kcl_lib/std/
sketch.rs

1//! Functions related to sketching.
2
3use std::f64;
4
5use anyhow::Result;
6use indexmap::IndexMap;
7use kcmc::shared::Point2d as KPoint2d; // Point2d is already defined in this pkg, to impl ts_rs traits.
8use kcmc::shared::Point3d as KPoint3d; // Point3d is already defined in this pkg, to impl ts_rs traits.
9use kcmc::{ModelingCmd, each_cmd as mcmd, length_unit::LengthUnit, shared::Angle, websocket::ModelingCmdReq};
10use kittycad_modeling_cmds as kcmc;
11use kittycad_modeling_cmds::{shared::PathSegment, units::UnitLength};
12use parse_display::{Display, FromStr};
13use serde::{Deserialize, Serialize};
14
15use super::{
16    shapes::{get_radius, get_radius_labelled},
17    utils::{untype_array, untype_point},
18};
19#[cfg(feature = "artifact-graph")]
20use crate::execution::{Artifact, ArtifactId, CodeRef, StartSketchOnFace, StartSketchOnPlane};
21use crate::{
22    errors::{KclError, KclErrorDetails},
23    execution::{
24        BasePath, ExecState, Face, GeoMeta, KclValue, ModelingCmdMeta, Path, Plane, PlaneInfo, Point2d, Point3d,
25        Sketch, SketchSurface, Solid, TagEngineInfo, TagIdentifier, annotations,
26        types::{ArrayLen, NumericType, PrimitiveType, RuntimeType},
27    },
28    parsing::ast::types::TagNode,
29    std::{
30        args::{Args, TyF64},
31        axis_or_reference::Axis2dOrEdgeReference,
32        planes::inner_plane_of,
33        utils::{
34            TangentialArcInfoInput, arc_center_and_end, get_tangential_arc_to_info, get_x_component, get_y_component,
35            intersection_with_parallel_line, point_to_len_unit, point_to_mm, untyped_point_to_mm,
36        },
37    },
38};
39
40/// A tag for a face.
41#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS)]
42#[ts(export)]
43#[serde(rename_all = "snake_case", untagged)]
44pub enum FaceTag {
45    StartOrEnd(StartOrEnd),
46    /// A tag for the face.
47    Tag(Box<TagIdentifier>),
48}
49
50impl std::fmt::Display for FaceTag {
51    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
52        match self {
53            FaceTag::Tag(t) => write!(f, "{t}"),
54            FaceTag::StartOrEnd(StartOrEnd::Start) => write!(f, "start"),
55            FaceTag::StartOrEnd(StartOrEnd::End) => write!(f, "end"),
56        }
57    }
58}
59
60impl FaceTag {
61    /// Get the face id from the tag.
62    pub async fn get_face_id(
63        &self,
64        solid: &Solid,
65        exec_state: &mut ExecState,
66        args: &Args,
67        must_be_planar: bool,
68    ) -> Result<uuid::Uuid, KclError> {
69        match self {
70            FaceTag::Tag(t) => args.get_adjacent_face_to_tag(exec_state, t, must_be_planar).await,
71            FaceTag::StartOrEnd(StartOrEnd::Start) => solid.start_cap_id.ok_or_else(|| {
72                KclError::new_type(KclErrorDetails::new(
73                    "Expected a start face".to_string(),
74                    vec![args.source_range],
75                ))
76            }),
77            FaceTag::StartOrEnd(StartOrEnd::End) => solid.end_cap_id.ok_or_else(|| {
78                KclError::new_type(KclErrorDetails::new(
79                    "Expected an end face".to_string(),
80                    vec![args.source_range],
81                ))
82            }),
83        }
84    }
85
86    pub async fn get_face_id_from_tag(
87        &self,
88        exec_state: &mut ExecState,
89        args: &Args,
90        must_be_planar: bool,
91    ) -> Result<uuid::Uuid, KclError> {
92        match self {
93            FaceTag::Tag(t) => args.get_adjacent_face_to_tag(exec_state, t, must_be_planar).await,
94            _ => Err(KclError::new_type(KclErrorDetails::new(
95                "Could not find the face corresponding to this tag".to_string(),
96                vec![args.source_range],
97            ))),
98        }
99    }
100}
101
102#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS, FromStr, Display)]
103#[ts(export)]
104#[serde(rename_all = "snake_case")]
105#[display(style = "snake_case")]
106pub enum StartOrEnd {
107    /// The start face as in before you extruded. This could also be known as the bottom
108    /// face. But we do not call it bottom because it would be the top face if you
109    /// extruded it in the opposite direction or flipped the camera.
110    #[serde(rename = "start", alias = "START")]
111    Start,
112    /// The end face after you extruded. This could also be known as the top
113    /// face. But we do not call it top because it would be the bottom face if you
114    /// extruded it in the opposite direction or flipped the camera.
115    #[serde(rename = "end", alias = "END")]
116    End,
117}
118
119pub const NEW_TAG_KW: &str = "tag";
120
121pub async fn involute_circular(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
122    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::sketch(), exec_state)?;
123
124    let start_radius: Option<TyF64> = args.get_kw_arg_opt("startRadius", &RuntimeType::length(), exec_state)?;
125    let end_radius: Option<TyF64> = args.get_kw_arg_opt("endRadius", &RuntimeType::length(), exec_state)?;
126    let start_diameter: Option<TyF64> = args.get_kw_arg_opt("startDiameter", &RuntimeType::length(), exec_state)?;
127    let end_diameter: Option<TyF64> = args.get_kw_arg_opt("endDiameter", &RuntimeType::length(), exec_state)?;
128    let angle: TyF64 = args.get_kw_arg("angle", &RuntimeType::angle(), exec_state)?;
129    let reverse = args.get_kw_arg_opt("reverse", &RuntimeType::bool(), exec_state)?;
130    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
131    let new_sketch = inner_involute_circular(
132        sketch,
133        start_radius,
134        end_radius,
135        start_diameter,
136        end_diameter,
137        angle,
138        reverse,
139        tag,
140        exec_state,
141        args,
142    )
143    .await?;
144    Ok(KclValue::Sketch {
145        value: Box::new(new_sketch),
146    })
147}
148
149fn involute_curve(radius: f64, angle: f64) -> (f64, f64) {
150    (
151        radius * (libm::cos(angle) + angle * libm::sin(angle)),
152        radius * (libm::sin(angle) - angle * libm::cos(angle)),
153    )
154}
155
156#[allow(clippy::too_many_arguments)]
157async fn inner_involute_circular(
158    sketch: Sketch,
159    start_radius: Option<TyF64>,
160    end_radius: Option<TyF64>,
161    start_diameter: Option<TyF64>,
162    end_diameter: Option<TyF64>,
163    angle: TyF64,
164    reverse: Option<bool>,
165    tag: Option<TagNode>,
166    exec_state: &mut ExecState,
167    args: Args,
168) -> Result<Sketch, KclError> {
169    let id = exec_state.next_uuid();
170    let angle_deg = angle.to_degrees(exec_state, args.source_range);
171    let angle_rad = angle.to_radians(exec_state, args.source_range);
172
173    let longer_args_dot_source_range = args.source_range;
174    let start_radius = get_radius_labelled(
175        start_radius,
176        start_diameter,
177        args.source_range,
178        "startRadius",
179        "startDiameter",
180    )?;
181    let end_radius = get_radius_labelled(
182        end_radius,
183        end_diameter,
184        longer_args_dot_source_range,
185        "endRadius",
186        "endDiameter",
187    )?;
188
189    exec_state
190        .batch_modeling_cmd(
191            ModelingCmdMeta::from_args_id(&args, id),
192            ModelingCmd::from(mcmd::ExtendPath {
193                label: Default::default(),
194                path: sketch.id.into(),
195                segment: PathSegment::CircularInvolute {
196                    start_radius: LengthUnit(start_radius.to_mm()),
197                    end_radius: LengthUnit(end_radius.to_mm()),
198                    angle: Angle::from_degrees(angle_deg),
199                    reverse: reverse.unwrap_or_default(),
200                },
201            }),
202        )
203        .await?;
204
205    let from = sketch.current_pen_position()?;
206
207    let start_radius = start_radius.to_length_units(from.units);
208    let end_radius = end_radius.to_length_units(from.units);
209
210    let mut end: KPoint3d<f64> = Default::default(); // ADAM: TODO impl this below.
211    let theta = f64::sqrt(end_radius * end_radius - start_radius * start_radius) / start_radius;
212    let (x, y) = involute_curve(start_radius, theta);
213
214    end.x = x * libm::cos(angle_rad) - y * libm::sin(angle_rad);
215    end.y = x * libm::sin(angle_rad) + y * libm::cos(angle_rad);
216
217    end.x -= start_radius * libm::cos(angle_rad);
218    end.y -= start_radius * libm::sin(angle_rad);
219
220    if reverse.unwrap_or_default() {
221        end.x = -end.x;
222    }
223
224    end.x += from.x;
225    end.y += from.y;
226
227    let current_path = Path::ToPoint {
228        base: BasePath {
229            from: from.ignore_units(),
230            to: [end.x, end.y],
231            tag: tag.clone(),
232            units: sketch.units,
233            geo_meta: GeoMeta {
234                id,
235                metadata: args.source_range.into(),
236            },
237        },
238    };
239
240    let mut new_sketch = sketch;
241    if let Some(tag) = &tag {
242        new_sketch.add_tag(tag, &current_path, exec_state, None);
243    }
244    new_sketch.paths.push(current_path);
245    Ok(new_sketch)
246}
247
248/// Draw a line to a point.
249pub async fn line(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
250    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::sketch(), exec_state)?;
251    let end = args.get_kw_arg_opt("end", &RuntimeType::point2d(), exec_state)?;
252    let end_absolute = args.get_kw_arg_opt("endAbsolute", &RuntimeType::point2d(), exec_state)?;
253    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
254
255    let new_sketch = inner_line(sketch, end_absolute, end, tag, exec_state, args).await?;
256    Ok(KclValue::Sketch {
257        value: Box::new(new_sketch),
258    })
259}
260
261async fn inner_line(
262    sketch: Sketch,
263    end_absolute: Option<[TyF64; 2]>,
264    end: Option<[TyF64; 2]>,
265    tag: Option<TagNode>,
266    exec_state: &mut ExecState,
267    args: Args,
268) -> Result<Sketch, KclError> {
269    straight_line(
270        StraightLineParams {
271            sketch,
272            end_absolute,
273            end,
274            tag,
275            relative_name: "end",
276        },
277        exec_state,
278        args,
279    )
280    .await
281}
282
283struct StraightLineParams {
284    sketch: Sketch,
285    end_absolute: Option<[TyF64; 2]>,
286    end: Option<[TyF64; 2]>,
287    tag: Option<TagNode>,
288    relative_name: &'static str,
289}
290
291impl StraightLineParams {
292    fn relative(p: [TyF64; 2], sketch: Sketch, tag: Option<TagNode>) -> Self {
293        Self {
294            sketch,
295            tag,
296            end: Some(p),
297            end_absolute: None,
298            relative_name: "end",
299        }
300    }
301    fn absolute(p: [TyF64; 2], sketch: Sketch, tag: Option<TagNode>) -> Self {
302        Self {
303            sketch,
304            tag,
305            end: None,
306            end_absolute: Some(p),
307            relative_name: "end",
308        }
309    }
310}
311
312async fn straight_line(
313    StraightLineParams {
314        sketch,
315        end,
316        end_absolute,
317        tag,
318        relative_name,
319    }: StraightLineParams,
320    exec_state: &mut ExecState,
321    args: Args,
322) -> Result<Sketch, KclError> {
323    let from = sketch.current_pen_position()?;
324    let (point, is_absolute) = match (end_absolute, end) {
325        (Some(_), Some(_)) => {
326            return Err(KclError::new_semantic(KclErrorDetails::new(
327                "You cannot give both `end` and `endAbsolute` params, you have to choose one or the other".to_owned(),
328                vec![args.source_range],
329            )));
330        }
331        (Some(end_absolute), None) => (end_absolute, true),
332        (None, Some(end)) => (end, false),
333        (None, None) => {
334            return Err(KclError::new_semantic(KclErrorDetails::new(
335                format!("You must supply either `{relative_name}` or `endAbsolute` arguments"),
336                vec![args.source_range],
337            )));
338        }
339    };
340
341    let id = exec_state.next_uuid();
342    exec_state
343        .batch_modeling_cmd(
344            ModelingCmdMeta::from_args_id(&args, id),
345            ModelingCmd::from(mcmd::ExtendPath {
346                label: Default::default(),
347                path: sketch.id.into(),
348                segment: PathSegment::Line {
349                    end: KPoint2d::from(point_to_mm(point.clone())).with_z(0.0).map(LengthUnit),
350                    relative: !is_absolute,
351                },
352            }),
353        )
354        .await?;
355
356    let end = if is_absolute {
357        point_to_len_unit(point, from.units)
358    } else {
359        let from = sketch.current_pen_position()?;
360        let point = point_to_len_unit(point, from.units);
361        [from.x + point[0], from.y + point[1]]
362    };
363
364    let current_path = Path::ToPoint {
365        base: BasePath {
366            from: from.ignore_units(),
367            to: end,
368            tag: tag.clone(),
369            units: sketch.units,
370            geo_meta: GeoMeta {
371                id,
372                metadata: args.source_range.into(),
373            },
374        },
375    };
376
377    let mut new_sketch = sketch;
378    if let Some(tag) = &tag {
379        new_sketch.add_tag(tag, &current_path, exec_state, None);
380    }
381
382    new_sketch.paths.push(current_path);
383
384    Ok(new_sketch)
385}
386
387/// Draw a line on the x-axis.
388pub async fn x_line(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
389    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
390    let length: Option<TyF64> = args.get_kw_arg_opt("length", &RuntimeType::length(), exec_state)?;
391    let end_absolute: Option<TyF64> = args.get_kw_arg_opt("endAbsolute", &RuntimeType::length(), exec_state)?;
392    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
393
394    let new_sketch = inner_x_line(sketch, length, end_absolute, tag, exec_state, args).await?;
395    Ok(KclValue::Sketch {
396        value: Box::new(new_sketch),
397    })
398}
399
400async fn inner_x_line(
401    sketch: Sketch,
402    length: Option<TyF64>,
403    end_absolute: Option<TyF64>,
404    tag: Option<TagNode>,
405    exec_state: &mut ExecState,
406    args: Args,
407) -> Result<Sketch, KclError> {
408    let from = sketch.current_pen_position()?;
409    straight_line(
410        StraightLineParams {
411            sketch,
412            end_absolute: end_absolute.map(|x| [x, from.into_y()]),
413            end: length.map(|x| [x, TyF64::new(0.0, NumericType::mm())]),
414            tag,
415            relative_name: "length",
416        },
417        exec_state,
418        args,
419    )
420    .await
421}
422
423/// Draw a line on the y-axis.
424pub async fn y_line(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
425    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
426    let length: Option<TyF64> = args.get_kw_arg_opt("length", &RuntimeType::length(), exec_state)?;
427    let end_absolute: Option<TyF64> = args.get_kw_arg_opt("endAbsolute", &RuntimeType::length(), exec_state)?;
428    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
429
430    let new_sketch = inner_y_line(sketch, length, end_absolute, tag, exec_state, args).await?;
431    Ok(KclValue::Sketch {
432        value: Box::new(new_sketch),
433    })
434}
435
436async fn inner_y_line(
437    sketch: Sketch,
438    length: Option<TyF64>,
439    end_absolute: Option<TyF64>,
440    tag: Option<TagNode>,
441    exec_state: &mut ExecState,
442    args: Args,
443) -> Result<Sketch, KclError> {
444    let from = sketch.current_pen_position()?;
445    straight_line(
446        StraightLineParams {
447            sketch,
448            end_absolute: end_absolute.map(|y| [from.into_x(), y]),
449            end: length.map(|y| [TyF64::new(0.0, NumericType::mm()), y]),
450            tag,
451            relative_name: "length",
452        },
453        exec_state,
454        args,
455    )
456    .await
457}
458
459/// Draw an angled line.
460pub async fn angled_line(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
461    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::sketch(), exec_state)?;
462    let angle: TyF64 = args.get_kw_arg("angle", &RuntimeType::degrees(), exec_state)?;
463    let length: Option<TyF64> = args.get_kw_arg_opt("length", &RuntimeType::length(), exec_state)?;
464    let length_x: Option<TyF64> = args.get_kw_arg_opt("lengthX", &RuntimeType::length(), exec_state)?;
465    let length_y: Option<TyF64> = args.get_kw_arg_opt("lengthY", &RuntimeType::length(), exec_state)?;
466    let end_absolute_x: Option<TyF64> = args.get_kw_arg_opt("endAbsoluteX", &RuntimeType::length(), exec_state)?;
467    let end_absolute_y: Option<TyF64> = args.get_kw_arg_opt("endAbsoluteY", &RuntimeType::length(), exec_state)?;
468    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
469
470    let new_sketch = inner_angled_line(
471        sketch,
472        angle.n,
473        length,
474        length_x,
475        length_y,
476        end_absolute_x,
477        end_absolute_y,
478        tag,
479        exec_state,
480        args,
481    )
482    .await?;
483    Ok(KclValue::Sketch {
484        value: Box::new(new_sketch),
485    })
486}
487
488#[allow(clippy::too_many_arguments)]
489async fn inner_angled_line(
490    sketch: Sketch,
491    angle: f64,
492    length: Option<TyF64>,
493    length_x: Option<TyF64>,
494    length_y: Option<TyF64>,
495    end_absolute_x: Option<TyF64>,
496    end_absolute_y: Option<TyF64>,
497    tag: Option<TagNode>,
498    exec_state: &mut ExecState,
499    args: Args,
500) -> Result<Sketch, KclError> {
501    let options_given = [&length, &length_x, &length_y, &end_absolute_x, &end_absolute_y]
502        .iter()
503        .filter(|x| x.is_some())
504        .count();
505    if options_given > 1 {
506        return Err(KclError::new_type(KclErrorDetails::new(
507            " one of `length`, `lengthX`, `lengthY`, `endAbsoluteX`, `endAbsoluteY` can be given".to_string(),
508            vec![args.source_range],
509        )));
510    }
511    if let Some(length_x) = length_x {
512        return inner_angled_line_of_x_length(angle, length_x, sketch, tag, exec_state, args).await;
513    }
514    if let Some(length_y) = length_y {
515        return inner_angled_line_of_y_length(angle, length_y, sketch, tag, exec_state, args).await;
516    }
517    let angle_degrees = angle;
518    match (length, length_x, length_y, end_absolute_x, end_absolute_y) {
519        (Some(length), None, None, None, None) => {
520            inner_angled_line_length(sketch, angle_degrees, length, tag, exec_state, args).await
521        }
522        (None, Some(length_x), None, None, None) => {
523            inner_angled_line_of_x_length(angle_degrees, length_x, sketch, tag, exec_state, args).await
524        }
525        (None, None, Some(length_y), None, None) => {
526            inner_angled_line_of_y_length(angle_degrees, length_y, sketch, tag, exec_state, args).await
527        }
528        (None, None, None, Some(end_absolute_x), None) => {
529            inner_angled_line_to_x(angle_degrees, end_absolute_x, sketch, tag, exec_state, args).await
530        }
531        (None, None, None, None, Some(end_absolute_y)) => {
532            inner_angled_line_to_y(angle_degrees, end_absolute_y, sketch, tag, exec_state, args).await
533        }
534        (None, None, None, None, None) => Err(KclError::new_type(KclErrorDetails::new(
535            "One of `length`, `lengthX`, `lengthY`, `endAbsoluteX`, `endAbsoluteY` must be given".to_string(),
536            vec![args.source_range],
537        ))),
538        _ => Err(KclError::new_type(KclErrorDetails::new(
539            "Only One of `length`, `lengthX`, `lengthY`, `endAbsoluteX`, `endAbsoluteY` can be given".to_owned(),
540            vec![args.source_range],
541        ))),
542    }
543}
544
545async fn inner_angled_line_length(
546    sketch: Sketch,
547    angle_degrees: f64,
548    length: TyF64,
549    tag: Option<TagNode>,
550    exec_state: &mut ExecState,
551    args: Args,
552) -> Result<Sketch, KclError> {
553    let from = sketch.current_pen_position()?;
554    let length = length.to_length_units(from.units);
555
556    //double check me on this one - mike
557    let delta: [f64; 2] = [
558        length * libm::cos(angle_degrees.to_radians()),
559        length * libm::sin(angle_degrees.to_radians()),
560    ];
561    let relative = true;
562
563    let to: [f64; 2] = [from.x + delta[0], from.y + delta[1]];
564
565    let id = exec_state.next_uuid();
566
567    exec_state
568        .batch_modeling_cmd(
569            ModelingCmdMeta::from_args_id(&args, id),
570            ModelingCmd::from(mcmd::ExtendPath {
571                label: Default::default(),
572                path: sketch.id.into(),
573                segment: PathSegment::Line {
574                    end: KPoint2d::from(untyped_point_to_mm(delta, from.units))
575                        .with_z(0.0)
576                        .map(LengthUnit),
577                    relative,
578                },
579            }),
580        )
581        .await?;
582
583    let current_path = Path::ToPoint {
584        base: BasePath {
585            from: from.ignore_units(),
586            to,
587            tag: tag.clone(),
588            units: sketch.units,
589            geo_meta: GeoMeta {
590                id,
591                metadata: args.source_range.into(),
592            },
593        },
594    };
595
596    let mut new_sketch = sketch;
597    if let Some(tag) = &tag {
598        new_sketch.add_tag(tag, &current_path, exec_state, None);
599    }
600
601    new_sketch.paths.push(current_path);
602    Ok(new_sketch)
603}
604
605async fn inner_angled_line_of_x_length(
606    angle_degrees: f64,
607    length: TyF64,
608    sketch: Sketch,
609    tag: Option<TagNode>,
610    exec_state: &mut ExecState,
611    args: Args,
612) -> Result<Sketch, KclError> {
613    if angle_degrees.abs() == 270.0 {
614        return Err(KclError::new_type(KclErrorDetails::new(
615            "Cannot have an x constrained angle of 270 degrees".to_string(),
616            vec![args.source_range],
617        )));
618    }
619
620    if angle_degrees.abs() == 90.0 {
621        return Err(KclError::new_type(KclErrorDetails::new(
622            "Cannot have an x constrained angle of 90 degrees".to_string(),
623            vec![args.source_range],
624        )));
625    }
626
627    let to = get_y_component(Angle::from_degrees(angle_degrees), length.n);
628    let to = [TyF64::new(to[0], length.ty), TyF64::new(to[1], length.ty)];
629
630    let new_sketch = straight_line(StraightLineParams::relative(to, sketch, tag), exec_state, args).await?;
631
632    Ok(new_sketch)
633}
634
635async fn inner_angled_line_to_x(
636    angle_degrees: f64,
637    x_to: TyF64,
638    sketch: Sketch,
639    tag: Option<TagNode>,
640    exec_state: &mut ExecState,
641    args: Args,
642) -> Result<Sketch, KclError> {
643    let from = sketch.current_pen_position()?;
644
645    if angle_degrees.abs() == 270.0 {
646        return Err(KclError::new_type(KclErrorDetails::new(
647            "Cannot have an x constrained angle of 270 degrees".to_string(),
648            vec![args.source_range],
649        )));
650    }
651
652    if angle_degrees.abs() == 90.0 {
653        return Err(KclError::new_type(KclErrorDetails::new(
654            "Cannot have an x constrained angle of 90 degrees".to_string(),
655            vec![args.source_range],
656        )));
657    }
658
659    let x_component = x_to.to_length_units(from.units) - from.x;
660    let y_component = x_component * libm::tan(angle_degrees.to_radians());
661    let y_to = from.y + y_component;
662
663    let new_sketch = straight_line(
664        StraightLineParams::absolute([x_to, TyF64::new(y_to, from.units.into())], sketch, tag),
665        exec_state,
666        args,
667    )
668    .await?;
669    Ok(new_sketch)
670}
671
672async fn inner_angled_line_of_y_length(
673    angle_degrees: f64,
674    length: TyF64,
675    sketch: Sketch,
676    tag: Option<TagNode>,
677    exec_state: &mut ExecState,
678    args: Args,
679) -> Result<Sketch, KclError> {
680    if angle_degrees.abs() == 0.0 {
681        return Err(KclError::new_type(KclErrorDetails::new(
682            "Cannot have a y constrained angle of 0 degrees".to_string(),
683            vec![args.source_range],
684        )));
685    }
686
687    if angle_degrees.abs() == 180.0 {
688        return Err(KclError::new_type(KclErrorDetails::new(
689            "Cannot have a y constrained angle of 180 degrees".to_string(),
690            vec![args.source_range],
691        )));
692    }
693
694    let to = get_x_component(Angle::from_degrees(angle_degrees), length.n);
695    let to = [TyF64::new(to[0], length.ty), TyF64::new(to[1], length.ty)];
696
697    let new_sketch = straight_line(StraightLineParams::relative(to, sketch, tag), exec_state, args).await?;
698
699    Ok(new_sketch)
700}
701
702async fn inner_angled_line_to_y(
703    angle_degrees: f64,
704    y_to: TyF64,
705    sketch: Sketch,
706    tag: Option<TagNode>,
707    exec_state: &mut ExecState,
708    args: Args,
709) -> Result<Sketch, KclError> {
710    let from = sketch.current_pen_position()?;
711
712    if angle_degrees.abs() == 0.0 {
713        return Err(KclError::new_type(KclErrorDetails::new(
714            "Cannot have a y constrained angle of 0 degrees".to_string(),
715            vec![args.source_range],
716        )));
717    }
718
719    if angle_degrees.abs() == 180.0 {
720        return Err(KclError::new_type(KclErrorDetails::new(
721            "Cannot have a y constrained angle of 180 degrees".to_string(),
722            vec![args.source_range],
723        )));
724    }
725
726    let y_component = y_to.to_length_units(from.units) - from.y;
727    let x_component = y_component / libm::tan(angle_degrees.to_radians());
728    let x_to = from.x + x_component;
729
730    let new_sketch = straight_line(
731        StraightLineParams::absolute([TyF64::new(x_to, from.units.into()), y_to], sketch, tag),
732        exec_state,
733        args,
734    )
735    .await?;
736    Ok(new_sketch)
737}
738
739/// Draw an angled line that intersects with a given line.
740pub async fn angled_line_that_intersects(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
741    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
742    let angle: TyF64 = args.get_kw_arg("angle", &RuntimeType::angle(), exec_state)?;
743    let intersect_tag: TagIdentifier = args.get_kw_arg("intersectTag", &RuntimeType::tagged_edge(), exec_state)?;
744    let offset = args.get_kw_arg_opt("offset", &RuntimeType::length(), exec_state)?;
745    let tag: Option<TagNode> = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
746    let new_sketch =
747        inner_angled_line_that_intersects(sketch, angle, intersect_tag, offset, tag, exec_state, args).await?;
748    Ok(KclValue::Sketch {
749        value: Box::new(new_sketch),
750    })
751}
752
753pub async fn inner_angled_line_that_intersects(
754    sketch: Sketch,
755    angle: TyF64,
756    intersect_tag: TagIdentifier,
757    offset: Option<TyF64>,
758    tag: Option<TagNode>,
759    exec_state: &mut ExecState,
760    args: Args,
761) -> Result<Sketch, KclError> {
762    let intersect_path = args.get_tag_engine_info(exec_state, &intersect_tag)?;
763    let path = intersect_path.path.clone().ok_or_else(|| {
764        KclError::new_type(KclErrorDetails::new(
765            format!("Expected an intersect path with a path, found `{intersect_path:?}`"),
766            vec![args.source_range],
767        ))
768    })?;
769
770    let from = sketch.current_pen_position()?;
771    let to = intersection_with_parallel_line(
772        &[
773            point_to_len_unit(path.get_from(), from.units),
774            point_to_len_unit(path.get_to(), from.units),
775        ],
776        offset.map(|t| t.to_length_units(from.units)).unwrap_or_default(),
777        angle.to_degrees(exec_state, args.source_range),
778        from.ignore_units(),
779    );
780    let to = [
781        TyF64::new(to[0], from.units.into()),
782        TyF64::new(to[1], from.units.into()),
783    ];
784
785    straight_line(StraightLineParams::absolute(to, sketch, tag), exec_state, args).await
786}
787
788/// Data for start sketch on.
789/// You can start a sketch on a plane or an solid.
790#[derive(Debug, Clone, Serialize, PartialEq, ts_rs::TS)]
791#[ts(export)]
792#[serde(rename_all = "camelCase", untagged)]
793#[allow(clippy::large_enum_variant)]
794pub enum SketchData {
795    PlaneOrientation(PlaneData),
796    Plane(Box<Plane>),
797    Solid(Box<Solid>),
798}
799
800/// Orientation data that can be used to construct a plane, not a plane in itself.
801#[derive(Debug, Clone, Deserialize, Serialize, PartialEq, ts_rs::TS)]
802#[ts(export)]
803#[serde(rename_all = "camelCase")]
804#[allow(clippy::large_enum_variant)]
805pub enum PlaneData {
806    /// The XY plane.
807    #[serde(rename = "XY", alias = "xy")]
808    XY,
809    /// The opposite side of the XY plane.
810    #[serde(rename = "-XY", alias = "-xy")]
811    NegXY,
812    /// The XZ plane.
813    #[serde(rename = "XZ", alias = "xz")]
814    XZ,
815    /// The opposite side of the XZ plane.
816    #[serde(rename = "-XZ", alias = "-xz")]
817    NegXZ,
818    /// The YZ plane.
819    #[serde(rename = "YZ", alias = "yz")]
820    YZ,
821    /// The opposite side of the YZ plane.
822    #[serde(rename = "-YZ", alias = "-yz")]
823    NegYZ,
824    /// A defined plane.
825    Plane(PlaneInfo),
826}
827
828/// Start a sketch on a specific plane or face.
829pub async fn start_sketch_on(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
830    let data = args.get_unlabeled_kw_arg(
831        "planeOrSolid",
832        &RuntimeType::Union(vec![RuntimeType::solid(), RuntimeType::plane()]),
833        exec_state,
834    )?;
835    let face = args.get_kw_arg_opt("face", &RuntimeType::tagged_face(), exec_state)?;
836    let normal_to_face = args.get_kw_arg_opt("normalToFace", &RuntimeType::tagged_face(), exec_state)?;
837    let align_axis = args.get_kw_arg_opt("alignAxis", &RuntimeType::Primitive(PrimitiveType::Axis2d), exec_state)?;
838    let normal_offset = args.get_kw_arg_opt("normalOffset", &RuntimeType::length(), exec_state)?;
839
840    match inner_start_sketch_on(data, face, normal_to_face, align_axis, normal_offset, exec_state, &args).await? {
841        SketchSurface::Plane(value) => Ok(KclValue::Plane { value }),
842        SketchSurface::Face(value) => Ok(KclValue::Face { value }),
843    }
844}
845
846async fn inner_start_sketch_on(
847    plane_or_solid: SketchData,
848    face: Option<FaceTag>,
849    normal_to_face: Option<FaceTag>,
850    align_axis: Option<Axis2dOrEdgeReference>,
851    normal_offset: Option<TyF64>,
852    exec_state: &mut ExecState,
853    args: &Args,
854) -> Result<SketchSurface, KclError> {
855    let face = match (face, normal_to_face, &align_axis, &normal_offset) {
856        (Some(_), Some(_), _, _) => {
857            return Err(KclError::new_semantic(KclErrorDetails::new(
858                "You cannot give both `face` and `normalToFace` params, you have to choose one or the other."
859                    .to_owned(),
860                vec![args.source_range],
861            )));
862        }
863        (Some(face), None, None, None) => Some(face),
864        (_, Some(_), None, _) => {
865            return Err(KclError::new_semantic(KclErrorDetails::new(
866                "`alignAxis` is required if `normalToFace` is specified.".to_owned(),
867                vec![args.source_range],
868            )));
869        }
870        (_, None, Some(_), _) => {
871            return Err(KclError::new_semantic(KclErrorDetails::new(
872                "`normalToFace` is required if `alignAxis` is specified.".to_owned(),
873                vec![args.source_range],
874            )));
875        }
876        (_, None, _, Some(_)) => {
877            return Err(KclError::new_semantic(KclErrorDetails::new(
878                "`normalToFace` is required if `normalOffset` is specified.".to_owned(),
879                vec![args.source_range],
880            )));
881        }
882        (_, Some(face), Some(_), _) => Some(face),
883        (None, None, None, None) => None,
884    };
885
886    match plane_or_solid {
887        SketchData::PlaneOrientation(plane_data) => {
888            let plane = make_sketch_plane_from_orientation(plane_data, exec_state, args).await?;
889            Ok(SketchSurface::Plane(plane))
890        }
891        SketchData::Plane(plane) => {
892            if plane.value == crate::exec::PlaneType::Uninit {
893                let plane = make_sketch_plane_from_orientation(plane.info.into_plane_data(), exec_state, args).await?;
894                Ok(SketchSurface::Plane(plane))
895            } else {
896                // Create artifact used only by the UI, not the engine.
897                #[cfg(feature = "artifact-graph")]
898                {
899                    let id = exec_state.next_uuid();
900                    exec_state.add_artifact(Artifact::StartSketchOnPlane(StartSketchOnPlane {
901                        id: ArtifactId::from(id),
902                        plane_id: plane.artifact_id,
903                        code_ref: CodeRef::placeholder(args.source_range),
904                    }));
905                }
906
907                Ok(SketchSurface::Plane(plane))
908            }
909        }
910        SketchData::Solid(solid) => {
911            let Some(tag) = face else {
912                return Err(KclError::new_type(KclErrorDetails::new(
913                    "Expected a tag for the face to sketch on".to_string(),
914                    vec![args.source_range],
915                )));
916            };
917            if let Some(align_axis) = align_axis {
918                let plane_of = inner_plane_of(*solid, tag, exec_state, args).await?;
919
920                let offset = normal_offset.map_or(0.0, |x| x.n);
921                let (x_axis, y_axis, normal_offset) = match align_axis {
922                    Axis2dOrEdgeReference::Axis { direction, origin: _ } => {
923                        if (direction[0].n - 1.0).abs() < f64::EPSILON {
924                            //X axis chosen
925                            (
926                                plane_of.info.x_axis,
927                                plane_of.info.z_axis,
928                                plane_of.info.y_axis * offset,
929                            )
930                        } else if (direction[0].n + 1.0).abs() < f64::EPSILON {
931                            // -X axis chosen
932                            (
933                                plane_of.info.x_axis.negated(),
934                                plane_of.info.z_axis,
935                                plane_of.info.y_axis * offset,
936                            )
937                        } else if (direction[1].n - 1.0).abs() < f64::EPSILON {
938                            // Y axis chosen
939                            (
940                                plane_of.info.y_axis,
941                                plane_of.info.z_axis,
942                                plane_of.info.x_axis * offset,
943                            )
944                        } else if (direction[1].n + 1.0).abs() < f64::EPSILON {
945                            // -Y axis chosen
946                            (
947                                plane_of.info.y_axis.negated(),
948                                plane_of.info.z_axis,
949                                plane_of.info.x_axis * offset,
950                            )
951                        } else {
952                            return Err(KclError::new_semantic(KclErrorDetails::new(
953                                "Unsupported axis detected. This function only supports using X, -X, Y and -Y."
954                                    .to_owned(),
955                                vec![args.source_range],
956                            )));
957                        }
958                    }
959                    Axis2dOrEdgeReference::Edge(_) => {
960                        return Err(KclError::new_semantic(KclErrorDetails::new(
961                            "Use of an edge here is unsupported, please specify an `Axis2d` (e.g. `X`) instead."
962                                .to_owned(),
963                            vec![args.source_range],
964                        )));
965                    }
966                };
967                let origin = Point3d::new(0.0, 0.0, 0.0, plane_of.info.origin.units);
968                let plane_data = PlaneData::Plane(PlaneInfo {
969                    origin: plane_of.project(origin) + normal_offset,
970                    x_axis,
971                    y_axis,
972                    z_axis: x_axis.axes_cross_product(&y_axis),
973                });
974                let plane = make_sketch_plane_from_orientation(plane_data, exec_state, args).await?;
975
976                // Create artifact used only by the UI, not the engine.
977                #[cfg(feature = "artifact-graph")]
978                {
979                    let id = exec_state.next_uuid();
980                    exec_state.add_artifact(Artifact::StartSketchOnPlane(StartSketchOnPlane {
981                        id: ArtifactId::from(id),
982                        plane_id: plane.artifact_id,
983                        code_ref: CodeRef::placeholder(args.source_range),
984                    }));
985                }
986
987                Ok(SketchSurface::Plane(plane))
988            } else {
989                let face = start_sketch_on_face(solid, tag, exec_state, args).await?;
990
991                #[cfg(feature = "artifact-graph")]
992                {
993                    // Create artifact used only by the UI, not the engine.
994                    let id = exec_state.next_uuid();
995                    exec_state.add_artifact(Artifact::StartSketchOnFace(StartSketchOnFace {
996                        id: ArtifactId::from(id),
997                        face_id: face.artifact_id,
998                        code_ref: CodeRef::placeholder(args.source_range),
999                    }));
1000                }
1001
1002                Ok(SketchSurface::Face(face))
1003            }
1004        }
1005    }
1006}
1007
1008async fn start_sketch_on_face(
1009    solid: Box<Solid>,
1010    tag: FaceTag,
1011    exec_state: &mut ExecState,
1012    args: &Args,
1013) -> Result<Box<Face>, KclError> {
1014    let extrude_plane_id = tag.get_face_id(&solid, exec_state, args, true).await?;
1015
1016    Ok(Box::new(Face {
1017        id: extrude_plane_id,
1018        artifact_id: extrude_plane_id.into(),
1019        value: tag.to_string(),
1020        // TODO: get this from the extrude plane data.
1021        x_axis: solid.sketch.on.x_axis(),
1022        y_axis: solid.sketch.on.y_axis(),
1023        units: solid.units,
1024        solid,
1025        meta: vec![args.source_range.into()],
1026    }))
1027}
1028
1029pub async fn make_sketch_plane_from_orientation(
1030    data: PlaneData,
1031    exec_state: &mut ExecState,
1032    args: &Args,
1033) -> Result<Box<Plane>, KclError> {
1034    let plane = Plane::from_plane_data(data.clone(), exec_state)?;
1035
1036    // Create the plane on the fly.
1037    let clobber = false;
1038    let size = LengthUnit(60.0);
1039    let hide = Some(true);
1040    exec_state
1041        .batch_modeling_cmd(
1042            ModelingCmdMeta::from_args_id(args, plane.id),
1043            ModelingCmd::from(mcmd::MakePlane {
1044                clobber,
1045                origin: plane.info.origin.into(),
1046                size,
1047                x_axis: plane.info.x_axis.into(),
1048                y_axis: plane.info.y_axis.into(),
1049                hide,
1050            }),
1051        )
1052        .await?;
1053
1054    Ok(Box::new(plane))
1055}
1056
1057/// Start a new profile at a given point.
1058pub async fn start_profile(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1059    let sketch_surface = args.get_unlabeled_kw_arg(
1060        "startProfileOn",
1061        &RuntimeType::Union(vec![RuntimeType::plane(), RuntimeType::face()]),
1062        exec_state,
1063    )?;
1064    let start: [TyF64; 2] = args.get_kw_arg("at", &RuntimeType::point2d(), exec_state)?;
1065    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
1066
1067    let sketch = inner_start_profile(sketch_surface, start, tag, exec_state, args).await?;
1068    Ok(KclValue::Sketch {
1069        value: Box::new(sketch),
1070    })
1071}
1072
1073pub(crate) async fn inner_start_profile(
1074    sketch_surface: SketchSurface,
1075    at: [TyF64; 2],
1076    tag: Option<TagNode>,
1077    exec_state: &mut ExecState,
1078    args: Args,
1079) -> Result<Sketch, KclError> {
1080    match &sketch_surface {
1081        SketchSurface::Face(face) => {
1082            // Flush the batch for our fillets/chamfers if there are any.
1083            // If we do not do these for sketch on face, things will fail with face does not exist.
1084            exec_state
1085                .flush_batch_for_solids((&args).into(), &[(*face.solid).clone()])
1086                .await?;
1087        }
1088        SketchSurface::Plane(plane) if !plane.is_standard() => {
1089            // Hide whatever plane we are sketching on.
1090            // This is especially helpful for offset planes, which would be visible otherwise.
1091            exec_state
1092                .batch_end_cmd(
1093                    (&args).into(),
1094                    ModelingCmd::from(mcmd::ObjectVisible {
1095                        object_id: plane.id,
1096                        hidden: true,
1097                    }),
1098                )
1099                .await?;
1100        }
1101        _ => {}
1102    }
1103
1104    let enable_sketch_id = exec_state.next_uuid();
1105    let path_id = exec_state.next_uuid();
1106    let move_pen_id = exec_state.next_uuid();
1107    let disable_sketch_id = exec_state.next_uuid();
1108    exec_state
1109        .batch_modeling_cmds(
1110            (&args).into(),
1111            &[
1112                // Enter sketch mode on the surface.
1113                // We call this here so you can reuse the sketch surface for multiple sketches.
1114                ModelingCmdReq {
1115                    cmd: ModelingCmd::from(mcmd::EnableSketchMode {
1116                        animated: false,
1117                        ortho: false,
1118                        entity_id: sketch_surface.id(),
1119                        adjust_camera: false,
1120                        planar_normal: if let SketchSurface::Plane(plane) = &sketch_surface {
1121                            // We pass in the normal for the plane here.
1122                            let normal = plane.info.x_axis.axes_cross_product(&plane.info.y_axis);
1123                            Some(normal.into())
1124                        } else {
1125                            None
1126                        },
1127                    }),
1128                    cmd_id: enable_sketch_id.into(),
1129                },
1130                ModelingCmdReq {
1131                    cmd: ModelingCmd::from(mcmd::StartPath::default()),
1132                    cmd_id: path_id.into(),
1133                },
1134                ModelingCmdReq {
1135                    cmd: ModelingCmd::from(mcmd::MovePathPen {
1136                        path: path_id.into(),
1137                        to: KPoint2d::from(point_to_mm(at.clone())).with_z(0.0).map(LengthUnit),
1138                    }),
1139                    cmd_id: move_pen_id.into(),
1140                },
1141                ModelingCmdReq {
1142                    cmd: ModelingCmd::SketchModeDisable(mcmd::SketchModeDisable::default()),
1143                    cmd_id: disable_sketch_id.into(),
1144                },
1145            ],
1146        )
1147        .await?;
1148
1149    // Convert to the units of the module.  This is what the frontend expects.
1150    let units = exec_state.length_unit();
1151    let to = point_to_len_unit(at, units);
1152    let current_path = BasePath {
1153        from: to,
1154        to,
1155        tag: tag.clone(),
1156        units,
1157        geo_meta: GeoMeta {
1158            id: move_pen_id,
1159            metadata: args.source_range.into(),
1160        },
1161    };
1162
1163    let sketch = Sketch {
1164        id: path_id,
1165        original_id: path_id,
1166        artifact_id: path_id.into(),
1167        on: sketch_surface.clone(),
1168        paths: vec![],
1169        inner_paths: vec![],
1170        units,
1171        mirror: Default::default(),
1172        clone: Default::default(),
1173        meta: vec![args.source_range.into()],
1174        tags: if let Some(tag) = &tag {
1175            let mut tag_identifier: TagIdentifier = tag.into();
1176            tag_identifier.info = vec![(
1177                exec_state.stack().current_epoch(),
1178                TagEngineInfo {
1179                    id: current_path.geo_meta.id,
1180                    sketch: path_id,
1181                    path: Some(Path::Base {
1182                        base: current_path.clone(),
1183                    }),
1184                    surface: None,
1185                },
1186            )];
1187            IndexMap::from([(tag.name.to_string(), tag_identifier)])
1188        } else {
1189            Default::default()
1190        },
1191        start: current_path,
1192        is_closed: false,
1193    };
1194    Ok(sketch)
1195}
1196
1197/// Returns the X component of the sketch profile start point.
1198pub async fn profile_start_x(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1199    let sketch: Sketch = args.get_unlabeled_kw_arg("profile", &RuntimeType::sketch(), exec_state)?;
1200    let ty = sketch.units.into();
1201    let x = inner_profile_start_x(sketch)?;
1202    Ok(args.make_user_val_from_f64_with_type(TyF64::new(x, ty)))
1203}
1204
1205pub(crate) fn inner_profile_start_x(profile: Sketch) -> Result<f64, KclError> {
1206    Ok(profile.start.to[0])
1207}
1208
1209/// Returns the Y component of the sketch profile start point.
1210pub async fn profile_start_y(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1211    let sketch: Sketch = args.get_unlabeled_kw_arg("profile", &RuntimeType::sketch(), exec_state)?;
1212    let ty = sketch.units.into();
1213    let x = inner_profile_start_y(sketch)?;
1214    Ok(args.make_user_val_from_f64_with_type(TyF64::new(x, ty)))
1215}
1216
1217pub(crate) fn inner_profile_start_y(profile: Sketch) -> Result<f64, KclError> {
1218    Ok(profile.start.to[1])
1219}
1220
1221/// Returns the sketch profile start point.
1222pub async fn profile_start(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1223    let sketch: Sketch = args.get_unlabeled_kw_arg("profile", &RuntimeType::sketch(), exec_state)?;
1224    let ty = sketch.units.into();
1225    let point = inner_profile_start(sketch)?;
1226    Ok(KclValue::from_point2d(point, ty, args.into()))
1227}
1228
1229pub(crate) fn inner_profile_start(profile: Sketch) -> Result<[f64; 2], KclError> {
1230    Ok(profile.start.to)
1231}
1232
1233/// Close the current sketch.
1234pub async fn close(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1235    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
1236    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
1237    let new_sketch = inner_close(sketch, tag, exec_state, args).await?;
1238    Ok(KclValue::Sketch {
1239        value: Box::new(new_sketch),
1240    })
1241}
1242
1243pub(crate) async fn inner_close(
1244    sketch: Sketch,
1245    tag: Option<TagNode>,
1246    exec_state: &mut ExecState,
1247    args: Args,
1248) -> Result<Sketch, KclError> {
1249    if sketch.is_closed {
1250        exec_state.warn(
1251            crate::CompilationError {
1252                source_range: args.source_range,
1253                message: "This sketch is already closed. Remove this unnecessary `close()` call".to_string(),
1254                suggestion: None,
1255                severity: crate::errors::Severity::Warning,
1256                tag: crate::errors::Tag::Unnecessary,
1257            },
1258            annotations::WARN_UNNECESSARY_CLOSE,
1259        );
1260        return Ok(sketch);
1261    }
1262    let from = sketch.current_pen_position()?;
1263    let to = point_to_len_unit(sketch.start.get_from(), from.units);
1264
1265    let id = exec_state.next_uuid();
1266
1267    exec_state
1268        .batch_modeling_cmd(
1269            ModelingCmdMeta::from_args_id(&args, id),
1270            ModelingCmd::from(mcmd::ClosePath { path_id: sketch.id }),
1271        )
1272        .await?;
1273
1274    let mut new_sketch = sketch;
1275
1276    let distance = ((from.x - to[0]).powi(2) + (from.y - to[1]).powi(2)).sqrt();
1277    if distance > super::EQUAL_POINTS_DIST_EPSILON {
1278        // These will NOT be the same point in the engine, and an additional segment will be created.
1279        let current_path = Path::ToPoint {
1280            base: BasePath {
1281                from: from.ignore_units(),
1282                to,
1283                tag: tag.clone(),
1284                units: new_sketch.units,
1285                geo_meta: GeoMeta {
1286                    id,
1287                    metadata: args.source_range.into(),
1288                },
1289            },
1290        };
1291
1292        if let Some(tag) = &tag {
1293            new_sketch.add_tag(tag, &current_path, exec_state, None);
1294        }
1295        new_sketch.paths.push(current_path);
1296    } else if tag.is_some() {
1297        exec_state.warn(
1298            crate::CompilationError {
1299                source_range: args.source_range,
1300                message: "A tag declarator was specified, but no segment was created".to_string(),
1301                suggestion: None,
1302                severity: crate::errors::Severity::Warning,
1303                tag: crate::errors::Tag::Unnecessary,
1304            },
1305            annotations::WARN_UNUSED_TAGS,
1306        );
1307    }
1308
1309    new_sketch.is_closed = true;
1310
1311    Ok(new_sketch)
1312}
1313
1314/// Draw an arc.
1315pub async fn arc(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1316    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
1317
1318    let angle_start: Option<TyF64> = args.get_kw_arg_opt("angleStart", &RuntimeType::degrees(), exec_state)?;
1319    let angle_end: Option<TyF64> = args.get_kw_arg_opt("angleEnd", &RuntimeType::degrees(), exec_state)?;
1320    let radius: Option<TyF64> = args.get_kw_arg_opt("radius", &RuntimeType::length(), exec_state)?;
1321    let diameter: Option<TyF64> = args.get_kw_arg_opt("diameter", &RuntimeType::length(), exec_state)?;
1322    let end_absolute: Option<[TyF64; 2]> = args.get_kw_arg_opt("endAbsolute", &RuntimeType::point2d(), exec_state)?;
1323    let interior_absolute: Option<[TyF64; 2]> =
1324        args.get_kw_arg_opt("interiorAbsolute", &RuntimeType::point2d(), exec_state)?;
1325    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
1326    let new_sketch = inner_arc(
1327        sketch,
1328        angle_start,
1329        angle_end,
1330        radius,
1331        diameter,
1332        interior_absolute,
1333        end_absolute,
1334        tag,
1335        exec_state,
1336        args,
1337    )
1338    .await?;
1339    Ok(KclValue::Sketch {
1340        value: Box::new(new_sketch),
1341    })
1342}
1343
1344#[allow(clippy::too_many_arguments)]
1345pub(crate) async fn inner_arc(
1346    sketch: Sketch,
1347    angle_start: Option<TyF64>,
1348    angle_end: Option<TyF64>,
1349    radius: Option<TyF64>,
1350    diameter: Option<TyF64>,
1351    interior_absolute: Option<[TyF64; 2]>,
1352    end_absolute: Option<[TyF64; 2]>,
1353    tag: Option<TagNode>,
1354    exec_state: &mut ExecState,
1355    args: Args,
1356) -> Result<Sketch, KclError> {
1357    let from: Point2d = sketch.current_pen_position()?;
1358    let id = exec_state.next_uuid();
1359
1360    match (angle_start, angle_end, radius, diameter, interior_absolute, end_absolute) {
1361        (Some(angle_start), Some(angle_end), radius, diameter, None, None) => {
1362            let radius = get_radius(radius, diameter, args.source_range)?;
1363            relative_arc(&args, id, exec_state, sketch, from, angle_start, angle_end, radius, tag).await
1364        }
1365        (None, None, None, None, Some(interior_absolute), Some(end_absolute)) => {
1366            absolute_arc(&args, id, exec_state, sketch, from, interior_absolute, end_absolute, tag).await
1367        }
1368        _ => {
1369            Err(KclError::new_type(KclErrorDetails::new(
1370                "Invalid combination of arguments. Either provide (angleStart, angleEnd, radius) or (endAbsolute, interiorAbsolute)".to_owned(),
1371                vec![args.source_range],
1372            )))
1373        }
1374    }
1375}
1376
1377#[allow(clippy::too_many_arguments)]
1378pub async fn absolute_arc(
1379    args: &Args,
1380    id: uuid::Uuid,
1381    exec_state: &mut ExecState,
1382    sketch: Sketch,
1383    from: Point2d,
1384    interior_absolute: [TyF64; 2],
1385    end_absolute: [TyF64; 2],
1386    tag: Option<TagNode>,
1387) -> Result<Sketch, KclError> {
1388    // The start point is taken from the path you are extending.
1389    exec_state
1390        .batch_modeling_cmd(
1391            ModelingCmdMeta::from_args_id(args, id),
1392            ModelingCmd::from(mcmd::ExtendPath {
1393                label: Default::default(),
1394                path: sketch.id.into(),
1395                segment: PathSegment::ArcTo {
1396                    end: kcmc::shared::Point3d {
1397                        x: LengthUnit(end_absolute[0].to_mm()),
1398                        y: LengthUnit(end_absolute[1].to_mm()),
1399                        z: LengthUnit(0.0),
1400                    },
1401                    interior: kcmc::shared::Point3d {
1402                        x: LengthUnit(interior_absolute[0].to_mm()),
1403                        y: LengthUnit(interior_absolute[1].to_mm()),
1404                        z: LengthUnit(0.0),
1405                    },
1406                    relative: false,
1407                },
1408            }),
1409        )
1410        .await?;
1411
1412    let start = [from.x, from.y];
1413    let end = point_to_len_unit(end_absolute, from.units);
1414
1415    let current_path = Path::ArcThreePoint {
1416        base: BasePath {
1417            from: from.ignore_units(),
1418            to: end,
1419            tag: tag.clone(),
1420            units: sketch.units,
1421            geo_meta: GeoMeta {
1422                id,
1423                metadata: args.source_range.into(),
1424            },
1425        },
1426        p1: start,
1427        p2: point_to_len_unit(interior_absolute, from.units),
1428        p3: end,
1429    };
1430
1431    let mut new_sketch = sketch;
1432    if let Some(tag) = &tag {
1433        new_sketch.add_tag(tag, &current_path, exec_state, None);
1434    }
1435
1436    new_sketch.paths.push(current_path);
1437
1438    Ok(new_sketch)
1439}
1440
1441#[allow(clippy::too_many_arguments)]
1442pub async fn relative_arc(
1443    args: &Args,
1444    id: uuid::Uuid,
1445    exec_state: &mut ExecState,
1446    sketch: Sketch,
1447    from: Point2d,
1448    angle_start: TyF64,
1449    angle_end: TyF64,
1450    radius: TyF64,
1451    tag: Option<TagNode>,
1452) -> Result<Sketch, KclError> {
1453    let a_start = Angle::from_degrees(angle_start.to_degrees(exec_state, args.source_range));
1454    let a_end = Angle::from_degrees(angle_end.to_degrees(exec_state, args.source_range));
1455    let radius = radius.to_length_units(from.units);
1456    let (center, end) = arc_center_and_end(from.ignore_units(), a_start, a_end, radius);
1457    if a_start == a_end {
1458        return Err(KclError::new_type(KclErrorDetails::new(
1459            "Arc start and end angles must be different".to_string(),
1460            vec![args.source_range],
1461        )));
1462    }
1463    let ccw = a_start < a_end;
1464
1465    exec_state
1466        .batch_modeling_cmd(
1467            ModelingCmdMeta::from_args_id(args, id),
1468            ModelingCmd::from(mcmd::ExtendPath {
1469                label: Default::default(),
1470                path: sketch.id.into(),
1471                segment: PathSegment::Arc {
1472                    start: a_start,
1473                    end: a_end,
1474                    center: KPoint2d::from(untyped_point_to_mm(center, from.units)).map(LengthUnit),
1475                    radius: LengthUnit(
1476                        crate::execution::types::adjust_length(from.units, radius, UnitLength::Millimeters).0,
1477                    ),
1478                    relative: false,
1479                },
1480            }),
1481        )
1482        .await?;
1483
1484    let current_path = Path::Arc {
1485        base: BasePath {
1486            from: from.ignore_units(),
1487            to: end,
1488            tag: tag.clone(),
1489            units: from.units,
1490            geo_meta: GeoMeta {
1491                id,
1492                metadata: args.source_range.into(),
1493            },
1494        },
1495        center,
1496        radius,
1497        ccw,
1498    };
1499
1500    let mut new_sketch = sketch;
1501    if let Some(tag) = &tag {
1502        new_sketch.add_tag(tag, &current_path, exec_state, None);
1503    }
1504
1505    new_sketch.paths.push(current_path);
1506
1507    Ok(new_sketch)
1508}
1509
1510/// Draw a tangential arc to a specific point.
1511pub async fn tangential_arc(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1512    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
1513    let end = args.get_kw_arg_opt("end", &RuntimeType::point2d(), exec_state)?;
1514    let end_absolute = args.get_kw_arg_opt("endAbsolute", &RuntimeType::point2d(), exec_state)?;
1515    let radius = args.get_kw_arg_opt("radius", &RuntimeType::length(), exec_state)?;
1516    let diameter = args.get_kw_arg_opt("diameter", &RuntimeType::length(), exec_state)?;
1517    let angle = args.get_kw_arg_opt("angle", &RuntimeType::angle(), exec_state)?;
1518    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
1519
1520    let new_sketch = inner_tangential_arc(
1521        sketch,
1522        end_absolute,
1523        end,
1524        radius,
1525        diameter,
1526        angle,
1527        tag,
1528        exec_state,
1529        args,
1530    )
1531    .await?;
1532    Ok(KclValue::Sketch {
1533        value: Box::new(new_sketch),
1534    })
1535}
1536
1537#[allow(clippy::too_many_arguments)]
1538async fn inner_tangential_arc(
1539    sketch: Sketch,
1540    end_absolute: Option<[TyF64; 2]>,
1541    end: Option<[TyF64; 2]>,
1542    radius: Option<TyF64>,
1543    diameter: Option<TyF64>,
1544    angle: Option<TyF64>,
1545    tag: Option<TagNode>,
1546    exec_state: &mut ExecState,
1547    args: Args,
1548) -> Result<Sketch, KclError> {
1549    match (end_absolute, end, radius, diameter, angle) {
1550        (Some(point), None, None, None, None) => {
1551            inner_tangential_arc_to_point(sketch, point, true, tag, exec_state, args).await
1552        }
1553        (None, Some(point), None, None, None) => {
1554            inner_tangential_arc_to_point(sketch, point, false, tag, exec_state, args).await
1555        }
1556        (None, None, radius, diameter, Some(angle)) => {
1557            let radius = get_radius(radius, diameter, args.source_range)?;
1558            let data = TangentialArcData::RadiusAndOffset { radius, offset: angle };
1559            inner_tangential_arc_radius_angle(data, sketch, tag, exec_state, args).await
1560        }
1561        (Some(_), Some(_), None, None, None) => Err(KclError::new_semantic(KclErrorDetails::new(
1562            "You cannot give both `end` and `endAbsolute` params, you have to choose one or the other".to_owned(),
1563            vec![args.source_range],
1564        ))),
1565        (_, _, _, _, _) => Err(KclError::new_semantic(KclErrorDetails::new(
1566            "You must supply `end`, `endAbsolute`, or both `angle` and `radius`/`diameter` arguments".to_owned(),
1567            vec![args.source_range],
1568        ))),
1569    }
1570}
1571
1572/// Data to draw a tangential arc.
1573#[derive(Debug, Clone, Serialize, PartialEq, ts_rs::TS)]
1574#[ts(export)]
1575#[serde(rename_all = "camelCase", untagged)]
1576pub enum TangentialArcData {
1577    RadiusAndOffset {
1578        /// Radius of the arc.
1579        /// Not to be confused with Raiders of the Lost Ark.
1580        radius: TyF64,
1581        /// Offset of the arc, in degrees.
1582        offset: TyF64,
1583    },
1584}
1585
1586/// Draw a curved line segment along part of an imaginary circle.
1587///
1588/// The arc is constructed such that the last line segment is placed tangent
1589/// to the imaginary circle of the specified radius. The resulting arc is the
1590/// segment of the imaginary circle from that tangent point for 'angle'
1591/// degrees along the imaginary circle.
1592async fn inner_tangential_arc_radius_angle(
1593    data: TangentialArcData,
1594    sketch: Sketch,
1595    tag: Option<TagNode>,
1596    exec_state: &mut ExecState,
1597    args: Args,
1598) -> Result<Sketch, KclError> {
1599    let from: Point2d = sketch.current_pen_position()?;
1600    // next set of lines is some undocumented voodoo from get_tangential_arc_to_info
1601    let tangent_info = sketch.get_tangential_info_from_paths(); //this function desperately needs some documentation
1602    let tan_previous_point = tangent_info.tan_previous_point(from.ignore_units());
1603
1604    let id = exec_state.next_uuid();
1605
1606    let (center, to, ccw) = match data {
1607        TangentialArcData::RadiusAndOffset { radius, offset } => {
1608            // KCL stdlib types use degrees.
1609            let offset = Angle::from_degrees(offset.to_degrees(exec_state, args.source_range));
1610
1611            // Calculate the end point from the angle and radius.
1612            // atan2 outputs radians.
1613            let previous_end_tangent = Angle::from_radians(libm::atan2(
1614                from.y - tan_previous_point[1],
1615                from.x - tan_previous_point[0],
1616            ));
1617            // make sure the arc center is on the correct side to guarantee deterministic behavior
1618            // note the engine automatically rejects an offset of zero, if we want to flag that at KCL too to avoid engine errors
1619            let ccw = offset.to_degrees() > 0.0;
1620            let tangent_to_arc_start_angle = if ccw {
1621                // CCW turn
1622                Angle::from_degrees(-90.0)
1623            } else {
1624                // CW turn
1625                Angle::from_degrees(90.0)
1626            };
1627            // may need some logic and / or modulo on the various angle values to prevent them from going "backwards"
1628            // but the above logic *should* capture that behavior
1629            let start_angle = previous_end_tangent + tangent_to_arc_start_angle;
1630            let end_angle = start_angle + offset;
1631            let (center, to) = arc_center_and_end(
1632                from.ignore_units(),
1633                start_angle,
1634                end_angle,
1635                radius.to_length_units(from.units),
1636            );
1637
1638            exec_state
1639                .batch_modeling_cmd(
1640                    ModelingCmdMeta::from_args_id(&args, id),
1641                    ModelingCmd::from(mcmd::ExtendPath {
1642                        label: Default::default(),
1643                        path: sketch.id.into(),
1644                        segment: PathSegment::TangentialArc {
1645                            radius: LengthUnit(radius.to_mm()),
1646                            offset,
1647                        },
1648                    }),
1649                )
1650                .await?;
1651            (center, to, ccw)
1652        }
1653    };
1654
1655    let current_path = Path::TangentialArc {
1656        ccw,
1657        center,
1658        base: BasePath {
1659            from: from.ignore_units(),
1660            to,
1661            tag: tag.clone(),
1662            units: sketch.units,
1663            geo_meta: GeoMeta {
1664                id,
1665                metadata: args.source_range.into(),
1666            },
1667        },
1668    };
1669
1670    let mut new_sketch = sketch;
1671    if let Some(tag) = &tag {
1672        new_sketch.add_tag(tag, &current_path, exec_state, None);
1673    }
1674
1675    new_sketch.paths.push(current_path);
1676
1677    Ok(new_sketch)
1678}
1679
1680// `to` must be in sketch.units
1681fn tan_arc_to(sketch: &Sketch, to: [f64; 2]) -> ModelingCmd {
1682    ModelingCmd::from(mcmd::ExtendPath {
1683        label: Default::default(),
1684        path: sketch.id.into(),
1685        segment: PathSegment::TangentialArcTo {
1686            angle_snap_increment: None,
1687            to: KPoint2d::from(untyped_point_to_mm(to, sketch.units))
1688                .with_z(0.0)
1689                .map(LengthUnit),
1690        },
1691    })
1692}
1693
1694async fn inner_tangential_arc_to_point(
1695    sketch: Sketch,
1696    point: [TyF64; 2],
1697    is_absolute: bool,
1698    tag: Option<TagNode>,
1699    exec_state: &mut ExecState,
1700    args: Args,
1701) -> Result<Sketch, KclError> {
1702    let from: Point2d = sketch.current_pen_position()?;
1703    let tangent_info = sketch.get_tangential_info_from_paths();
1704    let tan_previous_point = tangent_info.tan_previous_point(from.ignore_units());
1705
1706    let point = point_to_len_unit(point, from.units);
1707
1708    let to = if is_absolute {
1709        point
1710    } else {
1711        [from.x + point[0], from.y + point[1]]
1712    };
1713    let [to_x, to_y] = to;
1714    let result = get_tangential_arc_to_info(TangentialArcInfoInput {
1715        arc_start_point: [from.x, from.y],
1716        arc_end_point: [to_x, to_y],
1717        tan_previous_point,
1718        obtuse: true,
1719    });
1720
1721    if result.center[0].is_infinite() {
1722        return Err(KclError::new_semantic(KclErrorDetails::new(
1723            "could not sketch tangential arc, because its center would be infinitely far away in the X direction"
1724                .to_owned(),
1725            vec![args.source_range],
1726        )));
1727    } else if result.center[1].is_infinite() {
1728        return Err(KclError::new_semantic(KclErrorDetails::new(
1729            "could not sketch tangential arc, because its center would be infinitely far away in the Y direction"
1730                .to_owned(),
1731            vec![args.source_range],
1732        )));
1733    }
1734
1735    let delta = if is_absolute {
1736        [to_x - from.x, to_y - from.y]
1737    } else {
1738        point
1739    };
1740    let id = exec_state.next_uuid();
1741    exec_state
1742        .batch_modeling_cmd(ModelingCmdMeta::from_args_id(&args, id), tan_arc_to(&sketch, delta))
1743        .await?;
1744
1745    let current_path = Path::TangentialArcTo {
1746        base: BasePath {
1747            from: from.ignore_units(),
1748            to,
1749            tag: tag.clone(),
1750            units: sketch.units,
1751            geo_meta: GeoMeta {
1752                id,
1753                metadata: args.source_range.into(),
1754            },
1755        },
1756        center: result.center,
1757        ccw: result.ccw > 0,
1758    };
1759
1760    let mut new_sketch = sketch;
1761    if let Some(tag) = &tag {
1762        new_sketch.add_tag(tag, &current_path, exec_state, None);
1763    }
1764
1765    new_sketch.paths.push(current_path);
1766
1767    Ok(new_sketch)
1768}
1769
1770/// Draw a bezier curve.
1771pub async fn bezier_curve(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1772    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
1773    let control1 = args.get_kw_arg_opt("control1", &RuntimeType::point2d(), exec_state)?;
1774    let control2 = args.get_kw_arg_opt("control2", &RuntimeType::point2d(), exec_state)?;
1775    let end = args.get_kw_arg_opt("end", &RuntimeType::point2d(), exec_state)?;
1776    let control1_absolute = args.get_kw_arg_opt("control1Absolute", &RuntimeType::point2d(), exec_state)?;
1777    let control2_absolute = args.get_kw_arg_opt("control2Absolute", &RuntimeType::point2d(), exec_state)?;
1778    let end_absolute = args.get_kw_arg_opt("endAbsolute", &RuntimeType::point2d(), exec_state)?;
1779    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
1780
1781    let new_sketch = inner_bezier_curve(
1782        sketch,
1783        control1,
1784        control2,
1785        end,
1786        control1_absolute,
1787        control2_absolute,
1788        end_absolute,
1789        tag,
1790        exec_state,
1791        args,
1792    )
1793    .await?;
1794    Ok(KclValue::Sketch {
1795        value: Box::new(new_sketch),
1796    })
1797}
1798
1799#[allow(clippy::too_many_arguments)]
1800async fn inner_bezier_curve(
1801    sketch: Sketch,
1802    control1: Option<[TyF64; 2]>,
1803    control2: Option<[TyF64; 2]>,
1804    end: Option<[TyF64; 2]>,
1805    control1_absolute: Option<[TyF64; 2]>,
1806    control2_absolute: Option<[TyF64; 2]>,
1807    end_absolute: Option<[TyF64; 2]>,
1808    tag: Option<TagNode>,
1809    exec_state: &mut ExecState,
1810    args: Args,
1811) -> Result<Sketch, KclError> {
1812    let from = sketch.current_pen_position()?;
1813    let id = exec_state.next_uuid();
1814
1815    let to = match (
1816        control1,
1817        control2,
1818        end,
1819        control1_absolute,
1820        control2_absolute,
1821        end_absolute,
1822    ) {
1823        // Relative
1824        (Some(control1), Some(control2), Some(end), None, None, None) => {
1825            let delta = end.clone();
1826            let to = [
1827                from.x + end[0].to_length_units(from.units),
1828                from.y + end[1].to_length_units(from.units),
1829            ];
1830
1831            exec_state
1832                .batch_modeling_cmd(
1833                    ModelingCmdMeta::from_args_id(&args, id),
1834                    ModelingCmd::from(mcmd::ExtendPath {
1835                        label: Default::default(),
1836                        path: sketch.id.into(),
1837                        segment: PathSegment::Bezier {
1838                            control1: KPoint2d::from(point_to_mm(control1)).with_z(0.0).map(LengthUnit),
1839                            control2: KPoint2d::from(point_to_mm(control2)).with_z(0.0).map(LengthUnit),
1840                            end: KPoint2d::from(point_to_mm(delta)).with_z(0.0).map(LengthUnit),
1841                            relative: true,
1842                        },
1843                    }),
1844                )
1845                .await?;
1846            to
1847        }
1848        // Absolute
1849        (None, None, None, Some(control1), Some(control2), Some(end)) => {
1850            let to = [end[0].to_length_units(from.units), end[1].to_length_units(from.units)];
1851            exec_state
1852                .batch_modeling_cmd(
1853                    ModelingCmdMeta::from_args_id(&args, id),
1854                    ModelingCmd::from(mcmd::ExtendPath {
1855                        label: Default::default(),
1856                        path: sketch.id.into(),
1857                        segment: PathSegment::Bezier {
1858                            control1: KPoint2d::from(point_to_mm(control1)).with_z(0.0).map(LengthUnit),
1859                            control2: KPoint2d::from(point_to_mm(control2)).with_z(0.0).map(LengthUnit),
1860                            end: KPoint2d::from(point_to_mm(end)).with_z(0.0).map(LengthUnit),
1861                            relative: false,
1862                        },
1863                    }),
1864                )
1865                .await?;
1866            to
1867        }
1868        _ => {
1869            return Err(KclError::new_semantic(KclErrorDetails::new(
1870                "You must either give `control1`, `control2` and `end`, or `control1Absolute`, `control2Absolute` and `endAbsolute`.".to_owned(),
1871                vec![args.source_range],
1872            )));
1873        }
1874    };
1875
1876    let current_path = Path::ToPoint {
1877        base: BasePath {
1878            from: from.ignore_units(),
1879            to,
1880            tag: tag.clone(),
1881            units: sketch.units,
1882            geo_meta: GeoMeta {
1883                id,
1884                metadata: args.source_range.into(),
1885            },
1886        },
1887    };
1888
1889    let mut new_sketch = sketch;
1890    if let Some(tag) = &tag {
1891        new_sketch.add_tag(tag, &current_path, exec_state, None);
1892    }
1893
1894    new_sketch.paths.push(current_path);
1895
1896    Ok(new_sketch)
1897}
1898
1899/// Use a sketch to cut a hole in another sketch.
1900pub async fn subtract_2d(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1901    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
1902
1903    let tool: Vec<Sketch> = args.get_kw_arg(
1904        "tool",
1905        &RuntimeType::Array(
1906            Box::new(RuntimeType::Primitive(PrimitiveType::Sketch)),
1907            ArrayLen::Minimum(1),
1908        ),
1909        exec_state,
1910    )?;
1911
1912    let new_sketch = inner_subtract_2d(sketch, tool, exec_state, args).await?;
1913    Ok(KclValue::Sketch {
1914        value: Box::new(new_sketch),
1915    })
1916}
1917
1918async fn inner_subtract_2d(
1919    mut sketch: Sketch,
1920    tool: Vec<Sketch>,
1921    exec_state: &mut ExecState,
1922    args: Args,
1923) -> Result<Sketch, KclError> {
1924    for hole_sketch in tool {
1925        exec_state
1926            .batch_modeling_cmd(
1927                ModelingCmdMeta::from(&args),
1928                ModelingCmd::from(mcmd::Solid2dAddHole {
1929                    object_id: sketch.id,
1930                    hole_id: hole_sketch.id,
1931                }),
1932            )
1933            .await?;
1934
1935        // Hide the source hole since it's no longer its own profile,
1936        // it's just used to modify some other profile.
1937        exec_state
1938            .batch_modeling_cmd(
1939                ModelingCmdMeta::from(&args),
1940                ModelingCmd::from(mcmd::ObjectVisible {
1941                    object_id: hole_sketch.id,
1942                    hidden: true,
1943                }),
1944            )
1945            .await?;
1946
1947        // NOTE: We don't look at the inner paths of the hole/tool sketch.
1948        // So if you have circle A, and it has a circular hole cut out (B),
1949        // then you cut A out of an even bigger circle C, we will lose that info.
1950        // Not really sure what to do about this.
1951        sketch.inner_paths.extend_from_slice(&hole_sketch.paths);
1952    }
1953
1954    // Returns the input sketch, exactly as it was, zero modifications.
1955    // This means the edges from `tool` are basically ignored, they're not in the output.
1956    Ok(sketch)
1957}
1958
1959/// Calculate the (x, y) point on an ellipse given x or y and the major/minor radii of the ellipse.
1960pub async fn elliptic_point(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
1961    let x = args.get_kw_arg_opt("x", &RuntimeType::length(), exec_state)?;
1962    let y = args.get_kw_arg_opt("y", &RuntimeType::length(), exec_state)?;
1963    let major_radius = args.get_kw_arg("majorRadius", &RuntimeType::num_any(), exec_state)?;
1964    let minor_radius = args.get_kw_arg("minorRadius", &RuntimeType::num_any(), exec_state)?;
1965
1966    let elliptic_point = inner_elliptic_point(x, y, major_radius, minor_radius, &args).await?;
1967
1968    args.make_kcl_val_from_point(elliptic_point, exec_state.length_unit().into())
1969}
1970
1971async fn inner_elliptic_point(
1972    x: Option<TyF64>,
1973    y: Option<TyF64>,
1974    major_radius: TyF64,
1975    minor_radius: TyF64,
1976    args: &Args,
1977) -> Result<[f64; 2], KclError> {
1978    let major_radius = major_radius.n;
1979    let minor_radius = minor_radius.n;
1980    if let Some(x) = x {
1981        if x.n.abs() > major_radius {
1982            Err(KclError::Type {
1983                details: KclErrorDetails::new(
1984                    format!(
1985                        "Invalid input. The x value, {}, cannot be larger than the major radius {}.",
1986                        x.n, major_radius
1987                    ),
1988                    vec![args.source_range],
1989                ),
1990            })
1991        } else {
1992            Ok((
1993                x.n,
1994                minor_radius * (1.0 - x.n.powf(2.0) / major_radius.powf(2.0)).sqrt(),
1995            )
1996                .into())
1997        }
1998    } else if let Some(y) = y {
1999        if y.n > minor_radius {
2000            Err(KclError::Type {
2001                details: KclErrorDetails::new(
2002                    format!(
2003                        "Invalid input. The y value, {}, cannot be larger than the minor radius {}.",
2004                        y.n, minor_radius
2005                    ),
2006                    vec![args.source_range],
2007                ),
2008            })
2009        } else {
2010            Ok((
2011                major_radius * (1.0 - y.n.powf(2.0) / minor_radius.powf(2.0)).sqrt(),
2012                y.n,
2013            )
2014                .into())
2015        }
2016    } else {
2017        Err(KclError::Type {
2018            details: KclErrorDetails::new(
2019                "Invalid input. Must have either x or y, you cannot have both or neither.".to_owned(),
2020                vec![args.source_range],
2021            ),
2022        })
2023    }
2024}
2025
2026/// Draw an elliptical arc.
2027pub async fn elliptic(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
2028    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
2029
2030    let center = args.get_kw_arg("center", &RuntimeType::point2d(), exec_state)?;
2031    let angle_start = args.get_kw_arg("angleStart", &RuntimeType::degrees(), exec_state)?;
2032    let angle_end = args.get_kw_arg("angleEnd", &RuntimeType::degrees(), exec_state)?;
2033    let major_radius = args.get_kw_arg_opt("majorRadius", &RuntimeType::length(), exec_state)?;
2034    let major_axis = args.get_kw_arg_opt("majorAxis", &RuntimeType::point2d(), exec_state)?;
2035    let minor_radius = args.get_kw_arg("minorRadius", &RuntimeType::length(), exec_state)?;
2036    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
2037
2038    let new_sketch = inner_elliptic(
2039        sketch,
2040        center,
2041        angle_start,
2042        angle_end,
2043        major_radius,
2044        major_axis,
2045        minor_radius,
2046        tag,
2047        exec_state,
2048        args,
2049    )
2050    .await?;
2051    Ok(KclValue::Sketch {
2052        value: Box::new(new_sketch),
2053    })
2054}
2055
2056#[allow(clippy::too_many_arguments)]
2057pub(crate) async fn inner_elliptic(
2058    sketch: Sketch,
2059    center: [TyF64; 2],
2060    angle_start: TyF64,
2061    angle_end: TyF64,
2062    major_radius: Option<TyF64>,
2063    major_axis: Option<[TyF64; 2]>,
2064    minor_radius: TyF64,
2065    tag: Option<TagNode>,
2066    exec_state: &mut ExecState,
2067    args: Args,
2068) -> Result<Sketch, KclError> {
2069    let from: Point2d = sketch.current_pen_position()?;
2070    let id = exec_state.next_uuid();
2071
2072    let (center_u, _) = untype_point(center);
2073
2074    let major_axis = match (major_axis, major_radius) {
2075        (Some(_), Some(_)) | (None, None) => {
2076            return Err(KclError::new_type(KclErrorDetails::new(
2077                "Provide either `majorAxis` or `majorRadius`.".to_string(),
2078                vec![args.source_range],
2079            )));
2080        }
2081        (Some(major_axis), None) => major_axis,
2082        (None, Some(major_radius)) => [
2083            major_radius.clone(),
2084            TyF64 {
2085                n: 0.0,
2086                ty: major_radius.ty,
2087            },
2088        ],
2089    };
2090    let start_angle = Angle::from_degrees(angle_start.to_degrees(exec_state, args.source_range));
2091    let end_angle = Angle::from_degrees(angle_end.to_degrees(exec_state, args.source_range));
2092    let major_axis_magnitude = (major_axis[0].to_length_units(from.units) * major_axis[0].to_length_units(from.units)
2093        + major_axis[1].to_length_units(from.units) * major_axis[1].to_length_units(from.units))
2094    .sqrt();
2095    let to = [
2096        major_axis_magnitude * libm::cos(end_angle.to_radians()),
2097        minor_radius.to_length_units(from.units) * libm::sin(end_angle.to_radians()),
2098    ];
2099    let major_axis_angle = libm::atan2(major_axis[1].n, major_axis[0].n);
2100
2101    let point = [
2102        center_u[0] + to[0] * libm::cos(major_axis_angle) - to[1] * libm::sin(major_axis_angle),
2103        center_u[1] + to[0] * libm::sin(major_axis_angle) + to[1] * libm::cos(major_axis_angle),
2104    ];
2105
2106    let axis = major_axis.map(|x| x.to_mm());
2107    exec_state
2108        .batch_modeling_cmd(
2109            ModelingCmdMeta::from_args_id(&args, id),
2110            ModelingCmd::from(mcmd::ExtendPath {
2111                label: Default::default(),
2112                path: sketch.id.into(),
2113                segment: PathSegment::Ellipse {
2114                    center: KPoint2d::from(untyped_point_to_mm(center_u, from.units)).map(LengthUnit),
2115                    major_axis: axis.map(LengthUnit).into(),
2116                    minor_radius: LengthUnit(minor_radius.to_mm()),
2117                    start_angle,
2118                    end_angle,
2119                },
2120            }),
2121        )
2122        .await?;
2123
2124    let current_path = Path::Ellipse {
2125        ccw: start_angle < end_angle,
2126        center: center_u,
2127        major_axis: axis,
2128        minor_radius: minor_radius.to_mm(),
2129        base: BasePath {
2130            from: from.ignore_units(),
2131            to: point,
2132            tag: tag.clone(),
2133            units: sketch.units,
2134            geo_meta: GeoMeta {
2135                id,
2136                metadata: args.source_range.into(),
2137            },
2138        },
2139    };
2140    let mut new_sketch = sketch;
2141    if let Some(tag) = &tag {
2142        new_sketch.add_tag(tag, &current_path, exec_state, None);
2143    }
2144
2145    new_sketch.paths.push(current_path);
2146
2147    Ok(new_sketch)
2148}
2149
2150/// Calculate the (x, y) point on an hyperbola given x or y and the semi major/minor of the ellipse.
2151pub async fn hyperbolic_point(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
2152    let x = args.get_kw_arg_opt("x", &RuntimeType::length(), exec_state)?;
2153    let y = args.get_kw_arg_opt("y", &RuntimeType::length(), exec_state)?;
2154    let semi_major = args.get_kw_arg("semiMajor", &RuntimeType::num_any(), exec_state)?;
2155    let semi_minor = args.get_kw_arg("semiMinor", &RuntimeType::num_any(), exec_state)?;
2156
2157    let hyperbolic_point = inner_hyperbolic_point(x, y, semi_major, semi_minor, &args).await?;
2158
2159    args.make_kcl_val_from_point(hyperbolic_point, exec_state.length_unit().into())
2160}
2161
2162async fn inner_hyperbolic_point(
2163    x: Option<TyF64>,
2164    y: Option<TyF64>,
2165    semi_major: TyF64,
2166    semi_minor: TyF64,
2167    args: &Args,
2168) -> Result<[f64; 2], KclError> {
2169    let semi_major = semi_major.n;
2170    let semi_minor = semi_minor.n;
2171    if let Some(x) = x {
2172        if x.n.abs() < semi_major {
2173            Err(KclError::Type {
2174                details: KclErrorDetails::new(
2175                    format!(
2176                        "Invalid input. The x value, {}, cannot be less than the semi major value, {}.",
2177                        x.n, semi_major
2178                    ),
2179                    vec![args.source_range],
2180                ),
2181            })
2182        } else {
2183            Ok((x.n, semi_minor * (x.n.powf(2.0) / semi_major.powf(2.0) - 1.0).sqrt()).into())
2184        }
2185    } else if let Some(y) = y {
2186        Ok((semi_major * (y.n.powf(2.0) / semi_minor.powf(2.0) + 1.0).sqrt(), y.n).into())
2187    } else {
2188        Err(KclError::Type {
2189            details: KclErrorDetails::new(
2190                "Invalid input. Must have either x or y, cannot have both or neither.".to_owned(),
2191                vec![args.source_range],
2192            ),
2193        })
2194    }
2195}
2196
2197/// Draw a hyperbolic arc.
2198pub async fn hyperbolic(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
2199    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
2200
2201    let semi_major = args.get_kw_arg("semiMajor", &RuntimeType::length(), exec_state)?;
2202    let semi_minor = args.get_kw_arg("semiMinor", &RuntimeType::length(), exec_state)?;
2203    let interior = args.get_kw_arg_opt("interior", &RuntimeType::point2d(), exec_state)?;
2204    let end = args.get_kw_arg_opt("end", &RuntimeType::point2d(), exec_state)?;
2205    let interior_absolute = args.get_kw_arg_opt("interiorAbsolute", &RuntimeType::point2d(), exec_state)?;
2206    let end_absolute = args.get_kw_arg_opt("endAbsolute", &RuntimeType::point2d(), exec_state)?;
2207    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
2208
2209    let new_sketch = inner_hyperbolic(
2210        sketch,
2211        semi_major,
2212        semi_minor,
2213        interior,
2214        end,
2215        interior_absolute,
2216        end_absolute,
2217        tag,
2218        exec_state,
2219        args,
2220    )
2221    .await?;
2222    Ok(KclValue::Sketch {
2223        value: Box::new(new_sketch),
2224    })
2225}
2226
2227/// Calculate the tangent of a hyperbolic given a point on the curve
2228fn hyperbolic_tangent(point: Point2d, semi_major: f64, semi_minor: f64) -> [f64; 2] {
2229    (point.y * semi_major.powf(2.0), point.x * semi_minor.powf(2.0)).into()
2230}
2231
2232#[allow(clippy::too_many_arguments)]
2233pub(crate) async fn inner_hyperbolic(
2234    sketch: Sketch,
2235    semi_major: TyF64,
2236    semi_minor: TyF64,
2237    interior: Option<[TyF64; 2]>,
2238    end: Option<[TyF64; 2]>,
2239    interior_absolute: Option<[TyF64; 2]>,
2240    end_absolute: Option<[TyF64; 2]>,
2241    tag: Option<TagNode>,
2242    exec_state: &mut ExecState,
2243    args: Args,
2244) -> Result<Sketch, KclError> {
2245    let from = sketch.current_pen_position()?;
2246    let id = exec_state.next_uuid();
2247
2248    let (interior, end, relative) = match (interior, end, interior_absolute, end_absolute) {
2249        (Some(interior), Some(end), None, None) => (interior, end, true),
2250        (None, None, Some(interior_absolute), Some(end_absolute)) => (interior_absolute, end_absolute, false),
2251        _ => return Err(KclError::Type {
2252            details: KclErrorDetails::new(
2253                "Invalid combination of arguments. Either provide (end, interior) or (endAbsolute, interiorAbsolute)"
2254                    .to_owned(),
2255                vec![args.source_range],
2256            ),
2257        }),
2258    };
2259
2260    let (interior, _) = untype_point(interior);
2261    let (end, _) = untype_point(end);
2262    let end_point = Point2d {
2263        x: end[0],
2264        y: end[1],
2265        units: from.units,
2266    };
2267
2268    let semi_major_u = semi_major.to_length_units(from.units);
2269    let semi_minor_u = semi_minor.to_length_units(from.units);
2270
2271    let start_tangent = hyperbolic_tangent(from, semi_major_u, semi_minor_u);
2272    let end_tangent = hyperbolic_tangent(end_point, semi_major_u, semi_minor_u);
2273
2274    exec_state
2275        .batch_modeling_cmd(
2276            ModelingCmdMeta::from_args_id(&args, id),
2277            ModelingCmd::from(mcmd::ExtendPath {
2278                label: Default::default(),
2279                path: sketch.id.into(),
2280                segment: PathSegment::ConicTo {
2281                    start_tangent: KPoint2d::from(untyped_point_to_mm(start_tangent, from.units)).map(LengthUnit),
2282                    end_tangent: KPoint2d::from(untyped_point_to_mm(end_tangent, from.units)).map(LengthUnit),
2283                    end: KPoint2d::from(untyped_point_to_mm(end, from.units)).map(LengthUnit),
2284                    interior: KPoint2d::from(untyped_point_to_mm(interior, from.units)).map(LengthUnit),
2285                    relative,
2286                },
2287            }),
2288        )
2289        .await?;
2290
2291    let current_path = Path::Conic {
2292        base: BasePath {
2293            from: from.ignore_units(),
2294            to: end,
2295            tag: tag.clone(),
2296            units: sketch.units,
2297            geo_meta: GeoMeta {
2298                id,
2299                metadata: args.source_range.into(),
2300            },
2301        },
2302    };
2303
2304    let mut new_sketch = sketch;
2305    if let Some(tag) = &tag {
2306        new_sketch.add_tag(tag, &current_path, exec_state, None);
2307    }
2308
2309    new_sketch.paths.push(current_path);
2310
2311    Ok(new_sketch)
2312}
2313
2314/// Calculate the point on a parabola given the coefficient of the parabola and either x or y
2315pub async fn parabolic_point(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
2316    let x = args.get_kw_arg_opt("x", &RuntimeType::length(), exec_state)?;
2317    let y = args.get_kw_arg_opt("y", &RuntimeType::length(), exec_state)?;
2318    let coefficients = args.get_kw_arg(
2319        "coefficients",
2320        &RuntimeType::Array(Box::new(RuntimeType::num_any()), ArrayLen::Known(3)),
2321        exec_state,
2322    )?;
2323
2324    let parabolic_point = inner_parabolic_point(x, y, &coefficients, &args).await?;
2325
2326    args.make_kcl_val_from_point(parabolic_point, exec_state.length_unit().into())
2327}
2328
2329async fn inner_parabolic_point(
2330    x: Option<TyF64>,
2331    y: Option<TyF64>,
2332    coefficients: &[TyF64; 3],
2333    args: &Args,
2334) -> Result<[f64; 2], KclError> {
2335    let a = coefficients[0].n;
2336    let b = coefficients[1].n;
2337    let c = coefficients[2].n;
2338    if let Some(x) = x {
2339        Ok((x.n, a * x.n.powf(2.0) + b * x.n + c).into())
2340    } else if let Some(y) = y {
2341        let det = (b.powf(2.0) - 4.0 * a * (c - y.n)).sqrt();
2342        Ok(((-b + det) / (2.0 * a), y.n).into())
2343    } else {
2344        Err(KclError::Type {
2345            details: KclErrorDetails::new(
2346                "Invalid input. Must have either x or y, cannot have both or neither.".to_owned(),
2347                vec![args.source_range],
2348            ),
2349        })
2350    }
2351}
2352
2353/// Draw a parabolic arc.
2354pub async fn parabolic(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
2355    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
2356
2357    let coefficients = args.get_kw_arg_opt(
2358        "coefficients",
2359        &RuntimeType::Array(Box::new(RuntimeType::num_any()), ArrayLen::Known(3)),
2360        exec_state,
2361    )?;
2362    let interior = args.get_kw_arg_opt("interior", &RuntimeType::point2d(), exec_state)?;
2363    let end = args.get_kw_arg_opt("end", &RuntimeType::point2d(), exec_state)?;
2364    let interior_absolute = args.get_kw_arg_opt("interiorAbsolute", &RuntimeType::point2d(), exec_state)?;
2365    let end_absolute = args.get_kw_arg_opt("endAbsolute", &RuntimeType::point2d(), exec_state)?;
2366    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
2367
2368    let new_sketch = inner_parabolic(
2369        sketch,
2370        coefficients,
2371        interior,
2372        end,
2373        interior_absolute,
2374        end_absolute,
2375        tag,
2376        exec_state,
2377        args,
2378    )
2379    .await?;
2380    Ok(KclValue::Sketch {
2381        value: Box::new(new_sketch),
2382    })
2383}
2384
2385fn parabolic_tangent(point: Point2d, a: f64, b: f64) -> [f64; 2] {
2386    //f(x) = ax^2 + bx + c
2387    //f'(x) = 2ax + b
2388    (1.0, 2.0 * a * point.x + b).into()
2389}
2390
2391#[allow(clippy::too_many_arguments)]
2392pub(crate) async fn inner_parabolic(
2393    sketch: Sketch,
2394    coefficients: Option<[TyF64; 3]>,
2395    interior: Option<[TyF64; 2]>,
2396    end: Option<[TyF64; 2]>,
2397    interior_absolute: Option<[TyF64; 2]>,
2398    end_absolute: Option<[TyF64; 2]>,
2399    tag: Option<TagNode>,
2400    exec_state: &mut ExecState,
2401    args: Args,
2402) -> Result<Sketch, KclError> {
2403    let from = sketch.current_pen_position()?;
2404    let id = exec_state.next_uuid();
2405
2406    if (coefficients.is_some() && interior.is_some()) || (coefficients.is_none() && interior.is_none()) {
2407        return Err(KclError::Type {
2408            details: KclErrorDetails::new(
2409                "Invalid combination of arguments. Either provide (a, b, c) or (interior)".to_owned(),
2410                vec![args.source_range],
2411            ),
2412        });
2413    }
2414
2415    let (interior, end, relative) = match (coefficients.clone(), interior, end, interior_absolute, end_absolute) {
2416        (None, Some(interior), Some(end), None, None) => {
2417            let (interior, _) = untype_point(interior);
2418            let (end, _) = untype_point(end);
2419            (interior,end, true)
2420        },
2421        (None, None, None, Some(interior_absolute), Some(end_absolute)) => {
2422            let (interior_absolute, _) = untype_point(interior_absolute);
2423            let (end_absolute, _) = untype_point(end_absolute);
2424            (interior_absolute, end_absolute, false)
2425        }
2426        (Some(coefficients), _, Some(end), _, _) => {
2427            let (end, _) = untype_point(end);
2428            let interior =
2429            inner_parabolic_point(
2430                Some(TyF64::count(0.5 * (from.x + end[0]))),
2431                None,
2432                &coefficients,
2433                &args,
2434            )
2435            .await?;
2436            (interior, end, true)
2437        }
2438        (Some(coefficients), _, _, _, Some(end)) => {
2439            let (end, _) = untype_point(end);
2440            let interior =
2441            inner_parabolic_point(
2442                Some(TyF64::count(0.5 * (from.x + end[0]))),
2443                None,
2444                &coefficients,
2445                &args,
2446            )
2447            .await?;
2448            (interior, end, false)
2449        }
2450        _ => return
2451            Err(KclError::Type{details: KclErrorDetails::new(
2452                "Invalid combination of arguments. Either provide (end, interior) or (endAbsolute, interiorAbsolute) if coefficients are not provided."
2453                    .to_owned(),
2454                vec![args.source_range],
2455            )}),
2456    };
2457
2458    let end_point = Point2d {
2459        x: end[0],
2460        y: end[1],
2461        units: from.units,
2462    };
2463
2464    let (a, b, _c) = if let Some([a, b, c]) = coefficients {
2465        (a.n, b.n, c.n)
2466    } else {
2467        // Any three points is enough to uniquely define a parabola
2468        let denom = (from.x - interior[0]) * (from.x - end_point.x) * (interior[0] - end_point.x);
2469        let a = (end_point.x * (interior[1] - from.y)
2470            + interior[0] * (from.y - end_point.y)
2471            + from.x * (end_point.y - interior[1]))
2472            / denom;
2473        let b = (end_point.x.powf(2.0) * (from.y - interior[1])
2474            + interior[0].powf(2.0) * (end_point.y - from.y)
2475            + from.x.powf(2.0) * (interior[1] - end_point.y))
2476            / denom;
2477        let c = (interior[0] * end_point.x * (interior[0] - end_point.x) * from.y
2478            + end_point.x * from.x * (end_point.x - from.x) * interior[1]
2479            + from.x * interior[0] * (from.x - interior[0]) * end_point.y)
2480            / denom;
2481
2482        (a, b, c)
2483    };
2484
2485    let start_tangent = parabolic_tangent(from, a, b);
2486    let end_tangent = parabolic_tangent(end_point, a, b);
2487
2488    exec_state
2489        .batch_modeling_cmd(
2490            ModelingCmdMeta::from_args_id(&args, id),
2491            ModelingCmd::from(mcmd::ExtendPath {
2492                label: Default::default(),
2493                path: sketch.id.into(),
2494                segment: PathSegment::ConicTo {
2495                    start_tangent: KPoint2d::from(untyped_point_to_mm(start_tangent, from.units)).map(LengthUnit),
2496                    end_tangent: KPoint2d::from(untyped_point_to_mm(end_tangent, from.units)).map(LengthUnit),
2497                    end: KPoint2d::from(untyped_point_to_mm(end, from.units)).map(LengthUnit),
2498                    interior: KPoint2d::from(untyped_point_to_mm(interior, from.units)).map(LengthUnit),
2499                    relative,
2500                },
2501            }),
2502        )
2503        .await?;
2504
2505    let current_path = Path::Conic {
2506        base: BasePath {
2507            from: from.ignore_units(),
2508            to: end,
2509            tag: tag.clone(),
2510            units: sketch.units,
2511            geo_meta: GeoMeta {
2512                id,
2513                metadata: args.source_range.into(),
2514            },
2515        },
2516    };
2517
2518    let mut new_sketch = sketch;
2519    if let Some(tag) = &tag {
2520        new_sketch.add_tag(tag, &current_path, exec_state, None);
2521    }
2522
2523    new_sketch.paths.push(current_path);
2524
2525    Ok(new_sketch)
2526}
2527
2528fn conic_tangent(coefficients: [f64; 6], point: [f64; 2]) -> [f64; 2] {
2529    let [a, b, c, d, e, _] = coefficients;
2530
2531    (
2532        c * point[0] + 2.0 * b * point[1] + e,
2533        -(2.0 * a * point[0] + c * point[1] + d),
2534    )
2535        .into()
2536}
2537
2538/// Draw a conic section
2539pub async fn conic(exec_state: &mut ExecState, args: Args) -> Result<KclValue, KclError> {
2540    let sketch = args.get_unlabeled_kw_arg("sketch", &RuntimeType::Primitive(PrimitiveType::Sketch), exec_state)?;
2541
2542    let start_tangent = args.get_kw_arg_opt("startTangent", &RuntimeType::point2d(), exec_state)?;
2543    let end_tangent = args.get_kw_arg_opt("endTangent", &RuntimeType::point2d(), exec_state)?;
2544    let end = args.get_kw_arg_opt("end", &RuntimeType::point2d(), exec_state)?;
2545    let interior = args.get_kw_arg_opt("interior", &RuntimeType::point2d(), exec_state)?;
2546    let end_absolute = args.get_kw_arg_opt("endAbsolute", &RuntimeType::point2d(), exec_state)?;
2547    let interior_absolute = args.get_kw_arg_opt("interiorAbsolute", &RuntimeType::point2d(), exec_state)?;
2548    let coefficients = args.get_kw_arg_opt(
2549        "coefficients",
2550        &RuntimeType::Array(Box::new(RuntimeType::num_any()), ArrayLen::Known(6)),
2551        exec_state,
2552    )?;
2553    let tag = args.get_kw_arg_opt("tag", &RuntimeType::tag_decl(), exec_state)?;
2554
2555    let new_sketch = inner_conic(
2556        sketch,
2557        start_tangent,
2558        end,
2559        end_tangent,
2560        interior,
2561        coefficients,
2562        interior_absolute,
2563        end_absolute,
2564        tag,
2565        exec_state,
2566        args,
2567    )
2568    .await?;
2569    Ok(KclValue::Sketch {
2570        value: Box::new(new_sketch),
2571    })
2572}
2573
2574#[allow(clippy::too_many_arguments)]
2575pub(crate) async fn inner_conic(
2576    sketch: Sketch,
2577    start_tangent: Option<[TyF64; 2]>,
2578    end: Option<[TyF64; 2]>,
2579    end_tangent: Option<[TyF64; 2]>,
2580    interior: Option<[TyF64; 2]>,
2581    coefficients: Option<[TyF64; 6]>,
2582    interior_absolute: Option<[TyF64; 2]>,
2583    end_absolute: Option<[TyF64; 2]>,
2584    tag: Option<TagNode>,
2585    exec_state: &mut ExecState,
2586    args: Args,
2587) -> Result<Sketch, KclError> {
2588    let from: Point2d = sketch.current_pen_position()?;
2589    let id = exec_state.next_uuid();
2590
2591    if (coefficients.is_some() && (start_tangent.is_some() || end_tangent.is_some()))
2592        || (coefficients.is_none() && (start_tangent.is_none() && end_tangent.is_none()))
2593    {
2594        return Err(KclError::Type {
2595            details: KclErrorDetails::new(
2596                "Invalid combination of arguments. Either provide coefficients or (startTangent, endTangent)"
2597                    .to_owned(),
2598                vec![args.source_range],
2599            ),
2600        });
2601    }
2602
2603    let (interior, end, relative) = match (interior, end, interior_absolute, end_absolute) {
2604        (Some(interior), Some(end), None, None) => (interior, end, true),
2605        (None, None, Some(interior_absolute), Some(end_absolute)) => (interior_absolute, end_absolute, false),
2606        _ => return Err(KclError::Type {
2607            details: KclErrorDetails::new(
2608                "Invalid combination of arguments. Either provide (end, interior) or (endAbsolute, interiorAbsolute)"
2609                    .to_owned(),
2610                vec![args.source_range],
2611            ),
2612        }),
2613    };
2614
2615    let (end, _) = untype_array(end);
2616    let (interior, _) = untype_point(interior);
2617
2618    let (start_tangent, end_tangent) = if let Some(coeffs) = coefficients {
2619        let (coeffs, _) = untype_array(coeffs);
2620        (conic_tangent(coeffs, [from.x, from.y]), conic_tangent(coeffs, end))
2621    } else {
2622        let start = if let Some(start_tangent) = start_tangent {
2623            let (start, _) = untype_point(start_tangent);
2624            start
2625        } else {
2626            let previous_point = sketch
2627                .get_tangential_info_from_paths()
2628                .tan_previous_point(from.ignore_units());
2629            let from = from.ignore_units();
2630            [from[0] - previous_point[0], from[1] - previous_point[1]]
2631        };
2632
2633        let Some(end_tangent) = end_tangent else {
2634            return Err(KclError::new_semantic(KclErrorDetails::new(
2635                "You must either provide either `coefficients` or `endTangent`.".to_owned(),
2636                vec![args.source_range],
2637            )));
2638        };
2639        let (end_tan, _) = untype_point(end_tangent);
2640        (start, end_tan)
2641    };
2642
2643    exec_state
2644        .batch_modeling_cmd(
2645            ModelingCmdMeta::from_args_id(&args, id),
2646            ModelingCmd::from(mcmd::ExtendPath {
2647                label: Default::default(),
2648                path: sketch.id.into(),
2649                segment: PathSegment::ConicTo {
2650                    start_tangent: KPoint2d::from(untyped_point_to_mm(start_tangent, from.units)).map(LengthUnit),
2651                    end_tangent: KPoint2d::from(untyped_point_to_mm(end_tangent, from.units)).map(LengthUnit),
2652                    end: KPoint2d::from(untyped_point_to_mm(end, from.units)).map(LengthUnit),
2653                    interior: KPoint2d::from(untyped_point_to_mm(interior, from.units)).map(LengthUnit),
2654                    relative,
2655                },
2656            }),
2657        )
2658        .await?;
2659
2660    let current_path = Path::Conic {
2661        base: BasePath {
2662            from: from.ignore_units(),
2663            to: end,
2664            tag: tag.clone(),
2665            units: sketch.units,
2666            geo_meta: GeoMeta {
2667                id,
2668                metadata: args.source_range.into(),
2669            },
2670        },
2671    };
2672
2673    let mut new_sketch = sketch;
2674    if let Some(tag) = &tag {
2675        new_sketch.add_tag(tag, &current_path, exec_state, None);
2676    }
2677
2678    new_sketch.paths.push(current_path);
2679
2680    Ok(new_sketch)
2681}
2682#[cfg(test)]
2683mod tests {
2684
2685    use pretty_assertions::assert_eq;
2686
2687    use crate::{
2688        execution::TagIdentifier,
2689        std::{sketch::PlaneData, utils::calculate_circle_center},
2690    };
2691
2692    #[test]
2693    fn test_deserialize_plane_data() {
2694        let data = PlaneData::XY;
2695        let mut str_json = serde_json::to_string(&data).unwrap();
2696        assert_eq!(str_json, "\"XY\"");
2697
2698        str_json = "\"YZ\"".to_string();
2699        let data: PlaneData = serde_json::from_str(&str_json).unwrap();
2700        assert_eq!(data, PlaneData::YZ);
2701
2702        str_json = "\"-YZ\"".to_string();
2703        let data: PlaneData = serde_json::from_str(&str_json).unwrap();
2704        assert_eq!(data, PlaneData::NegYZ);
2705
2706        str_json = "\"-xz\"".to_string();
2707        let data: PlaneData = serde_json::from_str(&str_json).unwrap();
2708        assert_eq!(data, PlaneData::NegXZ);
2709    }
2710
2711    #[test]
2712    fn test_deserialize_sketch_on_face_tag() {
2713        let data = "start";
2714        let mut str_json = serde_json::to_string(&data).unwrap();
2715        assert_eq!(str_json, "\"start\"");
2716
2717        str_json = "\"end\"".to_string();
2718        let data: crate::std::sketch::FaceTag = serde_json::from_str(&str_json).unwrap();
2719        assert_eq!(
2720            data,
2721            crate::std::sketch::FaceTag::StartOrEnd(crate::std::sketch::StartOrEnd::End)
2722        );
2723
2724        str_json = serde_json::to_string(&TagIdentifier {
2725            value: "thing".to_string(),
2726            info: Vec::new(),
2727            meta: Default::default(),
2728        })
2729        .unwrap();
2730        let data: crate::std::sketch::FaceTag = serde_json::from_str(&str_json).unwrap();
2731        assert_eq!(
2732            data,
2733            crate::std::sketch::FaceTag::Tag(Box::new(TagIdentifier {
2734                value: "thing".to_string(),
2735                info: Vec::new(),
2736                meta: Default::default()
2737            }))
2738        );
2739
2740        str_json = "\"END\"".to_string();
2741        let data: crate::std::sketch::FaceTag = serde_json::from_str(&str_json).unwrap();
2742        assert_eq!(
2743            data,
2744            crate::std::sketch::FaceTag::StartOrEnd(crate::std::sketch::StartOrEnd::End)
2745        );
2746
2747        str_json = "\"start\"".to_string();
2748        let data: crate::std::sketch::FaceTag = serde_json::from_str(&str_json).unwrap();
2749        assert_eq!(
2750            data,
2751            crate::std::sketch::FaceTag::StartOrEnd(crate::std::sketch::StartOrEnd::Start)
2752        );
2753
2754        str_json = "\"START\"".to_string();
2755        let data: crate::std::sketch::FaceTag = serde_json::from_str(&str_json).unwrap();
2756        assert_eq!(
2757            data,
2758            crate::std::sketch::FaceTag::StartOrEnd(crate::std::sketch::StartOrEnd::Start)
2759        );
2760    }
2761
2762    #[test]
2763    fn test_circle_center() {
2764        let actual = calculate_circle_center([0.0, 0.0], [5.0, 5.0], [10.0, 0.0]);
2765        assert_eq!(actual[0], 5.0);
2766        assert_eq!(actual[1], 0.0);
2767    }
2768}