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use fj_math::Transform;

use crate::{
    geometry::HalfEdgeGeometry, objects::HalfEdge, operations::insert::Insert,
    storage::Handle, Core,
};

use super::{TransformCache, TransformObject};

impl TransformObject for Handle<HalfEdge> {
    fn transform_with_cache(
        &self,
        transform: &Transform,
        core: &mut Core,
        cache: &mut TransformCache,
    ) -> Self {
        // Don't need to transform the path, as that's defined in surface
        // coordinates.
        let path = core.layers.geometry.of_half_edge(self).path;
        let boundary = self.boundary();
        let curve = self
            .curve()
            .clone()
            .transform_with_cache(transform, core, cache);
        let start_vertex = self
            .start_vertex()
            .clone()
            .transform_with_cache(transform, core, cache);

        let half_edge =
            HalfEdge::new(path, boundary, curve, start_vertex).insert(core);

        core.layers
            .geometry
            .define_half_edge(half_edge.clone(), HalfEdgeGeometry { path });

        half_edge
    }
}