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//! BoxPlotState constructors, builders, accessors, setters, and instance methods.
//!
//! Extracted from the main box_plot module to keep file sizes manageable.
use super::{BoxPlot, BoxPlotData, BoxPlotMessage, BoxPlotOrientation, BoxPlotState};
use crate::component::Component;
impl BoxPlotState {
/// Creates a new box plot state with the given datasets.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// ]);
/// assert_eq!(state.datasets().len(), 1);
/// ```
pub fn new(datasets: Vec<BoxPlotData>) -> Self {
Self {
datasets,
..Default::default()
}
}
/// Sets the title (builder pattern).
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("Test", 1.0, 2.0, 3.0, 4.0, 5.0),
/// ])
/// .with_title("My Box Plot");
/// assert_eq!(state.title(), Some("My Box Plot"));
/// ```
pub fn with_title(mut self, title: impl Into<String>) -> Self {
self.title = Some(title.into());
self
}
/// Sets whether to show outliers (builder pattern).
///
/// # Example
///
/// ```rust
/// use envision::component::BoxPlotState;
///
/// let state = BoxPlotState::default().with_show_outliers(false);
/// assert!(!state.show_outliers());
/// ```
pub fn with_show_outliers(mut self, show: bool) -> Self {
self.show_outliers = show;
self
}
/// Sets the orientation (builder pattern).
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotOrientation};
///
/// let state = BoxPlotState::default()
/// .with_orientation(BoxPlotOrientation::Horizontal);
/// assert_eq!(state.orientation(), &BoxPlotOrientation::Horizontal);
/// ```
pub fn with_orientation(mut self, orientation: BoxPlotOrientation) -> Self {
self.orientation = orientation;
self
}
// ---- Accessors ----
/// Returns the datasets.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// BoxPlotData::new("B", 2.0, 3.0, 4.0, 5.0, 6.0),
/// ]);
/// assert_eq!(state.datasets().len(), 2);
/// ```
pub fn datasets(&self) -> &[BoxPlotData] {
&self.datasets
}
/// Returns a mutable reference to the datasets.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
/// use ratatui::style::Color;
///
/// let mut state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// ]);
/// state.datasets_mut()[0].set_color(Color::Red);
/// assert_eq!(state.datasets()[0].color(), Color::Red);
/// ```
pub fn datasets_mut(&mut self) -> &mut [BoxPlotData] {
&mut self.datasets
}
/// Returns the dataset at the given index.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("Service A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// ]);
/// assert_eq!(state.get_dataset(0).unwrap().label(), "Service A");
/// assert!(state.get_dataset(99).is_none());
/// ```
pub fn get_dataset(&self, index: usize) -> Option<&BoxPlotData> {
self.datasets.get(index)
}
/// Returns a mutable reference to the dataset at the given index.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let mut state = BoxPlotState::new(vec![
/// BoxPlotData::new("Service A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// ]);
/// if let Some(ds) = state.get_dataset_mut(0) {
/// ds.set_label("Service B");
/// }
/// assert_eq!(state.datasets()[0].label(), "Service B");
/// ```
pub fn get_dataset_mut(&mut self, index: usize) -> Option<&mut BoxPlotData> {
self.datasets.get_mut(index)
}
/// Returns the title.
///
/// # Example
///
/// ```rust
/// use envision::component::BoxPlotState;
///
/// let state = BoxPlotState::default().with_title("Latency");
/// assert_eq!(state.title(), Some("Latency"));
/// ```
pub fn title(&self) -> Option<&str> {
self.title.as_deref()
}
/// Sets the title.
///
/// # Example
///
/// ```rust
/// use envision::component::BoxPlotState;
///
/// let mut state = BoxPlotState::default();
/// state.set_title(Some("Response Times".to_string()));
/// assert_eq!(state.title(), Some("Response Times"));
/// ```
pub fn set_title(&mut self, title: Option<String>) {
self.title = title;
}
/// Returns whether outliers are shown.
///
/// # Example
///
/// ```rust
/// use envision::component::BoxPlotState;
///
/// let state = BoxPlotState::default();
/// assert!(state.show_outliers());
/// ```
pub fn show_outliers(&self) -> bool {
self.show_outliers
}
/// Sets whether outliers are shown.
///
/// # Example
///
/// ```rust
/// use envision::component::BoxPlotState;
///
/// let mut state = BoxPlotState::default();
/// state.set_show_outliers(false);
/// assert!(!state.show_outliers());
/// ```
pub fn set_show_outliers(&mut self, show: bool) {
self.show_outliers = show;
}
/// Returns the orientation.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotOrientation};
///
/// let state = BoxPlotState::default().with_orientation(BoxPlotOrientation::Horizontal);
/// assert_eq!(state.orientation(), &BoxPlotOrientation::Horizontal);
/// ```
pub fn orientation(&self) -> &BoxPlotOrientation {
&self.orientation
}
/// Sets the orientation.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotOrientation};
///
/// let mut state = BoxPlotState::default();
/// state.set_orientation(BoxPlotOrientation::Horizontal);
/// assert_eq!(state.orientation(), &BoxPlotOrientation::Horizontal);
/// ```
pub fn set_orientation(&mut self, orientation: BoxPlotOrientation) {
self.orientation = orientation;
}
/// Returns the currently selected dataset index.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// ]);
/// assert_eq!(state.selected(), 0);
/// ```
pub fn selected(&self) -> usize {
self.selected
}
/// Sets the selected dataset index.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let mut state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// BoxPlotData::new("B", 2.0, 3.0, 4.0, 5.0, 6.0),
/// ]);
/// state.set_selected(1);
/// assert_eq!(state.selected(), 1);
/// ```
pub fn set_selected(&mut self, index: usize) {
if !self.datasets.is_empty() {
self.selected = index.min(self.datasets.len() - 1);
}
}
/// Returns the number of datasets.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// BoxPlotData::new("B", 2.0, 3.0, 4.0, 5.0, 6.0),
/// ]);
/// assert_eq!(state.dataset_count(), 2);
/// ```
pub fn dataset_count(&self) -> usize {
self.datasets.len()
}
/// Returns true if there are no datasets.
///
/// # Example
///
/// ```rust
/// use envision::component::BoxPlotState;
///
/// assert!(BoxPlotState::default().is_empty());
/// ```
pub fn is_empty(&self) -> bool {
self.datasets.is_empty()
}
/// Adds a dataset.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let mut state = BoxPlotState::default();
/// state.add_dataset(BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0));
/// assert_eq!(state.dataset_count(), 1);
/// ```
pub fn add_dataset(&mut self, dataset: BoxPlotData) {
self.datasets.push(dataset);
}
/// Clears all datasets.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let mut state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 1.0, 2.0, 3.0, 4.0, 5.0),
/// ]);
/// state.clear_datasets();
/// assert!(state.is_empty());
/// ```
pub fn clear_datasets(&mut self) {
self.datasets.clear();
self.selected = 0;
}
/// Computes the global minimum value across all datasets (including outliers
/// if show_outliers is enabled).
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 5.0, 10.0, 20.0, 30.0, 40.0),
/// BoxPlotData::new("B", 8.0, 15.0, 25.0, 35.0, 50.0),
/// ]);
/// assert_eq!(state.global_min(), 5.0);
/// ```
pub fn global_min(&self) -> f64 {
self.datasets
.iter()
.map(|d| {
if self.show_outliers {
d.overall_min()
} else {
d.min()
}
})
.reduce(f64::min)
.unwrap_or(0.0)
}
/// Computes the global maximum value across all datasets (including outliers
/// if show_outliers is enabled).
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData};
///
/// let state = BoxPlotState::new(vec![
/// BoxPlotData::new("A", 5.0, 10.0, 20.0, 30.0, 40.0),
/// BoxPlotData::new("B", 8.0, 15.0, 25.0, 35.0, 50.0),
/// ]);
/// assert_eq!(state.global_max(), 50.0);
/// ```
pub fn global_max(&self) -> f64 {
self.datasets
.iter()
.map(|d| {
if self.show_outliers {
d.overall_max()
} else {
d.max()
}
})
.reduce(f64::max)
.unwrap_or(0.0)
}
// ---- Focus / Disabled ----
// ---- Instance methods ----
/// Updates the state with a message, returning any output.
///
/// # Example
///
/// ```rust
/// use envision::component::{BoxPlotState, BoxPlotData, BoxPlotMessage, BoxPlotOrientation};
///
/// let mut state = BoxPlotState::default();
/// state.update(BoxPlotMessage::SetOrientation(BoxPlotOrientation::Horizontal));
/// assert_eq!(state.orientation(), &BoxPlotOrientation::Horizontal);
/// ```
pub fn update(&mut self, msg: BoxPlotMessage) -> Option<()> {
BoxPlot::update(self, msg)
}
}