1use std::str::FromStr;
  2use std::sync::OnceLock;
  3
  4use crate::stories::*;
  5use anyhow::anyhow;
  6use clap::builder::PossibleValue;
  7use clap::ValueEnum;
  8use gpui::{AnyView, VisualContext};
  9use strum::{EnumIter, EnumString, IntoEnumIterator};
 10use ui::prelude::*;
 11
 12#[derive(Debug, PartialEq, Eq, Clone, Copy, strum::Display, EnumString, EnumIter)]
 13#[strum(serialize_all = "snake_case")]
 14pub enum ComponentStory {
 15    AutoHeightEditor,
 16    Avatar,
 17    Button,
 18    Checkbox,
 19    ContextMenu,
 20    Cursor,
 21    Disclosure,
 22    Focus,
 23    Icon,
 24    IconButton,
 25    Keybinding,
 26    Label,
 27    List,
 28    ListHeader,
 29    ListItem,
 30    OverflowScroll,
 31    Scroll,
 32    Tab,
 33    TabBar,
 34    ToggleButton,
 35    Text,
 36    ViewportUnits,
 37    ZIndex,
 38    Picker,
 39}
 40
 41impl ComponentStory {
 42    pub fn story(&self, cx: &mut WindowContext) -> AnyView {
 43        match self {
 44            Self::AutoHeightEditor => AutoHeightEditorStory::new(cx).into(),
 45            Self::Avatar => cx.new_view(|_| ui::AvatarStory).into(),
 46            Self::Button => cx.new_view(|_| ui::ButtonStory).into(),
 47            Self::Checkbox => cx.new_view(|_| ui::CheckboxStory).into(),
 48            Self::ContextMenu => cx.new_view(|_| ui::ContextMenuStory).into(),
 49            Self::Cursor => cx.new_view(|_| crate::stories::CursorStory).into(),
 50            Self::Disclosure => cx.new_view(|_| ui::DisclosureStory).into(),
 51            Self::Focus => FocusStory::view(cx).into(),
 52            Self::Icon => cx.new_view(|_| ui::IconStory).into(),
 53            Self::IconButton => cx.new_view(|_| ui::IconButtonStory).into(),
 54            Self::Keybinding => cx.new_view(|_| ui::KeybindingStory).into(),
 55            Self::Label => cx.new_view(|_| ui::LabelStory).into(),
 56            Self::List => cx.new_view(|_| ui::ListStory).into(),
 57            Self::ListHeader => cx.new_view(|_| ui::ListHeaderStory).into(),
 58            Self::ListItem => cx.new_view(|_| ui::ListItemStory).into(),
 59            Self::OverflowScroll => cx.new_view(|_| crate::stories::OverflowScrollStory).into(),
 60            Self::Scroll => ScrollStory::view(cx).into(),
 61            Self::Text => TextStory::view(cx).into(),
 62            Self::Tab => cx.new_view(|_| ui::TabStory).into(),
 63            Self::TabBar => cx.new_view(|_| ui::TabBarStory).into(),
 64            Self::ToggleButton => cx.new_view(|_| ui::ToggleButtonStory).into(),
 65            Self::ViewportUnits => cx.new_view(|_| crate::stories::ViewportUnitsStory).into(),
 66            Self::ZIndex => cx.new_view(|_| ZIndexStory).into(),
 67            Self::Picker => PickerStory::new(cx).into(),
 68        }
 69    }
 70}
 71
 72#[derive(Debug, PartialEq, Eq, Clone, Copy)]
 73pub enum StorySelector {
 74    Component(ComponentStory),
 75    KitchenSink,
 76}
 77
 78impl FromStr for StorySelector {
 79    type Err = anyhow::Error;
 80
 81    fn from_str(raw_story_name: &str) -> std::result::Result<Self, Self::Err> {
 82        use anyhow::Context;
 83
 84        let story = raw_story_name.to_ascii_lowercase();
 85
 86        if story == "kitchen_sink" {
 87            return Ok(Self::KitchenSink);
 88        }
 89
 90        if let Some((_, story)) = story.split_once("components/") {
 91            let component_story = ComponentStory::from_str(story)
 92                .with_context(|| format!("story not found for component '{story}'"))?;
 93
 94            return Ok(Self::Component(component_story));
 95        }
 96
 97        Err(anyhow!("story not found for '{raw_story_name}'"))
 98    }
 99}
100
101impl StorySelector {
102    pub fn story(&self, cx: &mut WindowContext) -> AnyView {
103        match self {
104            Self::Component(component_story) => component_story.story(cx),
105            Self::KitchenSink => KitchenSinkStory::view(cx).into(),
106        }
107    }
108}
109
110/// The list of all stories available in the storybook.
111static ALL_STORY_SELECTORS: OnceLock<Vec<StorySelector>> = OnceLock::new();
112
113impl ValueEnum for StorySelector {
114    fn value_variants<'a>() -> &'a [Self] {
115        let stories = ALL_STORY_SELECTORS.get_or_init(|| {
116            let component_stories = ComponentStory::iter().map(StorySelector::Component);
117
118            component_stories
119                .chain(std::iter::once(StorySelector::KitchenSink))
120                .collect::<Vec<_>>()
121        });
122
123        stories
124    }
125
126    fn to_possible_value(&self) -> Option<clap::builder::PossibleValue> {
127        let value = match self {
128            Self::Component(story) => format!("components/{story}"),
129            Self::KitchenSink => "kitchen_sink".to_string(),
130        };
131
132        Some(PossibleValue::new(value))
133    }
134}