Update input

Cargo.lock

@@ -598,6 +598,17 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a2698f953def977c68f935bb0dfa959375ad4638570e969e2f1e9f433cbf1af6"
 
+[[package]]
+name = "catppuccin"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aa1798ea21d5f88f057b9a4d075bbf3e9cc4bba98da0d6197a2019f61f633bf4"
+dependencies = [
+ "itertools 0.13.0",
+ "serde",
+ "serde_json",
+]
+
 [[package]]
 name = "cbc"
 version = "0.1.2"
@@ -1762,7 +1773,7 @@ dependencies = [
  "gpui_macros",
  "http 0.1.0",
  "image",
- "itertools",
+ "itertools 0.11.0",
  "lazy_static",
  "linkme",
  "log",
@@ -2201,6 +2212,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.11"
@@ -4227,6 +4247,7 @@ dependencies = [
 name = "ui"
 version = "0.1.0"
 dependencies = [
+ "catppuccin",
  "gpui",
  "log",
 ]

crates/ui/Cargo.toml

@@ -4,5 +4,6 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+catppuccin = "2.4.0"
 gpui.workspace = true
 log.wokrspace = true

crates/ui/src/lib.rs

@@ -2,8 +2,9 @@ pub mod button;
 mod colors;
 pub mod cursor;
 pub mod disableable;
-pub mod input;
 pub mod label;
 pub mod story;
+pub mod text_field;
+pub mod theme;
 
 pub use colors::*;

crates/ui/src/story/input_story.rs

@@ -3,7 +3,7 @@ use gpui::{
     Styled as _, ViewContext, VisualContext, WindowContext,
 };
 
-use crate::input::Input;
+use crate::text_field::TextField;
 
 use super::story_case;
 
@@ -24,19 +24,11 @@ impl Render for InputStory {
                 .justify_start()
                 .gap_3()
                 .child({
-                    cx.new_view(|cx| {
-                        let input = Input::new("input1", cx);
-                        input.set_placeholder("Enter text here...", cx);
-                        input
-                    })
+                    TextField::new(cx, "Enter text here...", false)
                 })
                 .child({
-                    cx.new_view(|cx| {
-                        let input = Input::new("input1", cx);
-                        input.set_placeholder("Enter text here...", cx);
-                        input.set_text("Hello, world!", cx);
+                        let input = TextField::new(cx, "Enter text here...", false);
                         input
-                    })
                 }),
         )
     }

crates/ui/src/story/story.rs

@@ -74,7 +74,7 @@ pub struct Stories {
 impl Stories {
     pub fn new() -> Self {
         Self {
-            active: StoryType::Button,
+            active: StoryType::Input,
         }
     }
 

crates/ui/src/text_field.rs

@@ -0,0 +1,5 @@
+pub mod blink_manager;
+pub mod cursor_layout;
+pub mod text_field;
+
+pub use text_field::*;

crates/ui/src/text_field/blink_manager.rs

@@ -0,0 +1,34 @@
+use std::time::Duration;
+
+use gpui::ModelContext;
+
+pub struct BlinkManager {
+    blink_interval: Duration,
+
+    blink_epoch: usize,
+    blinking_paused: bool,
+    visible: bool,
+    enabled: bool,
+}
+
+impl BlinkManager {
+    pub fn new(blink_interval: Duration) -> Self {
+        Self {
+            blink_interval: Duration::from_millis(500),
+            blink_epoch: 0,
+            blinking_paused: false,
+            visible: true,
+            enabled: true,
+        }
+    }
+
+    pub fn show_cursor(&self, cx: &mut ModelContext<'_, Self>) -> bool {
+        self.enabled && (!self.blinking_paused || self.visible)
+    }
+
+    pub fn blink_cursor(&mut self, epoch: usize, cx: &mut ModelContext<Self>) {}
+
+    pub fn disable(&mut self, _cx: &mut ModelContext<Self>) {
+        self.enabled = false;
+    }
+}

crates/ui/src/text_field/cursor_layout.rs

@@ -0,0 +1,51 @@
+use gpui::{outline, px, AppContext, Bounds, Hsla, Pixels, ShapedLine, Size, ViewContext};
+
+pub struct CursorLayout {
+    origin: gpui::Point<Pixels>,
+    block_width: Pixels,
+    line_height: Pixels,
+    color: Hsla,
+    block_text: Option<ShapedLine>,
+}
+
+impl CursorLayout {
+    pub fn new(
+        origin: gpui::Point<Pixels>,
+        block_width: Pixels,
+        line_height: Pixels,
+        color: Hsla,
+        block_text: Option<ShapedLine>,
+    ) -> CursorLayout {
+        CursorLayout {
+            origin,
+            block_width,
+            line_height,
+            color,
+            block_text,
+        }
+    }
+
+    fn bounds(&self, origin: gpui::Point<Pixels>) -> Bounds<Pixels> {
+        Bounds {
+            origin: self.origin + origin,
+            size: Size {
+                width: px(2.0),
+                height: self.line_height,
+            },
+        }
+    }
+
+    pub fn paint(&mut self, origin: gpui::Point<Pixels>, cx: &mut ViewContext<Self>) {
+        let bounds = self.bounds(origin);
+
+        let cursor = outline(bounds, self.color);
+
+        cx.paint_quad(cursor);
+
+        if let Some(block_text) = &self.block_text {
+            block_text
+                .paint(self.origin + origin, self.line_height, cx)
+                .unwrap()
+        }
+    }
+}

crates/ui/src/text_field/text_field.rs

@@ -0,0 +1,343 @@
+use std::{ops::Range, time::Duration};
+
+use gpui::{
+    div, Context, EventEmitter, FocusHandle, HighlightStyle, InteractiveElement, InteractiveText,
+    IntoElement, KeyDownEvent, Model, ParentElement, Render, RenderOnce, Styled, StyledText,
+    TextStyle, View, ViewContext, VisualContext, WindowContext,
+};
+
+use crate::{theme::Theme, disableable::Disableable};
+
+use super::{blink_manager::BlinkManager, cursor_layout::CursorLayout};
+
+#[derive(IntoElement, Clone)]
+pub struct TextField {
+    focus_handle: FocusHandle,
+    disable: bool,
+    pub view: View<TextView>,
+}
+
+impl TextField {
+    pub fn new(cx: &mut WindowContext, placeholder: &str, disable: bool) -> Self {
+        let focus_handle = cx.focus_handle();
+        let view = TextView::init(cx, &focus_handle, placeholder, disable);
+
+        Self {
+            focus_handle,
+            view,
+            disable,
+        }
+    }
+
+    pub fn focus(&self, cx: &mut WindowContext) {
+        cx.focus(&self.focus_handle);
+    }
+}
+
+impl Disableable for TextField {
+    fn disabled(mut self, disabled: bool) -> Self {
+        self.disable = disabled;
+        self
+    }
+}
+
+impl RenderOnce for TextField {
+    fn render(self, cx: &mut WindowContext) -> impl IntoElement {
+        // cx.focus(&self.focus_handle);
+        let theme = cx.global::<Theme>();
+
+        let clone = self.view.clone();
+
+        div()
+            .border_color(
+                self.focus_handle
+                    .is_focused(cx)
+                    .then(|| theme.blue)
+                    .unwrap_or(theme.crust),
+            )
+            .border_1()
+            .track_focus(&self.focus_handle)
+            .on_key_down(move |event, cx| {
+                if self.disable {
+                    return;
+                }
+
+                self.view.update(cx, |text_view, vc| {
+                    let prev = text_view.text.clone();
+                    vc.emit(TextEvent::KeyDown(event.clone()));
+                    let keystroke = &event.keystroke.key;
+                    let chars = text_view.text.chars().collect::<Vec<char>>();
+
+                    let m = event.keystroke.modifiers.platform;
+
+                    if m {
+                        match keystroke.as_str() {
+                            _ => {}
+                        }
+                    } else if !event
+                        .keystroke
+                        .ime_key
+                        .clone()
+                        .unwrap_or_default()
+                        .is_empty()
+                    {
+                        let ime_key = &event.keystroke.ime_key.clone().unwrap_or_default();
+                        text_view.text.replace_range(
+                            text_view.char_range_to_text_range(&text_view.text),
+                            ime_key,
+                        );
+                        let i = text_view.selection.start + ime_key.chars().count();
+                        text_view.selection = i..i;
+                    } else {
+                        match keystroke.as_str() {
+                            "left" => {
+                                if text_view.selection.start > 0 {
+                                    text_view.selection =
+                                        text_view.selection.start - 1..text_view.selection.end;
+                                }
+                            }
+                            "right" => {
+                                if text_view.selection.end < text_view.text.len() {
+                                    text_view.selection =
+                                        text_view.selection.start + 1..text_view.selection.end + 1;
+                                } else {
+                                    text_view.selection =
+                                        text_view.selection.start + 1..text_view.selection.end;
+                                }
+                            }
+                            "backspace" => {
+                                if text_view.text.is_empty() {
+                                    return;
+                                }
+
+                                if text_view.selection.start == text_view.selection.end {
+                                    let i = (text_view.selection.start - 1).min(chars.len());
+                                    text_view.text = chars[0..i].iter().collect::<String>()
+                                        + &(chars[text_view.selection.end.min(chars.len())..]
+                                            .iter()
+                                            .collect::<String>());
+                                    text_view.selection = i..i;
+                                }
+
+                                text_view.text.replace_range(
+                                    text_view.char_range_to_text_range(&text_view.text),
+                                    "",
+                                );
+
+                                text_view.selection.end = text_view.selection.start;
+                            }
+                            _ => {}
+                        }
+                    }
+
+                    if prev != text_view.text {
+                        vc.emit(TextEvent::Input {
+                            text: text_view.text.clone(),
+                        });
+                    }
+
+                    vc.notify();
+                })
+            })
+            .rounded_lg()
+            .py_1p5()
+            .px_3()
+            .min_w_20()
+            .bg(self.disable.then(|| theme.crust).unwrap_or(theme.base))
+            .child(clone)
+    }
+}
+
+pub enum TextEvent {
+    Input { text: String },
+    Blur,
+    KeyDown(KeyDownEvent),
+}
+
+impl EventEmitter<TextEvent> for TextView {}
+
+pub struct TextView {
+    pub text: String,
+    pub placeholder: String,
+    pub word_click: (usize, u16),
+    pub selection: Range<usize>,
+    pub disable: bool,
+    pub blink_manager: Model<BlinkManager>,
+    pub cursor: CursorLayout,
+}
+
+const CURSOR_BLINK_INTERVAL: Duration = Duration::from_millis(500);
+
+impl TextView {
+    pub fn init(
+        cx: &mut WindowContext,
+        focus_handle: &FocusHandle,
+        placeholder: &str,
+        disable: bool,
+    ) -> View<Self> {
+        let blink_manager = cx.new_model(|cx| BlinkManager::new(CURSOR_BLINK_INTERVAL));
+
+        let cursor = CursorLayout::new(
+            gpui::Point::new(gpui::px(0.0), gpui::px(0.0)),
+            gpui::px(2.0),
+            gpui::px(20.0),
+            gpui::Hsla {
+                h: 0.0,
+                s: 0.0,
+                l: 0.0,
+                a: 1.0,
+            },
+            None,
+        );
+
+        let m = Self {
+            text: String::new(),
+            placeholder: placeholder.to_string(),
+            word_click: (0, 0),
+            selection: 0..0,
+            blink_manager,
+            cursor,
+            disable,
+        };
+
+        let view = cx.new_view(|cx| {
+            cx.on_blur(
+                focus_handle,
+                |editor: &mut TextView, cx: &mut ViewContext<'_, TextView>| {
+                    editor.blink_manager.update(cx, BlinkManager::disable);
+                    cx.emit(TextEvent::Blur);
+                },
+            )
+            .detach();
+
+            cx.on_focus(focus_handle, |view, cx| {
+                view.select_all(cx);
+            })
+            .detach();
+            m
+        });
+
+        cx.subscribe(
+            &view,
+            move |subscriber, emitter: &TextEvent, cx| match emitter {
+                TextEvent::Input { text: _ } => {
+                    subscriber.update(cx, |editor, cx| {
+                        editor.word_click = (0, 0);
+                    });
+                }
+                TextEvent::Blur => {
+                    subscriber.update(cx, |editor, cx| {
+                        editor.blink_manager.update(cx, BlinkManager::disable);
+                        editor.word_click = (0, 0);
+                    });
+                }
+                _ => {}
+            },
+        )
+        .detach();
+
+        view
+    }
+
+    pub fn select_all(&mut self, cx: &mut ViewContext<Self>) {
+        self.selection = 0..self.text.len();
+        cx.notify();
+    }
+
+    pub fn word_ranges(&self) -> Vec<Range<usize>> {
+        let mut words = Vec::new();
+        let mut last_was_boundary = true;
+        let mut word_start = 0;
+        let s = self.text.clone();
+
+        for (i, c) in s.char_indices() {
+            if c.is_alphanumeric() || c == '_' {
+                if last_was_boundary {
+                    word_start = i;
+                }
+                last_was_boundary = false;
+            } else {
+                if !last_was_boundary {
+                    words.push(word_start..i);
+                }
+                last_was_boundary = true;
+            }
+        }
+
+        // Check if the last characters form a word and push it if so
+        if !last_was_boundary {
+            words.push(word_start..s.len());
+        }
+
+        words
+    }
+
+    pub fn char_range_to_text_range(&self, text: &str) -> Range<usize> {
+        let start = text
+            .chars()
+            .take(self.selection.start)
+            .collect::<String>()
+            .len();
+        let end = text
+            .chars()
+            .take(self.selection.end)
+            .collect::<String>()
+            .len();
+        start..end
+    }
+}
+
+impl Render for TextView {
+    fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
+        let theme = cx.global::<Theme>();
+        let mut text = self.text.clone();
+
+        let mut style = TextStyle::default();
+        style.color = theme.text;
+        style.font_family = theme.font_sans.clone();
+
+        let mut selection_style = HighlightStyle::default();
+        let mut color = theme.lavender;
+        color.fade_out(0.8);
+        selection_style.background_color = Some(color);
+
+        let highlights = vec![(self.char_range_to_text_range(&text), selection_style)];
+
+        let styled_text: StyledText = if text.len() == 0 {
+            text = self.placeholder.to_string();
+            style.color = theme.subtext0;
+            StyledText::new(text)
+        } else {
+            StyledText::new(text).with_highlights(&style, highlights)
+        };
+
+        let view = cx.view().clone();
+
+        InteractiveText::new("text", styled_text).on_click(self.word_ranges(), move |ev, cx| {
+            view.update(cx, |text_view, cx| {
+                let (index, mut count) = text_view.word_click;
+                if index == ev {
+                    count += 1;
+                } else {
+                    count = 1;
+                }
+                match count {
+                    2 => {
+                        let word_ranges = text_view.word_ranges();
+                        text_view.selection = word_ranges.get(ev).unwrap().clone();
+                    }
+                    3 => {
+                        // Should select the line
+                    }
+                    4 => {
+                        count = 0;
+                        text_view.selection = 0..text_view.text.len();
+                    }
+                    _ => {}
+                }
+                text_view.word_click = (ev, count);
+                cx.notify();
+            });
+        })
+    }
+}

crates/ui/src/theme.rs

@@ -0,0 +1,90 @@
+use std::sync::Arc;
+
+use catppuccin::{Flavor, FlavorColors};
+use gpui::{AppContext, Global, Hsla, Rgba, SharedString};
+
+fn color_to_hsla(color: catppuccin::Color) -> Hsla {
+    Rgba {
+        r: color.rgb.r as f32 / 255.0,
+        g: color.rgb.g as f32 / 255.0,
+        b: color.rgb.b as f32 / 255.0,
+        a: 1.0,
+    }
+    .into()
+}
+
+#[derive(Debug)]
+pub struct Theme {
+    pub font_sans: SharedString,
+    pub font_mono: SharedString,
+    pub crust: Hsla,
+    pub text: Hsla,
+    pub base: Hsla,
+    pub mantle: Hsla,
+    pub green: Hsla,
+    pub red: Hsla,
+    pub blue: Hsla,
+    pub text_disabled: Hsla,
+    pub subtext1: Hsla,
+    pub subtext0: Hsla,
+    pub overlay2: Hsla,
+    pub overlay1: Hsla,
+    pub overlay0: Hsla,
+    pub surface2: Hsla,
+    pub surface1: Hsla,
+    pub surface0: Hsla,
+    pub lavender: Hsla,
+}
+
+impl Global for Theme {}
+
+impl From<FlavorColors> for Theme {
+    fn from(colors: FlavorColors) -> Self {
+        Theme {
+            font_sans: "Inter".into(),
+            font_mono: "JetBrains Mono".into(),
+            crust: color_to_hsla(colors.crust),
+            text: color_to_hsla(colors.text),
+            base: color_to_hsla(colors.base),
+            mantle: color_to_hsla(colors.mantle),
+            green: color_to_hsla(colors.green),
+            red: color_to_hsla(colors.red),
+            blue: color_to_hsla(colors.blue),
+            subtext0: color_to_hsla(colors.subtext0),
+            subtext1: color_to_hsla(colors.subtext1),
+            text_disabled: color_to_hsla(colors.subtext0),
+            overlay0: color_to_hsla(colors.overlay0),
+            overlay1: color_to_hsla(colors.overlay1),
+            overlay2: color_to_hsla(colors.overlay2),
+            surface0: color_to_hsla(colors.surface0),
+            surface1: color_to_hsla(colors.surface1),
+            surface2: color_to_hsla(colors.surface2),
+            lavender: color_to_hsla(colors.lavender),
+        }
+    }
+}
+
+impl Theme {
+    fn new() -> Self {
+        Self::from(catppuccin::PALETTE.mocha.colors)
+    }
+
+    pub fn init(cx: &mut AppContext) {
+        cx.set_global(Theme::new())
+    }
+
+    pub fn change(flavour: Flavor, cx: &mut AppContext) {
+        cx.set_global(Self::from(flavour.colors));
+        cx.refresh();
+    }
+}
+
+pub trait ActiveTheme {
+    fn theme(&self) -> &Theme;
+}
+
+impl ActiveTheme for AppContext {
+    fn theme(&self) -> &Theme {
+        self.global::<Theme>()
+    }
+}

crates/workspace/src/lib.rs

@@ -2,9 +2,7 @@ use gpui::{prelude::FluentBuilder, *};
 
 use std::sync::Arc;
 use ui::{
-    button::{Button, ButtonStyle},
-    disableable::Clickable as _,
-    Color,
+    button::{Button, ButtonStyle}, disableable::Clickable as _, theme::Theme, Color
 };
 use util::ResultExt as _;
 
@@ -67,7 +65,9 @@ pub fn init(app_state: Arc<AppState>, cx: &mut AppContext) {
     cx.on_action({
         let app_state = app_state.clone();
         move |action: &Open, cx: &mut AppContext| {}
-    })
+    });
+
+    Theme::init(cx);
 }
 
 pub fn open_new(