feat: finalizations for M0-M2

crates/bds-ui/src/views/mod.rs

@@ -5,4 +5,5 @@ pub mod tab_bar;
 pub mod status_bar;
 pub mod panel;
 pub mod project_selector;
+pub mod toast;
 pub mod welcome;

crates/bds-ui/src/views/toast.rs

@@ -0,0 +1,104 @@
+use iced::widget::{button, container, row, text, Space};
+use iced::widget::text::Shaping;
+use iced::{Alignment, Background, Border, Color, Element, Length, Padding, Theme};
+
+use crate::app::Message;
+use crate::state::toast::{Toast, ToastLevel};
+
+/// Background color per toast severity.
+fn toast_bg(level: ToastLevel) -> Color {
+    match level {
+        ToastLevel::Info => Color::from_rgb(0.16, 0.22, 0.34),
+        ToastLevel::Success => Color::from_rgb(0.12, 0.30, 0.16),
+        ToastLevel::Warning => Color::from_rgb(0.38, 0.30, 0.10),
+        ToastLevel::Error => Color::from_rgb(0.38, 0.14, 0.14),
+    }
+}
+
+/// Border color per toast severity.
+fn toast_border(level: ToastLevel) -> Color {
+    match level {
+        ToastLevel::Info => Color::from_rgb(0.25, 0.40, 0.65),
+        ToastLevel::Success => Color::from_rgb(0.20, 0.55, 0.25),
+        ToastLevel::Warning => Color::from_rgb(0.65, 0.50, 0.15),
+        ToastLevel::Error => Color::from_rgb(0.65, 0.20, 0.20),
+    }
+}
+
+fn toast_style(level: ToastLevel) -> impl Fn(&Theme) -> container::Style {
+    move |_theme: &Theme| container::Style {
+        background: Some(Background::Color(toast_bg(level))),
+        border: Border {
+            color: toast_border(level),
+            width: 1.0,
+            radius: 4.0.into(),
+        },
+        ..container::Style::default()
+    }
+}
+
+fn dismiss_btn(_theme: &Theme, status: button::Status) -> button::Style {
+    let color = match status {
+        button::Status::Hovered => Color::WHITE,
+        _ => Color::from_rgb(0.65, 0.65, 0.70),
+    };
+    button::Style {
+        background: Some(Background::Color(Color::TRANSPARENT)),
+        text_color: color,
+        border: Border::default(),
+        ..button::Style::default()
+    }
+}
+
+/// Render the toast stack as an overlay element.
+///
+/// Returns `None` when no toasts are visible.
+pub fn view(toasts: &[Toast]) -> Option<Element<'static, Message>> {
+    if toasts.is_empty() {
+        return None;
+    }
+
+    let items: Vec<Element<'static, Message>> = toasts
+        .iter()
+        .map(|toast| {
+            let level = toast.level;
+            let dismiss = button(text("\u{2715}").size(11).shaping(Shaping::Advanced))
+                .on_press(Message::DismissToast(toast.id))
+                .padding([2, 4])
+                .style(dismiss_btn);
+
+            container(
+                row![
+                    text(toast.message.clone())
+                        .size(12)
+                        .shaping(Shaping::Advanced)
+                        .color(Color::WHITE),
+                    Space::with_width(Length::Fill),
+                    dismiss,
+                ]
+                .spacing(8)
+                .align_y(Alignment::Center)
+                .padding([6, 12]),
+            )
+            .width(Length::Fixed(420.0))
+            .style(toast_style(level))
+            .into()
+        })
+        .collect();
+
+    Some(
+        container(
+            container(
+                iced::widget::Column::with_children(items)
+                    .spacing(4)
+                    .align_x(Alignment::Center),
+            )
+            .width(Length::Fill)
+            .align_x(Alignment::Center)
+            .padding(Padding { top: 8.0, right: 0.0, bottom: 0.0, left: 0.0 }),
+        )
+        .width(Length::Fill)
+        .height(Length::Shrink)
+        .into(),
+    )
+}

crates/bds-ui/src/views/workspace.rs

@@ -8,7 +8,8 @@ use bds_core::model::{Media, Post, Project};
 use crate::app::Message;
 use crate::state::navigation::{OutputEntry, PanelTab, SidebarView, TaskSnapshot};
 use crate::state::tabs::Tab;
-use crate::views::{activity_bar, panel, project_selector, sidebar, status_bar, tab_bar, welcome};
+use crate::state::toast::Toast;
+use crate::views::{activity_bar, panel, project_selector, sidebar, status_bar, tab_bar, toast, welcome};
 
 /// Main content area background.
 fn content_bg(_theme: &Theme) -> container::Style {
@@ -67,6 +68,8 @@ pub fn view(
     project_dropdown_open: bool,
     // i18n
     locale: UiLocale,
+    // Toasts
+    toasts: &[Toast],
 ) -> Element<'static, Message> {
     // Activity bar (leftmost column)
     let activity = activity_bar::view(sidebar_view, locale);
@@ -181,12 +184,25 @@ pub fn view(
         None
     };
 
+    // Collect overlays: dropdowns and toasts
+    let mut overlays: Vec<Element<'static, Message>> = Vec::new();
+
+    if let Some(toast_overlay) = toast::view(toasts) {
+        overlays.push(toast_overlay);
+    }
+
     if let Some(overlay) = overlay {
-        stack![base_layout, overlay]
+        overlays.push(overlay);
+    }
+
+    if overlays.is_empty() {
+        base_layout
+    } else {
+        let mut layers = vec![base_layout];
+        layers.extend(overlays);
+        stack(layers)
             .width(Length::Fill)
             .height(Length::Fill)
             .into()
-    } else {
-        base_layout
     }
 }