1use std::{path::Path, sync::Arc};
  2
  3use gpui::{EventEmitter, FocusHandle, Focusable};
  4use ui::{
  5    App, Button, ButtonCommon, ButtonStyle, Clickable, Context, FluentBuilder, InteractiveElement,
  6    KeyBinding, Label, LabelCommon, LabelSize, ParentElement, Render, SharedString, Styled as _,
  7    Window, h_flex, v_flex,
  8};
  9use zed_actions::workspace::OpenWithSystem;
 10
 11use crate::Item;
 12
 13/// A view to display when a certain buffer fails to open.
 14#[derive(Debug)]
 15pub struct InvalidItemView {
 16    /// Which path was attempted to open.
 17    pub abs_path: Arc<Path>,
 18    /// An error message, happened when opening the buffer.
 19    pub error: SharedString,
 20    is_local: bool,
 21    focus_handle: FocusHandle,
 22}
 23
 24impl InvalidItemView {
 25    pub fn new(
 26        abs_path: &Path,
 27        is_local: bool,
 28        e: &anyhow::Error,
 29        _: &mut Window,
 30        cx: &mut App,
 31    ) -> Self {
 32        Self {
 33            is_local,
 34            abs_path: Arc::from(abs_path),
 35            error: format!("{}", e.root_cause()).into(),
 36            focus_handle: cx.focus_handle(),
 37        }
 38    }
 39}
 40
 41impl Item for InvalidItemView {
 42    type Event = ();
 43
 44    fn tab_content_text(&self, mut detail: usize, _: &App) -> SharedString {
 45        // Ensure we always render at least the filename.
 46        detail += 1;
 47
 48        let path = self.abs_path.as_ref();
 49
 50        let mut prefix = path;
 51        while detail > 0 {
 52            if let Some(parent) = prefix.parent() {
 53                prefix = parent;
 54                detail -= 1;
 55            } else {
 56                break;
 57            }
 58        }
 59
 60        let path = if detail > 0 {
 61            path
 62        } else {
 63            path.strip_prefix(prefix).unwrap_or(path)
 64        };
 65
 66        SharedString::new(path.to_string_lossy())
 67    }
 68}
 69
 70impl EventEmitter<()> for InvalidItemView {}
 71
 72impl Focusable for InvalidItemView {
 73    fn focus_handle(&self, _: &App) -> FocusHandle {
 74        self.focus_handle.clone()
 75    }
 76}
 77
 78impl Render for InvalidItemView {
 79    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl gpui::IntoElement {
 80        let abs_path = self.abs_path.clone();
 81        v_flex()
 82            .size_full()
 83            .track_focus(&self.focus_handle(cx))
 84            .flex_none()
 85            .justify_center()
 86            .overflow_hidden()
 87            .key_context("InvalidBuffer")
 88            .child(
 89                h_flex().size_full().justify_center().child(
 90                    v_flex()
 91                        .justify_center()
 92                        .gap_2()
 93                        .child(h_flex().justify_center().child("Could not open file"))
 94                        .child(
 95                            h_flex()
 96                                .justify_center()
 97                                .child(Label::new(self.error.clone()).size(LabelSize::Small)),
 98                        )
 99                        .when(self.is_local, |contents| {
100                            contents.child(
101                                h_flex().justify_center().child(
102                                    Button::new("open-with-system", "Open in Default App")
103                                        .on_click(move |_, _, cx| {
104                                            cx.open_with_system(&abs_path);
105                                        })
106                                        .style(ButtonStyle::Outlined)
107                                        .key_binding(KeyBinding::for_action(
108                                            &OpenWithSystem,
109                                            window,
110                                            cx,
111                                        )),
112                                ),
113                            )
114                        }),
115                ),
116            )
117    }
118}