chore: clean up codebase (#19)

Reviewed-on: #19

crates/workspace/src/views/repo/actions.rs

@@ -0,0 +1,78 @@
+use std::sync::Arc;
+
+use dock::{DockArea, add_center_panel, panel_handle};
+use gpui::prelude::*;
+use gpui::{App, Entity, WeakEntity, Window};
+use gpui_base::dock::PanelView;
+use nostr::prelude::EventId;
+use signed_core::{Announcement, RepoAddr};
+use signed_state::RepoStore;
+
+use super::RepoDetailView;
+use crate::views::issues::detail::IssueDetailView;
+use crate::views::pull_requests::detail::PullRequestDetailView;
+
+/// Open repository as a panel in the dock's center.
+pub(crate) fn open_repo_panel(
+    dock_area: &WeakEntity<DockArea>,
+    addr: &RepoAddr,
+    hint: Option<&Announcement>,
+    window: &mut Window,
+    cx: &mut App,
+) -> Entity<RepoDetailView> {
+    let detail = cx
+        .new(|cx| RepoDetailView::new(dock_area.clone(), addr.clone(), hint.cloned(), window, cx));
+
+    if let Some(dock_area) = dock_area.upgrade() {
+        dock_area.update(cx, |dock_area, cx| {
+            add_center_panel(dock_area, panel_handle(detail.clone()), window, cx);
+        });
+    }
+
+    detail
+}
+
+/// The nostr store of `addr`'s repository, without opening a repository panel.
+fn repo_store(addr: &RepoAddr, hint: Option<&Announcement>, cx: &mut App) -> Entity<RepoStore> {
+    cx.new(|cx| RepoStore::new(addr.clone(), hint.cloned(), cx))
+}
+
+/// An item of a repository to open from outside its detail panel.
+pub(crate) enum RepoItem {
+    Issue(EventId),
+    PullRequest(EventId),
+    Patch,
+}
+
+/// The repository store is built here.
+pub(crate) fn open_repo_item(
+    dock_area: &WeakEntity<DockArea>,
+    addr: &RepoAddr,
+    hint: Option<&Announcement>,
+    item: RepoItem,
+    window: &mut Window,
+    cx: &mut App,
+) {
+    let panel: Arc<dyn PanelView> =
+        match item {
+            RepoItem::Issue(issue_id) => {
+                let store = repo_store(addr, hint, cx);
+                panel_handle(cx.new(|cx| IssueDetailView::new(store, issue_id, window, cx)))
+            }
+            RepoItem::PullRequest(pr_id) => {
+                let store = repo_store(addr, hint, cx);
+                panel_handle(cx.new(|cx| {
+                    PullRequestDetailView::new(dock_area.clone(), store, pr_id, window, cx)
+                }))
+            }
+            RepoItem::Patch => return,
+        };
+
+    let Some(dock_area) = dock_area.upgrade() else {
+        return;
+    };
+
+    dock_area.update(cx, |dock_area, cx| {
+        add_center_panel(dock_area, panel, window, cx);
+    });
+}