🐛 fix(vscode): 修复看板缓存并增加问答默认模型

vscode/src/panel/kanbanState.ts

@@ -0,0 +1,63 @@
+import type { Memento } from 'vscode'
+import type { KanbanSnapshot } from './kanbanSnapshot'
+import type { ExtensionToWebview } from './messages'
+import { logger } from '../logging/logger'
+import { applyIssueUpdate, isIssueUpdate } from '../shared/kanbanUpdates'
+import { KANBAN_SNAPSHOT_KEY, parseKanbanSnapshot } from './kanbanSnapshot'
+
+class KanbanState {
+  private current: KanbanSnapshot | undefined
+  private writes: Promise<void> = Promise.resolve()
+
+  constructor(private readonly workspaceState: Memento) {
+    this.current = parseKanbanSnapshot(workspaceState.get(KANBAN_SNAPSHOT_KEY)) ?? undefined
+  }
+
+  get snapshot(): KanbanSnapshot | undefined {
+    return this.current
+  }
+
+  apply(message: ExtensionToWebview): Promise<void> {
+    if (message.type === 'issues/update') {
+      const { type: _, ...snapshot } = message
+      this.current = snapshot
+    }
+    else if (isIssueUpdate(message) && this.current) {
+      this.current = { ...this.current, issues: applyIssueUpdate(this.current.issues, message) }
+    }
+    else {
+      return this.writes
+    }
+    return this.persist(this.current)
+  }
+
+  invalidate(): Promise<void> {
+    this.current = undefined
+    return this.persist(undefined)
+  }
+
+  private persist(snapshot: KanbanSnapshot | undefined): Promise<void> {
+    this.writes = this.writes
+      .then(() => this.workspaceState.update(KANBAN_SNAPSHOT_KEY, snapshot))
+      .catch((error: unknown) => {
+        logger.add({
+          level: 'error',
+          source: 'kanban',
+          message: '保存看板快照失败',
+          details: error instanceof Error ? error.message : String(error),
+        })
+      })
+    return this.writes
+  }
+}
+
+const states = new WeakMap<Memento, KanbanState>()
+
+export function getKanbanState(workspaceState: Memento): KanbanState {
+  let state = states.get(workspaceState)
+  if (!state) {
+    state = new KanbanState(workspaceState)
+    states.set(workspaceState, state)
+  }
+  return state
+}