feat(agent): 完善分析编排与结果传输

src/routes/chatUiState.ts

@@ -1,5 +1,7 @@
 import { type PermissionReply } from "../runtime/opencode.js";
 import {
+  type ActivityPayload,
+  initialActivity,
   type PermissionRequestPayload,
   type QuestionRequestPayload,
   type TodoUpdatePayload,
@@ -28,6 +30,7 @@ type ToolCallPayload = {
   session_id?: string;
   tool?: string;
   params?: unknown;
+  /** Legacy payload field. New tool calls inherit purpose from their Activity. */
   reason?: string;
 };
 
@@ -56,13 +59,13 @@ export const createInitialStreamingMessages = (
       id: createFrontendMessageId(),
       role: "assistant",
       content: "",
-      progress: [
+      activities: [
         {
-          id: "request-received",
-          phase: "start",
+          id: initialActivity.id,
           status: "running",
-          title: "已收到请求，正在启动 Agent 分析",
-          detail: "已接收用户消息，正在建立会话并准备进入分析、规划和工具调用阶段。",
+          title: initialActivity.title,
+          reason: initialActivity.reason,
+          actions: [],
           startedAt: Date.now(),
           elapsedMs: 0,
           elapsedSnapshotAt: Date.now(),
@@ -72,6 +75,90 @@ export const createInitialStreamingMessages = (
   ];
 };
 
+const toFrontendActivityAction = (
+  action: ActivityPayload["actions"][number],
+) => ({
+  id: action.id,
+  tool: action.tool,
+  title: action.title,
+  status: action.status,
+  target: action.target,
+  error: action.error,
+  startedAt: action.started_at,
+  endedAt: action.ended_at,
+  elapsedMs: action.elapsed_ms,
+  elapsedSnapshotAt: action.elapsed_ms === undefined ? undefined : Date.now(),
+  durationMs: action.duration_ms,
+});
+
+const toFrontendActivity = (activity: ActivityPayload) => ({
+  id: activity.id,
+  title: activity.title,
+  reason: activity.reason,
+  status: activity.status,
+  actions: activity.actions.map(toFrontendActivityAction),
+  startedAt: activity.started_at,
+  endedAt: activity.ended_at,
+  elapsedMs: activity.elapsed_ms,
+  elapsedSnapshotAt: activity.elapsed_ms === undefined ? undefined : Date.now(),
+  durationMs: activity.duration_ms,
+});
+
+export const upsertBackendActivity = (
+  activities: unknown,
+  activity: ActivityPayload,
+) => {
+  const next = Array.isArray(activities) ? [...activities] : [];
+  const index = next.findIndex(
+    (item) => isObjectRecord(item) && item.id === activity.id,
+  );
+  const nextItem = toFrontendActivity(activity);
+  if (index >= 0) next[index] = nextItem;
+  else next.push(nextItem);
+  return next;
+};
+
+export const completeBackendActivities = (
+  activities: unknown,
+  status: "completed" | "error" | "cancelled" = "completed",
+) => Array.isArray(activities)
+  ? activities.map((activity) => {
+      if (!isObjectRecord(activity) || activity.status !== "running") return activity;
+      const endedAt = Date.now();
+      const startedAt = typeof activity.startedAt === "number"
+        ? activity.startedAt
+        : endedAt;
+      const actions = Array.isArray(activity.actions)
+        ? activity.actions.map((action) => {
+            if (!isObjectRecord(action) || action.status !== "running") return action;
+            const actionStartedAt = typeof action.startedAt === "number"
+              ? action.startedAt
+              : endedAt;
+            return {
+              ...action,
+              status: status === "error" ? "error" : "completed",
+              endedAt,
+              elapsedMs: undefined,
+              elapsedSnapshotAt: undefined,
+              durationMs: Math.max(0, endedAt - actionStartedAt),
+              ...(status === "error"
+                ? { error: action.error ?? "活动执行失败" }
+                : {}),
+            };
+          })
+        : activity.actions;
+      return {
+        ...activity,
+        status,
+        actions,
+        endedAt,
+        elapsedMs: undefined,
+        elapsedSnapshotAt: undefined,
+        durationMs: Math.max(0, endedAt - startedAt),
+      };
+    })
+  : activities;
+
 export const upsertBackendProgress = (
   progress: unknown,
   payload: Record<string, unknown>,
@@ -152,6 +239,31 @@ export const cancelBackendTodos = (todos: unknown) =>
       })
     : todos;
 
+export const completeBackendTodos = (todos: unknown) =>
+  Array.isArray(todos)
+    ? todos.map((todoUpdate) => {
+        if (!isObjectRecord(todoUpdate) || !Array.isArray(todoUpdate.todos)) {
+          return todoUpdate;
+        }
+        return {
+          ...todoUpdate,
+          todos: todoUpdate.todos.map((todo) => {
+            if (!isObjectRecord(todo)) {
+              return todo;
+            }
+            if (todo.status !== "pending" && todo.status !== "in_progress") {
+              return todo;
+            }
+            return {
+              ...todo,
+              status: "completed",
+              updatedAt: Date.now(),
+            };
+          }),
+        };
+      })
+    : todos;
+
 export const updateLastAssistantMessage = (
   messages: unknown[],
   updater: (message: Record<string, unknown>) => Record<string, unknown>,
@@ -249,10 +361,6 @@ export const appendBackendToolArtifact = (
     tool,
     kind: getToolArtifactKind(tool),
     title: getToolArtifactTitle(tool, params),
-    description:
-      typeof payload.reason === "string" && payload.reason.trim()
-        ? payload.reason.trim()
-        : undefined,
     params,
   });
   return next;
@@ -267,6 +375,8 @@ export const toFrontendPermission = (
   permission: payload.permission,
   patterns: payload.patterns,
   target: payload.target,
+  activityId: payload.activity_id,
+  reason: payload.reason,
   always: payload.always,
   tool: payload.tool,
   createdAt: payload.created_at,