feat(workspace): 添加个人日报派生逻辑

apps/web/lib/workspace-daily-report.ts

@@ -0,0 +1,63 @@
+import type { TaskWorklog } from './task-worklog';
+import type { WorkItem } from './workspace-engine';
+
+export interface WorkspaceDailyReportItem {
+  id: string;
+  taskId: string;
+  taskTitle: string;
+  workContent: string;
+  hours: number;
+  createdAt: string;
+  productName?: string;
+  projectName?: string;
+  versionName?: string;
+}
+
+export interface WorkspaceDailyReport {
+  date: string;
+  totalHours: number;
+  totalCount: number;
+  items: WorkspaceDailyReportItem[];
+}
+
+interface GetWorkspaceDailyReportInput {
+  worklogs: TaskWorklog[];
+  workItems: WorkItem[];
+  userId: string;
+  date: string;
+}
+
+export function getWorkspaceDailyReport({
+  worklogs,
+  workItems,
+  userId,
+  date,
+}: GetWorkspaceDailyReportInput): WorkspaceDailyReport {
+  const workItemMap = new Map(workItems.map((item) => [item.id, item]));
+
+  const items = worklogs
+    .filter((log) => log.userId === userId && log.date === date)
+    .sort((a, b) => b.createdAt.localeCompare(a.createdAt))
+    .map((log) => {
+      const item = workItemMap.get(log.taskId);
+
+      return {
+        id: log.id,
+        taskId: log.taskId,
+        taskTitle: item?.title ?? '未知任务',
+        workContent: log.workContent,
+        hours: log.hours,
+        createdAt: log.createdAt,
+        productName: item?.productName,
+        projectName: item?.projectName,
+        versionName: item?.versionName,
+      };
+    });
+
+  return {
+    date,
+    totalHours: items.reduce((sum, item) => sum + item.hours, 0),
+    totalCount: items.length,
+    items,
+  };
+}