feat: 复盘报表视图与 CSV 导出（manager 专属）

lib/mvp-db.ts

@@ -872,6 +872,79 @@ export async function getDashboardData() {
   };
 }
 
+export type TaskReportRow = {
+  id: string;
+  name: string;
+  task_type: string;
+  brand: string;
+  platform: string;
+  status: string;
+  due_at: string;
+  created_at: string;
+  quantity: number;
+  project_name: string | null;
+  claimed_count: number;
+  published_count: number;
+  completed_count: number;
+  exposure_total: number | null;
+  views_total: number | null;
+  d2_likes: number | null;
+  d2_comments: number | null;
+  d2_collects: number | null;
+  d5_likes: number | null;
+  d5_comments: number | null;
+  d5_collects: number | null;
+  d7_likes: number | null;
+  d7_comments: number | null;
+  d7_collects: number | null;
+  latest_likes: number | null;
+  latest_comments: number | null;
+  latest_collects: number | null;
+  latest_shares: number | null;
+};
+
+export async function getTaskReportData(db: DatabaseClient) {
+  const result = await db
+    .prepare(
+      `SELECT
+        t.id,
+        t.name,
+        t.task_type,
+        t.brand,
+        t.platform,
+        t.status,
+        t.due_at,
+        t.created_at,
+        t.quantity,
+        p.name AS project_name,
+        COUNT(d.id) AS claimed_count,
+        SUM(CASE WHEN TRIM(COALESCE(d.publish_url, '')) != '' THEN 1 ELSE 0 END) AS published_count,
+        SUM(CASE WHEN d.status = 'complete' THEN 1 ELSE 0 END) AS completed_count,
+        SUM(d.exposure) AS exposure_total,
+        SUM(d.views) AS views_total,
+        SUM(d.d2_likes) AS d2_likes,
+        SUM(d.d2_comments) AS d2_comments,
+        SUM(d.d2_collects) AS d2_collects,
+        SUM(d.d5_likes) AS d5_likes,
+        SUM(d.d5_comments) AS d5_comments,
+        SUM(d.d5_collects) AS d5_collects,
+        SUM(d.d7_likes) AS d7_likes,
+        SUM(d.d7_comments) AS d7_comments,
+        SUM(d.d7_collects) AS d7_collects,
+        SUM(d.latest_likes) AS latest_likes,
+        SUM(d.latest_comments) AS latest_comments,
+        SUM(d.latest_collects) AS latest_collects,
+        SUM(d.latest_shares) AS latest_shares
+       FROM tasks t
+       LEFT JOIN distributions d ON d.task_id = t.id
+       LEFT JOIN projects p ON p.id = t.project_id
+       GROUP BY t.id
+       ORDER BY t.created_at DESC`,
+    )
+    .all<TaskReportRow>();
+  return result.results;
+}
+
 export function uid(prefix: string) {
   return `${prefix}-${crypto.randomUUID().slice(0, 8)}`;
 }

lib/task-report-csv.ts

@@ -0,0 +1,94 @@
+import type { TaskReportRow } from "./mvp-db";
+
+const CSV_HEADERS = [
+  "任务ID",
+  "任务名称",
+  "任务类型",
+  "品牌",
+  "平台",
+  "所属项目",
+  "任务状态",
+  "计划数量",
+  "领取数",
+  "发布数",
+  "完成数",
+  "完成率",
+  "截止日期",
+  "创建时间",
+  "曝光量合计",
+  "阅读量合计",
+  "D2点赞",
+  "D2评论",
+  "D2收藏",
+  "D5点赞",
+  "D5评论",
+  "D5收藏",
+  "D7点赞",
+  "D7评论",
+  "D7收藏",
+  "最新点赞",
+  "最新评论",
+  "最新收藏",
+  "最新转发",
+];
+
+function taskTypeLabel(value: string) {
+  return value === "screenshot_collect" ? "截图采集" : "内容发布";
+}
+
+function taskStatusLabel(value: string) {
+  return value === "active" ? "进行中" : value === "completed" ? "已完结" : value;
+}
+
+function completionRate(row: TaskReportRow) {
+  if (!row.claimed_count) return "";
+  return `${Math.round((row.completed_count / row.claimed_count) * 100)}%`;
+}
+
+function csvCell(value: string | number | null | undefined) {
+  const text = value === null || value === undefined ? "" : String(value);
+  if (/[",\r\n]/.test(text)) return `"${text.replaceAll('"', '""')}"`;
+  return text;
+}
+
+export function buildTaskReportCsv(rows: TaskReportRow[]) {
+  const lines = [CSV_HEADERS.join(",")];
+  for (const row of rows) {
+    lines.push(
+      [
+        row.id,
+        row.name,
+        taskTypeLabel(row.task_type),
+        row.brand,
+        row.platform,
+        row.project_name ?? "",
+        taskStatusLabel(row.status),
+        row.quantity,
+        row.claimed_count,
+        row.published_count,
+        row.completed_count,
+        completionRate(row),
+        row.due_at,
+        row.created_at,
+        row.exposure_total,
+        row.views_total,
+        row.d2_likes,
+        row.d2_comments,
+        row.d2_collects,
+        row.d5_likes,
+        row.d5_comments,
+        row.d5_collects,
+        row.d7_likes,
+        row.d7_comments,
+        row.d7_collects,
+        row.latest_likes,
+        row.latest_comments,
+        row.latest_collects,
+        row.latest_shares,
+      ]
+        .map(csvCell)
+        .join(","),
+    );
+  }
+  return `\uFEFF${lines.join("\r\n")}`;
+}