feat: 按创建人隔离采集采购任务 (#127)

admin/handler/web/others.go

@@ -573,7 +573,7 @@ func (h *Handler) SybAssociatePdd(c *gin.Context) {
 
 // SybCollectPdd 为货运单当前关联的 PDD 商品创建采集任务。
 func (h *Handler) SybCollectPdd(c *gin.Context) {
-	result, err := service.CreateSybPddCollectTask(h.db, c.PostForm("syb_id"))
+	result, err := service.CreateSybPddCollectTaskForUser(h.db, currentUser(c), c.PostForm("syb_id"))
 	if err != nil {
 		h.sybRedirect(c, "采集任务未创建："+err.Error())
 		return
@@ -689,18 +689,25 @@ func (h *Handler) SybDelete(c *gin.Context) {
 
 // TaskList 渲染「采集采购」列表页。
 func (h *Handler) TaskList(c *gin.Context) {
+	actor := currentUser(c)
+	creatorFilter := c.Query("creator")
 	filter := repository.TaskFilter{
 		Type:    service.ParseTaskType(c.Query("type")),
 		Status:  service.ParseTaskStatus(c.Query("status")),
 		Keyword: c.Query("q"),
 	}
 
-	result, err := service.ListTasksView(h.db, filter, service.ParsePage(c.Query("page")))
+	result, err := service.ListTasksViewForUser(h.db, actor, filter, creatorFilter, service.ParsePage(c.Query("page")))
 	if err != nil {
 		fail(c, http.StatusInternalServerError,
 			"读取任务列表失败，数据没有被改动。刷新页面重试；一直失败请把这句话报给维护者。")
 		return
 	}
+	creatorOptions, err := service.TaskCreatorOptions(h.db, actor)
+	if err != nil {
+		fail(c, http.StatusInternalServerError, "读取任务创建人筛选失败，请刷新页面重试。")
+		return
+	}
 
 	// 底部状态条平时显示统计，刚做完删除操作时先显示操作结果，
 	// 跳转带过来的 msg 参数，见 h.taskRedirect。
@@ -719,17 +726,23 @@ func (h *Handler) TaskList(c *gin.Context) {
 	if strings.TrimSpace(filter.Keyword) != "" {
 		values.Set("q", filter.Keyword)
 	}
+	if actor.IsAdmin() && creatorFilter != "" {
+		values.Set("creator", creatorFilter)
+	}
 	c.HTML(http.StatusOK, "task/list", page(c, "tasks", "采集采购", gin.H{
-		"Rows":          result.Rows,
-		"Keyword":       filter.Keyword,
-		"Status":        statusLine,
-		"TypeFilter":    string(filter.Type),
-		"StatusFilter":  string(filter.Status),
-		"TypeOptions":   service.TaskTypeOptions(),
-		"StatusOptions": service.TaskStatusOptions(),
-		"IsFiltered":    result.IsFiltered,
-		"CurrentPage":   result.Page,
-		"Pagination":    service.NewPaginationView(result.Page, result.TotalPages, values.Encode()),
+		"Rows":           result.Rows,
+		"Keyword":        filter.Keyword,
+		"Status":         statusLine,
+		"TypeFilter":     string(filter.Type),
+		"StatusFilter":   string(filter.Status),
+		"TypeOptions":    service.TaskTypeOptions(),
+		"StatusOptions":  service.TaskStatusOptions(),
+		"ShowCreator":    actor.IsAdmin(),
+		"CreatorFilter":  creatorFilter,
+		"CreatorOptions": creatorOptions,
+		"IsFiltered":     result.IsFiltered,
+		"CurrentPage":    result.Page,
+		"Pagination":     service.NewPaginationView(result.Page, result.TotalPages, values.Encode()),
 	}))
 }
 
@@ -745,7 +758,7 @@ func (h *Handler) TaskDetail(c *gin.Context) {
 		return
 	}
 
-	detail, err := service.GetTaskDetail(h.db, taskID)
+	detail, err := service.GetTaskDetailForUser(h.db, currentUser(c), taskID)
 	if err != nil {
 		fail(c, http.StatusInternalServerError, "读取任务详情失败，数据没有被改动。")
 		return
@@ -769,8 +782,12 @@ func (h *Handler) TaskDelete(c *gin.Context) {
 		return
 	}
 
-	n, err := service.DeleteTasks(h.db, ids)
+	n, err := service.DeleteTasksForUser(h.db, currentUser(c), ids)
 	if err != nil {
+		if errors.Is(err, service.ErrTaskNotVisible) {
+			fail(c, http.StatusBadRequest, "删除失败：所选任务不存在或不在当前账号可见范围。没有删除任何记录。")
+			return
+		}
 		fail(c, http.StatusInternalServerError,
 			"删除失败："+err.Error()+"。没有删除任何记录。")
 		return
@@ -795,6 +812,9 @@ func (h *Handler) taskRedirect(c *gin.Context, msg string) {
 	if p := c.PostForm("page"); p != "" {
 		params.Set("page", p)
 	}
+	if creator := c.PostForm("creator"); creator != "" && currentUser(c).IsAdmin() {
+		params.Set("creator", creator)
+	}
 	if msg != "" {
 		params.Set("msg", msg)
 	}

admin/handler/web/pagination_test.go

@@ -8,6 +8,8 @@ import (
 	"testing"
 
 	"github.com/gin-gonic/gin"
+
+	"cmautobuy/admin/model"
 )
 
 func listPostContext(t *testing.T, path string, values url.Values) (*gin.Context, *httptest.ResponseRecorder) {
@@ -67,11 +69,12 @@ func Test列表写操作跳转保留筛选和页码(t *testing.T) {
 	})
 	t.Run("任务", func(t *testing.T) {
 		context, recorder := listPostContext(t, "/tasks/delete", url.Values{
-			"q": {"TASK"}, "type": {"collect"}, "status": {"pending"}, "page": {"2"},
+			"q": {"TASK"}, "type": {"collect"}, "status": {"pending"}, "creator": {"buyer-a"}, "page": {"2"},
 		})
+		context.Set(currentUserKey, &model.User{Role: model.RoleAdmin})
 		(&Handler{}).taskRedirect(context, "完成")
 		assertRedirectQuery(t, recorder, "/tasks", map[string]string{
-			"q": "TASK", "type": "collect", "status": "pending", "page": "2", "msg": "完成",
+			"q": "TASK", "type": "collect", "status": "pending", "creator": "buyer-a", "page": "2", "msg": "完成",
 		})
 	})
 	t.Run("客户端", func(t *testing.T) {

admin/handler/web/shopee.go

@@ -242,7 +242,7 @@ func (h *Handler) ShopeeDelete(c *gin.Context) {
 //
 // `[不做]` 本工单（#38）明确不实现这个接口，保持 501。
 func (h *Handler) ShopeeCollect(c *gin.Context) {
-	result, err := service.CreateShopeePddCollectTask(h.db, c.PostForm("shopee_goods_id"))
+	result, err := service.CreateShopeePddCollectTaskForUser(h.db, currentUser(c), c.PostForm("shopee_goods_id"))
 	if err != nil {
 		h.shopeeRedirect(c, "采集任务未创建："+err.Error())
 		return

admin/main_test.go

@@ -100,6 +100,26 @@ func TestTaskDetail_采购核单结果使用独立只读分组(t *testing.T) {
 	}
 }
 
+func TestTaskPage_创建人筛选列表列和详情字段齐全(t *testing.T) {
+	files := map[string][]string{
+		"templates/task/list.html": {
+			`{{if .ShowCreator}}`, `name="creator"`, `{{.CreatorText}}`, `>筛选</button>`,
+		},
+		"templates/task/detail_modal.html": {`<dt>创建人</dt><dd>{{.CreatorText}}</dd>`},
+	}
+	for path, wants := range files {
+		content, err := os.ReadFile(path)
+		if err != nil {
+			t.Fatal(err)
+		}
+		for _, want := range wants {
+			if !strings.Contains(string(content), want) {
+				t.Errorf("%s 缺少任务创建人界面约束 %q", path, want)
+			}
+		}
+	}
+}
+
 func TestTemplatesAndRoutesCanBeBuiltWithoutDatabaseConnection(t *testing.T) {
 	if _, err := newRouter(nil); err != nil {
 		t.Fatalf("模板或路由组装失败: %v", err)

admin/model/model.go

@@ -356,6 +356,7 @@ type Task struct {
 
 	LiveConfirmedBy string
 	LiveConfirmedAt string
+	CreatedByUserID string
 
 	CreatedAt string
 	UpdatedAt string

admin/repository/mysql_db.go

@@ -19,7 +19,7 @@ import (
 	"cmautobuy/admin/spec"
 )
 
-const mysqlSchemaVersion = 5
+const mysqlSchemaVersion = 6
 
 // OpenMySQL 打开生产 MySQL 8 数据库。错误信息绝不包含完整 DSN 或密码。
 func OpenMySQL(cfg config.DatabaseConfig) (*sql.DB, error) {
@@ -483,10 +483,55 @@ func MigrateMySQL(db *sql.DB) error {
 		if _, err := db.Exec(`INSERT INTO schema_migrations (version, applied_at) VALUES (?, ?)`, 5, time.Now().UTC().Format(time.RFC3339Nano)); err != nil {
 			return fmt.Errorf("记录 MySQL schema v5 失败: %w", err)
 		}
+		current = 5
+	}
+	if current < 6 {
+		if err := migrateMySQLV6(db); err != nil {
+			return fmt.Errorf("执行 MySQL schema v6 失败: %w", err)
+		}
+		if err := checkMySQLV6Shape(db); err != nil {
+			return fmt.Errorf("MySQL schema v6 自检失败，未记录版本: %w", err)
+		}
+		if _, err := db.Exec(`INSERT INTO schema_migrations (version, applied_at) VALUES (?, ?)`, 6, time.Now().UTC().Format(time.RFC3339Nano)); err != nil {
+			return fmt.Errorf("记录 MySQL schema v6 失败: %w", err)
+		}
 	}
 	return CheckMySQLSchema(db)
 }
 
+// migrateMySQLV6 给任务补充创建人。存量任务保持 NULL，明确标记为历史任务；
+// 新代码创建任务时写入当前网页登录用户。DDL 逐项检查，支持中断后重放。
+func migrateMySQLV6(db *sql.DB) error {
+	exists, err := mysqlColumnExists(db, "tasks", "created_by_user_id")
+	if err != nil {
+		return err
+	}
+	if !exists {
+		if _, err := db.Exec(`ALTER TABLE tasks ADD COLUMN created_by_user_id VARCHAR(191) COLLATE utf8mb4_bin NULL AFTER live_confirmed_at`); err != nil {
+			return fmt.Errorf("增加 tasks.created_by_user_id 失败: %w", err)
+		}
+	}
+	constraintExists, err := mysqlConstraintExists(db, "tasks", "fk_tasks_created_by")
+	if err != nil {
+		return err
+	}
+	if !constraintExists {
+		if _, err := db.Exec(`ALTER TABLE tasks ADD CONSTRAINT fk_tasks_created_by FOREIGN KEY (created_by_user_id) REFERENCES users(user_id)`); err != nil {
+			return fmt.Errorf("增加任务创建人外键失败: %w", err)
+		}
+	}
+	indexExists, err := mysqlIndexExists(db, "tasks", "idx_tasks_creator_list")
+	if err != nil {
+		return err
+	}
+	if !indexExists {
+		if _, err := db.Exec(`ALTER TABLE tasks ADD INDEX idx_tasks_creator_list (created_by_user_id, updated_at DESC, task_id DESC)`); err != nil {
+			return fmt.Errorf("增加任务创建人列表索引失败: %w", err)
+		}
+	}
+	return nil
+}
+
 // migrateMySQLV5 给任务增加不可变执行模式和真实下单创建审计。
 // 每条 DDL 都先检查存在性，MySQL 在任意一步隐式提交后都可以安全重放。
 func migrateMySQLV5(db *sql.DB) error {
@@ -808,7 +853,28 @@ func CheckMySQLSchema(db *sql.DB) error {
 	if err := checkMySQLV4Shape(db); err != nil {
 		return err
 	}
-	return checkMySQLV5Shape(db)
+	if err := checkMySQLV5Shape(db); err != nil {
+		return err
+	}
+	return checkMySQLV6Shape(db)
+}
+
+func checkMySQLV6Shape(db *sql.DB) error {
+	if err := checkMySQLVarcharColumn(db, "tasks", "created_by_user_id", 191, true, "utf8mb4_bin", ""); err != nil {
+		return err
+	}
+	if err := checkMySQLNullDefault(db, "tasks", "created_by_user_id"); err != nil {
+		return err
+	}
+	var referencedTable, referencedColumn string
+	if err := db.QueryRow(`SELECT referenced_table_name, referenced_column_name FROM information_schema.key_column_usage WHERE constraint_schema=DATABASE() AND table_name='tasks' AND constraint_name='fk_tasks_created_by' AND column_name='created_by_user_id'`).Scan(&referencedTable, &referencedColumn); err != nil || referencedTable != "users" || referencedColumn != "user_id" {
+		return fmt.Errorf("任务创建人外键不正确")
+	}
+	var cols string
+	if err := db.QueryRow(`SELECT GROUP_CONCAT(CONCAT(column_name,':',collation) ORDER BY seq_in_index) FROM information_schema.statistics WHERE table_schema=DATABASE() AND table_name='tasks' AND index_name='idx_tasks_creator_list'`).Scan(&cols); err != nil || cols != "created_by_user_id:A,updated_at:D,task_id:D" {
+		return fmt.Errorf("任务创建人列表索引不正确")
+	}
+	return nil
 }
 
 func checkMySQLV5Shape(db *sql.DB) error {

admin/repository/mysql_db_integration_test.go

@@ -286,6 +286,60 @@ func TestMySQLMigrate_V5形状错误不记版本(t *testing.T) {
 	}
 }
 
+func TestMySQLMigrate_V5升级V6且断点重跑(t *testing.T) {
+	db := openMySQLMigrationTestDB(t)
+	defer db.Close()
+	cleanMySQLTestSchema(t, db)
+	defer cleanMySQLTestSchema(t, db)
+	prepareMySQLV4(t, db)
+	if err := migrateMySQLV5(db); err != nil {
+		t.Fatal(err)
+	}
+	mustExec(t, db, `INSERT INTO schema_migrations(version,applied_at) VALUES (5,'2026-08-10T00:00:00Z')`)
+	now := "2026-08-10T00:00:00Z"
+	mustExec(t, db, `INSERT INTO tasks(task_id,task_type,status,pdd_goods_url,created_at,updated_at) VALUES('HISTORY','collect','pending','https://example.invalid',?,?)`, now, now)
+
+	// 模拟 DDL 已提交但版本号尚未写入，再启动必须能够收敛。
+	if err := migrateMySQLV6(db); err != nil {
+		t.Fatal(err)
+	}
+	if err := MigrateMySQL(db); err != nil {
+		t.Fatal(err)
+	}
+	if err := MigrateMySQL(db); err != nil {
+		t.Fatalf("v6 重跑失败: %v", err)
+	}
+	var versions int
+	if err := db.QueryRow(`SELECT COUNT(*) FROM schema_migrations WHERE version=6`).Scan(&versions); err != nil || versions != 1 {
+		t.Fatalf("v6=%d err=%v", versions, err)
+	}
+	var creator sql.NullString
+	if err := db.QueryRow(`SELECT created_by_user_id FROM tasks WHERE task_id='HISTORY'`).Scan(&creator); err != nil || creator.Valid {
+		t.Fatalf("存量任务应保持历史任务 NULL: creator=%+v err=%v", creator, err)
+	}
+}
+
+func TestMySQLMigrate_V6形状错误不记版本(t *testing.T) {
+	db := openMySQLMigrationTestDB(t)
+	defer db.Close()
+	cleanMySQLTestSchema(t, db)
+	defer cleanMySQLTestSchema(t, db)
+	prepareMySQLV4(t, db)
+	if err := migrateMySQLV5(db); err != nil {
+		t.Fatal(err)
+	}
+	mustExec(t, db, `INSERT INTO schema_migrations(version,applied_at) VALUES (5,'2026-08-10T00:00:00Z')`)
+	mustExec(t, db, `ALTER TABLE tasks ADD COLUMN created_by_user_id VARCHAR(32) NULL`)
+	if err := MigrateMySQL(db); err == nil {
+		t.Fatal("错误 created_by_user_id 形状必须阻止 v6")
+	}
+	var count int
+	db.QueryRow(`SELECT COUNT(*) FROM schema_migrations WHERE version=6`).Scan(&count)
+	if count != 0 {
+		t.Fatal("v6 自检失败不得记录版本")
+	}
+}
+
 func openMySQLMigrationTestDB(t *testing.T) *sql.DB {
 	t.Helper()
 	if os.Getenv("CMAUTOBUY_MYSQL_TEST") != "1" {

admin/repository/task.go

@@ -113,7 +113,7 @@ func GetTask(db *sql.DB, taskID string) (*model.Task, error) {
 	var t model.Task
 	var assigned, claimedAt, sybID, orderNo, goodsID, skuID sql.NullString
 	var pddGoodsID, pddOptions, resultData, errCode, errMsg, finishedAt sql.NullString
-	var liveConfirmedBy, liveConfirmedAt sql.NullString
+	var liveConfirmedBy, liveConfirmedAt, createdByUserID sql.NullString
 	var quantity, maxPrice sql.NullInt64
 
 	err := db.QueryRow(`
@@ -123,7 +123,7 @@ func GetTask(db *sql.DB, taskID string) (*model.Task, error) {
 		       pdd_goods_url, pdd_goods_id, pdd_options,
 		       quantity, max_price_cent,
 		       result_data, error_code, error_message, finished_at,
-		       live_confirmed_by, live_confirmed_at,
+		       live_confirmed_by, live_confirmed_at, created_by_user_id,
 		       created_at, updated_at
 		FROM tasks WHERE task_id = ?`, taskID).Scan(
 		&t.TaskID, &t.TaskType, &t.Status, &t.ExecutionMode, &t.Version, &t.Priority,
@@ -132,7 +132,7 @@ func GetTask(db *sql.DB, taskID string) (*model.Task, error) {
 		&t.PddGoodsURL, &pddGoodsID, &pddOptions,
 		&quantity, &maxPrice,
 		&resultData, &errCode, &errMsg, &finishedAt,
-		&liveConfirmedBy, &liveConfirmedAt,
+		&liveConfirmedBy, &liveConfirmedAt, &createdByUserID,
 		&t.CreatedAt, &t.UpdatedAt)
 	if err == sql.ErrNoRows {
 		return nil, nil
@@ -157,9 +157,37 @@ func GetTask(db *sql.DB, taskID string) (*model.Task, error) {
 	t.FinishedAt = finishedAt.String
 	t.LiveConfirmedBy = liveConfirmedBy.String
 	t.LiveConfirmedAt = liveConfirmedAt.String
+	t.CreatedByUserID = createdByUserID.String
 	return &t, nil
 }
 
+// TaskVisibleToUser 判断任务是否在采购员创建人范围内。visibleUserID 为空表示管理员。
+func TaskVisibleToUser(q Execer, taskID, visibleUserID string) (bool, error) {
+	query := `SELECT COUNT(*) FROM tasks WHERE task_id = ?`
+	args := []any{taskID}
+	if visibleUserID != "" {
+		query += ` AND created_by_user_id = ?`
+		args = append(args, visibleUserID)
+	}
+	var count int
+	if err := q.QueryRow(query, args...).Scan(&count); err != nil {
+		return false, fmt.Errorf("检查任务可见范围失败: %w", err)
+	}
+	return count == 1, nil
+}
+
+// GetTaskCreatorUsername 返回任务创建人的用户名；历史任务或账号不存在时为空。
+func GetTaskCreatorUsername(q Execer, taskID string) (string, error) {
+	var username sql.NullString
+	if err := q.QueryRow(`SELECT u.username FROM tasks t LEFT JOIN users u ON u.user_id=t.created_by_user_id WHERE t.task_id=?`, taskID).Scan(&username); err != nil {
+		if err == sql.ErrNoRows {
+			return "", nil
+		}
+		return "", fmt.Errorf("读取任务创建人失败: %w", err)
+	}
+	return username.String, nil
+}
+
 // RecordClaim 记一笔"某客户端领过某任务"。
 //
 // 同一台客户端重复领同一个任务时只更新时间，不报错。
@@ -278,16 +306,23 @@ type TaskFilter struct {
 	Type    model.TaskType
 	Status  model.TaskStatus
 	Keyword string // 同时匹配任务编号、订单号、PDD 商品 ID
+	// VisibleUserID 非空时强制只返回该创建人的任务，供采购员权限隔离。
+	VisibleUserID string
+	// CreatorUserID / CreatorHistory 只供管理员的创建人筛选使用。
+	CreatorUserID  string
+	CreatorHistory bool
 }
 
 // TaskListRow 是列表一行要用到的原始字段，还没翻成界面文字——
 // 那是 service 层的事（尤其是「目标」列的拼接，见 #19）。
 type TaskListRow struct {
-	TaskID         string
-	TaskType       model.TaskType
-	Status         model.TaskStatus
-	ExecutionMode  model.TaskExecutionMode
-	AssignedClient string // 空表示无主任务
+	TaskID            string
+	TaskType          model.TaskType
+	Status            model.TaskStatus
+	ExecutionMode     model.TaskExecutionMode
+	AssignedClient    string // 空表示无主任务
+	CreatedByUserID   string
+	CreatedByUsername string
 
 	OrderNo      string
 	PddGoodsID   string
@@ -324,6 +359,15 @@ func taskFilterClause(filter TaskFilter) (string, []any) {
 			"(t.task_id LIKE ? ESCAPE '!' OR t.order_no LIKE ? ESCAPE '!' OR t.pdd_goods_id LIKE ? ESCAPE '!')")
 		args = append(args, pattern, pattern, pattern)
 	}
+	if filter.VisibleUserID != "" {
+		clauses = append(clauses, "t.created_by_user_id = ?")
+		args = append(args, filter.VisibleUserID)
+	} else if filter.CreatorHistory {
+		clauses = append(clauses, "t.created_by_user_id IS NULL")
+	} else if filter.CreatorUserID != "" {
+		clauses = append(clauses, "t.created_by_user_id = ?")
+		args = append(args, filter.CreatorUserID)
+	}
 
 	if len(clauses) == 0 {
 		return "", args
@@ -343,10 +387,11 @@ func ListTasks(q Execer, filter TaskFilter, limit, offset int) ([]TaskListRow, e
 	sqlText := `
 		SELECT t.task_id, t.task_type, t.status, t.execution_mode, t.assigned_client,
 		       t.order_no, t.pdd_goods_id, t.pdd_options, t.quantity, t.max_price_cent,
-		       t.updated_at, p.title
+		       t.updated_at, p.title, t.created_by_user_id, u.username
 		  FROM tasks t
 		  LEFT JOIN pdd_products p
-		         ON p.goods_id = t.pdd_goods_id AND p.deleted_at IS NULL` +
+		         ON p.goods_id = t.pdd_goods_id AND p.deleted_at IS NULL
+		  LEFT JOIN users u ON u.user_id = t.created_by_user_id` +
 		where + ` ORDER BY t.updated_at DESC, t.task_id DESC LIMIT ? OFFSET ?`
 	args = append(args, limit, offset)
 
@@ -359,13 +404,13 @@ func ListTasks(q Execer, filter TaskFilter, limit, offset int) ([]TaskListRow, e
 	list := make([]TaskListRow, 0, 16)
 	for rows.Next() {
 		var r TaskListRow
-		var assigned, orderNo, pddGoodsID, pddOptions, title sql.NullString
+		var assigned, orderNo, pddGoodsID, pddOptions, title, creatorID, creatorName sql.NullString
 		var quantity, maxPrice sql.NullInt64
 
 		if err := rows.Scan(
 			&r.TaskID, &r.TaskType, &r.Status, &r.ExecutionMode, &assigned,
 			&orderNo, &pddGoodsID, &pddOptions, &quantity, &maxPrice,
-			&r.UpdatedAt, &title,
+			&r.UpdatedAt, &title, &creatorID, &creatorName,
 		); err != nil {
 			return nil, fmt.Errorf("读取任务列表失败: %w", err)
 		}
@@ -377,6 +422,8 @@ func ListTasks(q Execer, filter TaskFilter, limit, offset int) ([]TaskListRow, e
 		r.Quantity = int(quantity.Int64)
 		r.MaxPriceCent = maxPrice.Int64
 		r.PddTitle = title.String
+		r.CreatedByUserID = creatorID.String
+		r.CreatedByUsername = creatorName.String
 		list = append(list, r)
 	}
 	return list, rows.Err()
@@ -431,16 +478,44 @@ func DeleteTasks(q Execer, taskIDs []string) (int64, error) {
 	return res.RowsAffected()
 }
 
+// DeleteTasksInScope 原子删除指定权限范围内的任务。只要任一编号不存在或不在
+// 当前采购员范围内，受影响行数就不足，调用方必须回滚整个事务。
+func DeleteTasksInScope(q Execer, taskIDs []string, visibleUserID string) (int64, error) {
+	if len(taskIDs) == 0 {
+		return 0, nil
+	}
+	placeholders := strings.TrimSuffix(strings.Repeat("?,", len(taskIDs)), ",")
+	args := make([]any, 0, len(taskIDs)+1)
+	for _, id := range taskIDs {
+		args = append(args, id)
+	}
+	where := `task_id IN (` + placeholders + `)`
+	if visibleUserID != "" {
+		where += ` AND created_by_user_id = ?`
+		args = append(args, visibleUserID)
+	}
+	res, err := q.Exec(`DELETE FROM tasks WHERE `+where, args...)
+	if err != nil {
+		return 0, fmt.Errorf("批量删除任务失败: %w", err)
+	}
+	return res.RowsAffected()
+}
+
 // InsertCollectTask 建一条不指定客户端的采集任务。
 // 保留这个入口给蝦皮、顺运宝等现有流程使用，避免它们被 PDD 页的新选项影响。
 func InsertCollectTask(q Execer, taskID, goodsID, goodsURL string) error {
-	return InsertCollectTaskForClient(q, taskID, goodsID, goodsURL, "")
+	return InsertCollectTaskForClientAndUser(q, taskID, goodsID, goodsURL, "", "")
 }
 
 // InsertCollectTaskForClient 建一条采集任务。
 // assignedClient 为空时任务无主待领；有值时只等待指定客户端领取。
 // goodsURL 必填 —— Client 契约里 pdd_goods_url 是 NOT NULL。
 func InsertCollectTaskForClient(q Execer, taskID, goodsID, goodsURL, assignedClient string) error {
+	return InsertCollectTaskForClientAndUser(q, taskID, goodsID, goodsURL, assignedClient, "")
+}
+
+// InsertCollectTaskForClientAndUser 建一条带创建人审计的采集任务。
+func InsertCollectTaskForClientAndUser(q Execer, taskID, goodsID, goodsURL, assignedClient, createdByUserID string) error {
 	if goodsID == "" || goodsURL == "" {
 		return fmt.Errorf("采集任务的商品 ID 和链接都不能为空")
 	}
@@ -452,11 +527,12 @@ func InsertCollectTaskForClient(q Execer, taskID, goodsID, goodsURL, assignedCli
 		assigned = sql.NullString{String: assignedClient, Valid: true}
 	}
 	now := model.NowISO()
+	creator := sql.NullString{String: strings.TrimSpace(createdByUserID), Valid: strings.TrimSpace(createdByUserID) != ""}
 	_, err := q.Exec(`
 		INSERT INTO tasks (task_id, task_type, status, assigned_client,
-		                   pdd_goods_url, pdd_goods_id, created_at, updated_at)
-		VALUES (?, 'collect', ?, ?, ?, ?, ?, ?)`,
-		taskID, status, assigned, goodsURL, goodsID, now, now)
+		                   pdd_goods_url, pdd_goods_id, created_by_user_id, created_at, updated_at)
+		VALUES (?, 'collect', ?, ?, ?, ?, ?, ?, ?)`,
+		taskID, status, assigned, goodsURL, goodsID, creator, now, now)
 	if err != nil {
 		return fmt.Errorf("创建商品 %s 的采集任务失败: %w", goodsID, err)
 	}
@@ -505,12 +581,13 @@ func InsertPurchaseTask(q Execer, task model.Task) error {
 		       (task_id, task_type, status, execution_mode, assigned_client,
 		        syb_id, order_no, goods_id, shopee_sku_id,
 		        pdd_goods_url, pdd_goods_id, pdd_options,
-		        quantity, max_price_cent, live_confirmed_by, live_confirmed_at,
+		        quantity, max_price_cent, live_confirmed_by, live_confirmed_at, created_by_user_id,
 		        created_at, updated_at)
-		VALUES (?, 'purchase', 'assigned', ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
+		VALUES (?, 'purchase', 'assigned', ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
 		task.TaskID, task.ExecutionMode, task.AssignedClient, task.SybID, task.OrderNo,
 		task.GoodsID, task.ShopeeSKUID, task.PddGoodsURL, task.PddGoodsID,
-		task.PddOptions, task.Quantity, task.MaxPriceCent, liveConfirmedBy, liveConfirmedAt, now, now)
+		task.PddOptions, task.Quantity, task.MaxPriceCent, liveConfirmedBy, liveConfirmedAt,
+		sql.NullString{String: task.CreatedByUserID, Valid: strings.TrimSpace(task.CreatedByUserID) != ""}, now, now)
 	if err != nil {
 		return fmt.Errorf("创建顺运宝明细 %s 的采购任务失败: %w", task.SybID, err)
 	}

admin/repository/user.go

@@ -232,6 +232,24 @@ func ListUsers(q Execer, keyword string, status model.UserStatus, limit, offset
 	return users, total, nil
 }
 
+// ListTaskCreatorUsers 返回管理员任务筛选所需的全部账号，包含已禁用采购员。
+func ListTaskCreatorUsers(q Execer) ([]model.User, error) {
+	rows, err := q.Query(`SELECT user_id, username, role, status FROM users ORDER BY username ASC`)
+	if err != nil {
+		return nil, fmt.Errorf("查询任务创建人选项失败: %w", err)
+	}
+	defer rows.Close()
+	var users []model.User
+	for rows.Next() {
+		var user model.User
+		if err := rows.Scan(&user.UserID, &user.Username, &user.Role, &user.Status); err != nil {
+			return nil, fmt.Errorf("读取任务创建人选项失败: %w", err)
+		}
+		users = append(users, user)
+	}
+	return users, rows.Err()
+}
+
 // CreateUser 创建一个已经完成密码哈希的账号。用户名由数据库 NOCASE 唯一约束
 // 做最终并发保护。
 func CreateUser(q Execer, user model.User) error {

admin/service/pdd.go

@@ -576,17 +576,17 @@ func (r CollectTaskResult) Skipped() int {
 // 返回的跳过分类必须显示给操作员。静默跳过的话，
 // 操作员会以为任务建好了，等半天没动静也不知道为什么。
 func CreatePddCollectTasks(db *sql.DB, goodsIDs []string) (CollectTaskResult, error) {
-	return createPddCollectTasks(db, goodsIDs, "", "")
+	return createPddCollectTasks(db, goodsIDs, "", "", "")
 }
 
 // CreatePddCollectTasksForUser 为 PDD 批量页面创建可选客户端的采集任务。
 // 即使浏览器伪造 clientID，也必须重新按当前登录账号校验可见范围。
 func CreatePddCollectTasksForUser(db *sql.DB, actor *model.User, goodsIDs []string, clientID string) (CollectTaskResult, error) {
-	visibleUserID, err := visibleClientUserID(actor)
+	visibleUserID, err := taskActorScope(actor)
 	if err != nil {
 		return CollectTaskResult{}, err
 	}
-	return createPddCollectTasks(db, goodsIDs, strings.TrimSpace(clientID), visibleUserID)
+	return createPddCollectTasks(db, goodsIDs, strings.TrimSpace(clientID), visibleUserID, actor.UserID)
 }
 
 // RecollectPddProductForUser 为详情页一次明确的重新采集创建单商品任务。
@@ -600,7 +600,7 @@ func RecollectPddProductForUser(db *sql.DB, actor *model.User, goodsID, clientID
 		return result, invalidInput("商品 ID 不能为空")
 	}
 
-	visibleUserID, err := visibleClientUserID(actor)
+	visibleUserID, err := taskActorScope(actor)
 	if err != nil {
 		return result, err
 	}
@@ -647,8 +647,8 @@ func RecollectPddProductForUser(db *sql.DB, actor *model.User, goodsID, clientID
 		return result, nil
 	}
 
-	if err := repository.InsertCollectTaskForClient(
-		tx, newCollectTaskID(), p.GoodsID, p.URL, clientID); err != nil {
+	if err := repository.InsertCollectTaskForClientAndUser(
+		tx, newCollectTaskID(), p.GoodsID, p.URL, clientID, actor.UserID); err != nil {
 		return result, err
 	}
 	result.Created = 1
@@ -658,7 +658,7 @@ func RecollectPddProductForUser(db *sql.DB, actor *model.User, goodsID, clientID
 	return result, nil
 }
 
-func createPddCollectTasks(db *sql.DB, goodsIDs []string, clientID, visibleUserID string) (CollectTaskResult, error) {
+func createPddCollectTasks(db *sql.DB, goodsIDs []string, clientID, visibleUserID, createdByUserID string) (CollectTaskResult, error) {
 	var result CollectTaskResult
 
 	goodsIDs = dedupe(goodsIDs)
@@ -725,8 +725,8 @@ func createPddCollectTasks(db *sql.DB, goodsIDs []string, clientID, visibleUserI
 			continue
 		}
 
-		if err := repository.InsertCollectTaskForClient(
-			tx, newCollectTaskID(), p.GoodsID, p.URL, clientID); err != nil {
+		if err := repository.InsertCollectTaskForClientAndUser(
+			tx, newCollectTaskID(), p.GoodsID, p.URL, clientID, createdByUserID); err != nil {
 			return CollectTaskResult{}, err
 		}
 		result.Created++

admin/service/pdd_page_test.go

@@ -666,6 +666,10 @@ func TestCreatePddCollectTasksForUser_指定客户端时只等待该客户端领
 	if !ok || status != "assigned" || assigned != "client-chosen" {
 		t.Fatalf("任务初始状态或客户端不对: status=%q assigned=%q ok=%t", status, assigned, ok)
 	}
+	var creator string
+	if err := db.QueryRow(`SELECT created_by_user_id FROM tasks WHERE pdd_goods_id='737116531267'`).Scan(&creator); err != nil || creator != admin.UserID {
+		t.Fatalf("采集任务创建人=%q err=%v，期望 %q", creator, err, admin.UserID)
+	}
 	otherTask, err := ClaimNextTask(db, "client-other", []string{"collect"})
 	if err != nil || otherTask != nil {
 		t.Fatalf("其他客户端不应领到指定任务: task=%+v err=%v", otherTask, err)

admin/service/purchase_workflow.go

@@ -190,7 +190,7 @@ func CreatePurchaseTasksWithOptions(db *sql.DB, actor *model.User, requests []Pu
 	if actor.Status != model.UserActive {
 		return result, fmt.Errorf("当前账号不是正常状态，不能创建采购任务")
 	}
-	visibleUserID, err := visibleClientUserID(actor)
+	visibleUserID, err := taskActorScope(actor)
 	if err != nil {
 		return result, err
 	}
@@ -242,7 +242,8 @@ func CreatePurchaseTasksWithOptions(db *sql.DB, actor *model.User, requests []Pu
 		}
 		if err := repository.InsertPurchaseTask(tx, model.Task{
 			TaskID: newPurchaseTaskID(), AssignedClient: clientID,
-			ExecutionMode: executionMode, LiveConfirmedBy: confirmedBy, LiveConfirmedAt: confirmedAt,
+			CreatedByUserID: actor.UserID,
+			ExecutionMode:   executionMode, LiveConfirmedBy: confirmedBy, LiveConfirmedAt: confirmedAt,
 			SybID: context.Order.SybID, OrderNo: context.Order.OrderNo,
 			GoodsID:     context.Order.ShopeeGoodsID,
 			PddGoodsURL: context.PddGoodsURL, PddGoodsID: context.PddGoodsID,

admin/service/purchase_workflow_test.go

@@ -393,14 +393,17 @@ func TestCreatePurchaseTasksWithOptions_正常采购员可创建真实任务(t *
 	if err != nil || result.Created != 1 {
 		t.Fatalf("正常采购员创建真实任务失败: result=%+v err=%v", result, err)
 	}
-	var mode, confirmedBy string
+	var mode, confirmedBy, createdBy string
 	var confirmedAt sql.NullString
-	if err := db.QueryRow(`SELECT execution_mode,live_confirmed_by,live_confirmed_at FROM tasks WHERE syb_id='SYB-LIVE'`).Scan(&mode, &confirmedBy, &confirmedAt); err != nil {
+	if err := db.QueryRow(`SELECT execution_mode,live_confirmed_by,live_confirmed_at,created_by_user_id FROM tasks WHERE syb_id='SYB-LIVE'`).Scan(&mode, &confirmedBy, &confirmedAt, &createdBy); err != nil {
 		t.Fatal(err)
 	}
 	if mode != "live" || confirmedBy != buyer.UserID || !confirmedAt.Valid {
 		t.Fatalf("真实任务审计不完整: mode=%s by=%s at=%+v", mode, confirmedBy, confirmedAt)
 	}
+	if createdBy != buyer.UserID {
+		t.Fatalf("采购任务创建人=%q，期望 %q", createdBy, buyer.UserID)
+	}
 }
 
 func TestCreatePurchaseTasksWithOptions_真实模式不要求Client预先声明Live(t *testing.T) {

admin/service/service.go

@@ -21,6 +21,9 @@ import (
 // 补完实现后要把对应的返回删掉，不要留着假装能用。
 var ErrNotImplemented = errors.New("功能尚未实现")
 
+// ErrTaskNotVisible 同时表示任务不存在和不在当前账号范围，避免泄露他人任务。
+var ErrTaskNotVisible = errors.New("任务不存在或不在当前账号可见范围")
+
 // ---------- 蝦皮 Excel 导入 ----------
 //
 // ImportResult / ImportShopeeExcel / ParseSpec 的实现见 shopee_import.go，
@@ -125,6 +128,17 @@ func visibleClientUserID(actor *model.User) (string, error) {
 	return visibleUserID, nil
 }
 
+// taskActorScope 校验可创建/管理任务的网页登录账号，并返回客户端/任务可见范围。
+func taskActorScope(actor *model.User) (string, error) {
+	if actor == nil {
+		return "", ErrUnauthenticated
+	}
+	if actor.Status != model.UserActive {
+		return "", fmt.Errorf("当前账号不是正常状态，不能操作任务")
+	}
+	return visibleClientUserID(actor)
+}
+
 func listClientViews(db *sql.DB, keyword, visibleUserID string, threshold time.Duration) ([]ClientView, error) {
 	clients, err := repository.ListClientsForUser(db, keyword, visibleUserID)
 	if err != nil {

admin/service/shopee_pdd.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"strings"
 
+	"cmautobuy/admin/model"
 	"cmautobuy/admin/repository"
 )
 
@@ -96,6 +97,21 @@ func CreateShopeePddCollectTask(db *sql.DB, shopeeGoodsID string) (CollectTaskRe
 	return CreatePddCollectTasks(db, []string{product.PddGoodsID})
 }
 
+// CreateShopeePddCollectTaskForUser 为网页登录入口记录任务创建人。
+func CreateShopeePddCollectTaskForUser(db *sql.DB, actor *model.User, shopeeGoodsID string) (CollectTaskResult, error) {
+	product, err := repository.GetShopeeProductByGoodsID(db, strings.TrimSpace(shopeeGoodsID))
+	if err != nil {
+		return CollectTaskResult{}, err
+	}
+	if product == nil {
+		return CollectTaskResult{}, fmt.Errorf("蝦皮商品不存在")
+	}
+	if product.PddGoodsID == "" {
+		return CollectTaskResult{}, fmt.Errorf("请先关联 PDD 商品")
+	}
+	return CreatePddCollectTasksForUser(db, actor, []string{product.PddGoodsID}, "")
+}
+
 // AssociateSybPdd 从顺运宝明细解析出可信的蝦皮商品，再复用统一关联逻辑。
 func AssociateSybPdd(db *sql.DB, sybID, rawURL string, confirmReplace bool) (string, error) {
 	context, err := repository.GetSybOrderContext(db, strings.TrimSpace(sybID))
@@ -129,3 +145,15 @@ func CreateSybPddCollectTask(db *sql.DB, sybID string) (CollectTaskResult, error
 	}
 	return CreateShopeePddCollectTask(db, context.Order.ShopeeGoodsID)
 }
+
+// CreateSybPddCollectTaskForUser 为网页登录入口记录任务创建人。
+func CreateSybPddCollectTaskForUser(db *sql.DB, actor *model.User, sybID string) (CollectTaskResult, error) {
+	context, err := repository.GetSybOrderContext(db, strings.TrimSpace(sybID))
+	if err != nil {
+		return CollectTaskResult{}, err
+	}
+	if context == nil {
+		return CollectTaskResult{}, fmt.Errorf("顺运宝明细不存在")
+	}
+	return CreateShopeePddCollectTaskForUser(db, actor, context.Order.ShopeeGoodsID)
+}

admin/service/shopee_pdd_test.go

@@ -101,3 +101,18 @@ func TestCreateShopeePddCollectTask_按当前关联创建(t *testing.T) {
 		t.Fatal("没有创建采集任务")
 	}
 }
+
+func TestCreateShopeePddCollectTaskForUser_记录当前用户(t *testing.T) {
+	db := newTestDB(t)
+	admin, _, _ := insertTaskUsers(t, db)
+	seedShopeeProduct(t, db, "1001", "商品一")
+	AssociateShopeePdd(db, "1001", pddURLA, false)
+	result, err := CreateShopeePddCollectTaskForUser(db, admin, "1001")
+	if err != nil || result.Created != 1 {
+		t.Fatalf("创建结果 = %+v, err=%v", result, err)
+	}
+	var creator string
+	if err := db.QueryRow(`SELECT created_by_user_id FROM tasks WHERE pdd_goods_id='737116531267'`).Scan(&creator); err != nil || creator != admin.UserID {
+		t.Fatalf("蝦皮入口任务创建人=%q err=%v", creator, err)
+	}
+}

admin/service/task.go

@@ -239,9 +239,41 @@ type TaskView struct {
 	StatusText        string
 	IsWarn            bool // 失败 / 需人工，标黄提醒
 	ClientText        string
+	CreatorText       string
 	UpdatedAt         string
 }
 
+const TaskCreatorHistoryValue = "__history__"
+
+// TaskCreatorOption 是管理员创建人筛选的一项。
+type TaskCreatorOption struct {
+	Value string
+	Text  string
+}
+
+// TaskCreatorOptions 返回全部账号（含已禁用）以及存量历史任务选项。
+func TaskCreatorOptions(db *sql.DB, actor *model.User) ([]TaskCreatorOption, error) {
+	if actor == nil {
+		return nil, ErrUnauthenticated
+	}
+	if !actor.IsAdmin() {
+		return nil, nil
+	}
+	users, err := repository.ListTaskCreatorUsers(db)
+	if err != nil {
+		return nil, err
+	}
+	options := []TaskCreatorOption{{Value: "", Text: "全部创建人"}, {Value: TaskCreatorHistoryValue, Text: "历史任务"}}
+	for _, user := range users {
+		text := user.Username
+		if user.Status == model.UserDisabled {
+			text += "（已禁用）"
+		}
+		options = append(options, TaskCreatorOption{Value: user.UserID, Text: text})
+	}
+	return options, nil
+}
+
 // TaskListResult 是列表页要的全部数据。
 type TaskListResult struct {
 	Rows       []TaskView
@@ -281,7 +313,7 @@ func ListTasksView(db *sql.DB, filter repository.TaskFilter, requestedPage int)
 		Counts: counts,
 		Total:  total, Page: page, TotalPages: totalPages,
 		IsFiltered: filter.Type != "" || filter.Status != "" ||
-			strings.TrimSpace(filter.Keyword) != "",
+			strings.TrimSpace(filter.Keyword) != "" || filter.CreatorUserID != "" || filter.CreatorHistory,
 	}
 	for _, r := range rows {
 		result.Rows = append(result.Rows, TaskView{
@@ -292,12 +324,40 @@ func ListTasksView(db *sql.DB, filter repository.TaskFilter, requestedPage int)
 			StatusText:        taskStatusText(r.Status),
 			IsWarn:            isTaskWarn(r.Status),
 			ClientText:        clientText(r.AssignedClient),
+			CreatorText:       taskCreatorText(r.CreatedByUsername),
 			UpdatedAt:         formatLocalTime(r.UpdatedAt),
 		})
 	}
 	return result, nil
 }
 
+func taskCreatorText(username string) string {
+	if strings.TrimSpace(username) == "" {
+		return "历史任务"
+	}
+	return username
+}
+
+// ListTasksViewForUser 在服务端固定当前账号范围，忽略采购员伪造的创建人筛选。
+func ListTasksViewForUser(db *sql.DB, actor *model.User, filter repository.TaskFilter, creatorValue string, requestedPage int) (*TaskListResult, error) {
+	visibleUserID, err := visibleClientUserID(actor)
+	if err != nil {
+		return nil, err
+	}
+	filter.VisibleUserID = visibleUserID
+	filter.CreatorUserID = ""
+	filter.CreatorHistory = false
+	if actor.IsAdmin() {
+		creatorValue = strings.TrimSpace(creatorValue)
+		if creatorValue == TaskCreatorHistoryValue {
+			filter.CreatorHistory = true
+		} else if creatorValue != "" {
+			filter.CreatorUserID = creatorValue
+		}
+	}
+	return ListTasksView(db, filter, requestedPage)
+}
+
 // StatusLine 拼底部状态条，形如：
 //
 //	共 42 条 · 待分配 3 · 待领取 5 · 已领取 2 · 成功 30 · 需人工 1 · 失败 1 · 已取消 0
@@ -317,6 +377,34 @@ func DeleteTasks(db *sql.DB, taskIDs []string) (int64, error) {
 	return repository.DeleteTasks(db, dedupe(taskIDs))
 }
 
+// DeleteTasksForUser 保证整批删除要么全部在当前范围内成功，要么全部回滚。
+func DeleteTasksForUser(db *sql.DB, actor *model.User, taskIDs []string) (int64, error) {
+	visibleUserID, err := visibleClientUserID(actor)
+	if err != nil {
+		return 0, err
+	}
+	ids := dedupe(taskIDs)
+	if len(ids) == 0 {
+		return 0, nil
+	}
+	tx, err := db.Begin()
+	if err != nil {
+		return 0, fmt.Errorf("开始删除任务事务失败: %w", err)
+	}
+	defer tx.Rollback()
+	n, err := repository.DeleteTasksInScope(tx, ids, visibleUserID)
+	if err != nil {
+		return 0, err
+	}
+	if n != int64(len(ids)) {
+		return 0, ErrTaskNotVisible
+	}
+	if err := tx.Commit(); err != nil {
+		return 0, fmt.Errorf("提交删除任务事务失败: %w", err)
+	}
+	return n, nil
+}
+
 // ---------- 详情弹窗 ----------
 
 // resultDataLimit 是弹窗里展开显示 result_data 的最大字符数。
@@ -333,6 +421,7 @@ type TaskDetailView struct {
 	ExecutionModeText string
 	StatusText        string
 	ClientText        string
+	CreatorText       string
 	ClaimedAt         string
 	FinishedAt        string
 
@@ -369,6 +458,10 @@ func GetTaskDetail(db *sql.DB, taskID string) (*TaskDetailView, error) {
 	if err != nil || t == nil {
 		return nil, err
 	}
+	creatorUsername, err := repository.GetTaskCreatorUsername(db, taskID)
+	if err != nil {
+		return nil, err
+	}
 
 	v := &TaskDetailView{
 		TaskID:            t.TaskID,
@@ -376,6 +469,7 @@ func GetTaskDetail(db *sql.DB, taskID string) (*TaskDetailView, error) {
 		ExecutionModeText: taskExecutionModeText(t.TaskType, t.ExecutionMode),
 		StatusText:        taskStatusText(t.Status),
 		ClientText:        clientText(t.AssignedClient),
+		CreatorText:       taskCreatorText(creatorUsername),
 		ClaimedAt:         formatLocalTime(t.ClaimedAt),
 		FinishedAt:        formatLocalTime(t.FinishedAt),
 		PddGoodsURL:       t.PddGoodsURL,
@@ -401,6 +495,19 @@ func GetTaskDetail(db *sql.DB, taskID string) (*TaskDetailView, error) {
 	return v, nil
 }
 
+// GetTaskDetailForUser 对采购员隐藏其他人和历史任务，统一表现为不存在。
+func GetTaskDetailForUser(db *sql.DB, actor *model.User, taskID string) (*TaskDetailView, error) {
+	visibleUserID, err := visibleClientUserID(actor)
+	if err != nil {
+		return nil, err
+	}
+	visible, err := repository.TaskVisibleToUser(db, taskID, visibleUserID)
+	if err != nil || !visible {
+		return nil, err
+	}
+	return GetTaskDetail(db, taskID)
+}
+
 // purchaseResult 只声明详情页需要展示的字段，避免把 Client 的完整结果结构
 // 复制到 Admin。其余原始字段仍保存在 result_data 并可在详情底部展开查看。
 type purchaseResult struct {

admin/service/task_test.go

@@ -2,6 +2,7 @@ package service
 
 import (
 	"database/sql"
+	"errors"
 	"fmt"
 	"strings"
 	"testing"
@@ -39,20 +40,21 @@ func TestListTasksView_统一每页20条并收敛越界页(t *testing.T) {
 // 跟 client_test.go 里的 insertTask 不一样：那个专为"领取"场景写死了固定值，
 // 这里需要覆盖类型、状态、options 等更多维度。
 type testTaskParams struct {
-	taskID         string
-	taskType       model.TaskType
-	status         model.TaskStatus
-	assignedClient string
-	orderNo        string
-	pddGoodsID     string
-	pddOptions     string
-	quantity       int
-	maxPriceCent   int64
-	errorCode      string
-	errorMessage   string
-	resultData     string
-	claimedAt      string
-	finishedAt     string
+	taskID          string
+	taskType        model.TaskType
+	status          model.TaskStatus
+	assignedClient  string
+	orderNo         string
+	pddGoodsID      string
+	pddOptions      string
+	quantity        int
+	maxPriceCent    int64
+	errorCode       string
+	errorMessage    string
+	resultData      string
+	claimedAt       string
+	finishedAt      string
+	createdByUserID string
 }
 
 func insertTestTask(t *testing.T, db *sql.DB, p testTaskParams) {
@@ -100,20 +102,27 @@ func insertTestTask(t *testing.T, db *sql.DB, p testTaskParams) {
 		INSERT INTO tasks (task_id, task_type, status, assigned_client, claimed_at,
 		                   order_no, pdd_goods_url, pdd_goods_id, pdd_options,
 		                   quantity, max_price_cent,
-		                   error_code, error_message, result_data, finished_at,
+		                   error_code, error_message, result_data, finished_at, created_by_user_id,
 		                   created_at, updated_at)
 		VALUES (?, ?, ?, ?, ?, ?, 'https://mobile.yangkeduo.com/goods.html?goods_id=1', ?, ?,
-		        ?, ?, ?, ?, ?, ?, ?, ?)`,
+		        ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
 		p.taskID, string(p.taskType), string(p.status), assigned, claimedAt,
 		orderNo, pddGoodsID, pddOptions,
 		quantity, maxPrice,
-		errCode, errMsg, resultData, finishedAt,
+		errCode, errMsg, resultData, finishedAt, nullableString(p.createdByUserID),
 		now, now)
 	if err != nil {
 		t.Fatalf("插入测试任务 %s 失败: %v", p.taskID, err)
 	}
 }
 
+func nullableString(value string) any {
+	if value == "" {
+		return nil
+	}
+	return value
+}
+
 // ── 列表：同时显示采集和采购 ──────────────────────────
 
 func TestListTasksView_同时显示采集和采购(t *testing.T) {
@@ -515,6 +524,97 @@ func TestDeleteTasks_批量删除(t *testing.T) {
 	}
 }
 
+func TestTaskScope_采购员只能查看自己的任务且不能伪造筛选(t *testing.T) {
+	db := newTestDB(t)
+	admin, buyerA, buyerB := insertTaskUsers(t, db)
+	insertTestTask(t, db, testTaskParams{taskID: "OWN-A", taskType: model.TaskCollect, status: model.TaskPending, createdByUserID: buyerA.UserID})
+	insertTestTask(t, db, testTaskParams{taskID: "OWN-B", taskType: model.TaskCollect, status: model.TaskSucceeded, createdByUserID: buyerB.UserID})
+	insertTestTask(t, db, testTaskParams{taskID: "HISTORY", taskType: model.TaskCollect, status: model.TaskFailed})
+
+	buyerResult, err := ListTasksViewForUser(db, buyerA, repository.TaskFilter{}, TaskCreatorHistoryValue, 1)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if buyerResult.Total != 1 || len(buyerResult.Rows) != 1 || buyerResult.Rows[0].TaskID != "OWN-A" {
+		t.Fatalf("采购员范围不正确: %+v", buyerResult.Rows)
+	}
+	if buyerResult.Counts[model.TaskSucceeded] != 0 || buyerResult.Counts[model.TaskFailed] != 0 {
+		t.Fatalf("采购员统计泄露了其他任务: %+v", buyerResult.Counts)
+	}
+
+	history, err := ListTasksViewForUser(db, admin, repository.TaskFilter{}, TaskCreatorHistoryValue, 1)
+	if err != nil || history.Total != 1 || history.Rows[0].TaskID != "HISTORY" {
+		t.Fatalf("管理员历史任务筛选不正确: err=%v rows=%+v", err, history.Rows)
+	}
+	byBuyer, err := ListTasksViewForUser(db, admin, repository.TaskFilter{}, buyerB.UserID, 1)
+	if err != nil || byBuyer.Total != 1 || byBuyer.Rows[0].TaskID != "OWN-B" {
+		t.Fatalf("管理员创建人筛选不正确: err=%v rows=%+v", err, byBuyer.Rows)
+	}
+}
+
+func TestTaskScope_详情越权返回不存在且批量删除完整回滚(t *testing.T) {
+	db := newTestDB(t)
+	admin, buyerA, buyerB := insertTaskUsers(t, db)
+	insertTestTask(t, db, testTaskParams{taskID: "OWN-A", taskType: model.TaskCollect, status: model.TaskPending, createdByUserID: buyerA.UserID})
+	insertTestTask(t, db, testTaskParams{taskID: "OWN-B", taskType: model.TaskCollect, status: model.TaskPending, createdByUserID: buyerB.UserID})
+
+	detail, err := GetTaskDetailForUser(db, buyerA, "OWN-B")
+	if err != nil || detail != nil {
+		t.Fatalf("越权详情应表现为不存在: detail=%+v err=%v", detail, err)
+	}
+	if _, err := DeleteTasksForUser(db, buyerA, []string{"OWN-A", "OWN-B"}); !errors.Is(err, ErrTaskNotVisible) {
+		t.Fatalf("混合越权删除应整批拒绝: %v", err)
+	}
+	for _, id := range []string{"OWN-A", "OWN-B"} {
+		visible, err := repository.TaskVisibleToUser(db, id, "")
+		if err != nil || !visible {
+			t.Fatalf("回滚后任务 %s 应仍存在: visible=%t err=%v", id, visible, err)
+		}
+	}
+	if n, err := DeleteTasksForUser(db, buyerA, []string{"OWN-A"}); err != nil || n != 1 {
+		t.Fatalf("采购员删除本人任务失败: n=%d err=%v", n, err)
+	}
+	if n, err := DeleteTasksForUser(db, admin, []string{"OWN-B"}); err != nil || n != 1 {
+		t.Fatalf("管理员删除任意任务失败: n=%d err=%v", n, err)
+	}
+}
+
+func TestTaskCreatorOptions_包含禁用账号和历史任务(t *testing.T) {
+	db := newTestDB(t)
+	admin, _, buyerB := insertTaskUsers(t, db)
+	if _, err := db.Exec(`UPDATE users SET status='disabled' WHERE user_id=?`, buyerB.UserID); err != nil {
+		t.Fatal(err)
+	}
+	options, err := TaskCreatorOptions(db, admin)
+	if err != nil {
+		t.Fatal(err)
+	}
+	texts := map[string]string{}
+	for _, option := range options {
+		texts[option.Value] = option.Text
+	}
+	if texts[TaskCreatorHistoryValue] != "历史任务" || texts[buyerB.UserID] != buyerB.Username+"（已禁用）" {
+		t.Fatalf("创建人选项不完整: %+v", texts)
+	}
+}
+
+func insertTaskUsers(t *testing.T, db *sql.DB) (*model.User, *model.User, *model.User) {
+	t.Helper()
+	now := model.NowISO()
+	users := []*model.User{
+		{UserID: "task-admin", Username: "task-admin", PasswordHash: "hash", Role: model.RoleAdmin, Status: model.UserActive},
+		{UserID: "task-buyer-a", Username: "task-buyer-a", PasswordHash: "hash", Role: model.RolePurchaser, Status: model.UserActive},
+		{UserID: "task-buyer-b", Username: "task-buyer-b", PasswordHash: "hash", Role: model.RolePurchaser, Status: model.UserActive},
+	}
+	for _, user := range users {
+		user.PasswordChangedAt, user.CreatedAt, user.UpdatedAt = now, now, now
+		if err := repository.CreateUser(db, *user); err != nil {
+			t.Fatalf("插入任务测试用户失败: %v", err)
+		}
+	}
+	return users[0], users[1], users[2]
+}
+
 // ── 目标列拼接的边界情况 ──────────────────────────────
 
 func TestSpecText_空或无法解析时返回占位符(t *testing.T) {

admin/templates/task/detail_modal.html

@@ -17,6 +17,7 @@
     <dt>执行模式</dt><dd>{{.ExecutionModeText}}</dd>
     <dt>状态</dt><dd>{{.StatusText}}</dd>
     <dt>分配客户端</dt><dd>{{.ClientText}}</dd>
+    <dt>创建人</dt><dd>{{.CreatorText}}</dd>
     <dt>领取时间</dt><dd>{{.ClaimedAt}}</dd>
     <dt>完成时间</dt><dd>{{.FinishedAt}}</dd>
   </dl>

admin/templates/task/list.html

@@ -18,11 +18,21 @@
       <option value="{{.Value}}" {{if eq .Value $.StatusFilter}}selected{{end}}>{{.Text}}</option>
       {{end}}
     </select>
+    {{if .ShowCreator}}
+    <label for="creator">创建人</label>
+    <select id="creator" name="creator">
+      {{range .CreatorOptions}}
+      <option value="{{.Value}}" {{if eq .Value $.CreatorFilter}}selected{{end}}>{{.Text}}</option>
+      {{end}}
+    </select>
+    {{end}}
+    <button type="submit">筛选</button>
   </form>
 
   <form class="inline grow" method="get" action="/tasks">
     <input type="hidden" name="type" value="{{.TypeFilter}}">
     <input type="hidden" name="status" value="{{.StatusFilter}}">
+    {{if .ShowCreator}}<input type="hidden" name="creator" value="{{.CreatorFilter}}">{{end}}
     <label for="q">关键词</label>
     {{/* search-narrow 把搜索框收到 30%，让「搜索」按钮紧挨着它。
          用类名而不是改 .toolbar input[type="text"]——那条被五个页面共用。 */}}
@@ -36,6 +46,7 @@
   {{/* 把当前筛选一起带过去，删除完还停在原来的筛选上 */}}
   <input type="hidden" name="type" value="{{.TypeFilter}}" form="task-form">
   <input type="hidden" name="status" value="{{.StatusFilter}}" form="task-form">
+  {{if .ShowCreator}}<input type="hidden" name="creator" value="{{.CreatorFilter}}" form="task-form">{{end}}
   <input type="hidden" name="q" value="{{.Keyword}}" form="task-form">
   <input type="hidden" name="page" value="{{.CurrentPage}}" form="task-form">
 
@@ -57,6 +68,7 @@
       <th>目标</th>
       <th>状态</th>
       <th>客户端</th>
+      {{if .ShowCreator}}<th>创建人</th>{{end}}
       <th>更新时间</th>
     </tr>
   </thead>
@@ -74,12 +86,13 @@
       <td class="truncate" title="{{.Target}}">{{.Target}}</td>
       <td>{{.StatusText}}</td>
       <td>{{.ClientText}}</td>
+      {{if $.ShowCreator}}<td>{{.CreatorText}}</td>{{end}}
       <td>{{.UpdatedAt}}</td>
     </tr>
     {{else}}
     {{/* 空状态要分情况：从没建过任务 和 筛选没结果，下一步动作完全不同 */}}
     <tr class="empty">
-      <td colspan="8">
+      <td colspan="{{if .ShowCreator}}9{{else}}8{{end}}">
         {{if .IsFiltered}}
           当前筛选条件下没有任务。<br>
           <small>换个类型、状态或关键词再试。<a href="/tasks">查看全部</a></small>