feat: 优化页面信息展示

app/services/task_service.py

@@ -34,6 +34,10 @@ STAGE_LABELS = {
     "success": "已完成",
     "failed": "失败",
 }
+PLATFORM_LABELS = {
+    "xiaohongshu": "小红书",
+    "douyin": "抖音",
+}
 
 
 def has_running_task(session: Session) -> bool:
@@ -150,6 +154,15 @@ def get_task(session: Session, task_id: str) -> Task | None:
 
 
 def hydrate_task_progress(session: Session, task: Task) -> Task:
+    display_number = calculate_task_display_number(session, task)
+    task.display_number = display_number
+    task.display_id = f"#{display_number}"
+    task.created_at_label = format_datetime_minute(task.created_at)
+    task.scale_label = (
+        f"{PLATFORM_LABELS.get(task.platform, task.platform)} · "
+        f"{task.hotspot_limit}热点 × {task.item_limit_per_hotspot}内容 × {task.comment_limit_per_item}评论"
+    )
+    task.error_summary = build_task_error_summary(task)
     task.hotspots_count = session.scalar(select(func.count(Hotspot.id)).where(Hotspot.task_id == task.id)) or 0
     task.comments_count = session.scalar(select(func.count(Comment.id)).where(Comment.task_id == task.id)) or 0
     task.reports_count = session.scalar(select(func.count(Report.id)).where(Report.task_id == task.id)) or 0
@@ -182,6 +195,29 @@ def hydrate_task_progress(session: Session, task: Task) -> Task:
     return task
 
 
+def calculate_task_display_number(session: Session, task: Task) -> int:
+    task_ids = list(session.scalars(select(Task.id).order_by(Task.created_at, Task.id)))
+    try:
+        return task_ids.index(task.id) + 1
+    except ValueError:
+        return len(task_ids) + 1
+
+
+def format_datetime_minute(value: datetime | None) -> str:
+    value = ensure_utc_datetime(value)
+    return value.strftime("%Y-%m-%d %H:%M") if value else ""
+
+
+def build_task_error_summary(task: Task) -> str | None:
+    if task.error_message:
+        return task.error_message
+    if task.error_stage == "system" and task.error_type == "unexpected_restart":
+        return RESTART_ERROR_MESSAGE
+    if task.error_stage or task.error_type:
+        return "任务失败，请查看后端日志"
+    return None
+
+
 def format_duration_zh(total_seconds: int | None) -> str:
     if total_seconds is None:
         return "暂无记录"