feat(client): connect PDD task list to SQLite (#9)

2026-08-06 16:31:34 +08:00
parent be6ee3d880
commit 583e441e17
4 changed files with 334 additions and 90 deletions
@@ -19,3 +19,118 @@
  （模板见 `docs/client/05-ui-specification.md` §9.1）；
  只有必须让用户当场做决定时才用模态对话框。
 """
+
+from typing import Dict, Optional
+
+from PyQt5.QtCore import QObject
+
+from .pdd_ui import PDDTaskPage, TaskRow
+from .task_models import TaskFilters, TaskStatus, TaskSummary, TaskType
+from .task_repository import TaskRepository
+
+
+TASK_TYPE_BY_TEXT = {
+    "采集": TaskType.COLLECT,
+    "采购": TaskType.PURCHASE,
+}
+
+TASK_STATUS_BY_TEXT = {
+    "待执行": TaskStatus.CLAIMED,
+    "执行中": TaskStatus.RUNNING,
+    "结果待提交": TaskStatus.RESULT_PENDING,
+    "等待重试": TaskStatus.RETRY_WAIT,
+    "需要人工处理": TaskStatus.MANUAL_REVIEW,
+    "已完成": TaskStatus.SUCCEEDED,
+    "失败": TaskStatus.FAILED,
+    "已取消": TaskStatus.CANCELLED,
+}
+
+TASK_TYPE_TEXT = {
+    TaskType.COLLECT: "采集",
+    TaskType.PURCHASE: "采购",
+}
+
+TASK_STATUS_TEXT = {
+    TaskStatus.CLAIMED: "待执行",
+    TaskStatus.RUNNING: "执行中",
+    TaskStatus.RESULT_PENDING: "结果待提交",
+    TaskStatus.RETRY_WAIT: "等待重试",
+    TaskStatus.MANUAL_REVIEW: "需要人工处理",
+    TaskStatus.SUCCEEDED: "已完成",
+    TaskStatus.FAILED: "失败",
+    TaskStatus.CANCELLED: "已取消",
+}
+
+
+class PDDTaskPageEvent(QObject):
+    """把 PDD 页面只读操作连接到本地任务 Repository。"""
+
+    def __init__(
+        self,
+        page: PDDTaskPage,
+        repository: Optional[TaskRepository] = None,
+        parent=None,
+    ):
+        super().__init__(parent or page)
+        self._page = page
+        self._repository = repository or TaskRepository()
+        self._filters = TaskFilters()
+
+        page.searchRequested.connect(self.search_tasks)
+        page.refreshRequested.connect(self.refresh_tasks)
+        page.taskModel.loadMoreRequested.connect(self._load_page)
+
+    def load_initial_tasks(self) -> None:
+        """应用启动后读取第一页本地任务。"""
+
+        self._reload()
+
+    def search_tasks(self, values: Dict[str, str]) -> None:
+        """把界面中文筛选值转换成领域筛选，并重新查询。"""
+
+        self._filters = TaskFilters(
+            task_type=TASK_TYPE_BY_TEXT.get(values.get("task_type", "全部")),
+            status=TASK_STATUS_BY_TEXT.get(values.get("status", "全部")),
+            keyword=values.get("keyword", "").strip(),
+        )
+        self._reload()
+
+    def refresh_tasks(self) -> None:
+        """使用当前筛选条件刷新列表。"""
+
+        self._reload()
+
+    def _reload(self) -> None:
+        self._page.begin_task_reload()
+        self._page.taskModel.fetchMore()
+
+    def _load_page(self, offset: int, limit: int) -> None:
+        try:
+            summaries = self._repository.list_tasks(
+                filters=self._filters,
+                limit=limit,
+                offset=offset,
+            )
+        except Exception:
+            self._page.set_load_error("无法读取本地任务，请检查数据库后重试。")
+            return
+
+        rows = [summary_to_row(summary) for summary in summaries]
+        self._page.append_task_page(rows, has_more=len(rows) == limit)
+
+
+def summary_to_row(summary: TaskSummary) -> TaskRow:
+    """把领域摘要转换成只供表格显示的轻量行。"""
+
+    return TaskRow(
+        remote_task_id=summary.remote_task_id,
+        task_type=TASK_TYPE_TEXT[summary.task_type],
+        goods_id=summary.goods_id or "",
+        title=summary.title or "",
+        color=summary.target_color or "",
+        size=summary.target_size or "",
+        price_cents=summary.price_cent,
+        quantity=summary.quantity,
+        status=TASK_STATUS_TEXT[summary.status],
+        updated_at=summary.updated_at,
+    )