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ecm_sync_system/sync_state_machine/domain/user/api_handler.py
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strepsiades 4a9c444b10 first commit
2026-03-09 16:31:42 +08:00

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Python

"""
User API Handler (只读)
职责:
- 加载用户列表
- 不支持创建/更新/删除
实现的接口:
GET:
- /user/list - 获取用户列表
"""
from typing import List, Dict, Any
from ...datasource.api.handler import BaseApiHandler
from ...datasource.task_result import TaskResult
from ...common.sync_node import SyncNode
from .sync_node import UserSyncNode
from schemas.user.user import UserListDetailItem
class UserApiHandler(BaseApiHandler):
"""用户 API Handler (只读)"""
def __init__(self):
super().__init__()
self._node_type = "user"
self._node_class = UserSyncNode
self._schema = UserListDetailItem
async def load(self) -> List[SyncNode]:
"""加载用户列表(支持分页)"""
try:
nodes = []
page = 1
page_size = 100
while True:
# 获取一页数据
users, total = await api_get_user_list(
self.api_client,
page=page,
page_size=page_size
)
# 没有数据了,退出循环
if not users:
break
# 转换为节点
for user_model in users:
user_data = user_model.model_dump()
nodes.append(self._create_node(user_data))
# 检查是否还有下一页
if page * page_size >= total:
break
page += 1
return nodes
except Exception as e:
print(f"❌ Failed to load users: {e}")
return []
async def create_all(self, nodes: List[SyncNode]) -> List[TaskResult]:
"""不支持创建"""
return [
TaskResult.failed(node_id=node.node_id, error="User creation not supported")
for node in nodes
]
async def update_all(self, nodes: List[SyncNode]) -> List[TaskResult]:
"""不支持更新"""
return [
TaskResult.failed(node_id=node.node_id, error="User update not supported")
for node in nodes
]
async def delete_all(self, nodes: List[SyncNode]) -> List[TaskResult]:
"""不支持删除"""
return [
TaskResult.failed(node_id=node.node_id, error="User deletion not supported")
for node in nodes
]
async def poll_tasks(self, task_ids: List[str]) -> Dict[str, TaskResult]:
"""轮询异步任务状态(占位)"""
return await super().poll_tasks(task_ids)
def _create_node(self, data: Dict[str, Any]) -> SyncNode:
return self._create_basic_node(data, depend_ids=[])
# ========== 静态 API 函数 ==========
async def api_get_user_list(client, page: int = 1, page_size: int = 100) -> tuple[List[UserListDetailItem], int]:
"""
GET /user/list - 获取用户列表
Args:
client: API客户端
page: 页码,从1开始
page_size: 每页大小
Returns:
tuple[List[UserListDetailItem], int]: (验证过的用户列表, 总数)
"""
from pydantic import ValidationError
response = await client.request(
method="GET",
endpoint="/user/list",
params={"page": page, "page_size": page_size}
)
if response.get("code") != 200:
raise Exception(f"API error: {response.get('message', 'Unknown error')}")
data = response.get("data", {})
items = data.get("list", [])
total = data.get("total", 0)
# 验证每个返回项
validated_items = []
for item in items:
try:
validated_item = UserListDetailItem.model_validate(item)
validated_items.append(validated_item)
except ValidationError as e:
print(f"⚠️ Skipping invalid user item: {e}")
continue
return validated_items, total