193 lines
7.8 KiB
Python
193 lines
7.8 KiB
Python
import json
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import logging
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from flask import Flask, jsonify, request
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from pathlib import Path
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app = Flask(__name__)
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logging.basicConfig(level=logging.INFO)
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# --- 模拟数据和内存数据库 ---
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DMS_ASSETS_DIR = Path(__file__).parent / 'assets' / 'doc' / 'dms'
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API_LIST_DATA = {}
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MODEL_DATA = {}
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MOCK_SCHEMAS_CACHE = {}
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IN_MEMORY_DB = {} # 新增: 作为内存数据库
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try:
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with open(DMS_ASSETS_DIR / '列表.json', 'r', encoding='utf-8') as f:
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API_LIST_DATA = json.load(f)
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except FileNotFoundError as e:
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logging.error(f"错误: 模拟数据文件 '列表.json' 未找到。详情: {e}")
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API_LIST_DATA = {"code": 500, "message": "模拟数据 '列表.json' 未找到."}
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def generate_fake_schema(record: dict) -> dict:
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"""根据列表中的单条记录，生成一个假的、但结构合理的schema"""
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name = record.get('name', 'unknown_name')
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title = record.get('title', 'Unknown Title')
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version = record.get('version', '0.0.0')
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# 假设第一个属性是主键
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pk_name = f"{name}_id"
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schema_properties = {
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pk_name: {"type": "string", "title": "主键", "description": f"主键 for {name}"},
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"description": {"type": "string", "title": "描述", "description": "一个简单的描述字段"},
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"update_date": {"type": "string", "format": "date-time", "title": "更新日期"},
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"status": {
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"type": "string", "title": "状态", "enum": ["active", "inactive", "archived"]
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},
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"record_count": {
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"type": "integer", "title": "记录数", "minimum": 0, "maximum": 10000
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}
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}
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model = {
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"type": "object",
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"title": title,
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"properties": schema_properties,
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"required": [pk_name, "status"]
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}
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# 按照parser.py中的逻辑构建删除请求的schema
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delete_pk_schema = {
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"type": "array",
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"items": {
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"type": "object",
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"properties": { pk_name: schema_properties[pk_name] },
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"required": [pk_name]
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}
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}
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return {
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"code": 0, "message": "操作处理成功",
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"data": {
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"version": version,
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"model": model,
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"_delete_schema_for_mock": delete_pk_schema # 内部使用，方便查找主键
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}
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}
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def preload_schemas():
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"""在服务器启动时，预先生成并缓存所有schema"""
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if API_LIST_DATA.get("code") == 0:
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records = API_LIST_DATA.get("data", {}).get("records", [])
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logging.info(f"预加载 {len(records)} 个API的模拟schema...")
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for record in records:
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record_id = record.get("id")
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if record_id:
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MOCK_SCHEMAS_CACHE[record_id] = generate_fake_schema(record)
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logging.info("Schema预加载完成。")
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# --- 元数据模拟端点 ---
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@app.route('/api/schema/manage/schema', methods=['GET'])
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def get_api_list():
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"""模拟获取DMS中所有API列表的接口。"""
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logging.info("Mock服务器: 收到API列表请求。")
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return jsonify(API_LIST_DATA)
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@app.route('/api/schema/manage/schema/<string:model_id>', methods=['GET'])
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def get_schema_details(model_id):
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"""模拟根据ID获取单个API模型(schema)的接口。"""
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logging.info(f"Mock服务器: 收到ID为 '{model_id}' 的schema详情请求。")
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schema_data = MOCK_SCHEMAS_CACHE.get(model_id)
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if schema_data:
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return jsonify(schema_data)
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else:
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return jsonify({"code": 404, "message": f"未找到ID为 '{model_id}' 的schema。"}), 404
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# --- CRUD 模拟端点 ---
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def get_pk_name_from_model(name: str) -> str:
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"""辅助函数：根据资源名找到其主键字段名"""
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# 这是一个简化逻辑。真实场景可能更复杂。
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# 我们根据generate_fake_schema的逻辑，假设主键是 '资源名_id'
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return f"{name}_id"
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@app.route('/api/dms/<string:dms_instance_code>/v1/<string:name>', methods=['POST'])
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def create_resource(dms_instance_code, name):
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"""Create (POST): 创建资源"""
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logging.info(f"Mock服务器: 收到对 '{name}' 的CREATE请求")
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request_data = request.get_json(silent=True)
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if not request_data or 'data' not in request_data or not isinstance(request_data['data'], list):
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return jsonify({"code": 400, "message": "请求体格式错误，应为 {'data': [...]}"}), 400
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if name not in IN_MEMORY_DB:
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IN_MEMORY_DB[name] = {}
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pk_name = get_pk_name_from_model(name)
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for item in request_data['data']:
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if pk_name not in item:
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return jsonify({"code": 400, "message": f"创建失败，数据项缺少主键 '{pk_name}'"}), 400
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pk_value = item[pk_name]
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IN_MEMORY_DB[name][pk_value] = item
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logging.info(f" > 在 '{name}' 中创建/更新了资源 ID: {pk_value}")
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return jsonify({"code": 0, "message": "创建成功", "data": True})
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@app.route('/api/dms/<string:dms_instance_code>/v1/<string:name>', methods=['PUT'])
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def update_resource(dms_instance_code, name):
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"""Update (PUT): 更新资源"""
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logging.info(f"Mock服务器: 收到对 '{name}' 的UPDATE请求")
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# 实现逻辑与Create完全相同
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return create_resource(dms_instance_code, name)
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@app.route('/api/dms/<string:dms_instance_code>/v1/<string:name>/<string:version>/<string:id>', methods=['GET'])
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def read_resource(dms_instance_code, name, version, id):
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"""Read (GET by ID): 读取单个资源"""
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logging.info(f"Mock服务器: 收到对 '{name}' 的READ请求, ID: {id}")
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resource = IN_MEMORY_DB.get(name, {}).get(id)
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if resource:
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return jsonify({"code": 0, "message": "读取成功", "data": resource})
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else:
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return jsonify({"code": 404, "message": f"资源 '{name}' with ID '{id}' 未找到."}), 404
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@app.route('/api/dms/<string:dms_instance_code>/v1/<string:name>', methods=['DELETE'])
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def delete_resource(dms_instance_code, name):
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"""Delete (DELETE): 删除资源"""
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logging.info(f"Mock服务器: 收到对 '{name}' 的DELETE请求")
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request_data = request.get_json(silent=True)
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if not request_data or 'data' not in request_data or not isinstance(request_data['data'], list):
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return jsonify({"code": 400, "message": "请求体格式错误，应为 {'data': [{pk: value}, ...]}"}), 400
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pk_name = get_pk_name_from_model(name)
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deleted_count = 0
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for item_to_delete in request_data['data']:
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if pk_name in item_to_delete:
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pk_value = item_to_delete[pk_name]
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if IN_MEMORY_DB.get(name, {}).pop(pk_value, None):
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logging.info(f" > 从 '{name}' 删除了资源 ID: {pk_value}")
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deleted_count += 1
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if deleted_count > 0:
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return jsonify({"code": 0, "message": "删除成功", "data": True})
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else:
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return jsonify({"code": 404, "message": "未找到要删除的资源", "data": False})
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@app.route('/api/dms/<string:dms_instance_code>/v1/<string:name>/<string:version>', methods=['POST'])
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def list_resources(dms_instance_code, name, version):
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"""List (POST): 获取资源列表"""
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logging.info(f"Mock服务器: 收到对 '{name}' 的LIST请求")
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all_resources = list(IN_MEMORY_DB.get(name, {}).values())
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return jsonify({
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"code": 0,
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"message": f"获取 '{name}' 列表成功",
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"data": all_resources
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})
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def print_routes(app):
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"""打印应用中所有已注册的路由。"""
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logging.info("\n--- 已注册的API路由 ---")
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for rule in sorted(app.url_map.iter_rules(), key=lambda r: str(r)):
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methods = ','.join(sorted(list(rule.methods)))
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logging.info(f"URL: {rule!s:55s} 方法: {methods:25s} 端点: {rule.endpoint}")
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logging.info("-------------------------\n")
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if __name__ == '__main__':
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preload_schemas()
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print_routes(app)
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port = 5001
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logging.info(f"正在启动用于DMS API的Flask模拟服务器，地址为 http://127.0.0.1:{port}")
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app.run(host='0.0.0.0', port=port, debug=False) |