| from flask import Flask, request, jsonify |
| from flask_cors import CORS |
| import random |
| import string |
| from datetime import datetime, timedelta |
| import uuid |
|
|
| app = Flask(__name__) |
| CORS(app) |
|
|
| |
| devices_data = [] |
| farms_data = [ |
| {"id": "farm1", "name": "农场1"}, |
| {"id": "farm2", "name": "农场2"} |
| ] |
|
|
| |
| def generate_mock_devices(): |
| global devices_data |
| devices_data = [] |
| |
| for i in range(50): |
| device_id = str(uuid.uuid4()) |
| device_code = f"DEV{str(i+1).zfill(4)}" |
| device_name = f"设备{i+1}" |
| device_type = random.choice(["typeA", "typeB"]) |
| status = random.choice(["online", "offline"]) |
| farm = random.choice(farms_data) |
| |
| |
| if status == "online": |
| last_active = datetime.now() - timedelta(minutes=random.randint(1, 60)) |
| else: |
| last_active = datetime.now() - timedelta(hours=random.randint(1, 48)) |
| |
| device = { |
| "id": device_id, |
| "deviceCode": device_code, |
| "deviceName": device_name, |
| "type": device_type, |
| "status": status, |
| "lastActiveTime": last_active.strftime("%Y-%m-%d %H:%M:%S"), |
| "farmId": farm["id"], |
| "farmName": farm["name"] |
| } |
| devices_data.append(device) |
|
|
| |
| generate_mock_devices() |
|
|
| @app.route('/api/v1/devices', methods=['GET']) |
| def get_devices(): |
| |
| farm_id = request.args.get('farmId', '') |
| device_type = request.args.get('type', '') |
| status = request.args.get('status', '') |
| page = int(request.args.get('page', 1)) |
| size = int(request.args.get('size', 20)) |
| sort_field = request.args.get('sortField', '') |
| sort_order = request.args.get('sortOrder', '') |
| |
| |
| filtered_devices = devices_data.copy() |
| |
| if farm_id: |
| filtered_devices = [d for d in filtered_devices if d['farmId'] == farm_id] |
| |
| if device_type: |
| filtered_devices = [d for d in filtered_devices if d['type'] == device_type] |
| |
| if status: |
| filtered_devices = [d for d in filtered_devices if d['status'] == status] |
| |
| |
| if sort_field and sort_field in ['deviceCode', 'deviceName']: |
| reverse = sort_order == 'desc' |
| filtered_devices.sort(key=lambda x: x[sort_field], reverse=reverse) |
| |
| |
| total = len(filtered_devices) |
| start = (page - 1) * size |
| end = start + size |
| page_devices = filtered_devices[start:end] |
| |
| return jsonify({ |
| "list": page_devices, |
| "total": total |
| }) |
|
|
| @app.route('/api/v1/devices', methods=['POST']) |
| def add_device(): |
| data = request.get_json() |
| |
| device_id = str(uuid.uuid4()) |
| farm = next((f for f in farms_data if f['id'] == data['farmId']), farms_data[0]) |
| |
| new_device = { |
| "id": device_id, |
| "deviceCode": data['deviceCode'], |
| "deviceName": data['deviceName'], |
| "type": data['type'], |
| "status": "offline", |
| "lastActiveTime": datetime.now().strftime("%Y-%m-%d %H:%M:%S"), |
| "farmId": data['farmId'], |
| "farmName": farm['name'] |
| } |
| |
| devices_data.append(new_device) |
| |
| return jsonify({ |
| "id": device_id |
| }) |
|
|
| @app.route('/api/v1/devices', methods=['PUT']) |
| def update_device(): |
| data = request.get_json() |
| device_id = data['id'] |
| |
| |
| device = next((d for d in devices_data if d['id'] == device_id), None) |
| if not device: |
| return jsonify({"success": False}), 404 |
| |
| |
| farm = next((f for f in farms_data if f['id'] == data['farmId']), farms_data[0]) |
| |
| device.update({ |
| "deviceCode": data['deviceCode'], |
| "deviceName": data['deviceName'], |
| "type": data['type'], |
| "farmId": data['farmId'], |
| "farmName": farm['name'] |
| }) |
| |
| return jsonify({ |
| "success": True |
| }) |
|
|
| @app.route('/api/v1/devices/<device_id>', methods=['DELETE']) |
| def delete_device(device_id): |
| global devices_data |
| |
| |
| devices_data = [d for d in devices_data if d['id'] != device_id] |
| |
| return jsonify({ |
| "success": True |
| }) |
|
|
| if __name__ == '__main__': |
| print("服务器启动在 http://localhost:5000") |
| print("设备管理页面: http://localhost:5000 (需要单独打开 index.html)") |
| app.run(debug=True, host='0.0.0.0', port=5000) |
