vent_DXF_2/web.py

import sys

import requests
from flask import Flask, jsonify
from urllib3.exceptions import NewConnectionError

from drawer.drawer_2d import Drawer2D
from drawer.drawer_3d import Drawer3D

app = Flask(__name__)

@app.route('/sysvent/download/<int:model_id>/<string:draw_type>', methods=['GET'])
def download_dxf_file(model_id, draw_type,):
    # 指定文件的完整路径
    try:
        drawer = None
        if draw_type == '2d':
           drawer = Drawer2D(model_id)
        elif draw_type == '3d':
           drawer = Drawer3D(model_id)
        path = drawer.export()
        # 使用send_file发送文件，as_attachment=True表示以附件形式发送
        #     return send_file(path, as_attachment=True)
        return jsonify({"path": path}), 200
    except NewConnectionError as e:
        # 捕获连接错误，并返回自定义的错误信息
        error_message = "连接失败: 无法连接到服务器。错误信息: " + str(e)
        print(error_message)
        return jsonify({"error": error_message}), 500
    except requests.exceptions.HTTPError as http_err:
        # 捕获其他HTTP错误
        error_message = f"HTTP错误: {http_err}"
        print(error_message)
        return jsonify({"error": error_message}), 500


if __name__ == '__main__':
    download_dxf_file(1,'3d')
    # app.run(debug=False)