$ cat app.py
from flask import Flask, request, jsonify, send_file,send_from_directory
import pandas as pd
from io import BytesIO
from mem2cntr import cntr, rd_mem
from mem2dxf  import dxf
from bld_line2dxf import *
import logging
from datetime import datetime

app = Flask(__name__)

# 設定日誌配置
logging.basicConfig(
    level=logging.INFO,
    format='%(asctime)s %(levelname)s: %(message)s',
    datefmt='%Y-%m-%d %H:%M:%S',
    handlers=[
        logging.FileHandler('user_activity.log'),
        logging.StreamHandler()
    ]
)

@app.route('/')
def serve_html():

    logging.info(f"API terrain_cutter called from IP: {request.remote_addr}")
    return send_from_directory('.', 'index.html')

@app.route('/log_console_output', methods=['POST'])
def log_console_output():
    # 獲取前端傳來的console輸出
    console_output = request.get_json().get('console_output')
    logging.info(f"Console output: {console_output}")
    error_output = request.get_json().get('errort')
    logging.info(f"Error output: {error_output}")
    bound_output = request.get_json().get('Saved bounds')
    logging.info(f"Bound output: {bound_output}")

    return jsonify({'status': 'success'})

@app.route('/api/v1/get_dxf', methods=['POST'])
def get_dxf():

    try:
        data = request.json
        print("Received data:", data)  # 调试输出
        sw_lat = data.get('sw_lat')
        sw_lon = data.get('sw_lon')
        ne_lat = data.get('ne_lat')
        ne_lon = data.get('ne_lon')


        with open('user_activity.log', 'a') as log_file:
            log_file.write(f"Received data: {data}\n")
        # 检查是否传入了所有必要的数据
        if not all([sw_lat, sw_lon, ne_lat, ne_lon]):
            return jsonify({"error": "缺少必要的经纬度参数"}), 400

        # 将 DataFrame 写入内存中的 CSV 文件
        fname, output = dxf((sw_lat, sw_lon),(ne_lat, ne_lon))
        if fname=='LL not right!':
            return jsonify({"error": "经纬度参数超過範圍"}), 400

        return send_file(output, mimetype='application/dxf', download_name=fname, as_attachment=True)

    except KeyError as e:
        return jsonify({"error": f"缺少必要的字段: {str(e)}"}), 400
    except Exception as e:
        print("Exception occurred:", str(e))  # 调试输出
        return jsonify({"error": str(e)}), 500

@app.route('/api/v1/get_bld', methods=['POST'])
def get_bld():
    try:
        data = request.json
        print("Received data:", data)  # 调试输出
        sw_lat = data.get('sw_lat')
        sw_lon = data.get('sw_lon')
        ne_lat = data.get('ne_lat')
        ne_lon = data.get('ne_lon')

        with open('user_activity.log', 'a') as log_file:
            log_file.write(f"Received data: {data}\n")
        # 检查是否传入了所有必要的数据
        if not all([sw_lat, sw_lon, ne_lat, ne_lon]):
            return jsonify({"error": "缺少必要的经纬度参数"}), 400

        # 将 DataFrame 写入内存中的 CSV 文件
        fname, output = bld((sw_lat, sw_lon),(ne_lat, ne_lon))
        if fname=='LL not right!':
            return jsonify({"error": "经纬度参数超過範圍"}), 400

        return send_file(output, mimetype='application/dxf', download_name=fname, as_attachment=True)

    except KeyError as e:
        return jsonify({"error": f"缺少必要的字段: {str(e)}"}), 400
    except Exception as e:
        print("Exception occurred:", str(e))  # 调试输出
        return jsonify({"error": str(e)}), 500

@app.route('/api/v1/get_cntr', methods=['POST'])
def get_cntr():
    try:
        data = request.json
        print("Received data:", data)  # 调试输出
        sw_lat = data.get('sw_lat')
        sw_lon = data.get('sw_lon')
        ne_lat = data.get('ne_lat')
        ne_lon = data.get('ne_lon')


        with open('user_activity.log', 'a') as log_file:
            log_file.write(f"Received data: {data}\n")
        # 检查是否传入了所有必要的数据
        if not all([sw_lat, sw_lon, ne_lat, ne_lon]):
            return jsonify({"error": "缺少必要的经纬度参数"}), 400

        # 将 DataFrame 写入内存中的 CSV 文件
        fname, output = cntr((sw_lat, sw_lon),(ne_lat, ne_lon))
        if fname=='LL not right!':
            return jsonify({"error": "经纬度参数超過範圍"}), 400

        return send_file(output, mimetype='image/png', download_name=fname, as_attachment=True)

    except KeyError as e:
        return jsonify({"error": f"缺少必要的字段: {str(e)}"}), 400
    except Exception as e:
        print("Exception occurred:", str(e))  # 调试输出
        return jsonify({"error": str(e)}), 500

if __name__ == '__main__':
    print("Starting Flask server...")
    app.run(debug=True,  host='devp.sinotech-eng.com', port=5000)