增加日志打印
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@ -1,3 +1,6 @@
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# backend/app.py
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import logging
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from logging.handlers import RotatingFileHandler
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from flask import Flask, jsonify, request
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from flask_cors import CORS
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import sqlite3
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@ -7,9 +10,34 @@ import os
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basedir = os.path.abspath(os.path.dirname(__file__))
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db_path = os.path.join(basedir, '..', 'data', 'cars.db')
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# 创建 logs 目录
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logs_dir = os.path.join(basedir, '..', 'logs')
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os.makedirs(logs_dir, exist_ok=True)
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# 配置日志
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log_formatter = logging.Formatter(
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'%(asctime)s %(levelname)s %(name)s %(message)s'
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)
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log_file = os.path.join(logs_dir, 'app.log')
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# 创建 rotating file handler (最大5MB，保留5个备份)
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file_handler = RotatingFileHandler(
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log_file,
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maxBytes=5*1024*1024, # 5MB
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backupCount=5
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)
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file_handler.setFormatter(log_formatter)
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file_handler.setLevel(logging.INFO)
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# 创建 logger
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app = Flask(__name__)
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app.logger.addHandler(file_handler)
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app.logger.setLevel(logging.INFO)
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# 添加 CORS 支持
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CORS(app)
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# 数据库连接函数
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def get_db_connection():
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conn = sqlite3.connect(db_path)
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conn.row_factory = sqlite3.Row
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@ -17,37 +45,65 @@ def get_db_connection():
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@app.route('/api/cars', methods=['GET'])
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def get_all_cars():
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conn = get_db_connection()
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cars = conn.execute('SELECT * FROM cars').fetchall()
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conn.close()
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cars_list = [dict(car) for car in cars]
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return jsonify(cars_list)
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app.logger.info('获取所有车辆信息')
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try:
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conn = get_db_connection()
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cars = conn.execute('SELECT * FROM cars').fetchall()
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conn.close()
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cars_list = [dict(car) for car in cars]
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app.logger.info(f'成功获取 {len(cars_list)} 条车辆记录')
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return jsonify(cars_list)
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except Exception as e:
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app.logger.error(f'获取所有车辆信息时出错: {str(e)}')
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return jsonify({'error': '服务器内部错误'}), 500
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@app.route('/api/cars/search', methods=['GET'])
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def search_car():
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plate = request.args.get('plate', '')
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app.logger.info(f'搜索车牌号码: {plate}')
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if not plate:
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app.logger.warning('用户未提供车牌号码')
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return jsonify({'error': '请输入车牌号码'}), 400
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conn = get_db_connection()
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cars = conn.execute('SELECT * FROM cars WHERE plate LIKE ?', (f'%{plate}%',)).fetchall()
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conn.close()
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cars_list = [dict(car) for car in cars]
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return jsonify(cars_list)
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try:
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conn = get_db_connection()
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cars = conn.execute('SELECT * FROM cars WHERE plate LIKE ?', (f'%{plate}%',)).fetchall()
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conn.close()
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cars_list = [dict(car) for car in cars]
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app.logger.info(f'搜索 "{plate}" 返回 {len(cars_list)} 条结果')
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return jsonify(cars_list)
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except Exception as e:
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app.logger.error(f'搜索车牌号码时出错: {str(e)}')
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return jsonify({'error': '服务器内部错误'}), 500
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@app.route('/api/cars/<plate>', methods=['GET'])
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def get_car_by_plate(plate):
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conn = get_db_connection()
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car = conn.execute('SELECT * FROM cars WHERE plate = ?', (plate,)).fetchone()
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conn.close()
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app.logger.info(f'查询特定车牌号码: {plate}')
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if car is None:
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return jsonify({'error': '未找到该车牌号码对应的车主信息'}), 404
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return jsonify(dict(car))
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try:
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conn = get_db_connection()
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car = conn.execute('SELECT * FROM cars WHERE plate = ?', (plate,)).fetchone()
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conn.close()
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if car is None:
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app.logger.warning(f'未找到车牌号码: {plate}')
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return jsonify({'error': '未找到该车牌号码对应的车主信息'}), 404
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app.logger.info(f'成功找到车牌号码: {plate}')
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return jsonify(dict(car))
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except Exception as e:
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app.logger.error(f'查询特定车牌时出错: {str(e)}')
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return jsonify({'error': '服务器内部错误'}), 500
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# 添加一个根路径用于健康检查
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@app.route('/', methods=['GET'])
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def health_check():
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app.logger.info('健康检查请求')
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return jsonify({'status': 'ok', 'message': '服务正常运行'})
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if __name__ == '__main__':
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app.logger.info('启动 Flask 应用')
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app.run(debug=True, host='0.0.0.0', port=5000)
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@ -1,2 +1,3 @@
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# backend/requirements.txt
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Flask==2.3.2
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flask-cors==4.0.0
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@ -0,0 +1,24 @@
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# backend/view_logs.py
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import os
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# 获取当前文件所在目录
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basedir = os.path.abspath(os.path.dirname(__file__))
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log_file = os.path.join(basedir, '..', 'logs', 'app.log')
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def view_logs(lines=20):
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"""查看最新的日志条目"""
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try:
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with open(log_file, 'r', encoding='utf-8') as f:
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all_lines = f.readlines()
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# 获取最后几行
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latest_lines = all_lines[-lines:] if len(all_lines) > lines else all_lines
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print(f"最新 {len(latest_lines)} 条日志:")
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for line in latest_lines:
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print(line.strip())
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except FileNotFoundError:
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print("日志文件不存在，请先运行应用程序")
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except Exception as e:
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print(f"读取日志文件时出错: {e}")
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if __name__ == '__main__':
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view_logs()
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@ -1,4 +1,7 @@
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// frontend/js/result.js
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document.addEventListener('DOMContentLoaded', function() {
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console.log('页面加载完成 - 挪车电话结果页面');
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const phoneNumberElement = document.getElementById('phoneNumber');
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const plateNumberElement = document.getElementById('plateNumber');
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const carBrandElement = document.getElementById('carBrand');
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@ -6,9 +9,11 @@ document.addEventListener('DOMContentLoaded', function() {
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// 从 sessionStorage 获取车辆信息
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const carInfoJson = sessionStorage.getItem('carInfo');
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console.log('从 sessionStorage 获取车辆信息');
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if (carInfoJson) {
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const carInfo = JSON.parse(carInfoJson);
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console.log(`车辆信息: ${JSON.stringify(carInfo)}`);
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// 显示车辆信息
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phoneNumberElement.textContent = carInfo.phone;
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@ -17,7 +22,9 @@ document.addEventListener('DOMContentLoaded', function() {
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// 设置拨号链接
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callButton.href = 'tel:' + carInfo.phone.replace(/-/g, '');
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console.log(`设置拨号链接: ${callButton.href}`);
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} else {
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console.warn('未找到车辆信息，重定向到搜索页面');
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// 如果没有车辆信息，返回搜索页面
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window.location.href = 'index.html';
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}
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@ -1,17 +1,22 @@
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// frontend/js/script.js
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document.addEventListener('DOMContentLoaded', function() {
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const searchButton = document.getElementById('searchButton');
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const licensePlateInput = document.getElementById('licensePlate');
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const errorMessage = document.getElementById('errorMessage');
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console.log('页面加载完成 - 挪车电话查询页面');
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// 添加搜索频率限制
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let lastSearchTime = 0;
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const SEARCH_DELAY = 1000; // 1秒内只能搜索一次
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searchButton.addEventListener('click', function() {
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const plate = licensePlateInput.value.trim();
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console.log(`用户尝试搜索车牌号码: ${plate}`);
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// 检查输入长度
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if (plate.length < 3) {
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console.warn('输入字符少于3个');
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showError('请输入至少3个字符进行搜索');
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return;
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}
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@ -19,33 +24,41 @@ document.addEventListener('DOMContentLoaded', function() {
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// 检查搜索频率
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const currentTime = new Date().getTime();
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if (currentTime - lastSearchTime < SEARCH_DELAY) {
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console.warn('搜索过于频繁');
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showError('搜索过于频繁，请稍后再试');
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return;
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}
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lastSearchTime = currentTime;
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if (!plate) {
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console.warn('未输入车牌号码');
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showError('请输入车牌号码');
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return;
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}
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// 从后端API获取数据
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console.log(`发送请求到: http://localhost:5000/api/cars/search?plate=${encodeURIComponent(plate)}`);
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fetch(`http://localhost:5000/api/cars/search?plate=${encodeURIComponent(plate)}`)
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.then(response => {
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console.log(`收到响应状态: ${response.status}`);
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if (!response.ok) {
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throw new Error('网络响应错误');
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}
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return response.json();
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})
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.then(data => {
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console.log(`收到数据，共 ${data.length} 条记录`);
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if (data.length > 0) {
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// 取第一个匹配的结果
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const carInfo = data[0];
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console.log(`找到车辆信息: ${JSON.stringify(carInfo)}`);
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// 将车辆信息存储到 sessionStorage
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sessionStorage.setItem('carInfo', JSON.stringify(carInfo));
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console.log('跳转到结果页面');
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// 跳转到结果页面
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window.location.href = 'result.html';
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} else {
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console.warn('未找到匹配的车辆信息');
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showError('没有找到该车牌号码对应的车主信息');
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}
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})
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@ -58,16 +71,19 @@ document.addEventListener('DOMContentLoaded', function() {
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// 回车键触发搜索
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licensePlateInput.addEventListener('keypress', function(e) {
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if (e.key === 'Enter') {
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console.log('用户按下回车键触发搜索');
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searchButton.click();
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}
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});
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function showError(message) {
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console.log(`显示错误信息: ${message}`);
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errorMessage.textContent = message;
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errorMessage.style.display = 'block';
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// 3秒后隐藏错误信息
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setTimeout(() => {
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console.log('隐藏错误信息');
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errorMessage.style.display = 'none';
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}, 3000);
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}
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