const express = require('express');
const router = express.Router();

// 模拟机型数据库（实际项目中应使用真实数据库）
const aircrafts = [
  {
    id: 1,
    name: '波音737',
    code: 'B737',
    manufacturer: '波音公司',
    type: '窄体客机',
    description: '波音737是波音公司生产的中短程双发窄体客机，是全球最畅销的商用喷气式客机。',
    specifications: {
      maxPassengers: 215,
      maxRange: '5700km',
      cruiseSpeed: '840km/h',
      length: '39.5m',
      wingspan: '35.8m'
    }
  },
  {
    id: 2,
    name: '空客A320',
    code: 'A320',
    manufacturer: '空中客车公司',
    type: '窄体客机',
    description: '空客A320是空中客车公司生产的单通道窄体客机，是空客最成功的机型之一。',
    specifications: {
      maxPassengers: 180,
      maxRange: '6150km',
      cruiseSpeed: '840km/h',
      length: '37.57m',
      wingspan: '35.8m'
    }
  },
  {
    id: 3,
    name: '波音787',
    code: 'B787',
    manufacturer: '波音公司',
    type: '宽体客机',
    description: '波音787梦想客机是波音公司生产的双发宽体中远程客机，采用大量复合材料。',
    specifications: {
      maxPassengers: 330,
      maxRange: '15700km',
      cruiseSpeed: '913km/h',
      length: '57m',
      wingspan: '60m'
    }
  },
  {
    id: 4,
    name: '空客A350',
    code: 'A350',
    manufacturer: '空中客车公司',
    type: '宽体客机',
    description: '空客A350是空中客车公司生产的双发宽体远程客机，采用先进材料和设计。',
    specifications: {
      maxPassengers: 440,
      maxRange: '15000km',
      cruiseSpeed: '903km/h',
      length: '66.8m',
      wingspan: '64.75m'
    }
  }
];

// 获取所有机型列表
router.get('/list', (req, res) => {
  try {
    const { search } = req.query;
    
    let filteredAircrafts = aircrafts;
    if (search) {
      const searchLower = search.toLowerCase();
      filteredAircrafts = aircrafts.filter(aircraft => 
        aircraft.name.toLowerCase().includes(searchLower) ||
        aircraft.code.toLowerCase().includes(searchLower) ||
        aircraft.manufacturer.toLowerCase().includes(searchLower)
      );
    }

    res.json({
      success: true,
      data: filteredAircrafts.map(aircraft => ({
        id: aircraft.id,
        name: aircraft.name,
        code: aircraft.code,
        manufacturer: aircraft.manufacturer,
        type: aircraft.type
      }))
    });
  } catch (error) {
    console.error('获取机型列表错误:', error);
    res.status(500).json({ error: '服务器内部错误' });
  }
});

// 获取单个机型详细信息
router.get('/:id', (req, res) => {
  try {
    const id = parseInt(req.params.id);
    const aircraft = aircrafts.find(a => a.id === id);

    if (!aircraft) {
      return res.status(404).json({ error: '机型不存在' });
    }

    res.json({
      success: true,
      data: aircraft
    });
  } catch (error) {
    console.error('获取机型详情错误:', error);
    res.status(500).json({ error: '服务器内部错误' });
  }
});

module.exports = router;