修改后端接口

government-backend/controllers/farmerController.js

@@ -0,0 +1,248 @@
+const Farmer = require('../models/Farmer');
+const { Op } = require('sequelize');
+
+// 获取养殖户列表
+const getFarmers = async (req, res) => {
+  try {
+    const { page = 1, pageSize = 10, search = '', farmType = '', animalType = '', status = '' } = req.query;
+    
+    const whereCondition = {};
+    
+    // 搜索条件
+    if (search) {
+      whereCondition[Op.or] = [
+        { nickname: { [Op.like]: `%${search}%` } },
+        { real_name: { [Op.like]: `%${search}%` } },
+        { farm_name: { [Op.like]: `%${search}%` } },
+        { account: { [Op.like]: `%${search}%` } }
+      ];
+    }
+    
+    // 养殖场类型筛选
+    if (farmType) {
+      whereCondition.farm_type = farmType;
+    }
+    
+    // 养殖种类筛选
+    if (animalType) {
+      whereCondition.animal_type = animalType;
+    }
+    
+    // 状态筛选
+    if (status) {
+      whereCondition.status = status;
+    }
+    
+    const offset = (page - 1) * pageSize;
+    
+    const { count, rows } = await Farmer.findAndCountAll({
+      where: whereCondition,
+      offset,
+      limit: parseInt(pageSize),
+      order: [['register_time', 'DESC']]
+    });
+    
+    // 格式化数据以便前端使用
+    const formattedData = rows.map(farmer => ({
+      id: farmer.id,
+      key: farmer.id.toString(),
+      account: farmer.account,
+      nickname: farmer.nickname,
+      real_name: farmer.real_name,
+      farm_name: farmer.farm_name,
+      farm_type: farmer.farm_type,
+      animal_type: farmer.animal_type,
+      animal_count: farmer.animal_count,
+      address: farmer.address,
+      register_time: farmer.register_time.toLocaleString('zh-CN'),
+      registrar: farmer.registrar,
+      status: farmer.status === 'active' ? '正常' : farmer.status === 'inactive' ? '暂停' : '关闭',
+      status_value: farmer.status
+    }));
+    
+    res.json({
+      data: formattedData,
+      total: count,
+      page: parseInt(page),
+      pageSize: parseInt(pageSize)
+    });
+  } catch (error) {
+    console.error('获取养殖户列表失败:', error);
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// 新增养殖户
+const createFarmer = async (req, res) => {
+  try {
+    const {
+      account,
+      nickname,
+      real_name,
+      farm_name,
+      farm_type,
+      animal_type,
+      animal_count,
+      address,
+      status = 'active'
+    } = req.body;
+    
+    // 检查账号是否已存在
+    const existingFarmer = await Farmer.findOne({ where: { account } });
+    if (existingFarmer) {
+      return res.status(400).json({ message: '该账号已存在' });
+    }
+    
+    const farmer = await Farmer.create({
+      account,
+      nickname,
+      real_name,
+      farm_name,
+      farm_type,
+      animal_type,
+      animal_count,
+      address,
+      registrar: req.user?.username || 'system',
+      status
+    });
+    
+    res.status(201).json({
+      success: true,
+      message: '养殖户创建成功',
+      data: farmer
+    });
+  } catch (error) {
+    console.error('创建养殖户失败:', error);
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// 编辑养殖户
+const updateFarmer = async (req, res) => {
+  try {
+    const { id } = req.params;
+    const {
+      nickname,
+      real_name,
+      farm_name,
+      farm_type,
+      animal_type,
+      animal_count,
+      address,
+      status
+    } = req.body;
+    
+    const farmer = await Farmer.findByPk(id);
+    if (!farmer) {
+      return res.status(404).json({ message: '养殖户不存在' });
+    }
+    
+    await farmer.update({
+      nickname,
+      real_name,
+      farm_name,
+      farm_type,
+      animal_type,
+      animal_count,
+      address,
+      status
+    });
+    
+    res.json({
+      success: true,
+      message: '养殖户信息更新成功',
+      data: farmer
+    });
+  } catch (error) {
+    console.error('更新养殖户信息失败:', error);
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// 删除养殖户
+const deleteFarmer = async (req, res) => {
+  try {
+    const { id } = req.params;
+    
+    const farmer = await Farmer.findByPk(id);
+    if (!farmer) {
+      return res.status(404).json({ message: '养殖户不存在' });
+    }
+    
+    await farmer.destroy();
+    
+    res.json({
+      success: true,
+      message: '养殖户删除成功'
+    });
+  } catch (error) {
+    console.error('删除养殖户失败:', error);
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// 重置养殖户密码（如果需要）
+const resetFarmerPassword = async (req, res) => {
+  try {
+    const { id } = req.params;
+    
+    const farmer = await Farmer.findByPk(id);
+    if (!farmer) {
+      return res.status(404).json({ message: '养殖户不存在' });
+    }
+    
+    // 在实际应用中，这里应该生成一个临时密码并发送给用户
+    // 为了演示，我们只返回成功信息
+    res.json({
+      success: true,
+      message: '密码重置成功，新密码已发送到用户手机'
+    });
+  } catch (error) {
+    console.error('重置养殖户密码失败:', error);
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// 获取养殖类型列表
+const getFarmTypes = async (req, res) => {
+  try {
+    const farmTypes = [
+      { value: '规模', label: '规模' },
+      { value: '散养', label: '散养' },
+      { value: '其他', label: '其他' }
+    ];
+    
+    res.json(farmTypes);
+  } catch (error) {
+    console.error('获取养殖类型列表失败:', error);
+    res.status(500).json({ message: error.message });
+  }
+};
+
+// 获取养殖种类列表
+const getAnimalTypes = async (req, res) => {
+  try {
+    const animalTypes = [
+      { value: '牛', label: '牛' },
+      { value: '羊', label: '羊' },
+      { value: '猪', label: '猪' },
+      { value: '鸡', label: '鸡' },
+      { value: '其他', label: '其他' }
+    ];
+    
+    res.json(animalTypes);
+  } catch (error) {
+    console.error('获取养殖种类列表失败:', error);
+    res.status(500).json({ message: error.message });
+  }
+};
+
+module.exports = {
+  getFarmers,
+  createFarmer,
+  updateFarmer,
+  deleteFarmer,
+  resetFarmerPassword,
+  getFarmTypes,
+  getAnimalTypes
+};