修改小程序，前端，官网跳转路径

government-backend/controllers/SlaughterhouseController.js

@@ -0,0 +1,268 @@
+const { Op } = require('sequelize');
+const Slaughterhouse = require('../models/Slaughterhouse');
+
+// 查询屠宰场列表
+exports.getSlaughterhouses = async (req, res) => {
+  try {
+    const { keyword, status, page = 1, pageSize = 10 } = req.query;
+    
+    const where = {};
+    
+    if (keyword) {
+      where[Op.or] = [
+        { name: { [Op.like]: `%${keyword}%` } },
+        { contactPerson: { [Op.like]: `%${keyword}%` } },
+        { contactPhone: { [Op.like]: `%${keyword}%` } },
+        { licenseNumber: { [Op.like]: `%${keyword}%` } }
+      ];
+    }
+    
+    if (status) {
+      where.status = status;
+    }
+    
+    const { count, rows } = await Slaughterhouse.findAndCountAll({
+      where,
+      offset: (page - 1) * pageSize,
+      limit: parseInt(pageSize),
+      order: [['created_at', 'DESC']]
+    });
+    
+    res.json({
+      code: 200,
+      data: {
+        list: rows,
+        total: count,
+        page: parseInt(page),
+        pageSize: parseInt(pageSize)
+      },
+      message: '查询成功'
+    });
+  } catch (error) {
+    console.error('查询屠宰场列表失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误'
+    });
+  }
+};
+
+// 查询单个屠宰场详情
+exports.getSlaughterhouseById = async (req, res) => {
+  try {
+    const { id } = req.params;
+    
+    const slaughterhouse = await Slaughterhouse.findByPk(id);
+    
+    if (!slaughterhouse) {
+      return res.status(404).json({
+        code: 404,
+        message: '屠宰场不存在'
+      });
+    }
+    
+    res.json({
+      code: 200,
+      data: slaughterhouse,
+      message: '查询成功'
+    });
+  } catch (error) {
+    console.error('查询屠宰场详情失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误'
+    });
+  }
+};
+
+// 新增屠宰场
+exports.createSlaughterhouse = async (req, res) => {
+  try {
+    const { name, address, contactPerson, contactPhone, licenseNumber, status } = req.body;
+    
+    // 检查名称是否重复
+    const existingSlaughterhouse = await Slaughterhouse.findOne({
+      where: { name }
+    });
+    
+    if (existingSlaughterhouse) {
+      return res.status(400).json({
+        code: 400,
+        message: '该屠宰场名称已存在'
+      });
+    }
+    
+    // 检查许可证号是否重复
+    const existingLicense = await Slaughterhouse.findOne({
+      where: { licenseNumber }
+    });
+    
+    if (existingLicense) {
+      return res.status(400).json({
+        code: 400,
+        message: '该许可证号已存在'
+      });
+    }
+    
+    const slaughterhouse = await Slaughterhouse.create({
+      name,
+      address,
+      contactPerson,
+      contactPhone,
+      licenseNumber,
+      status,
+      createTime: new Date(),
+      created_by: req.user?.id || null,
+      updated_by: req.user?.id || null
+    });
+    
+    res.json({
+      code: 201,
+      data: slaughterhouse,
+      message: '新增成功'
+    });
+  } catch (error) {
+    console.error('新增屠宰场失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误'
+    });
+  }
+};
+
+// 更新屠宰场
+exports.updateSlaughterhouse = async (req, res) => {
+  try {
+    const { id } = req.params;
+    const { name, address, contactPerson, contactPhone, licenseNumber, status } = req.body;
+    
+    const slaughterhouse = await Slaughterhouse.findByPk(id);
+    
+    if (!slaughterhouse) {
+      return res.status(404).json({
+        code: 404,
+        message: '屠宰场不存在'
+      });
+    }
+    
+    // 检查名称是否重复（排除当前屠宰场）
+    if (name && name !== slaughterhouse.name) {
+      const existingSlaughterhouse = await Slaughterhouse.findOne({
+        where: {
+          name,
+          id: { [Op.ne]: id }
+        }
+      });
+      
+      if (existingSlaughterhouse) {
+        return res.status(400).json({
+          code: 400,
+          message: '该屠宰场名称已存在'
+        });
+      }
+    }
+    
+    // 检查许可证号是否重复（排除当前屠宰场）
+    if (licenseNumber && licenseNumber !== slaughterhouse.licenseNumber) {
+      const existingLicense = await Slaughterhouse.findOne({
+        where: {
+          licenseNumber,
+          id: { [Op.ne]: id }
+        }
+      });
+      
+      if (existingLicense) {
+        return res.status(400).json({
+          code: 400,
+          message: '该许可证号已存在'
+        });
+      }
+    }
+    
+    await slaughterhouse.update({
+      name,
+      address,
+      contactPerson,
+      contactPhone,
+      licenseNumber,
+      status,
+      updated_by: req.user?.id || null
+    });
+    
+    res.json({
+      code: 200,
+      data: slaughterhouse,
+      message: '更新成功'
+    });
+  } catch (error) {
+    console.error('更新屠宰场失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误'
+    });
+  }
+};
+
+// 删除屠宰场
+exports.deleteSlaughterhouse = async (req, res) => {
+  try {
+    const { id } = req.params;
+    
+    const slaughterhouse = await Slaughterhouse.findByPk(id);
+    
+    if (!slaughterhouse) {
+      return res.status(404).json({
+        code: 404,
+        message: '屠宰场不存在'
+      });
+    }
+    
+    await slaughterhouse.destroy();
+    
+    res.json({
+      code: 200,
+      message: '删除成功'
+    });
+  } catch (error) {
+    console.error('删除屠宰场失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误'
+    });
+  }
+};
+
+// 切换屠宰场状态
+exports.toggleSlaughterhouseStatus = async (req, res) => {
+  try {
+    const { id } = req.params;
+    
+    const slaughterhouse = await Slaughterhouse.findByPk(id);
+    
+    if (!slaughterhouse) {
+      return res.status(404).json({
+        code: 404,
+        message: '屠宰场不存在'
+      });
+    }
+    
+    const newStatus = slaughterhouse.status === 'active' ? 'inactive' : 'active';
+    
+    await slaughterhouse.update({
+      status: newStatus,
+      updated_by: req.user?.id || null
+    });
+    
+    res.json({
+      code: 200,
+      data: slaughterhouse,
+      message: '状态切换成功'
+    });
+  } catch (error) {
+    console.error('切换屠宰场状态失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误'
+    });
+  }
+};