完善政府端

government-backend/controllers/cattleAcademyController.js

@@ -0,0 +1,298 @@
+const CattleAcademy = require('../models/CattleAcademy');
+const { Op } = require('sequelize');
+
+// 获取养牛学院资讯列表
+const getCattleAcademyList = async (req, res) => {
+  try {
+    const { 
+      page = 1, 
+      pageSize = 10, 
+      title, 
+      category,
+      status,
+      author
+    } = req.query;
+
+    const offset = (page - 1) * pageSize;
+    const where = {};
+
+    // 构建查询条件
+    if (title) {
+      where.title = {
+        [Op.like]: `%${title}%`
+      };
+    }
+    if (category) {
+      where.category = category;
+    }
+    if (status !== undefined) {
+      where.status = status === 'true' || status === true;
+    }
+    if (author) {
+      where.author = {
+        [Op.like]: `%${author}%`
+      };
+    }
+
+    const { count, rows } = await CattleAcademy.findAndCountAll({
+      where,
+      limit: parseInt(pageSize),
+      offset: parseInt(offset),
+      order: [['sort', 'DESC'], ['createdAt', 'DESC']]
+    });
+
+    res.json({
+      code: 200,
+      message: '获取成功',
+      data: {
+        list: rows,
+        total: count,
+        page: parseInt(page),
+        pageSize: parseInt(pageSize)
+      }
+    });
+  } catch (error) {
+    console.error('获取养牛学院资讯列表失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误',
+      error: error.message
+    });
+  }
+};
+
+// 根据ID获取养牛学院资讯详情
+const getCattleAcademyById = async (req, res) => {
+  try {
+    const { id } = req.params;
+    const cattleAcademy = await CattleAcademy.findByPk(id);
+    
+    if (!cattleAcademy) {
+      return res.status(404).json({
+        code: 404,
+        message: '资讯不存在'
+      });
+    }
+
+    // 增加浏览次数
+    await cattleAcademy.increment('viewCount');
+
+    res.json({
+      code: 200,
+      message: '获取成功',
+      data: cattleAcademy
+    });
+  } catch (error) {
+    console.error('获取养牛学院资讯详情失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误',
+      error: error.message
+    });
+  }
+};
+
+// 创建养牛学院资讯
+const createCattleAcademy = async (req, res) => {
+  try {
+    const {
+      title,
+      coverImage,
+      content,
+      summary,
+      category,
+      tags,
+      sort = 0,
+      status = true,
+      author,
+      publishTime,
+      isTop = false,
+      isRecommend = false,
+      remarks
+    } = req.body;
+
+    const cattleAcademy = await CattleAcademy.create({
+      title,
+      coverImage,
+      content,
+      summary,
+      category,
+      tags,
+      sort,
+      status,
+      author,
+      publishTime: publishTime || new Date(),
+      isTop,
+      isRecommend,
+      remarks
+    });
+
+    res.status(201).json({
+      code: 201,
+      message: '创建成功',
+      data: cattleAcademy
+    });
+  } catch (error) {
+    console.error('创建养牛学院资讯失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误',
+      error: error.message
+    });
+  }
+};
+
+// 更新养牛学院资讯
+const updateCattleAcademy = async (req, res) => {
+  try {
+    const { id } = req.params;
+    const {
+      title,
+      coverImage,
+      content,
+      summary,
+      category,
+      tags,
+      sort,
+      status,
+      author,
+      publishTime,
+      isTop,
+      isRecommend,
+      remarks
+    } = req.body;
+
+    const cattleAcademy = await CattleAcademy.findByPk(id);
+    if (!cattleAcademy) {
+      return res.status(404).json({
+        code: 404,
+        message: '资讯不存在'
+      });
+    }
+
+    await cattleAcademy.update({
+      title,
+      coverImage,
+      content,
+      summary,
+      category,
+      tags,
+      sort,
+      status,
+      author,
+      publishTime,
+      isTop,
+      isRecommend,
+      remarks
+    });
+
+    res.json({
+      code: 200,
+      message: '更新成功',
+      data: cattleAcademy
+    });
+  } catch (error) {
+    console.error('更新养牛学院资讯失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误',
+      error: error.message
+    });
+  }
+};
+
+// 删除养牛学院资讯
+const deleteCattleAcademy = async (req, res) => {
+  try {
+    const { id } = req.params;
+    const cattleAcademy = await CattleAcademy.findByPk(id);
+    
+    if (!cattleAcademy) {
+      return res.status(404).json({
+        code: 404,
+        message: '资讯不存在'
+      });
+    }
+
+    await cattleAcademy.destroy();
+
+    res.json({
+      code: 200,
+      message: '删除成功'
+    });
+  } catch (error) {
+    console.error('删除养牛学院资讯失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误',
+      error: error.message
+    });
+  }
+};
+
+// 切换资讯状态
+const toggleCattleAcademyStatus = async (req, res) => {
+  try {
+    const { id } = req.params;
+    const { status } = req.body;
+    
+    const cattleAcademy = await CattleAcademy.findByPk(id);
+    if (!cattleAcademy) {
+      return res.status(404).json({
+        code: 404,
+        message: '资讯不存在'
+      });
+    }
+
+    await cattleAcademy.update({ status });
+
+    res.json({
+      code: 200,
+      message: '状态更新成功',
+      data: cattleAcademy
+    });
+  } catch (error) {
+    console.error('切换资讯状态失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误',
+      error: error.message
+    });
+  }
+};
+
+// 批量更新排序
+const updateSort = async (req, res) => {
+  try {
+    const { items } = req.body; // [{id, sort}, ...]
+    
+    for (const item of items) {
+      await CattleAcademy.update(
+        { sort: item.sort },
+        { where: { id: item.id } }
+      );
+    }
+
+    res.json({
+      code: 200,
+      message: '排序更新成功'
+    });
+  } catch (error) {
+    console.error('更新排序失败:', error);
+    res.status(500).json({
+      code: 500,
+      message: '服务器内部错误',
+      error: error.message
+    });
+  }
+};
+
+module.exports = {
+  getCattleAcademyList,
+  getCattleAcademyById,
+  createCattleAcademy,
+  updateCattleAcademy,
+  deleteCattleAcademy,
+  toggleCattleAcademyStatus,
+  updateSort
+};