<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <!-- 用户编号 -->
      <el-form-item label="帖子话题" prop="articleTag">
        <el-input
          v-model="queryParams.articleTag"
          placeholder="请输入帖子话题"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="帖子内容" prop="articleText">
        <el-input
          v-model="queryParams.articleText"
          placeholder="请输入帖子内容"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="帖子状态" prop="articleStatus">
        <el-select v-model="queryParams.articleStatus" placeholder="请选择帖子状态" clearable>
          <el-option
            v-for="dict in dict.type.article_status"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['mall:article:add']"
        >新增</el-button>
      </el-col>
      <!-- <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['mall:article:edit']"
        >修改</el-button>
      </el-col> -->
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['mall:article:remove']"
        >删除</el-button>
      </el-col>
      <!-- <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['mall:article:export']"
        >导出</el-button>
      </el-col> -->
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="articleList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
<!--      <el-table-column label="帖子编号" align="center" prop="articleId" />-->
<!--      <el-table-column label="用户编号" align="center" prop="userId" />-->
      <el-table-column label="用户名字" align="center" prop="userName" />
      <el-table-column label="帖子内容" align="center" prop="articleText" :show-overflow-tooltip="true"/>
      <el-table-column label="帖子图片" align="center" prop="articleImgs" width="100">
        <template slot-scope="scope">
          <image-preview :src="scope.row.articleImgs" :width="50" :height="50"/>
        </template>
      </el-table-column>
      <el-table-column label="帖子话题" align="center" prop="articleTag" />
      <el-table-column label="点赞数" align="center" prop="articleLikes" />
      <el-table-column label="评论数" align="center" prop="articleComments" />
      <el-table-column label="帖子状态" align="center" prop="articleStatus" >
        <template slot-scope="scope">
          <dict-tag :options="dict.type.article_status" :value="scope.row.articleStatus"/>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['mall:article:edit']"
          >修改</el-button>
          <!-- <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleQueryCommentList(scope.row)"
            v-hasPermi="['business:businessArticleComment:list']"
          >评论列表</el-button> -->
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['mall:article:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改帖子管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item v-if="this.title != '修改帖子管理'" label="用户编号" prop="userId">
          <el-input v-model="form.userId" placeholder="请输入用户编号" />
        </el-form-item>
        <el-form-item  v-if="this.title != '修改帖子管理'" label="帖子图片">
          <image-upload  v-model="form.articleImgs" :limit="Number(9)"/>
        </el-form-item>
        <el-form-item v-if="this.title != '修改帖子管理'"  label="帖子话题" prop="articleTag">
          <el-input v-model="form.articleTag" placeholder="请输入帖子话题" />
        </el-form-item>
        <el-form-item label="帖子内容" prop="articleText">
          <el-input v-model="form.articleText" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item  v-if="this.title == '修改帖子管理'"  label="帖子状态" prop="articleStatus">
          <el-radio-group v-model="form.articleStatus">
            <el-radio
              v-for="dict in dict.type.article_status"
              :key="dict.value"
              :label="dict.value"
            >{{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listArticle, getArticle, delArticle, addArticle, updateArticle } from "@/api/mall/article";

export default {
  name: "Article",
  dicts: ['article_status'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 帖子管理表格数据
      articleList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        userId: null,
        articleText: null,
        articleImgs: null,
        articleTag: null,
        articleLikes: null,
        articleComments: null,
        articleStatus: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        articleId: [
          { required: true, message: "帖子编号不能为空", trigger: "blur" }
        ],
        userId: [
          { required: true, message: "用户编号不能为空", trigger: "blur" }
        ],
        articleText: [
          { required: true, message: "帖子内容不能为空", trigger: "blur" }
        ]
      }
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询帖子管理列表 */
    getList() {
      this.loading = true;
      listArticle(this.queryParams).then(response => {
        this.articleList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        articleId: null,
        userId: null,
        articleText: null,
        articleImgs: null,
        articleTag: null,
        articleLikes: null,
        articleComments: null,
        articleStatus: "0",
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        delFlag: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.articleId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加帖子管理";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const articleId = row.articleId || this.ids
      getArticle(articleId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改帖子管理";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.articleId != null) {
            updateArticle(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addArticle(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const articleIds = row.articleId || this.ids;
      this.$modal.confirm('是否确认删除帖子管理编号为"' + articleIds + '"的数据项？').then(function() {
        return delArticle(articleIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('mall/article/export', {
        ...this.queryParams
      }, `article_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
