<template>
    <div class="app-container">
      <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
        <el-form-item label="下载版本" prop="version">
          <el-input
            v-model="queryParams.version"
            placeholder="请输入下载版本"
            clearable
            @keyup.enter.native="handleQuery"
          />
        </el-form-item>
        <el-form-item label="下载地址" prop="url">
          <el-input
            v-model="queryParams.url"
            placeholder="请输入下载地址"
            clearable
            @keyup.enter.native="handleQuery"
          />
        </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="['md:config: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="['md:config: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="['md:config:remove']"
          >删除</el-button>
        </el-col>
        <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
      </el-row>
  
      <el-table v-loading="loading" :data="configList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column label="下载版本" align="center" prop="version" />
        <el-table-column label="下载地址" align="center" prop="url" show-overflow-tooltip/>
        <el-table-column label="更新描述" align="center" prop="updateDesc" />
        <el-table-column label="最新版本" align="center" prop="lastVersion" >
          <template slot-scope="scope">
            {{scope.row.lastVersion ? '否' : '是'}}
          </template>
        </el-table-column>
        <el-table-column label="创建时间" align="center" prop="createTime" />
        <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="['md:config:edit']"
            >修改</el-button>
            <el-button
              size="mini"
              type="text"
              icon="el-icon-delete"
              @click="handleDelete(scope.row)"
              v-hasPermi="['md:config: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"
      />
  
      <!-- 添加或修改作业端版本记录对话框 -->
      <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 label="下载版本" prop="version">
            <el-input v-model="form.version" placeholder="请输入下载版本" />
          </el-form-item>
          <el-form-item label="下载地址" prop="url">
            <el-input v-model="form.url" placeholder="请输入下载地址" >
                <el-upload
                    slot="append"
                    class="upload-demo"
                    ref="upload"
                    :action="baseURL + '/common/bsnUpload '"
                    :before-upload="handleBeforeUpload"
                    :on-success="handleUploadSuccess"
                    :on-error="handleUploadError"
                    name="file"
                    :headers="headers"
                    :show-file-list="false"
                    :limit="1">
                    <el-button size="small" type="primary" :loading="loading">浏览</el-button>
                </el-upload>
            </el-input>
          </el-form-item>
          <el-form-item label="更新描述" prop="updateDesc">
            <el-input v-model="form.updateDesc" placeholder="请输入更新描述" />
          </el-form-item>
          <el-form-item label="最新版本" prop="lastVersion">
            <el-switch v-model="form.lastVersion" :active-value="0" :inactive-value="1"/>
          </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 { listConfig, getConfig, delConfig, addConfig, updateConfig } from "@/api/system/version";
  import { getToken } from "@/utils/auth";
  export default {
    name: "Config",
    data() {
      return {
        // 遮罩层
        loading: true,
        baseURL: process.env.VUE_APP_BASE_API,
        // 选中数组
        ids: [],
        // 非单个禁用
        single: true,
        headers: {
            Authorization: "Bearer " + getToken()
        }, 
        // 非多个禁用
        multiple: true,
        // 显示搜索条件
        showSearch: true,
        // 总条数
        total: 0,
        // 作业端版本记录表格数据
        configList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        loading: false,
        // 查询参数
        queryParams: {
          pageNum: 1,
          pageSize: 10,
          version: null,        url: null,        updateState: null,        updateDesc: null,      lastVersion: 0, update_state: 0},
        // 表单参数
        form: {
            version: '',
            url: '',
            updateDesc: '',
            lastVersion: 0
        },
        // 表单校验
        rules: {
        }
      };
    },
    created() {
      this.getList();
    },
    methods: {
    // 上传前校检格式和大小
      handleBeforeUpload(file) {
        this.loading = true
        // 校检文件后缀名
        if(file && file.name && file.name.substring(file.name.lastIndexOf('.') + 1) === 'apk') {
          return true;
        } else {
          this.$message.error('请上传APK安装包');
          this.loading = false
          return false;
        }
      },
      handleUploadSuccess(res, file) {
        this.loading = false
        // 如果上传成功
        if (res.code == 200) {
            this.form.url = res.url
            this.$message.success("文件上传成功");
        } else {
            this.$message.error("文件上传失败");
        }
        this.$refs.upload.clearFiles(); 
      },
      handleUploadError() {
        this.loading = false
        this.$message.error("文件上传失败");
      },
      /** 查询作业端版本记录列表 */
      getList() {
        this.loading = true;
        listConfig(this.queryParams).then(response => {
          this.configList = response.rows;
          this.total = response.total;
          this.loading = false;
        });
      },
      handlePreview(file) {
        console.log(file);
      },
      handleExceed(files, fileList) {
        this.$message.warning(`当前限制选择 3 个文件，本次选择了 ${files.length} 个文件，共选择了 ${files.length + fileList.length} 个文件`);
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
            version: '',
            url: '',
            updateDesc: '',
            lastVersion: 0
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.pageNum = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.resetForm("queryForm");
        this.handleQuery();
      },
      // 多选框选中数据
      handleSelectionChange(selection) {
        this.ids = selection.map(item => item.id)
        this.single = selection.length!==1
        this.multiple = !selection.length
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加作业端版本记录";
      },
      /** 修改按钮操作 */
      handleUpdate(row) {
        this.reset();
        const id = row.id || this.ids
        if (!row.id) {
            row = this.configList.find(v=>v.id === this.ids[0])
        }
        this.form = JSON.parse(JSON.stringify(row));
        this.form.lastVersion = row.lastVersion
        this.open = true;
        this.title = "修改作业端版本记录";
      },
      /** 提交按钮 */
      submitForm() {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id != null) {
              updateConfig(this.form).then(response => {
                this.$modal.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              });
            } else {
              addConfig(this.form).then(response => {
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDelete(row) {
        const ids = row.id || this.ids;
        this.$modal.confirm('是否确认删除作业端版本记录编号为"' + ids + '"的数据项？').then(function() {
          return delConfig(ids);
        }).then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        }).catch(() => {});
      },
      /** 导出按钮操作 */
      handleExport() {
        this.download('md/config/export', {
          ...this.queryParams
        }, `config_${new Date().getTime()}.xlsx`)
      }
    }
  };
  </script>
  