<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="备份名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入备份名称"
          clearable
          size="small"
          style="width: 240px"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="创建时间">
        <el-date-picker
          v-model="dateRange"
          size="small"
          style="width: 240px"
          value-format="yyyy-MM-dd"
          type="daterange"
          range-separator="-"
          start-placeholder="开始日期"
          end-placeholder="结束日期"
        ></el-date-picker>
      </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-right" 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"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPerm="['backup_add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleRestore"
          v-hasPerm="['backup_restore']"
        >还原
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDel"
          v-hasPerm="['backup_del']"
        >删除
        </el-button>
      </el-col>
      <div class="top-right-btn">
        <el-tooltip class="item" effect="dark" content="刷新" placement="top">
          <el-button size="mini" circle icon="el-icon-refresh" @click="handleQuery"/>
        </el-tooltip>
        <el-tooltip class="item" effect="dark" :content="showSearch ? '隐藏搜索' : '显示搜索'" placement="top">
          <el-button size="mini" circle icon="el-icon-search" @click="showSearch=!showSearch"/>
        </el-tooltip>
      </div>
    </el-row>

    <el-table v-loading="loading" :data="backupList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="备份编号" align="center" prop="id"/>
      <el-table-column label="备份名称" align="center" prop="name" :show-overflow-tooltip="true"/>
      <el-table-column label="备份路径" align="center" prop="path" :show-overflow-tooltip="true"/>
      <el-table-column label="备注" align="center" prop="remarks" :show-overflow-tooltip="true"/>
      <el-table-column label="创建时间" align="center" prop="createTime" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime) }}</span>
        </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="handleRestore(scope.row)"
            v-hasPerm="['backup_restore']"
          >还原
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDel(scope.row)"
            v-hasPerm="['backup_del']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

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

    <!-- 添加或还原备份配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="备注" prop="remarks">
          <el-input v-model="form.remarks" type="textarea" rows="5" placeholder="请输入备注"/>
        </el-form-item>
        <el-form-item label="说明">
          请确认mysql安装路径已配置到环境变量path中！
        </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 {listBackup, getBackup, delBackup, addBackup, editBackup, restoreBackup} from "@/api/system/backup";

  export default {
    name: "Backup",
    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,
        // 总条数
        total: 0,
        // 备份表格数据
        backupList: [],
        // 弹出层标题
        title: "",
        // 是否显示弹出层
        open: false,
        // 类型数据字典
        typeOptions: [],
        // 日期范围
        dateRange: [],
        // 查询备份
        queryParams: {
          current: 1,
          size: 10,
          name: undefined,
          key: undefined,
          isSys: undefined
        },
        // 显示搜索条件
        showSearch: true,
        // 表单备份
        form: {},
        // 表单校验
        rules: {
          remarks: [
            {required: true, message: "备注不能为空", trigger: "blur"}
          ]
        }
      };
    },
    created() {
      this.getList();
    },
    methods: {
      /** 查询备份列表 */
      getList() {
        this.loading = true;
        listBackup(this.addDateRange(this.queryParams, this.dateRange)).then(response => {
            this.backupList = response.data;
            this.total = response.total;
            this.loading = false;
          }
        );
      },
      // 取消按钮
      cancel() {
        this.open = false;
        this.reset();
      },
      // 表单重置
      reset() {
        this.form = {
          id: undefined,
          remarks: undefined
        };
        this.resetForm("form");
      },
      /** 搜索按钮操作 */
      handleQuery() {
        this.queryParams.current = 1;
        this.getList();
      },
      /** 重置按钮操作 */
      resetQuery() {
        this.dateRange = [];
        this.resetForm("queryForm");
      },
      /** 新增按钮操作 */
      handleAdd() {
        this.reset();
        this.open = true;
        this.title = "添加备份";
      },
      // 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
      },
      /** 还原按钮操作 */
      handleRestore(row) {
        this.reset();
        const id = row.id || this.ids
        this.$confirm('是否确认还原备份编号为"' + id + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function () {
          return restoreBackup(id);
        }).then(() => {
          this.getList();
          this.msgSuccess("还原操作成功，请稍后...");
        }).catch(function () {
        });
      },
      /** 提交按钮 */
      submitForm: function () {
        this.$refs["form"].validate(valid => {
          if (valid) {
            if (this.form.id != undefined) {
              editBackup(this.form).then(response => {
                if (response.code === 0) {
                  this.msgSuccess("还原成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }
              });
            } else {
              addBackup(this.form).then(response => {
                if (response.code === 0) {
                  this.msgSuccess("新增成功");
                  this.open = false;
                  this.getList();
                } else {
                  this.msgError(response.msg);
                }
              });
            }
          }
        });
      },
      /** 删除按钮操作 */
      handleDel(row) {
        const ids = row.id || this.ids;
        this.$confirm('是否确认删除备份编号为"' + ids + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function () {
          return delBackup(ids);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        }).catch(function () {
        });
      }
    }
  };
</script>
