vue分配角色

1 添加按鈕監聽

表裏面有列

最後一個列裏面加入三個按鈕【第三個按鈕button被tooltip包圍  述標略過可以提示】

按鈕監聽方法彈出 dialog

dialog：【單選下拉】

dialog與列表同級別

 

model層

全量代碼：

<template>
  <div>
    <!-- 麪包屑導航區域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首頁</el-breadcrumb-item>
      <el-breadcrumb-item>用戶管理</el-breadcrumb-item>
      <el-breadcrumb-item>用戶列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片視圖區域 -->
    <el-card>
      <!-- 搜索與添加區域 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="請輸入內容" v-model="queryInfo.query" clearable @clear="getUserList">
            <el-button slot="append" icon="el-icon-search" @click="getUserList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisible = true">添加用戶</el-button>
        </el-col>
      </el-row>

      <!-- 用戶列表區域 -->
      <el-table :data="userlist" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="郵箱" prop="email"></el-table-column>
        <el-table-column label="電話" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="狀態">
          <template slot-scope="scope">
            <el-switch v-model="scope.row.mg_state" @change="userStateChanged(scope.row)"></el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!-- 修改按鈕 -->
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row.id)"
            ></el-button>
            <!-- 刪除按鈕 -->
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeUserById(scope.row.id)"
            ></el-button>
            <!-- 分配角色按鈕 -->
            <el-tooltip effect="dark" content="分配角色" placement="top" :enterable="false">
              <el-button type="warning" icon="el-icon-setting" size="mini" @click="setRole(scope.row)"></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <!-- 分頁區域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      ></el-pagination>
    </el-card>
    <el-dialog title="添加用戶" :visible.sync="addDialogVisible" width="50%" @close="addDialogClosed">
      <!-- 對話框主體區域 -->
      <el-form :model="addForm" :rules="addFormRules" ref="addFormRef" label-width="70px">
        <el-form-item label="用戶名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密碼" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="郵箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="電話" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部區域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">確 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改用戶的對話框 -->
    <el-dialog title="修改用戶" :visible.sync="editDialogVisible" width="50%" @close="editDialogClosed">
      <el-form :model="editForm" :rules="editFormRules" ref="editFormRef" label-width="70px">
        <el-form-item label="用戶名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="郵箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手機" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">確 定</el-button>
      </span>
    </el-dialog>
    <!-- 分配角色的對話框 -->
    <el-dialog
      title="分配角色"
      :visible.sync="setRoleDialogVisible"
      width="50%"
      @close="setRoleDialogClosed"
    >
      <div>
        <p>當前的用戶：{{userInfo.username}}</p>
        <p>當前的角色：{{userInfo.role_name}}</p>
        <p>
          分配新角色：
          <el-select v-model="selectedRoleId" placeholder="請選擇">
            <el-option
              v-for="item in rolesList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            ></el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="setRoleDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo">確 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    // 驗證郵箱的規則
    var checkEmail = (rule, value, cb) => {
      // 驗證郵箱的正則表達式
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/

      if (regEmail.test(value)) {
        // 合法的郵箱
        return cb()
      }

      cb(new Error('請輸入合法的郵箱'))
    }

    // 驗證手機號的規則
    var checkMobile = (rule, value, cb) => {
      // 驗證手機號的正則表達式
      const regMobile = /^(0|86|17951)?(13[0-9]|15[012356789]|17[678]|18[0-9]|14[57])[0-9]{8}$/

      if (regMobile.test(value)) {
        return cb()
      }

      cb(new Error('請輸入合法的手機號'))
    }
    return {
      // 獲取用戶列表的參數對象
      queryInfo: {
        query: '',
        // 當前的頁數
        pagenum: 1,
        // 當前每頁顯示多少條數據
        pagesize: 2
      },
      userlist: [],
      total: 0,
      // 控制添加用戶對話框的顯示與隱藏
      addDialogVisible: false,
      // 添加用戶的表單數據
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: ''
      },
      // 添加表單的驗證規則對象
      addFormRules: {
        username: [
          { required: true, message: '請輸入用戶名', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '用戶名的長度在3~10個字符之間',
            trigger: 'blur'
          }
        ],
        password: [
          { required: true, message: '請輸入密碼', trigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '用戶名的長度在6~15個字符之間',
            trigger: 'blur'
          }
        ],
        email: [
          { required: true, message: '請輸入郵箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '請輸入手機號', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }
        ]
      },
      // 控制修改用戶對話框的顯示與隱藏
      editDialogVisible: false,
      editForm: {},
      // 修改表單的驗證規則對象
      editFormRules: {
        email: [
          { required: true, message: '請輸入用戶郵箱', trigger: 'blur' },
          { validator: checkEmail, trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '請輸入用戶手機', trigger: 'blur' },
          { validator: checkMobile, trigger: 'blur' }
        ]
      },
      // 控制分配角色對話框的顯示與隱藏
      setRoleDialogVisible: false,
      // 需要被分配角色的用戶信息
      userInfo: {},
      // 所有角色的數據列表
      rolesList: [],
      // 已選中的角色Id值
      selectedRoleId: ''
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      console.log('getUserList()')
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) {
        console.log('獲取用戶列表失敗')
        return this.$message.error('獲取用戶列表失敗！')
      }
      this.userlist = res.data.users
      this.total = res.data.total
      console.log(res)
    },
    // 監聽 pagesize 改變的事件
    handleSizeChange(newSize) {
      // console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    // 監聽 頁碼值 改變的事件
    handleCurrentChange(newPage) {
      console.log(newPage)
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    // 監聽 switch 開關狀態的改變
    async userStateChanged(userinfo) {
      console.log(userinfo)
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      )
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$message.error('更新用戶狀態失敗！')
      }
      this.$message.success('更新用戶狀態成功！')
    },
    // 展示編輯用戶的對話框
    async showEditDialog(id) {
      console.log(id)
      const { data: res } = await this.$http.get('users/' + id)

      if (res.meta.status !== 200) {
        return this.$message.error('查詢用戶信息失敗！')
      }

      this.editForm = res.data
      this.editDialogVisible = true
    },
    // 監聽添加用戶對話框的關閉事件
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    editDialogClosed() {
      // 對話框關閉之後，重置表達
      this.$refs.editFormRef.resetFields()
    },
    // 點擊按鈕，添加新用戶
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        if (!valid) return
        // 可以發起添加用戶的網絡請求
        const { data: res } = await this.$http.post('users', this.addForm)

        if (res.meta.status !== 201) {
          this.$message.error('添加用戶失敗！')
        }

        this.$message.success('添加用戶成功！')
        // 隱藏添加用戶的對話框
        this.addDialogVisible = false
        // 重新獲取用戶列表數據
        this.getUserList()
      })
    },
    // 修改用戶信息並提交
    editUserInfo() {
      this.$refs.editFormRef.validate(async valid => {
        if (!valid) return
        // 發起修改用戶信息的數據請求
        const { data: res } = await this.$http.put(
          'users/' + this.editForm.id,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile
          }
        )

        if (res.meta.status !== 200) {
          return this.$message.error('更新用戶信息失敗！')
        }

        // 關閉對話框
        this.editDialogVisible = false
        // 刷新數據列表
        this.getUserList()
        // 提示修改成功
        this.$message.success('更新用戶信息成功！')
      })
    },
    // 根據Id刪除對應的用戶信息
    async removeUserById(id) {
      // 彈框詢問用戶是否刪除數據
      const confirmResult = await this.$confirm(
        '此操作將永久刪除該用戶, 是否繼續?',
        '提示',
        {
          confirmButtonText: '確定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch(err => err)

      // 如果用戶確認刪除，則返回值爲字符串 confirm
      // 如果用戶取消了刪除，則返回值爲字符串 cancel
      // console.log(confirmResult)
      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消刪除')
      }

      const { data: res } = await this.$http.delete('users/' + id)

      if (res.meta.status !== 200) {
        return this.$message.error('刪除用戶失敗！')
      }

      this.$message.success('刪除用戶成功！')
      this.getUserList()
    },
    // 展示分配角色的對話框
    async setRole(userInfo) {
      this.userInfo = userInfo

      // 在展示對話框之前，獲取所有角色的列表
      const { data: res } = await this.$http.get('roles')
      if (res.meta.status !== 200) {
        return this.$message.error('獲取角色列表失敗！')
      }

      this.rolesList = res.data

      this.setRoleDialogVisible = true
    },
    // 點擊按鈕，分配角色
    async saveRoleInfo() {
      if (!this.selectedRoleId) {
        return this.$message.error('請選擇要分配的角色！')
      }

      const { data: res } = await this.$http.put(
        `users/${this.userInfo.id}/role`,
        {
          rid: this.selectedRoleId
        }
      )

      if (res.meta.status !== 200) {
        return this.$message.error('更新角色失敗！')
      }

      this.$message.success('更新角色成功！')
      this.getUserList()
      this.setRoleDialogVisible = false
    },
    // 監聽分配角色對話框的關閉事件
    setRoleDialogClosed() {
      this.selectedRoleId = ''
      this.userInfo = {}
    }
  }
}
</script>

<style>
</style>