<template>
  <div class="app-container">
    <el-row :gutter="6">
      <el-col :xs="24" :md="6">
        <el-card >
          <div slot="header" class="clearfix">
            <span>部门</span>
          </div>
          <el-input v-model="filterOrgText" placeholder="输入部门名进行过滤" />
          <el-tree
            ref="tree"
            v-loading="treeLoding"
            class="filter-tree"
            :data="orgData"
            default-expand-all
            highlight-current
            :expand-on-click-node="false"
            :filter-node-method="filterNode"
            style="margin-top: 10px;max-height:650px;overflow-y: auto;"
            @node-click="handleOrgClick"
          />
        </el-card>
      </el-col>
      <el-col :xs="24" :md="18">
        <el-card>
          <div slot="header" class="clearfix">
            <span>用户</span>
          </div>
          <div>
            <el-select
              v-model="listQuery.is_active"
              placeholder="状态"
              clearable
              style="width: 90px"
              class="filter-item"
              @change="handleFilter"
            >
              <el-option
                v-for="item in enabledOptions"
                :key="item.key"
                :label="item.display_name"
                :value="item.key"
              />
            </el-select>
            <el-input
              v-model="listQuery.name"
              placeholder="姓名"
              style="width: 200px"
              class="filter-item"
              @keyup.enter.native="handleFilter"
            />
            <el-button
              class="filter-item"
              type="primary"
              icon="el-icon-search"
              @click="handleFilter"
              >搜索</el-button
            >
            <el-button
              class="filter-item"
              style="margin-left: 10px"
              type="primary"
              icon="el-icon-refresh-left"
              @click="resetFilter"
              >重置</el-button
            >
          </div>
          <div style="margin-top: 10px">
            <el-button type="primary" icon="el-icon-plus" @click="handleAddUser"
              >新增</el-button
            >
          </div>
          <el-table
            v-loading="listLoading"
            :data="userList.results"
            style="width: 100%; margin-top: 10px"
            border
            fit
            stripe
            highlight-current-row
            max-height="600"
          >
            <el-table-column type="index" width="50" />
            <el-table-column align="center" label="姓名">
              <template slot-scope="scope">{{ scope.row.name }}</template>
            </el-table-column>
            <el-table-column align="header-center" label="账户">
              <template slot-scope="scope">{{ scope.row.username }}</template>
            </el-table-column>
            <el-table-column align="header-center" label="部门">
              <template v-if="scope.row.dept_name != null" slot-scope="scope">{{
                scope.row.dept_name
              }}</template>
            </el-table-column>
            <el-table-column align="header-center" label="角色">
              <template slot-scope="scope">
                <el-tag
                  style="margin: 2px"
                  effect="plain"
                  v-for="(item, index) in scope.row.roles_"
                  :key="index"
                >
                  {{ item.name }}
                </el-tag>
              </template>
            </el-table-column>
            <el-table-column label="创建日期">
              <template slot-scope="scope">
                <span>{{ scope.row.date_joined }}</span>
              </template>
            </el-table-column>
            <el-table-column
              align="center"
              label="操作"
              width="200px"
              fixed="right"
            >
              <template slot-scope="scope">
                <el-button
                  v-if="checkPermission(['admin'])"
                  type="primary"
                  size="small"
                  @click="handeReset(scope)"
                  >重置密码</el-button
                >
                <el-button
                  :disabled="!checkPermission(['user_update'])"
                  type="primary"
                  size="small"
                  icon="el-icon-edit"
                  @click="handleEdit(scope)"
                />
                <el-button
                  v-if="!scope.row.is_superuser"
                  :disabled="!checkPermission(['user_delete'])"
                  type="danger"
                  size="small"
                  icon="el-icon-delete"
                  @click="handleDelete(scope)"
                />
              </template>
            </el-table-column>
          </el-table>

          <pagination
            v-show="userList.count > 0"
            :total="userList.count"
            :page.sync="listQuery.page"
            :limit.sync="listQuery.page_size"
            @pagination="getList"
          />
        </el-card>
      </el-col>
    </el-row>

    <el-dialog
      :visible.sync="dialogVisible"
      :title="dialogType === 'edit' ? '编辑用户' : '新增用户'"
    >
      <el-form
        ref="Form"
        :model="user"
        label-width="80px"
        label-position="right"
        :rules="rule1"
      >
        <el-form-item label="姓名" prop="name">
          <el-input v-model="user.name" placeholder="姓名" />
        </el-form-item>
        <el-form-item label="账户" prop="username">
          <el-input v-model="user.username" placeholder="账户" />
        </el-form-item>
        <el-form-item label="所属部门" prop="dept">
          <treeselect
            v-model="user.dept"
            :multiple="false"
            :options="orgData"
            placeholder="所属部门"
          />
        </el-form-item>
        <el-form-item label="角色" prop="roles">
          <el-select
            v-model="user.roles"
            multiple
            placeholder="请选择"
            style="width: 100%"
          >
            <el-option
              v-for="item in roles"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="头像" prop="dept">
          <el-upload
            class="avatar-uploader"
            :action="upUrl"
            accept="image/jpeg, image/gif, image/png, image/bmp"
            :show-file-list="false"
            :on-success="handleAvatarSuccess"
            :before-upload="beforeAvatarUpload"
            :headers="upHeaders"
          >
            <img v-if="user.avatar" :src="user.avatar" class="avatar" />
            <i v-else class="el-icon-plus avatar-uploader-icon" />
          </el-upload>
        </el-form-item>
      </el-form>
      <div style="text-align: right">
        <el-button type="danger" @click="dialogVisible = false">取消</el-button>
        <el-button type="primary" @click="confirm('Form')">确认</el-button>
      </div>
    </el-dialog>
  </div>
</template>
<style>
.avatar-uploader .el-upload {
  border: 1px dashed #d9d9d9;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.avatar-uploader .el-upload:hover {
  border-color: #409eff;
}
.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 100px;
  height: 100px;
  line-height: 100px;
  text-align: center;
}
.avatar {
  width: 100px;
  height: 100px;
  display: block;
}
</style>
<script>
import {
  getUserList,
  createUser,
  deleteUser,
  updateUser,
  resetUserpw,
} from "@/api/user";
import { getOrgAll } from "@/api/org";
import { getRoleAll } from "@/api/role";
import { genTree } from "@/utils";
import checkPermission from "@/utils/permission";
import { upUrl, upHeaders } from "@/api/file";
import Pagination from "@/components/Pagination"; // secondary package based on el-pagination
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
const defaultUser = {
  id: "",
  name: "",
  username: "",
  dept: null,
  avatar: "/media/default/avatar.png",
};
export default {
  components: { Pagination, Treeselect },
  data() {
    return {
      user: defaultUser,
      upHeaders: upHeaders(),
      upUrl: upUrl(),
      userList: { count: 0 },
      roles: [],
      listLoading: true,
      listQuery: {
        page: 1,
        page_size: 20,
      },
      enabledOptions: [
        { key: "true", display_name: "激活" },
        { key: "false", display_name: "禁用" },
      ],
      dialogVisible: false,
      dialogType: "new",
      rule1: {
        name: [{ required: true, message: "请输入姓名", trigger: "blur" }],
        username: [
          { required: true, message: "请输入账号", trigger: "change" },
        ],
        roles: [{ required: true, message: "请选择角色", trigger: "change" }],
        // password: [
        //   { required: true, message: '请输入密码', trigger: 'change' }
        // ],
      },
      filterOrgText: "",
      treeLoding: false,
      orgData: [],
    };
  },
  computed: {},
  watch: {
    filterOrgText(val) {
      this.$refs.tree.filter(val);
    },
  },
  created() {
    this.getList();
    this.getOrgAll();
    this.getRoleAll();
  },
  methods: {
    checkPermission,
    handleAvatarSuccess(res, file) {
      if (res.code >= 200) {
        this.user.avatar = res.data.path;
      } else {
        this.$message.error("头像上传失败!");
      }
    },
    beforeAvatarUpload(file) {
      const isLt2M = file.size / 1024 / 1024 < 2;
      if (!isLt2M) {
        this.$message.error("上传头像图片大小不能超过 2MB!");
      }
      return isLt2M;
    },
    filterNode(value, data) {
      if (!value) return true;
      return data.label.indexOf(value) !== -1;
    },
    handleOrgClick(obj, node, vue) {
      this.listQuery.page = 1;
      this.listQuery.dept = obj.id;
      this.getList();
    },
    getList() {
      this.listLoading = true;
      getUserList(this.listQuery).then((response) => {
        if (response.data) {
          this.userList = response.data;
        }
        this.listLoading = false;
      });
    },
    getOrgAll() {
      this.treeLoding = true;
      getOrgAll().then((response) => {
        this.orgData = genTree(response.data);
        this.treeLoding = false;
      });
    },
    getRoleAll() {
      getRoleAll().then((response) => {
        this.roles = genTree(response.data);
      });
    },
    resetFilter() {
      this.listQuery = {
        page: 1,
        page_size: 20,
      };
      this.getList();
    },
    handleFilter() {
      this.listQuery.page = 1;
      this.getList();
    },
    handleAddUser() {
      this.user = Object.assign({}, defaultUser);
      this.dialogType = "new";
      this.dialogVisible = true;
      this.$nextTick(() => {
        this.$refs["Form"].clearValidate();
      });
    },
    handleEdit(scope) {
      this.user = Object.assign({}, scope.row); // copy obj
      this.dialogType = "edit";
      this.dialogVisible = true;
      this.$nextTick(() => {
        this.$refs["Form"].clearValidate();
      });
    },
    handleDelete(scope) {
      this.$confirm("确认删除?", "警告", {
        confirmButtonText: "确认",
        cancelButtonText: "取消",
        type: "error",
      })
        .then(async () => {
          await deleteUser(scope.row.id);
          this.userList.splice(scope.row.index, 1);
          this.$message.success("成功");
        })
        .catch((err) => {
          
        });
    },
    async confirm(form) {
      this.$refs[form].validate((valid) => {
        if (valid) {
          const isEdit = this.dialogType === "edit";
          if (isEdit) {
            updateUser(this.user.id, this.user).then((res) => {
              if (res.code >= 200) {
                this.getList();
                this.dialogVisible = false;
                this.$message.success("成功");
              }
            });
          } else {
            createUser(this.user).then((res) => {
              if (res.code >= 200) {
                this.getList();
                this.dialogVisible = false;
                this.$message.success("成功");
              }
            });
          }
        } else {
          return false;
        }
      });
    },
    handeReset(scope) {
      this.$confirm("确认重置密码为0000吗?", "警告", {
        confirmButtonText: "确认",
        cancelButtonText: "取消",
        type: "warning",
      }).then(() => {
        resetUserpw(scope.row.id)
          .then((res) => {
            this.$message.success('成功');
          })
          .catch((e) => {});
      });
    },
  },
};
</script>
