<template>
    <div class="app-container">
        <div style="margin-top:10px">
            <el-button type="primary" @click="handleAdd" icon="el-icon-plus">新增</el-button>
        </div>
        <el-table :data="tableData" style="width: 100%;margin-top:10px;" border fit v-loading="listLoading"
            highlight-current-row max-height="700">
            <el-table-column type="index" width="50"></el-table-column>
            <el-table-column align="center" label="名称">
                <template slot-scope="scope">{{ scope.row.name }}</template>
            </el-table-column>
            <el-table-column label="创建日期">
                <template slot-scope="scope">
                    <span>{{ scope.row.create_time }}</span>
                </template>
            </el-table-column>
            <el-table-column align="center" label="操作">
                <template slot-scope="scope">
                    <el-button type="primary" size="small" @click="handleEdit(scope)" icon="el-icon-edit"
                        :disabled="!checkPermission(['questioncat_update'])"></el-button>
                    <el-button type="danger" size="small" @click="handleDelete(scope)" icon="el-icon-delete"
                        :disabled="!checkPermission(['questioncat_delete'])"></el-button>
                </template>
            </el-table-column>
        </el-table>
        <pagination v-show="total > 0" 
            :total="total" 
            :page.sync="listQuery.page" 
            :limit.sync="listQuery.page_size"
            @pagination="getList" />
        <el-dialog :visible.sync="dialogVisible" :title="dialogType === 'edit' ? '编辑分类' : '新增分类'">
            <el-form :model="questioncat" label-width="80px" label-position="right" :rules="rule1" ref="commonForm">
                <el-form-item label="名称" prop="name">
                    <el-input v-model="questioncat.name" placeholder="名称" />
                </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('commonForm')">确认</el-button>
            </div>
            
        </el-dialog>
    </div>
</template>
  
<script>
import { getQuestioncatList,createQuestioncat,updateQuestioncat,deleteQuestioncat } from "@/api//exam";
import checkPermission from "@/utils/permission";
import Pagination from "@/components/Pagination";

const defaultObj = {
    id: "",
    name: "",
};
const listQuery = {
    page: 1,
    page_size: 20
};
export default {
    components: { Pagination },
    data() {
        return {
            questioncat: defaultObj,
            search: "",
            total: 0,
            listQuery: listQuery,
            tableData: [],
            typeOptions: [],
            listLoading: false,
            dialogVisible: false,
            dialogType: "new",
            rule1: {
                name: [{ required: true, message: "请输入名称", trigger: "blur" }],
                type: [{ required: true, message: "请选择分类", trigger: "change" }]
            },
            typeData: [{
                value: '公共',
                label: '公共'
            }, {
                value: '专业',
                label: '专业'
            }],
        };
    },
    mounted(){
        this.getList();
    },
    methods: {
        checkPermission,

        getList() {
            this.listLoading = true;
            getQuestioncatList(this.listQuery).then(response => {
                this.tableData = response.data.results;
                this.total = response.data.count;
                this.listLoading = false;
            });
        },
        resetFilter() {
            this.listQuery = listQuery
            this.getList();
        },
        handleFilter() {
            this.listQuery.page = 1;
            this.getList();
        },
        handleAdd() {
            this.questioncat = Object.assign({}, defaultObj);
            this.dialogType = "new";
            this.dialogVisible = true;
            this.$nextTick(() => {
                this.$refs["commonForm"].clearValidate();
            });
        },
        handleEdit(scope) {
            this.questioncat = Object.assign({}, scope.row); // copy obj
            this.dialogType = "edit";
            this.dialogVisible = true;
            this.$nextTick(() => {
                this.$refs["commonForm"].clearValidate();
            });
        },
        handleDelete(scope) {
            this.$confirm("确认删除该分类吗?将丢失数据!", "警告", {
                confirmButtonText: "确认",
                cancelButtonText: "取消",
                type: "error"
            })
                .then(async () => {
                    await deleteQuestioncat(scope.row.id);
                    this.getList();
                    this.$message({
                        type: "success",
                        message: "成功删除!"
                    });
                })
                .catch(err => {
                    // console.error(err);
                });
        },
        async confirm(form) {
            let that = this;
            that.$refs[form].validate(valid => {
                if (valid) {
                    let isEdit = that.dialogType === "edit";
                    if (isEdit) {
                        updateQuestioncat(that.questioncat.id, that.questioncat).then(
                            () => {
                                that.getList();
                                that.dialogVisible = false;
                                that.$message.success('成功')
                            }
                        );
                    } else {
                        createQuestioncat(that.questioncat).then(res => {
                            that.getList();
                            that.dialogVisible = false;
                            that.$message.success('成功')
                        });
                    }
                } else {
                    return false;
                }
            });
        }
    }
};
</script>
  