<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
            <el-form-item :label="$t('system.newsCategory.874509-0')" prop="categoryName">
                <el-input v-model="queryParams.categoryName" :placeholder="$t('system.news.893410-3')" clearable size="small"
                    @keyup.enter.native="handleQuery" />
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">{{ $t('device.index.105953-8') }}</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">{{ $t('device.index.105953-9') }}</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="['iot:newsCategory:add']">{{ $t('system.sysclient.652154-4') }}</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="['iot:newsCategory:edit']">{{ $t('system.sysclient.652154-5') }}</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="['iot:newsCategory:remove']">{{ $t('system.sysclient.652154-6') }}</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="warning" plain icon="el-icon-download" size="mini" @click="handleExport"
                    v-hasPermi="['iot:newsCategory:export']">{{ $t('system.sysclient.652154-7') }}</el-button>
            </el-col>
            <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-loading="loading" :data="categoryList" @selection-change="handleSelectionChange">
            <el-table-column type="selection" width="55" align="center" />
            <el-table-column :label="$t('system.newsCategory.874509-1')" align="center" prop="categoryId" />
            <el-table-column :label="$t('system.newsCategory.874509-0')" align="center" prop="categoryName" />
            <el-table-column :label="$t('system.newsCategory.874509-2')" align="center" prop="orderNum" />
            <el-table-column :label="$t('device.index.105953-33')" align="center" prop="createTime" width="180">
                <template slot-scope="scope">
                    <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
                </template>
            </el-table-column>
            <el-table-column :label="$t('iot.group.index.637432-9')" align="center" prop="remark" min-width="200" header-align="center" />
            <el-table-column :label="$t('device.index.105953-34')" align="center" class-name="small-padding fixed-width">
                <template slot-scope="scope">
                    <el-button size="mini" type="text" icon="el-icon-view" @click="handleUpdate(scope.row)"
                        v-hasPermi="['iot:newsCategory:add']">{{ $t('device.index.105953-60') }}</el-button>
                    <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)"
                        v-hasPermi="['iot:newsCategory:remove']">{{ $t('system.sysclient.652154-6') }}</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" />

        <!-- 添加或修改新闻分类对话框 -->
        <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="$t('system.newsCategory.874509-0')" prop="categoryName">
                    <el-input v-model="form.categoryName" :placeholder="$t('system.news.893410-3')" />
                </el-form-item>
                <el-form-item :label="$t('system.newsCategory.874509-2')" prop="orderNum">
                    <el-input-number v-model="form.orderNum" :placeholder="$t('system.newsCategory.874509-3')" type="number" controls-position="right"
                        style="width: 100%" />
                </el-form-item>
                <el-form-item :label="$t('iot.group.index.637432-9')" prop="remark">
                    <el-input v-model="form.remark" type="textarea" :placeholder="$t('iot.group.index.637432-16')" />
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm" v-hasPermi="['iot:newsCategory:edit']"
                    v-show="form.categoryId">{{ $t('iot.group.index.637432-17') }}</el-button>
                <el-button type="primary" @click="submitForm" v-hasPermi="['iot:newsCategory:add']"
                    v-show="!form.categoryId">{{ $t('iot.group.index.637432-18') }}</el-button>
                <el-button @click="cancel">{{ $t('iot.group.index.637432-19') }}</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
import {
    listNewsCategory,
    getNewsCategory,
    delNewsCategory,
    addNewsCategory,
    updateNewsCategory
} from "@/api/iot/newsCategory";

export default {
    name: "Category",
    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,
            // 显示搜索条件
            showSearch: true,
            // 总条数
            total: 0,
            // 新闻分类表格数据
            categoryList: [],
            // 弹出层标题
            title: "",
            // 是否显示弹出层
            open: false,
            // 查询参数
            queryParams: {
                pageNum: 1,
                pageSize: 10,
                categoryName: null,
            },
            // 表单参数
            form: {},
            // 表单校验
            rules: {
                categoryName: [{
                    required: true,
                    message: this.$t('system.newsCategory.874509-4'),
                    trigger: "blur"
                }],
                orderNum: [{
                    required: true,
                    message: this.$t('system.newsCategory.874509-5'),
                    trigger: "blur"
                }],
            }
        };
    },
    created() {
        this.getList();
    },
    methods: {
        /** 查询新闻分类列表 */
        getList() {
            this.loading = true;
            listNewsCategory(this.queryParams).then(response => {
                this.categoryList = response.rows;
                this.total = response.total;
                this.loading = false;
            });
        },
        // 取消按钮
        cancel() {
            this.open = false;
            this.reset();
        },
        // 表单重置
        reset() {
            this.form = {
                categoryId: null,
                categoryName: null,
                orderNum: null,
                delFlag: null,
                createBy: null,
                createTime: null,
                updateBy: null,
                updateTime: null,
                remark: null
            };
            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.categoryId)
            this.single = selection.length !== 1
            this.multiple = !selection.length
        },
        /** 新增按钮操作 */
        handleAdd() {
            this.reset();
            this.open = true;
            this.title = this.$t('system.newsCategory.874509-6');
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset();
            const categoryId = row.categoryId || this.ids
            getNewsCategory(categoryId).then(response => {
                this.form = response.data;
                this.open = true;
                this.title = this.$t('system.newsCategory.874509-7');
            });
        },
        /** 提交按钮 */
        submitForm() {
            this.$refs["form"].validate(valid => {
                if (valid) {
                    if (this.form.categoryId != null) {
                        updateNewsCategory(this.form).then(response => {
                            this.$modal.msgSuccess(this.$t('iot.group.index.637432-24'));
                            this.open = false;
                            this.getList();
                        });
                    } else {
                        addNewsCategory(this.form).then(response => {
                            this.$modal.msgSuccess(this.$t('iot.group.index.637432-25'));
                            this.open = false;
                            this.getList();
                        });
                    }
                }
            });
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            const categoryIds = row.categoryId || this.ids;
            let msg = "";
            this.$modal.confirm(this.$t('system.newsCategory.874509-8', [categoryIds])).then(function () {
                return delNewsCategory(categoryIds).then(response => {
                    msg = response.msg;
                });
            }).then(() => {
                this.getList();
                this.$modal.msgSuccess(msg);
            }).catch(() => { });
        },
        /** 导出按钮操作 */
        handleExport() {
            this.download('iot/newsCategory/export', {
                ...this.queryParams
            }, `category_${new Date().getTime()}.xlsx`)
        }
    }
};
</script>
