<template>
    <div class="role-wrap" style="padding: 6px">
        <el-card v-show="showSearch">
            <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="60px"
                v-if="isAdmin">
                <el-form-item label="标题" prop="title">
                    <el-input v-model="queryParams.title" placeholder="请输入标题" clearable size="small"
                        @keyup.enter.native="handleQuery" />
                </el-form-item>
                <el-form-item label="分类" prop="categoryName">
                    <el-input v-model="queryParams.categoryName" placeholder="请输入分类名称" clearable size="small"
                        @keyup.enter.native="handleQuery" />
                </el-form-item>
                <el-form-item label="置顶" prop="isTop">
                    <el-select v-model="queryParams.isTop" placeholder="是否置顶" clearable size="small"
                        style="width: 100px">
                        <el-option v-for="dict in dict.type.iot_yes_no" :key="dict.value" :label="dict.label"
                            :value="dict.value" />
                    </el-select>
                </el-form-item>
                <el-form-item label="轮播" prop="isBanner">
                    <el-select v-model="queryParams.isBanner" placeholder="是否轮播" clearable size="small"
                        style="width: 100px">
                        <el-option v-for="dict in dict.type.iot_yes_no" :key="dict.value" :label="dict.label"
                            :value="dict.value" />
                    </el-select>
                </el-form-item>

                <el-form-item label="发布" prop="status">
                    <el-select v-model="queryParams.status" placeholder="选择状态" clearable size="small"
                        style="width: 100px">
                        <el-option v-for="dict in dict.type.iot_yes_no" :key="dict.value" :label="dict.label"
                            :value="dict.value" />
                    </el-select>
                </el-form-item>
                <el-form-item>
                    <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">{{ $t('search')
                        }}</el-button>
                    <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">{{ $t('reset')
                    }}</el-button>
                </el-form-item>
            </el-form>
        </el-card>
        <el-card class="main-card">
            <div class="card-toolbar mb8 flex-between" style="width: 100%">
                <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:news:add']">{{ $t('add') }}</el-button>
                    </el-col>
                    <el-col :span="1.5">
                        <el-button type="primary" plain icon="el-icon-edit" size="mini" :disabled="single"
                            @click="handleUpdate" v-hasPermi="['iot:news:edit']">修改</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:news:remove']">删除</el-button>
                    </el-col>
                </el-row>
                <div>
                    <el-tooltip class="item" effect="dark" content="导出" placement="top" style="margin-right: 10px">
                        <el-button size="mini" circle icon="el-icon-download" @click="handleExport"
                            v-hasPermi="['iot:news:export']" />
                    </el-tooltip>
                    <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
                </div>
            </div>
            <el-table class="base-table" :border="false" v-loading="loading" :data="newsList"
                @selection-change="handleSelectionChange">
                <el-table-column type="selection" width="55" align="center" />
                <el-table-column label="图片" align="center" prop="imgUrl" width="140px;">
                    <template slot-scope="scope">
                        <el-image style="border-radius: 5px; height: 24px; width: 24px" lazy
                            :preview-src-list="[baseUrl + scope.row.imgUrl]" :src="baseUrl + scope.row.imgUrl"
                            fit="cover"></el-image>
                    </template>
                </el-table-column>
                <el-table-column label="标题" align="center" prop="title" />
                <el-table-column label="分类" align="center" prop="categoryName">
                    <template slot-scope="scope">
                        <el-tag type="info">{{ scope.row.categoryName }}</el-tag>
                    </template>
                </el-table-column>
                <el-table-column label="作者" align="center" prop="author" width="100" />
                <el-table-column label="置顶" align="center" prop="isTop" width="80">
                    <template slot-scope="scope">
                        <dict-tag :options="dict.type.iot_yes_no" :value="scope.row.isTop" />
                    </template>
                </el-table-column>
                <el-table-column label="轮播" align="center" prop="isBanner" width="80">
                    <template slot-scope="scope">
                        <dict-tag :options="dict.type.iot_yes_no" :value="scope.row.isBanner" />
                    </template>
                </el-table-column>
                <el-table-column label="发布" align="center" prop="status" width="80">
                    <template slot-scope="scope">
                        <dict-tag :options="dict.type.iot_yes_no" :value="scope.row.status" />
                    </template>
                </el-table-column>

                <el-table-column label="创建时间" align="center" prop="createTime" width="120">
                    <template slot-scope="scope">
                        <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
                    </template>
                </el-table-column>
                <el-table-column label="备注" align="center" prop="remark" />
                <el-table-column label="操作" align="center">
                    <template slot-scope="scope">
                        <el-button size="small" type="primary" plain style="padding: 5px" icon="el-icon-view"
                            @click="openDetailDialog(scope.row.newsId)">查看</el-button>
                        <el-button size="small" type="primary" plain style="padding: 5px" icon="el-icon-edit"
                            @click="handleUpdate(scope.row)" v-hasPermi="['iot:news:edit']">修改</el-button>
                        <el-button size="small" type="danger" plain style="padding: 5px" icon="el-icon-delete"
                            @click="handleDelete(scope.row)" v-hasPermi="['iot:news:remove']">删除</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" />
        </el-card>
        <!-- 添加或修改新闻资讯对话框 -->
        <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="60px">
                <el-row :gutter="20">
                    <el-col :span="12">
                        <el-form-item label="标题" prop="title">
                            <el-input v-model="form.title" placeholder="请输入标题" />
                        </el-form-item>
                        <el-form-item label="作者" prop="author">
                            <el-input v-model="form.author" placeholder="请输入作者" />
                        </el-form-item>
                        <el-form-item label="摘要" prop="remark">
                            <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" rows="3" />
                        </el-form-item>
                        <el-row>
                            <el-col :span="8">
                                <el-form-item label="置顶" prop="isTop">
                                    <el-switch v-model="form.isTop" active-text="" inactive-text="" :active-value="1"
                                        :inactive-value="0"></el-switch>
                                </el-form-item>
                            </el-col>
                            <el-col :span="8">
                                <el-form-item label="轮播" prop="isBanner">
                                    <el-switch v-model="form.isBanner" active-text="" inactive-text="" :active-value="1"
                                        :inactive-value="0"></el-switch>
                                </el-form-item>
                            </el-col>
                            <el-col :span="8">
                                <el-form-item label="发布" prop="status">
                                    <el-switch v-model="form.status" active-text="" inactive-text="" :active-value="1"
                                        :inactive-value="0"></el-switch>
                                </el-form-item>
                            </el-col>
                        </el-row>
                    </el-col>
                    <el-col :span="12">
                        <el-form-item label="分类" prop="categoryId">
                            <el-select v-model="form.categoryId" placeholder="请选择分类" @change="selectCategory">
                                <el-option v-for="category in categoryList" :key="category.id" :label="category.name"
                                    :value="category.id"></el-option>
                            </el-select>
                        </el-form-item>
                        <el-form-item label="图片">
                            <imageUpload ref="image-upload" :value="form.imgUrl" :limit="1" :fileSize="1"
                                @input="getImagePath($event)"></imageUpload>
                        </el-form-item>
                    </el-col>
                </el-row>
                <el-form-item label="内容">
                    <editor v-model="form.content" :min-height="192" />
                </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>

        <!--通知公告详情 -->
        <el-dialog :title="form.title" :visible.sync="openDetail" width="800px" append-to-body>
            <div style="margin-top: -20px; margin-bottom: 10px">
                <el-tag size="mini" effect="dark" type="success">{{ form.categoryName }}</el-tag>
                <span style="margin-left: 20px">{{ form.createTime }}</span>
            </div>
            <div v-loading="loadingDetail" class="content">
                <div v-html="form.content"></div>
            </div>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="closeDetail">关 闭</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
import { listNews, getNews, delNews, addNews, updateNews } from '@/api/iot/news';
import { listShortNewsCategory } from '@/api/iot/newsCategory';
import imageUpload from '../../../components/ImageUpload/index';

export default {
    name: 'News',
    dicts: ['iot_yes_no'],
    components: {
        imageUpload,
    },
    data() {
        return {
            // 是否为管理员
            isAdmin: false,
            // 详情加载
            loadingDetail: false,
            // 打开详情
            openDetail: false,
            // 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,
            // 新闻资讯表格数据
            newsList: [],
            // 弹出层标题
            title: '',
            // 是否显示弹出层
            open: false,
            // 分类列表
            categoryList: [],
            // 查询参数
            queryParams: {
                pageNum: 1,
                pageSize: 10,
                title: null,
                isTop: null,
                isBanner: null,
                categoryName: null,
                status: '1', // 默认为发布
            },
            // 表单参数
            form: {},
            baseUrl: process.env.VUE_APP_BASE_API,
            // 表单校验
            rules: {
                title: [
                    {
                        required: true,
                        message: '标题不能为空',
                        trigger: 'blur',
                    },
                ],
                content: [
                    {
                        required: true,
                        message: '内容不能为空',
                        trigger: 'blur',
                    },
                ],
                categoryId: [
                    {
                        required: true,
                        message: '分类不能为空',
                        trigger: 'blur',
                    },
                ],
                author: [
                    {
                        required: true,
                        message: '作者不能为空',
                        trigger: 'blur',
                    },
                ],
            },
        };
    },
    created() {
        this.getList();
        this.init();
    },
    methods: {
        init() {
            if (this.$store.state.user.roles.indexOf('tenant') === -1 && this.$store.state.user.roles.indexOf('general') === -1) {
                this.isAdmin = true;
                // 获取分类列表
                listShortNewsCategory().then((response) => {
                    this.categoryList = response.data;
                });
            }
        },
        /** 查询新闻资讯列表 */
        getList() {
            this.loading = true;
            listNews(this.queryParams).then((response) => {
                this.newsList = response.rows;
                this.total = response.total;
                this.loading = false;
            });
        },
        /**获取上传图片的路径 */
        getImagePath(data) {
            this.form.imgUrl = data;
        },
        // 取消按钮
        cancel() {
            this.open = false;
            this.reset();
        },
        // 表单重置
        reset() {
            this.form = {
                newsId: null,
                title: null,
                content: '暂无内容',
                imgUrl: '',
                isTop: null,
                isBanner: null,
                categoryId: null,
                categoryName: null,
                status: null,
                author: 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.newsId);
            this.single = selection.length !== 1;
            this.multiple = !selection.length;
        },
        /** 新增按钮操作 */
        handleAdd() {
            this.reset();
            this.open = true;
            this.title = '添加新闻资讯';
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset();
            const newsId = row.newsId || this.ids;
            getNews(newsId).then((response) => {
                this.form = response.data;
                this.open = true;
                this.title = '修改新闻资讯';
            });
        },
        /** 提交按钮 */
        submitForm() {
            console.log(this.form);
            if (this.form.imgUrl == null || this.form.imgUrl == '') {
                this.$modal.msgError('请上传图片');
                return;
            }
            this.$refs['form'].validate((valid) => {
                if (valid) {
                    if (this.form.newsId != null) {
                        updateNews(this.form).then((response) => {
                            this.$modal.msgSuccess('修改成功');
                            this.open = false;
                            this.getList();
                        });
                    } else {
                        addNews(this.form).then((response) => {
                            this.$modal.msgSuccess('新增成功');
                            this.open = false;
                            this.getList();
                        });
                    }
                }
            });
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            const newsIds = row.newsId || this.ids;
            this.$modal
                .confirm('是否确认删除新闻资讯编号为"' + newsIds + '"的数据项？')
                .then(function () {
                    return delNews(newsIds);
                })
                .then(() => {
                    this.getList();
                    this.$modal.msgSuccess('删除成功');
                })
                .catch(() => { });
        },
        /** 导出按钮操作 */
        handleExport() {
            this.download(
                'iot/news/export',
                {
                    ...this.queryParams,
                },
                `news_${new Date().getTime()}.xlsx`
            );
        },
        /** 选择分类 */
        selectCategory(val) {
            for (var i = 0; i < this.categoryList.length; i++) {
                if (this.categoryList[i].id == val) {
                    this.form.categoryName = this.categoryList[i].name;
                    return;
                }
            }
        },
        // 打开信息详情
        openDetailDialog(newsId) {
            this.openDetail = true;
            this.loadingDetail = true;
            getNews(newsId).then((response) => {
                this.form = response.data;
                this.openDetail = true;
                this.loadingDetail = false;
            });
        },
        // 取消按钮
        closeDetail() {
            this.titleDetail = '详情';
            this.openDetail = false;
            this.reset();
        },
    },
};
</script>

<style lang="scss" scoped>
.content {
    line-height: 24px;
    padding: 10px;
    border: 1px solid #eee;
    border-radius: 10px;
}
</style>
