<template>
    <div>
        <div class="filters-container">

            <el-input placeholder="关键字" size="small" v-model="filter1" clearable class="filter-item"></el-input>
            <el-button @click="showAdvancedQueryDialog = !showAdvancedQueryDialog" type="primary" size="small" icon="el-icon-search" class="filter-item">高级查询
            </el-button>
            <el-button @click="getData" type="primary" size="small" icon="el-icon-search" class="filter-item">搜索
            </el-button>
            <el-button @click="$router.push('/queryConfig')" type="primary" size="small" icon="el-icon-edit" class="filter-item">添加
            </el-button>
            <el-button @click="exportExcel" type="primary" size="small" icon="el-icon-share" class="filter-item">导出EXCEL
            </el-button>
            <el-dropdown trigger="click" size="medium" class="table-column-filter">
                <span>
                    筛选数据
                    <i class="el-icon-arrow-down el-icon--right"></i>
                </span>
                <el-dropdown-menu slot="dropdown" class="table-column-filter-wrapper">
                    <el-checkbox v-for="item in tableColumns" :key="item.value" v-model="item.show">{{item.label}}
                    </el-checkbox>
                </el-dropdown-menu>
            </el-dropdown>
        </div>
        <el-table :data="tableData" :height="tableHeight" row-key="id" ref="table">
            <el-table-column v-if="multipleMode" align="center" type="selection" width="50">
            </el-table-column>
            <el-table-column type="index" min-width="50" align="center">
            </el-table-column>
            <el-table-column v-if="isColumnShow('code')" prop="code" label="code" min-width="100">
            </el-table-column>
            <el-table-column v-if="isColumnShow('tableName')" prop="tableName" label="表名" min-width="100">
            </el-table-column>
            <el-table-column v-if="isColumnShow('typeFlag')" prop="typeFlag" label="类型" min-width="100">
            </el-table-column>
            <!--  <el-table-column v-if="isColumnShow('tablecolumns')" prop="tablecolumns" label="字段" min-width="100">
            </el-table-column> -->
            <el-table-column v-if="isColumnShow('databasetype')" prop="databasetype" label="数据库类型" min-width="100">
            </el-table-column>
            <el-table-column v-if="isColumnShow('modules')" prop="modules" label="功能" min-width="100">
            </el-table-column>
            <el-table-column label="操作" align="center" fixed="right">
                <template slot-scope="scope">
                    <el-button @click="editRow(scope.row)" type="primary" size="mini" plain>编辑</el-button>
                </template>
            </el-table-column>
        </el-table>
        <div class="pagination-wrapper">
            <div class="multiple-mode-wrapper" v-if="0">
                <el-button size="small" v-if="!multipleMode" @click="toggleMultipleMode(true)">批量编辑</el-button>
                <el-button-group v-else>
                    <el-button size="small" @click="operation1">批量操作1</el-button>
                    <el-button size="small" @click="operation2">批量操作2</el-button>
                    <el-button size="small" @click="toggleMultipleMode(false)">取消</el-button>
                </el-button-group>
            </div>
            <el-pagination background @size-change="pageSizeChange" @current-change="currentPageChange" :current-page="currentPage" :page-sizes="[10, 20, 30, 40, 50]" :page-size="pageSize" layout="total, sizes, prev, pager, next, jumper" :total="totalNumber">
            </el-pagination>
        </div>
        <el-dialog title="高级查询" :visible.sync="showAdvancedQueryDialog">
            <el-button @click="addField" type="text" icon="el-icon-plus">添加</el-button>
            <el-table :data="advancedQueryFields">

                <el-table-column prop="link" label="链接符" align="center">
                    <template slot-scope="{row}">
                        <el-select placeholder="链接" size="small" v-model="row.link" class="filter-item">
                            <el-option label="AND" value="AND">
                            </el-option>
                            <el-option label="OR" value="OR">
                            </el-option>
                        </el-select>
                    </template>
                </el-table-column>
                <el-table-column prop="name" label="字段" align="center">
                    <template slot-scope="{row}">
                        <el-select v-model="row.name">

                            <el-option v-for="item in advancedQueryColumns" :label="item.label" :value="item.value" :key="item.value"></el-option>
                        </el-select>
                    </template>
                </el-table-column>
                <el-table-column prop="searchMethod" label="搜索方式" width="150" align="center">
                    <template slot-scope="{row}">
                        <el-select v-model="row.searchMethod">
                            <el-option v-for="item in searchMethods" :label="item" :value="item" :key="item"></el-option>
                        </el-select>
                    </template>
                </el-table-column>
                <el-table-column prop="value" label="参数" align="center">
                    <template slot-scope="{row}">
                        <el-input v-model="row.value"></el-input>
                    </template>
                </el-table-column>
                <el-table-column width="60" align="center">
                    <template slot-scope="{ row, column, $index }">
                        <el-button @click="removeField($index)" size="small" type="text">删除</el-button>
                    </template>
                </el-table-column>
            </el-table>

            <span slot="footer" class="dialog-footer">

                <el-button @click="advancedQuery" :loading="$store.state.fetchingData">确定</el-button>
            </span>
        </el-dialog>

    </div>
</template>
<script>
import { mapState } from 'vuex'

export default {
    created() {
        this.getData();
    },
    data() {
        return {
            totalNumber: 0,
            totalPage: 10,
            currentPage: 1,
            pageSize: 20,
            tableData: [],
            filter1: '',
            filter2: '',
            tableColumns: [
                {
                    label: 'code',
                    value: 'code',
                    show: true
                },
                {
                    label: '表名',
                    value: 'tableName',
                    show: true
                },
                {
                    label: '类型',
                    value: 'typeFlag',
                    show: true
                },
                // {
                //     label: '字段',
                //     value: 'tablecolumns',
                //     show: true
                // },
                {
                    label: '数据库类型',
                    value: 'databasetype',
                    show: true
                },
                {
                    label: '功能',
                    value: 'modules',
                    show: true
                },

            ],
            multipleMode: false,
            showAdvancedQueryDialog: false,
            advancedQueryFields: [],
            searchMethods: ['=', '!=', '>', '>=', '<', '<=', 'like'],
            advancedQueryColumns: [
                {
                    label: 'code',
                    value: 'code'
                },
                {
                    label: '表名',
                    value: 'table_name'
                },
                {
                    label: '类型',
                    value: 'typeFlag'
                },
                /* {
                    label: '字段',
                    value: 'tableColumns'
                }, */
                {
                    label: '数据库类型',
                    value: 'dataBaseType'
                },
                {
                    label: '功能',
                    value: 'modules'
                },

            ],
            advancedQuerySearchKey: '',
        }
    },
    computed: {
        ...mapState(['tableHeight']),
        selection() {
            return this.$refs.table.selection.map(i => i.id);
        }
    },
    methods: {
        pageSizeChange(size) {
            this.currentPage = 1;
            this.pageSize = size;
            this.getData();
        },
        currentPageChange(page) {
            this.currentPage = page;
            this.getData();
        },
        getData() {
            this.$http.get({
                url: '/queryConfig/page',
                data: {
                    currentPage: this.currentPage,
                    pageNumber: this.pageSize,
                    searchKey: this.filter1,
                    advancedQuery: this.advancedQuerySearchKey,
                }
            }).then(res => {
                if (res.success) {
                    this.totalNumber = res.data.page.totalNumber;
                    this.tableData = res.data.pp;
                }
            })
        },
        isColumnShow(column) {
            var row = this.tableColumns.find(i => i.value === column);
            return row ? row.show : false;
        },
        toggleMultipleMode(multipleMode) {
            this.multipleMode = multipleMode;
            if (!multipleMode) {
                this.$refs.table.clearSelection();
            }
        },
        editRow(row) {
            this.$router.push({
                path: '/queryConfig',
                query: {
                    id: row.id
                }
            })
        },
        operation1() {
            this.$notify({
                title: '提示',
                message: this.selection
            });
        },
        operation2() {
            this.$message('操作2');
        },
        addField() {
            this.advancedQueryFields.push({
                link: 'AND',
                name: '',
                searchMethod: '=',
                value: '',
            });
        },
        removeField(i) {
            if (this.advancedQueryFields.length > 0) {
                this.advancedQueryFields.splice(i, 1);
            }
        },
        advancedQuery() {

            this.advancedQuerySearchKey = '';

            if (this.advancedQueryFields.length > 0) {

                var templist = [];

                this.advancedQueryFields.forEach(item => {
                    if (item.link && item.name && item.searchMethod && item.value) {
                        var tempItem = item.link + '_,' + item.name + '_,' + item.searchMethod + '_,' + item.value;
                        templist.push(tempItem);
                    }
                })

                if (templist.length > 0) {

                    this.advancedQuerySearchKey = templist.join('_;');
                }
            }

            this.getData();
            this.showAdvancedQueryDialog = false;
        },
        exportExcel() {
            window.location.href = this.$baseUrl + "/queryConfig/exportExcel?searchKey=" + this.filter1 + "&advancedQuery=" + this.advancedQuerySearchKey
        },

    }
}
</script>
<style lang="less" scoped>
</style>
