<template> 
 | 
    <TableLayout class="menu-layout" :permissions="['system:menu:query']"> 
 | 
        <!-- 表格和分页 --> 
 | 
        <template v-slot:table-wrap> 
 | 
            <ul class="toolbar" v-permissions="['system:menu:create', 'system:menu:delete', 'system:menu:sort']"> 
 | 
                <li><el-button type="primary" @click="$refs.OperaMenuComWindow.open('新建一级菜单',null,null,1)" icon="el-icon-plus" v-permissions="['system:menu:create']">新建</el-button></li> 
 | 
                <li><el-button @click="deleteByIdInBatch" icon="el-icon-delete" v-permissions="['system:menu:delete']">删除</el-button></li> 
 | 
                <li><el-button @click="sort('top')" :loading="isWorking.sort" icon="el-icon-sort-up" v-permissions="['system:menu:sort']">上移</el-button></li> 
 | 
                <li><el-button @click="sort('bottom')" :loading="isWorking.sort" icon="el-icon-sort-down" v-permissions="['system:menu:sort']">下移</el-button></li> 
 | 
            </ul> 
 | 
            <el-table 
 | 
                ref="table" 
 | 
                v-loading="isWorking.search" 
 | 
                :data="tableData.list" 
 | 
                :tree-props="{children: 'children', hasChildren: 'hasChildren'}" 
 | 
                row-key="id" 
 | 
                stripe 
 | 
                :default-expand-all="false" 
 | 
                @selection-change="handleSelectionChange" 
 | 
            > 
 | 
                <el-table-column type="selection" width="55" fixed="left"></el-table-column> 
 | 
                <el-table-column prop="name" label="菜单名称"  fixed="left" min-width="160px"></el-table-column> 
 | 
                <el-table-column prop="icon" label="图标" min-width="80px" class-name="table-column-icon"> 
 | 
                    <template slot-scope="{row}"> 
 | 
                        <i v-if="row.icon != null && row.icon !== ''" :class="{[row.icon]: true}"></i> 
 | 
                        <template v-else>未设置</template> 
 | 
                    </template> 
 | 
                </el-table-column> 
 | 
                <el-table-column prop="path" label="访问路径" min-width="140px"></el-table-column> 
 | 
                <el-table-column prop="remark" label="备注" min-width="120px"></el-table-column> 
 | 
                <el-table-column prop="createUser" label="创建人" min-width="100px"> 
 | 
                    <template slot-scope="{row}">{{row.createUserInfo == null ? '' : row.createUserInfo.username}}</template> 
 | 
                </el-table-column> 
 | 
                <el-table-column prop="createTime" label="创建时间" min-width="140px"></el-table-column> 
 | 
                <el-table-column prop="updateUser" label="更新人" min-width="100px"> 
 | 
                    <template slot-scope="{row}">{{row.updateUserInfo == null ? '' : row.updateUserInfo.username}}</template> 
 | 
                </el-table-column> 
 | 
                <el-table-column prop="updateTime" label="更新时间" min-width="140px"></el-table-column> 
 | 
                <el-table-column prop="disabled" label="是否启用" min-width="80px"> 
 | 
                    <template slot-scope="{row}"> 
 | 
                        <el-switch v-model="row.disabled" :active-value="false" :inactive-value="true" @change="switchDisabled(row)"/> 
 | 
                    </template> 
 | 
                </el-table-column> 
 | 
                <el-table-column 
 | 
                    v-if="containPermissions(['system:menu:update', 'system:menu:create', 'system:menu:delete'])" 
 | 
                    label="操作" 
 | 
                    min-width="220" 
 | 
                    fixed="right" 
 | 
                > 
 | 
                    <template slot-scope="{row}"> 
 | 
                        <el-button type="text" icon="el-icon-edit" @click="$refs.OperaMenuComWindow.open('编辑菜单', {...row, type: 1})" v-permissions="['system:menu:update']">编辑</el-button> 
 | 
                        <el-button type="text" icon="el-icon-plus" @click="$refs.OperaMenuComWindow.open('新建子菜单', null, {...row, type: 1})" v-permissions="['system:menu:create']">新建子菜单</el-button> 
 | 
                        <el-button v-if="!row.fixed" type="text" icon="el-icon-delete" @click="deleteById(row)" v-permissions="['system:menu:delete']">删除</el-button> 
 | 
                    </template> 
 | 
                </el-table-column> 
 | 
            </el-table> 
 | 
        </template> 
 | 
        <!-- 新建/修改 --> 
 | 
        <OperaMenuComWindow ref="OperaMenuComWindow" @success="handlePageChange(tableData.pagination.pageIndex)"/> 
 | 
    </TableLayout> 
 | 
</template> 
 | 
  
 | 
<script> 
 | 
    import TableLayout from '@/layouts/TableLayout' 
 | 
    import BaseTable from '@/components/base/BaseTable' 
 | 
    import OperaMenuComWindow from '@/components/system/menu/OperaMenuComWindow' 
 | 
    import { fetchTree1, updateStatus, sort } from '@/api/system/menu' 
 | 
    export default { 
 | 
        name: 'SystemMenu', 
 | 
        extends: BaseTable, 
 | 
        components: { OperaMenuComWindow, TableLayout }, 
 | 
        data () { 
 | 
            return { 
 | 
                // 是否正在处理中 
 | 
                isWorking: { 
 | 
                    sort: false 
 | 
                } 
 | 
            } 
 | 
        }, 
 | 
        methods: { 
 | 
            // 查询数据 
 | 
            handlePageChange () { 
 | 
                this.isWorking.search = true 
 | 
                fetchTree1() 
 | 
                    .then(records => { 
 | 
                        this.tableData.list = records 
 | 
                    }) 
 | 
                    .catch(e => { 
 | 
                        this.$tip.apiFailed(e) 
 | 
                    }) 
 | 
                    .finally(() => { 
 | 
                        this.isWorking.search = false 
 | 
                    }) 
 | 
            }, 
 | 
            // 排序 
 | 
            sort (direction) { 
 | 
                if (this.isWorking.sort) { 
 | 
                    return 
 | 
                } 
 | 
                if (this.tableData.selectedRows.length === 0) { 
 | 
                    this.$tip.warning('请选择一条数据') 
 | 
                    return 
 | 
                } 
 | 
                if (this.tableData.selectedRows.length > 1) { 
 | 
                    this.$tip.warning('排序时仅允许选择一条数据') 
 | 
                    return 
 | 
                } 
 | 
                const menuId = this.tableData.selectedRows[0].id 
 | 
                // 找到菜单范围 
 | 
                let menuPool 
 | 
                for (const rootMenu of this.tableData.list) { 
 | 
                    const parent = this.__findParent(menuId, rootMenu) 
 | 
                    if (parent != null) { 
 | 
                        menuPool = parent.children 
 | 
                    } 
 | 
                } 
 | 
                menuPool = menuPool || this.tableData.list 
 | 
                const menuIndex = menuPool.findIndex(menu => menu.id === menuId) 
 | 
                // 上移校验 
 | 
                if (direction === 'top' && menuIndex === 0) { 
 | 
                    this.$tip.warning('菜单已到顶部') 
 | 
                    return 
 | 
                } 
 | 
                // 下移校验 
 | 
                if (direction === 'bottom' && menuIndex === menuPool.length - 1) { 
 | 
                    this.$tip.warning('菜单已到底部') 
 | 
                    return 
 | 
                } 
 | 
                this.isWorking.sort = true 
 | 
                sort({ 
 | 
                    id: this.tableData.selectedRows[0].id, 
 | 
                    direction 
 | 
                }) 
 | 
                    .then(() => { 
 | 
                        if (direction === 'top') { 
 | 
                            menuPool.splice(menuIndex, 0, menuPool.splice(menuIndex - 1, 1)[0]) 
 | 
                        } else { 
 | 
                            menuPool.splice(menuIndex, 0, menuPool.splice(menuIndex + 1, 1)[0]) 
 | 
                        } 
 | 
                    }) 
 | 
                    .catch(e => { 
 | 
                        this.$tip.apiFailed(e) 
 | 
                    }) 
 | 
                    .finally(() => { 
 | 
                        this.isWorking.sort = false 
 | 
                    }) 
 | 
            }, 
 | 
            // 启用/禁用菜单 
 | 
            switchDisabled (row) { 
 | 
                if (!row.disabled) { 
 | 
                    this.__updateMenuStatus(row) 
 | 
                    return 
 | 
                } 
 | 
                this.$dialog.disableConfirm(`确认禁用 ${row.name} 菜单吗?`) 
 | 
                    .then(() => { 
 | 
                        this.__updateMenuStatus(row) 
 | 
                    }).catch(() => { 
 | 
                    row.disabled = !row.disabled 
 | 
                }) 
 | 
            }, 
 | 
            // 查询父节点 
 | 
            __findParent (id, parent) { 
 | 
                if (parent.children === 0) { 
 | 
                    return 
 | 
                } 
 | 
                for (const menu of parent.children) { 
 | 
                    if (menu.id === id) { 
 | 
                        return parent 
 | 
                    } 
 | 
                    if (menu.children.length > 0) { 
 | 
                        const m = this.__findParent(id, menu) 
 | 
                        if (m != null) { 
 | 
                            return m 
 | 
                        } 
 | 
                    } 
 | 
                } 
 | 
                return null 
 | 
            }, 
 | 
            // 修改菜单状态 
 | 
            __updateMenuStatus (row) { 
 | 
                updateStatus({ 
 | 
                    id: row.id, 
 | 
                    parentId: row.parentId, 
 | 
                    disabled: row.disabled 
 | 
                }) 
 | 
                    .then(() => { 
 | 
                        this.$tip.apiSuccess('修改成功') 
 | 
                    }) 
 | 
                    .catch(e => { 
 | 
                        row.disabled = !row.disabled 
 | 
                        this.$tip.apiFailed(e) 
 | 
                    }) 
 | 
            } 
 | 
        }, 
 | 
        created () { 
 | 
            this.config({ 
 | 
                module: '菜单', 
 | 
                api: '/system/menu' 
 | 
            }) 
 | 
            this.search() 
 | 
        } 
 | 
    } 
 | 
</script> 
 | 
  
 | 
<style lang="scss" scoped> 
 | 
    @import "@/assets/style/variables.scss"; 
 | 
    .menu-layout { 
 | 
        /deep/ .table-content { 
 | 
            margin-top: 0; 
 | 
        } 
 | 
    } 
 | 
    // 图标列 
 | 
    .table-column-icon { 
 | 
        // element-ui图标 
 | 
        i { 
 | 
            background-color: $primary-color; 
 | 
            opacity: 0.72; 
 | 
            font-size: 20px; 
 | 
            color: #fff; 
 | 
            padding: 4px; 
 | 
            border-radius: 50%; 
 | 
        } 
 | 
        // 自定义图标 
 | 
        [class^="eva-icon-"] { 
 | 
            width: 20px; 
 | 
            height: 20px; 
 | 
            background-size: 16px; 
 | 
            vertical-align: middle; 
 | 
        } 
 | 
    } 
 | 
</style> 
 |