md5file/routes/menu.js

const router = require('koa-router')()

//  全局路由
router.prefix('/menu')
router.get('/getMenu', async (ctx, next) => {
    const [rows, fields] = await global.SQL.execute('SELECT * FROM `menu` WHERE `isdelete` = 0');
    ctx.body = {
        data: rows,
        state: true,
        message: '获取内容成功'
    }
})
router.delete('/deleteMenu', async (ctx, next) => {
    const arg = ctx.request.query;
    if(!arg.id){
        ctx.body = {
            data: {},
            state: false,
            message: '缺少id'
        }
        return
    }
    const [rows, fields] = await global.SQL.execute('UPDATE menu SET isdelete = 1 WHERE `id` = ?', [arg.id]);
    ctx.body = {
        data: rows,
        state: true,
        message: '删除菜单成功'
    }
})
router.put('/updateMenu', async (ctx, next) => {
    const arg = ctx.request.body;
    const field = ['name', 'route', 'rank', 'remarks', 'father', 'icon']
    const noField = []
    field.map(item => {
        if (!Object.keys(arg).includes(item)) noField.push(item)
    })
    if (noField.length != 0) {
        ctx.body = {
            data: {},
            state: false,
            message: '缺少' + noField
        }
        return
    }
    const [rows, fields] = await global.SQL.execute('UPDATE menu SET name = ? , rank = ? , remarks = ? , route = ?, icon = ? WHERE id = ?', [arg.name, arg.rank, arg.remarks, arg.route, arg.icon, Number(arg.id)]);
    ctx.body = {
        data: rows,
        state: true,
        message: '更新成功'
    }
})

router.put('/changeMenuItemRank', async (ctx, next) => {
    const arg = ctx.request.body;
    const field = ['rankArr']
    const noField = []
    field.map(item => {
        if (!Object.keys(arg).includes(item)) noField.push(item)
    })
    if (noField.length != 0) {
        ctx.body = {
            data: {},
            state: false,
            message: '缺少' + noField
        }
        return
    }
    arg.rankArr = JSON.parse(arg.rankArr)
    const a = arg.rankArr.map(item => {
        return `WHEN ${item.id} THEN ${item.rank}`
    }).join(' ')
    const b = arg.rankArr.map(item => item.id)
    const SQL = `UPDATE menu SET rank = CASE id ${a} END WHERE id IN (${b})`
    // console.log(SQL)
    try{
        const [rows, fields] = await global.SQL.execute(SQL);
        ctx.body = {
            data: rows,
            state: true,
            message: '更新成功'
        }
    }catch (e) {
        console.error(e)
    }

})



router.post('/createMneuItem', async (ctx, next) => {
    const arg = ctx.request.body;
    const field = ['name', 'route', 'rank', 'remarks', 'father', 'icon']
    const noField = []
    field.map(item => {
        if (!Object.keys(arg).includes(item)) noField.push(item)
    })
    if (noField.length != 0) {
        ctx.body = {
            data: {},
            state: false,
            message: '缺少' + noField
        }
        return
    }
    const [checket, checketFields] = await global.SQL.execute('SELECT * FROM `menu` WHERE `isdelete` = 0 AND `route` = ?', [arg.route]);
    if(checket.length != 0){
        ctx.body = {
            data: {},
            state: false,
            message: '路由标志已存在:' + arg.route
        }
        return
    }
    const createTime = new Date().getTime()
    const [rows, fields] = await global.SQL.execute('INSERT INTO menu (name, rank, route, father, remarks, createTime) VALUES (?, ?, ?, ?, ?, ?)', [arg.name, arg.rank, arg.route, arg.father, arg.remarks, createTime])
    ctx.body = {
        data: rows,
        state: true,
        message: '创建成功'
    }
})

module.exports = router