编辑用户 ​

	async edit(){
        const { ctx, app } = this;
        const id = ctx.params.id
        let data = await app.model.User.findOne({
            where:{
                id
            }
        })
        if(!data){
            return await ctx.pageFail('该记录不存在')
        }

        data = JSON.parse(JSON.stringify(data))
        delete data.password

        await ctx.renderTemplate({
            id:ctx.params.id,
            title: "修改用户",
            tempType: "form",
            form: {
                // 提交地址
                action: "/admin/user/" + ctx.params.id,
                fields:[{
					label: "用户名",
					type: "text",
					name: "username",
					placeholder: "用户名",
				}, {
					label: "密码",
					type: "text",
					name: "password",
					placeholder: "密码"
				}, {
					label: "头像",
					type: "file",
					name: "avatar",
				}, {
					label: "金币",
					type: "number",
					name: "coin",
					default: 0
				}],
                data
            },
            // 新增成功跳转路径
            successUrl:"/admin/user"
        })
    }

    async update(){
        const { ctx, app } = this;
        ctx.validate({
            id:{
                type:"int",
                required:true
            },
            username:{
                type:"string",
                required:true
            },
            password:{
                type:"string",
            },
            avatar:{
                type:"string",
            },
            coin:{
                type:"int",
            }
        })
        const id = ctx.params.id
        const { username,password,avatar,coin } = ctx.request.body
        // 用户名是否被使用
        const Op = app.Sequelize.Op;
        if(await app.model.User.findOne({
            where:{
                id:{
                    [Op.ne]: id,
                },
                username
            }
        })){
            return ctx.apiFail('该用户名已存在')
        }
        // 当前管理员是否存在
        let user = await app.model.User.findOne({
            where:{
                id
            }
        })
        if(!user){
            return ctx.apiFail('该记录不存在')
        }

        user.username = username
        user.avatar = avatar
        user.coin = coin
        if(password){
            user.password = password
        }
        ctx.apiSuccess(await user.save())
    }

router.get("/admin/user/edit/:id", controller.admin.user.edit);
router.post("/admin/user/:id", controller.admin.user.update);