koa3-demo/src/modules/Auth/controller/index.js

import Router from "utils/router.js"
import { logger } from "@/logger.js"
import BaseController from "@/base/BaseController.js"
import AuthService from "../services"

export default class AuthController extends BaseController {
    /**
     * 创建基础页面相关路由
     * @returns {Router} 路由实例
     */
    static createRoutes() {
        const controller = new this()
        const router = new Router({ auth: false })

        router.get("/login", controller.handleRequest(controller.loginGet))
        router.post("/login", controller.handleRequest(controller.loginPost))

        router.post("/login/validate/username", controller.handleRequest(controller.validateUsername))
        router.post("/login/validate/password", controller.handleRequest(controller.validatePassword))

        router.post("/logout", controller.handleRequest(controller.logout), { auth: true })

        return router
    }

    constructor() {
        super()
    }

    // 首页
    async loginGet(ctx) {
        return this.render(ctx, "page/login/index", {})
    }

    async loginPost(ctx) {
        const res = await AuthService.login(ctx.request.body)
        ctx.session.user = res.user
        ctx.set("HX-Redirect", "/")
    }

    async validateUsername(ctx) {
        const { username } = ctx.request.body
        const uiPath = "page/login/_ui/username"
        if (username === "") {
            return this.render(ctx, uiPath, {
                value: username,
                error: "用户名不能为空",
            })
        }
        return this.render(ctx, uiPath, {
            value: username,
            error: undefined,
        })
    }

    async validatePassword(ctx) {
        const { password } = ctx.request.body
        const uiPath = "page/login/_ui/password"
        if (password === "") {
            return this.render(ctx, uiPath, {
                value: password,
                error: "密码不能为空",
            })
        }
        return this.render(ctx, uiPath, {
            value: password,
            error: undefined,
        })
    }

    async logout(ctx) {
        ctx.session.user = null
        ctx.set("HX-Redirect", "/")
    }
}