[FE] 求大佬解释登陆部分代码 - V2EX
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garyox64
V2EX    Vue.js

[FE] 求大佬解释登陆部分代码

  •  
  •   garyox64 2022-10-22 22:35:43 +08:00 1467 次点击
    这是一个创建于 1162 天前的主题,其中的信息可能已经有所发展或是发生改变。

    源码: https://github.com/honghuangdc/soybean-admin/blob/main/src/views/system-view/login/components/PwdLogin/index.vue

    <script setup lang="ts"> import { reactive, ref } from 'vue'; import type { FormInst, FormRules } from 'naive-ui'; import { EnumLoginModule } from '@/enum'; import { useAuthStore } from '@/store'; import { useRouterPush } from '@/composables'; import { formRules } from '@/utils'; import { OtherAccount } from './components'; const auth = useAuthStore(); const { login } = useAuthStore(); const { toLoginModule } = useRouterPush(); const formRef = ref<HTMLElement & FormInst>(); const model = reactive({ userName: 'Soybean', password: 'soybean123' }); const rules: FormRules = { password: formRules.pwd }; const rememberMe = ref(false); async function handleSubmit() { await formRef.value?.validate(); const { userName, password } = model; login(userName, password); } function handleLoginOtherAccount(param: { userName: string; password: string }) { const { userName, password } = param; login(userName, password); } </script> <style scoped></style> Footer 2022 GitHub, Inc. Footer navigation Terms Privacy 

    这段代码不是太懂,求大佬们帮解释下 我看登陆是调用 handleSubmithandleSubmitawait formRef,这个 formRef 的值ref<HTMLElement & FormInst>();是啥意思?

    const { login } = useAuthStore();这个也不是很懂,我看也没有 import login 函数啊,这行代码的意思是 把 useAuthStore 的返回值 赋给 login 函数?

    renmu
        1
    renmu  
       2022-10-22 22:41:42 +08:00 via Android
    formref 就是一个那个自定义 form 标签的 ref ,然后调用 validdate 方法。

    @/store 里有个 useauthstore 函数,里面有登录的逻辑
    vecZro
        2
    vecZro  
       2022-10-22 22:48:00 +08:00 via Android
    formRef 应该是获取表单组件的引用吧,提交表单的时候调用这个表单组件的 validate 方法进行表单数据的验证

    const { login } = useAuthStore()就是解构
    useAtuStore 函数执行完会返回一个对象,这个对象里面会包含这个 login 属性
    const res = useAuthStore()
    const login = res.login

    https://developer.mozilla.org/zh-CN/docs/Web/Javascript/Reference/Operators/Destructuring_assignment
    garyox64
        3
    garyox64  
    OP
       2022-10-22 23:02:35 +08:00
    @renmu 哦哦,看到了 ref 了,感谢!
    @vecZro 哦哦,懂了,看过解构,但是 login 这个 我只看到一个 async 的 login ,没理解它就是返回的一部分,感谢大佬指点
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