vue3使用element form验证_vue3 el-form表单验证

<template>
    <div class="login-container">
        <h2>登录</h2>
        <el-form ref="form" :model="loginForm" :rules="rules" label-width="80px">
            <el-form-item label="账号" prop="username">
                <el-input v-model="loginForm.username"></el-input>
            </el-form-item>
            <el-form-item label="密码" prop="password">
                <el-input v-model="loginForm.password"></el-input>
            </el-form-item>
            <el-form-item>
                <div class="flex-c-c">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="success" plain @click="register">注册</el-button>
                </div>
            </el-form-item>
        </el-form>
    </div>
</template>
<script lang="ts">
import { reactive, toRefs, ref } from 'vue'
import router from '@/router'
export default {
    setup () {
        const form = ref(null)
        let dataMap = reactive({
            loginForm: {
                username: '',
                password: ''
            },
            rules: {
                username: [{required: true, message: '账户不能为空', trigger: 'blur'}],
                password: [{required: true, message: '密码不能为空', trigger: 'blur'}]
            },
            login: () => {
                let {validate} = form.value as any // 确认存在validate，使用类型断言，避免ts报错
                validate((valid:Boolean) => {
                    if(valid) {
                        router.push('/home')
                    }
                })
            },
            register: () => {
                router.push('/register')
            }
        })

        return {
            ...toRefs(dataMap),
            form
        }
    },
 
}
</script>
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