vue一个界面有两个form表单如何进行校验

<template>
    <div style="width: 500px; margin: 0 auto">
        <el-form :model="ruleFormA" :rules="rules" ref="ruleFormA">
            <el-form-item label="活动名称" prop="name">
                <el-input v-model="ruleFormA.name"></el-input>
            </el-form-item>
            <el-form-item label="活动区域" prop="region">
                <el-select
                    v-model="ruleFormA.region"
                    placeholder="请选择活动区域"
                >
                    <el-option label="区域一" value="shanghai"></el-option>
                    <el-option label="区域二" value="beijing"></el-option>
                </el-select>
            </el-form-item>
        </el-form>
        <el-form :model="ruleFormB" :rules="rules" ref="ruleFormB">
            <el-form-item label="特殊资源" prop="resource">
                <el-radio-group v-model="ruleFormB.resource">
                    <el-radio label="线上品牌商赞助"></el-radio>
                    <el-radio label="线下场地免费"></el-radio>
                </el-radio-group>
            </el-form-item>
            <el-form-item label="活动形式" prop="desc">
                <el-input type="textarea" v-model="ruleFormB.desc"></el-input>
            </el-form-item>
        </el-form>

        <el-button type="primary" @click="submitForm">立即创建</el-button>
    </div>
</template>

<script>
export default {
    data() {
        return {
            ruleFormA: {
                name: "",
                region: "",
            },
            ruleFormB: {
                resource: "",
                desc: "",
            },
            rules: {
                name: [
                    {
                        required: true,
                        message: "请输入活动名称",
                        trigger: "blur",
                    },
                    {
                        min: 3,
                        max: 5,
                        message: "长度在 3 到 5 个字符",
                        trigger: "blur",
                    },
                ],
                region: [
                    {
                        required: true,
                        message: "请选择活动区域",
                        trigger: "change",
                    },
                ],
                resource: [
                    {
                        required: true,
                        message: "请选择活动资源",
                        trigger: "change",
                    },
                ],
                desc: [
                    {
                        required: true,
                        message: "请填写活动形式",
                        trigger: "blur",
                    },
                ],
            },
        };
    },
    methods: {
        submitForm() {
            const rule1 = new Promise((resolve, reject) => {
                this.$refs["ruleFormA"].validate((valid) => {
                    if (valid) {
                        resolve();
                    } else {
                        // reject('error submit!!')
                        console.log("error submit!!");
                        return false;
                    }
                });
            });
            const rule2 = new Promise((resolve, reject) => {
                this.$refs["ruleFormB"].validate((valid) => {
                    if (valid) {
                        resolve();
                    } else {
                        console.log("error submit!!");
                        return false;
                    }
                });
            });
            Promise.all([rule1, rule2]).then(() => {
                alert("submit!");
            });
        },
    },
};
</script>