login.vue

<template>
  <div class="auth-page">
    <!-- ... -->
    <form v-on:submit.prevent="onSubmit(email, password)">
      <fieldset class="form-group">
        <input
          class="form-control form-control-lg"
          type="text"
          v-model="email"
          placeholder="Email"
        />
      </fieldset>
      <fieldset class="form-group">
        <input
          class="form-control form-control-lg"
          type="password"
          v-model="password"
          placeholder="Password"
        />
      </fieldset>
      <button class="btn btn-lg btn-primary pull-xs-right">Sign in</button>
    </form>
    <!-- ... -->
  </div>
</template>

<script>
import { mapState } from "vuex";
import { LOGIN } from "@/store/actions.type";
// ...

export default {
  name: "RwvLogin",
  data() {
    return {
      // ...
    };
  },
  computed: {
    // ...
  },
  methods: {
    onSubmit(email, password) {
      // ...
    }
  }
};
</script>