<script setup lang="ts">
import { ref } from 'vue';
import { useRouter } from 'vue-router';
import Password from 'primevue/password';
import Button from 'primevue/button';
import Card from 'primevue/card';
import Message from 'primevue/message';
import { authApi } from '../auth.service';

const router = useRouter();

const currentPassword = ref('');
const newPassword = ref('');
const confirmPassword = ref('');
const error = ref('');
const success = ref('');
const loading = ref(false);

async function onSubmit() {
  error.value = '';
  success.value = '';

  if (newPassword.value !== confirmPassword.value) {
    error.value = '새 비밀번호가 일치하지 않습니다.';
    return;
  }

  if (newPassword.value.length < 8) {
    error.value = '비밀번호는 최소 8자 이상이어야 합니다.';
    return;
  }

  loading.value = true;
  try {
    await authApi.changePassword({
      currentPassword: currentPassword.value,
      newPassword: newPassword.value,
    });
    success.value = '비밀번호가 변경되었습니다.';
    currentPassword.value = '';
    newPassword.value = '';
    confirmPassword.value = '';
    setTimeout(() => router.push('/dashboard'), 1500);
  } catch (e: any) {
    error.value = e?.response?.data?.detail ?? '비밀번호 변경에 실패했습니다.';
  } finally {
    loading.value = false;
  }
}
</script>

<template>
  <div class="change-password-page">
    <Card class="change-password-page__card">
      <template #title>비밀번호 변경</template>
      <template #content>
        <Message v-if="error" severity="error" :closable="false" style="width: 100%; margin-bottom: 1rem;">
          {{ error }}
        </Message>
        <Message v-if="success" severity="success" :closable="false" style="width: 100%; margin-bottom: 1rem;">
          {{ success }}
        </Message>

        <form class="change-password-page__form" @submit.prevent="onSubmit">
          <div class="form-field">
            <label class="form-field__label">현재 비밀번호</label>
            <Password
              v-model="currentPassword"
              placeholder="현재 비밀번호 입력"
              :feedback="false"
              toggleMask
              fluid
              :inputStyle="{ width: '100%' }"
            />
          </div>

          <div class="form-field">
            <label class="form-field__label">새 비밀번호</label>
            <Password
              v-model="newPassword"
              placeholder="새 비밀번호 입력"
              toggleMask
              fluid
              :inputStyle="{ width: '100%' }"
            />
          </div>

          <div class="form-field">
            <label class="form-field__label">새 비밀번호 확인</label>
            <Password
              v-model="confirmPassword"
              placeholder="새 비밀번호 다시 입력"
              :feedback="false"
              toggleMask
              fluid
              :inputStyle="{ width: '100%' }"
            />
          </div>

          <Button
            type="submit"
            label="비밀번호 변경"
            icon="pi pi-check"
            :loading="loading"
            fluid
            style="margin-top: 0.5rem;"
          />
        </form>
      </template>
    </Card>
  </div>
</template>

<style lang="scss" scoped>
.change-password-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
  padding: 1rem;

  &__card {
    width: 100%;
    max-width: 480px;
  }

  &__form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
}
</style>
