<script setup lang="ts">
import { ref, onMounted, onActivated, computed } from 'vue';
import { useI18n } from 'vue-i18n';
import { useRouter } from 'vue-router';
import api from '../../api';
import GoldSpinner from '../../components/GoldSpinner.vue';
import LocaleFlag from '../../components/LocaleFlag.vue';
import { useAuthStore } from '../../stores/auth';
import { useAppLocale } from '../../composables/useAppLocale';
import { usePlayerProfile } from '../../composables/usePlayerProfile';
import { useInboxFeature } from '../../composables/useInboxFeature';
import { formatMoney } from '../../utils/localeDisplay';
import { parseCashbackApiData, sumCashbackAmount } from '../../utils/cashback';

const { t, locale } = useI18n();
const router = useRouter();
const auth = useAuthStore();
const { locales, setLocale, initFromUser } = useAppLocale();
const { profileRaw, refreshProfile } = usePlayerProfile();
const { hubRoute } = useInboxFeature();

const loading = ref(true);
const error = ref(false);
const cashbackTotal = ref('0');

async function fetchProfile() {
  loading.value = true;
  error.value = false;
  try {
    await refreshProfile();
    initFromUser(profileRaw.value?.locale);
    void fetchCashbackTotal();
  } catch {
    error.value = true;
  } finally {
    loading.value = false;
  }
}

async function fetchCashbackTotal() {
  try {
    const { data } = await api.get('/player/cashbacks');
    cashbackTotal.value = sumCashbackAmount(parseCashbackApiData(data.data)).toString();
  } catch {
    try {
      const { data } = await api.get('/player/wallet/transactions/stats');
      const byType = data.data?.byType ?? [];
      let sum = 0;
      for (const g of byType) {
        if (['CASHBACK', 'CASHBACK_DEPOSIT'].includes(g.transactionType?.toUpperCase())) {
          sum += Math.abs(parseFloat(g.totalAmount ?? '0'));
        }
      }
      cashbackTotal.value = sum.toString();
    } catch { /* ignore */ }
  }
}

onMounted(fetchProfile);
onActivated(fetchProfile);

function logout() {
  auth.logout();
  router.push('/');
}

const balanceDisplay = computed(() =>
  formatMoney(profileRaw.value?.wallet?.availableBalance, locale.value),
);

</script>

<template>
  <div class="desktop-account-page">
    <main class="account-main">
      <div class="profile-layout">
        <div class="page-header">
          <h1 class="page-title">{{ t('nav.profile') }}</h1>
        </div>

        <div v-if="loading" class="loading-state">
          <GoldSpinner :size="36" />
        </div>

        <div v-else-if="error" class="error-state">
          <p>{{ t('common.load_failed') }}</p>
          <button type="button" class="retry-btn" @click="fetchProfile">{{ t('common.retry') }}</button>
        </div>

        <template v-else>
          <!-- Wallet Banner -->
          <div class="wallet-banner">
            <div class="card-overlay">
              <div class="bank-card-top">
                <div class="bank-card-top-left">
                  <img src="/logo.png" alt="TheBet365" class="brand-logo" />
                  <div class="bank-card-brand-text">
                    <span class="brand-name">THEBET365</span>
                    <span class="bank-card-type">MEMBER</span>
                  </div>
                </div>
                <router-link to="/wallet/recharge" class="recharge-btn">
                  <span class="recharge-icon">+</span>
                  <span>{{ t('recharge.title') }}</span>
                </router-link>
              </div>

              <div class="bank-card-balance">
                <span class="bank-card-label">{{ t('wallet.available') || '可用余额' }}</span>
                <p class="bank-card-number">{{ balanceDisplay }}</p>
              </div>

              <div class="bank-card-footer">
                <div class="bank-card-field">
                  <span class="bank-card-label">{{ t('profile.username') || '持卡人' }}</span>
                  <span class="bank-card-holder">{{ profileRaw?.username }}</span>
                </div>
                <div class="bank-card-field bank-card-field--center">
                  <span class="bank-card-label">{{ t('wallet.cashback_total') || '累计返水' }}</span>
                  <span class="bank-card-stat">{{ formatMoney(cashbackTotal, locale) }}</span>
                </div>
                <div class="bank-card-field bank-card-field--right">
                  <span class="bank-card-label">{{ t('wallet.frozen') || '冻结' }}</span>
                  <span class="bank-card-stat">{{ formatMoney(profileRaw?.wallet?.frozenBalance, locale) }}</span>
                </div>
              </div>
            </div>
          </div>

          <!-- Account info -->
          <div class="info-card">
            <div class="info-header">{{ t('profile.account') || '账户信息' }}</div>
            <div class="info-row">
              <span class="info-label">{{ t('profile.username') || '用户名' }}</span>
              <span class="info-val">{{ profileRaw?.username }}</span>
            </div>
            <div class="info-row">
              <span class="info-label">{{ t('profile.phone') || '手机号' }}</span>
              <span class="info-val">{{ profileRaw?.preferences?.phone || '-' }}</span>
            </div>
            <div class="info-actions">
              <router-link to="/profile/edit" class="edit-btn">{{ t('profile.edit') }}</router-link>
            </div>
          </div>

          <!-- Language -->
          <div class="lang-card">
            <div class="info-header">{{ t('profile.language') }}</div>
            <div class="lang-group">
              <button
                v-for="item in locales"
                :key="item.code"
                type="button"
                class="lang-opt"
                :class="{ active: locale === item.code }"
                @click="setLocale(item.code)"
              >
                <LocaleFlag :locale="item.code" :size="14" />
                <span>{{ item.label }}</span>
              </button>
            </div>
          </div>

          <!-- Logout -->
          <button type="button" class="logout-btn" @click="logout">
            {{ t('auth.logout') }}
          </button>
        </template>
      </div>
    </main>
  </div>
</template>

<style scoped>
.desktop-account-page { display: flex; flex-direction: column; min-height: 0; flex: 1; width: 100%; }

.account-main { flex: 1; min-width: 0; padding: 24px 28px; overflow-y: auto; }
.page-header { margin-bottom: 24px; }
.page-title { font-size: 18px; font-weight: 800; color: var(--primary-light); margin: 0; }
.loading-state { display: flex; justify-content: center; align-items: center; padding: 80px 0; }
.error-state { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 80px 20px; color: var(--text-muted); }
.retry-btn { padding: 8px 24px; border-radius: 6px; border: 1px solid var(--primary); background: transparent; color: var(--primary-light); font-size: 13px; font-weight: 700; cursor: pointer; }

.profile-layout {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 600px;
  margin: 0 auto;
}

.wallet-banner {
  position: relative;
  width: 100%;
  aspect-ratio: 21 / 9;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 61, 107, 0.18);
  background: linear-gradient(135deg, #003D6B 0%, #005B9F 52%, #002847 100%);
}

.card-overlay {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px;
}

.bank-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bank-card-top-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-logo {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.bank-card-brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.14em;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.bank-card-type {
  font-size: 10px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.72);
  font-style: italic;
}

.recharge-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s ease;
}

.recharge-btn:hover { background: rgba(255, 255, 255, 0.2); }

.bank-card-balance {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}

.bank-card-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72);
}

.bank-card-number {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  color: #fff;
  font-size: 38px;
}

.bank-card-footer {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.bank-card-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bank-card-field--center { text-align: center; }
.bank-card-field--right { text-align: right; }

.bank-card-holder {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
}

.bank-card-stat {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}

.info-card, .lang-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 0, 0, 0.04);
  border-radius: 10px;
  padding: 20px;
}

.info-header {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--desktop-border);
}

.info-row {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.info-label { width: 80px; flex-shrink: 0; font-size: 12px; color: var(--text-muted); font-weight: 600; }
.info-val { flex: 1; font-size: 14px; font-weight: 700; color: var(--text); }
.info-actions { padding-top: 14px; }

.edit-btn {
  display: inline-flex;
  align-items: center;
  padding: 7px 18px;
  border-radius: 6px;
  border: 1px solid var(--border-active);
  color: var(--primary-light);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
}

.edit-btn:hover { background: rgba(0, 102, 204,0.08); }

.lang-group { display: flex; gap: 8px; flex-wrap: wrap; }

.lang-opt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid var(--desktop-border);
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.lang-opt.active {
  border-color: var(--border-active);
  color: var(--primary-light);
  background: rgba(0, 102, 204,0.08);
}

.logout-btn {
  display: block;
  width: 100%;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--desktop-border);
  background: transparent;
  color: var(--danger);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}

.logout-btn:hover { background: rgba(255,69,58,0.06); }
</style>
