import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:go_router/go_router.dart';
import 'package:url_launcher/url_launcher.dart';
import '../../../core/theme/theme_extensions.dart';
import '../../../core/theme/app_typography.dart';
import '../../../services/billing/product_catalog.dart';
import '../../../services/entitlements/entitlement_providers.dart';
import '../../../services/entitlements/entitlement_state.dart';
import '../../entitlements/widgets/pro_lock_badge.dart';

/// Reusable canonical responsive card displaying the current plan and subscription management options.
class CurrentPlanCard extends ConsumerWidget {
  const CurrentPlanCard({super.key});

  Future<void> _openGooglePlaySubscriptions() async {
    // Official Google Play subscription management deep link
    final uri = Uri.parse(
      'https://play.google.com/store/account/subscriptions?package=app.motorsignal.motorcycle&sku=${ProductCatalog.proMonthly}',
    );
    try {
      if (await canLaunchUrl(uri)) {
        await launchUrl(uri, mode: LaunchMode.externalApplication);
      }
    } catch (_) {}
  }

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final colors = context.motorColors;
    final entitlement = ref.watch(entitlementProvider);
    final isPro = entitlement.isPro;
    final plan = entitlement.plan;
    final status = entitlement.status;

    String planTitle = 'MotorSignal Free';
    String statusSubtitle = 'Basic telemetry & local recording active';
    Color badgeColor = colors.outlineVariant;
    String badgeText = 'FREE';

    if (plan == MotorSignalPlan.proLifetime && isPro) {
      planTitle = 'MotorSignal Pro';
      statusSubtitle = 'Lifetime access • Permanent ownership';
      badgeColor = colors.cyberCyan;
      badgeText = 'LIFETIME';
    } else if (plan == MotorSignalPlan.proMonthly) {
      planTitle = 'MotorSignal Pro';
      badgeColor = colors.cyberCyan;
      badgeText = 'MONTHLY';

      switch (status) {
        case MotorSignalEntitlementStatus.proMonthlyActive:
          statusSubtitle = entitlement.expiresAt != null
              ? 'Active • Renews ${entitlement.expiresAt!.toLocal().toString().split(' ')[0]}'
              : 'Active subscription';
          break;
        case MotorSignalEntitlementStatus.proMonthlyGrace:
          statusSubtitle =
              'Payment grace period • Action needed in Google Play';
          badgeColor = colors.warningAmber;
          badgeText = 'GRACE PERIOD';
          break;
        case MotorSignalEntitlementStatus.proMonthlyAccountHold:
          statusSubtitle =
              'Account on hold • Please update billing in Google Play';
          badgeColor = colors.raceRed;
          badgeText = 'ON HOLD';
          break;
        case MotorSignalEntitlementStatus.proMonthlyPaused:
          statusSubtitle = 'Subscription paused by rider in Google Play';
          badgeColor = colors.warningAmber;
          badgeText = 'PAUSED';
          break;
        case MotorSignalEntitlementStatus.proMonthlyExpired:
          statusSubtitle = 'Subscription expired';
          badgeColor = colors.outlineVariant;
          badgeText = 'EXPIRED';
          break;
        case MotorSignalEntitlementStatus.syncPending:
          statusSubtitle = 'Verification pending with Google Play...';
          badgeColor = colors.warningAmber;
          badgeText = 'VERIFYING';
          break;
        default:
          statusSubtitle = 'Status: ${status.name}';
          break;
      }
    } else if (status == MotorSignalEntitlementStatus.syncPending) {
      statusSubtitle = 'Checking purchases with Google Play...';
      badgeColor = colors.warningAmber;
      badgeText = 'PENDING';
    }

    final isMonthlySub = plan == MotorSignalPlan.proMonthly;

    return Container(
      padding: const EdgeInsets.all(16),
      decoration: BoxDecoration(
        color: colors.surfaceContainer,
        borderRadius: BorderRadius.circular(16),
        border: Border.all(
          color: isPro ? colors.cyberCyan.withValues(alpha: 0.6) : colors.outlineVariant,
          width: 1.2,
        ),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Wrap(
            alignment: WrapAlignment.spaceBetween,
            crossAxisAlignment: WrapCrossAlignment.center,
            spacing: 8,
            runSpacing: 6,
            children: [
              Row(
                mainAxisSize: MainAxisSize.min,
                children: [
                  Icon(
                    isPro ? Icons.verified : Icons.shield_outlined,
                    color: isPro ? colors.cyberCyan : colors.outline,
                    size: 18,
                  ),
                  const SizedBox(width: 8),
                  Text(
                    planTitle,
                    style: TextStyle(
                      fontFamily: AppTypography.fontHeadline,
                      fontSize: 13,
                      fontWeight: FontWeight.w700,
                      color: isPro ? colors.cyberCyan : Theme.of(context).colorScheme.onSurface,
                      letterSpacing: 0.2,
                    ),
                  ),
                  if (isPro) ...[const SizedBox(width: 6), const ProBadge()],
                ],
              ),
              Container(
                padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 2.5),
                decoration: BoxDecoration(
                  color: badgeColor.withValues(alpha: 0.15),
                  borderRadius: BorderRadius.circular(6),
                  border: Border.all(
                    color: badgeColor.withValues(alpha: 0.5),
                    width: 0.8,
                  ),
                ),
                child: Text(
                  badgeText,
                  style: TextStyle(
                    fontFamily: 'Inter',
                    fontSize: 9,
                    fontWeight: FontWeight.w700,
                    color: badgeColor,
                    letterSpacing: 0.5,
                  ),
                ),
              ),
            ],
          ),
          const SizedBox(height: 8),
          Text(
            statusSubtitle,
            style: TextStyle(
              fontSize: 12,
              color: Theme.of(context).colorScheme.onSurfaceVariant,
              height: 1.3,
            ),
          ),
          const SizedBox(height: 16),
          Wrap(
            spacing: 8,
            runSpacing: 8,
            children: [
              if (!isPro)
                ElevatedButton(
                  key: const ValueKey('settings_upgrade_to_pro_button'),
                  style: ElevatedButton.styleFrom(
                    backgroundColor: colors.cyberCyan,
                    foregroundColor: Colors.black,
                    minimumSize: const Size(130, 44),
                    padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
                    shape: RoundedRectangleBorder(
                      borderRadius: BorderRadius.circular(10),
                    ),
                  ),
                  onPressed: () => context.push('/settings/pro'),
                  child: const Text(
                    'Upgrade to Pro',
                    style: TextStyle(
                      fontSize: 11.5,
                      fontWeight: FontWeight.w600,
                      letterSpacing: 0.2,
                    ),
                  ),
                ),
              if (isMonthlySub)
                OutlinedButton(
                  style: OutlinedButton.styleFrom(
                    foregroundColor: Theme.of(context).colorScheme.onSurface,
                    side: BorderSide(color: colors.outlineVariant),
                    minimumSize: const Size(140, 44),
                    padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
                    shape: RoundedRectangleBorder(
                      borderRadius: BorderRadius.circular(10),
                    ),
                  ),
                  onPressed: _openGooglePlaySubscriptions,
                  child: const Text(
                    'Manage Subscription',
                    style: TextStyle(
                      fontSize: 11.5,
                      fontWeight: FontWeight.w600,
                    ),
                  ),
                ),
              OutlinedButton(
                key: const ValueKey('settings_pro_details_button'),
                style: OutlinedButton.styleFrom(
                  foregroundColor: Theme.of(context).colorScheme.onSurface,
                  side: BorderSide(color: colors.outlineVariant),
                  minimumSize: const Size(90, 44),
                  padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
                  shape: RoundedRectangleBorder(
                    borderRadius: BorderRadius.circular(10),
                  ),
                ),
                onPressed: () => context.push('/settings/pro'),
                child: Text(
                  isPro ? 'View Plans' : 'Details',
                  style: const TextStyle(fontSize: 11.5, fontWeight: FontWeight.w600),
                ),
              ),
            ],
          ),
        ],
      ),
    );
  }
}