import 'package:flutter/material.dart';

import 'package:sxchnge_kyc/sxchnge_kyc.dart';

import 'copy.dart';

import '../generated/i18n/app_localizations.dart';

class StatusPanel extends StatelessWidget {
  const StatusPanel({super.key, required this.provider});
  final IdentityProvider provider;
  @override
  Widget build(BuildContext context) {
    final l = AppLocalizations.of(context)!;
    final t = Theme.of(context);
    final p = provider;
    final record = p.record!;
    final status = record.status;
    return Column(
      crossAxisAlignment: CrossAxisAlignment.stretch,
      children: [
        Container(
          padding: const EdgeInsets.all(24),
          decoration: BoxDecoration(
            color: t.colorScheme.primaryContainer,
            borderRadius: BorderRadius.circular(24),
          ),
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            children: [
              Icon(
                switch (status) {
                  IdentityStatus.approved => Icons.verified_outlined,
                  IdentityStatus.pending => Icons.hourglass_top,
                  IdentityStatus.changesRequested ||
                  IdentityStatus.denied => Icons.info_outline,
                  _ => Icons.shield_outlined,
                },
                color: t.colorScheme.onPrimaryContainer,
                size: 36,
              ),
              const SizedBox(height: 16),
              Semantics(
                header: true,
                liveRegion: true,
                child: Text(
                  statusTitle(l, status),
                  key: ValueKey('kyc-${status.name}'),
                  style: t.textTheme.headlineMedium?.copyWith(
                    color: t.colorScheme.onPrimaryContainer,
                  ),
                ),
              ),
              const SizedBox(height: 12),
              Text(
                statusBody(l, status),
                style: TextStyle(color: t.colorScheme.onPrimaryContainer),
              ),
              if (record.reason != null) ...[
                const SizedBox(height: 12),
                Text(
                  reasonText(l, record.reason!),
                  style: TextStyle(
                    color: t.colorScheme.onPrimaryContainer,
                    fontWeight: FontWeight.bold,
                  ),
                ),
              ],
            ],
          ),
        ),
        const SizedBox(height: 20),
        if (record.canSubmit)
          FilledButton(
            key: const ValueKey('kyc-start'),
            onPressed: p.busy || p.stale ? null : p.start,
            child: Text(
              status == IdentityStatus.changesRequested
                  ? l.kycResubmit
                  : l.kycStart,
            ),
          ),
        if (status == IdentityStatus.denied)
          OutlinedButton(
            onPressed: () => showDialog<void>(
              context: context,
              builder: (context) => AlertDialog(
                title: Text(l.kycSupport),
                content: Text(l.kycSupportBody),
                actions: [
                  TextButton(
                    onPressed: () => Navigator.pop(context),
                    child: Text(l.kycBack),
                  ),
                ],
              ),
            ),
            child: Text(l.kycSupport),
          ),
        if (status == IdentityStatus.pending &&
            p.service is DummyIdentityService)
          ExpansionTile(
            title: Text(l.kycDemoControls),
            children: [
              Wrap(
                spacing: 8,
                runSpacing: 8,
                children: [
                  TextButton(
                    onPressed: p.busy
                        ? null
                        : () => p.demoReview(IdentityStatus.approved),
                    child: Text(l.kycDemoApprove),
                  ),
                  TextButton(
                    onPressed: p.busy
                        ? null
                        : () => p.demoReview(
                            IdentityStatus.changesRequested,
                            reason: ReviewReason.passportUnreadable,
                          ),
                    child: Text(l.kycDemoCorrect),
                  ),
                  TextButton(
                    onPressed: p.busy
                        ? null
                        : () => p.demoReview(
                            IdentityStatus.changesRequested,
                            reason: ReviewReason.selfieUnreadable,
                          ),
                    child: Text(l.kycDemoSelfie),
                  ),
                  TextButton(
                    onPressed: p.busy
                        ? null
                        : () => p.demoReview(
                            IdentityStatus.changesRequested,
                            reason: ReviewReason.passportExpired,
                          ),
                    child: Text(l.kycDemoExpired),
                  ),
                  TextButton(
                    onPressed: p.busy
                        ? null
                        : () => p.demoReview(
                            IdentityStatus.denied,
                            reason: ReviewReason.unableToVerify,
                          ),
                    child: Text(l.kycDemoDeny),
                  ),
                ],
              ),
            ],
          ),
      ],
    );
  }
}