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chore: Initial commit
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01XPovRHpejR4zRxuhjY4Qs3
This commit is contained in:
Janez Troha
181
lib/utils/message_extensions.dart
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181
lib/utils/message_extensions.dart
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import 'package:flutter/widgets.dart';
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import 'package:provider/provider.dart';
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import '../models/message.dart';
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import '../models/message_route_metadata.dart';
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import '../l10n/app_localizations.dart';
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import '../providers/messages_provider.dart';
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/// Extension for Message to provide localized delivery status
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extension MessageLocalization on Message {
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/// Get localized delivery status text
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String getLocalizedDeliveryStatus(BuildContext context) {
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final l10n = AppLocalizations.of(context)!;
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final messagesProvider = context.read<MessagesProvider>();
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final routeMetadata = messagesProvider.getMessageRouteMetadata(id);
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// For channel messages, show echo count instead of delivery status
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if (isChannelMessage && deliveryStatus == MessageDeliveryStatus.sent) {
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final latestMeta = _formatChannelStatusMeta(context, routeMetadata);
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if (echoCount == 0) {
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if (messagesProvider.hasChannelSendWarning(id)) {
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return 'Broadcast may have failed';
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}
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return l10n.broadcast; // "Broadcast (no echoes yet)"
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} else if (echoCount == 1) {
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return latestMeta == null ? '1 node' : '1 node • $latestMeta';
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} else {
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return latestMeta == null
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? '$echoCount nodes'
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: '$echoCount nodes • $latestMeta';
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}
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}
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switch (deliveryStatus) {
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case MessageDeliveryStatus.sending:
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if (isContactMessage) {
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if (retryAttempt > 0) {
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final routeSuffix = routeMetadata != null
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? ' • ${routeMetadata.modeLabel}'
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: '';
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return '${l10n.pending} • ${l10n.retryAttempt} $retryAttempt/4$routeSuffix';
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}
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return routeMetadata == null
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? l10n.pending
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: '${l10n.pending} • ${routeMetadata.modeLabel}';
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}
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return l10n.sending;
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case MessageDeliveryStatus.sent:
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return routeMetadata == null
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? l10n.sent
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: '${l10n.sent} • ${routeMetadata.modeLabel}';
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case MessageDeliveryStatus.delivered:
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if (retryAttempt > 0 && roundTripTimeMs != null) {
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final routeSuffix = routeMetadata != null
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? ' • ${routeMetadata.modeLabel}'
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: '';
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return '${l10n.deliveredWithTime(roundTripTimeMs!)} • ${l10n.retryAttempt} $retryAttempt/4$routeSuffix';
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}
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if (retryAttempt > 0) {
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final routeSuffix = routeMetadata != null
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? ' • ${routeMetadata.modeLabel}'
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: '';
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return '${l10n.delivered} • ${l10n.retryAttempt} $retryAttempt/4$routeSuffix';
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}
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if (roundTripTimeMs != null) {
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return routeMetadata == null
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? l10n.deliveredWithTime(roundTripTimeMs!)
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: '${l10n.deliveredWithTime(roundTripTimeMs!)} • ${routeMetadata.modeLabel}';
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}
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return routeMetadata == null
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? l10n.delivered
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: '${l10n.delivered} • ${routeMetadata.modeLabel}';
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case MessageDeliveryStatus.failed:
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if (retryAttempt > 0) {
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final routeSuffix = routeMetadata != null
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? ' • ${routeMetadata.modeLabel}'
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: '';
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return '${l10n.failed} • ${l10n.retryAttempt} $retryAttempt/4$routeSuffix';
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}
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return routeMetadata == null
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? l10n.failed
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: '${l10n.failed} • ${routeMetadata.modeLabel}';
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case MessageDeliveryStatus.received:
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return '';
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}
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}
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/// Get localized time ago string
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String getLocalizedTimeAgo(BuildContext context) {
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final diff = DateTime.now().difference(sentAt);
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final l10n = AppLocalizations.of(context)!;
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if (diff.inMinutes < 1) return l10n.justNow;
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if (diff.inMinutes < 60) return l10n.minutesAgo(diff.inMinutes);
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if (diff.inHours < 24) return l10n.hoursAgo(diff.inHours);
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return l10n.daysAgo(diff.inDays);
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}
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String? _formatEchoMeta(BuildContext context) {
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if (lastEchoSnrRaw == null &&
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lastEchoRssiDbm == null &&
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lastEchoAt == null) {
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return null;
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}
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final parts = <String>[];
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if (lastEchoRssiDbm != null) {
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parts.add('R ${_barsForRssi(lastEchoRssiDbm!)} $lastEchoRssiDbm dBm');
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}
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if (lastEchoSnrRaw != null) {
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final snrDb = lastEchoSnrRaw!.toSigned(8) / 4.0;
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parts.add('S ${_barsForSnr(snrDb)} ${snrDb.toStringAsFixed(1)} dB');
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}
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if (lastEchoAt != null) {
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final diff = DateTime.now().difference(lastEchoAt!);
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final l10n = AppLocalizations.of(context)!;
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if (diff.inMinutes < 1) {
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parts.add(l10n.justNow);
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} else if (diff.inMinutes < 60) {
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parts.add(l10n.minutesAgo(diff.inMinutes));
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} else if (diff.inHours < 24) {
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parts.add(l10n.hoursAgo(diff.inHours));
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} else {
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parts.add(l10n.daysAgo(diff.inDays));
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}
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}
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if (parts.isEmpty) return null;
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return parts.join(' • ');
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}
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String? _formatChannelStatusMeta(
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BuildContext context,
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MessageRouteMetadata? routeMetadata,
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) {
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final parts = <String>[];
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final hopLabel = _formatChannelHopMeta(routeMetadata);
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if (hopLabel != null) {
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parts.add(hopLabel);
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}
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final echoMeta = _formatEchoMeta(context);
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if (echoMeta != null) {
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parts.add(echoMeta);
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}
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if (parts.isEmpty) {
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return null;
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}
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return parts.join(' • ');
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}
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String? _formatChannelHopMeta(MessageRouteMetadata? routeMetadata) {
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if (routeMetadata?.mode.name == 'flood') {
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return routeMetadata!.modeLabel;
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}
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final effectivePathLen = routeMetadata?.hopCount ?? pathLen;
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if (effectivePathLen <= 0 || effectivePathLen >= 255) {
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return null;
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}
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return '$effectivePathLen hop${effectivePathLen == 1 ? '' : 's'}';
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}
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String _barsForRssi(int rssiDbm) {
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// Approximate useful RSSI range: -120..-70 dBm
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final score = ((rssiDbm + 120) / 10).round().clamp(0, 5);
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return _asciiBars(score, 5);
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}
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String _barsForSnr(double snrDb) {
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// Approximate useful SNR range: -5..+20 dB
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final score = ((snrDb + 5.0) / 5.0).round().clamp(0, 5);
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return _asciiBars(score, 5);
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}
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String _asciiBars(int filled, int total) {
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return '[${'#' * filled}${'-' * (total - filled)}]';
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}
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}
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