fromLogs static method

Implementation

static LogStatistics fromLogs(List<LogEntry> logs) {
  final levelCounts = <String, int>{};
  final categoryCounts = <String, int>{};
  final tagCounts = <String, int>{};
  DateTime? earliestLog;
  DateTime? latestLog;

  for (final log in logs) {
    // Count by level
    final levelName = log.level.name;
    levelCounts[levelName] = (levelCounts[levelName] ?? 0) + 1;

    // Count by category
    if (log.category != null) {
      categoryCounts[log.category!] = (categoryCounts[log.category!] ?? 0) + 1;
    }

    // Count by tag
    if (log.tag != null) {
      tagCounts[log.tag!] = (tagCounts[log.tag!] ?? 0) + 1;
    }

    // Track time range
    if (earliestLog == null || log.timestamp.isBefore(earliestLog)) {
      earliestLog = log.timestamp;
    }
    if (latestLog == null || log.timestamp.isAfter(latestLog)) {
      latestLog = log.timestamp;
    }
  }

  return LogStatistics(
    totalLogs: logs.length,
    levelCounts: levelCounts,
    categoryCounts: categoryCounts,
    tagCounts: tagCounts,
    earliestLog: earliestLog,
    latestLog: latestLog,
  );
}