namespace decePubClient.Services;

public interface ILoggingService
{
	ValueTask ProcessError(Exception exception, string where, CancellationToken cancellationToken = default);

	ValueTask ProcessError(string message, string where, CancellationToken cancellationToken = default);

	ValueTask ProcessWarning(string message, string where, CancellationToken cancellationToken = default);

	void Process(string message, string where = default, LogLevel level = LogLevel.Information);
}

/// <summary>
/// Writes to the browser console through ILogger and keeps errors and warnings in the IndexedDB client log, so they
/// survive a reload. Never throws: logging must not break the code that is reporting a failure.
/// </summary>
public class LoggingService(IStorage storage, ILogger<LoggingService> logger) : ILoggingService
{
	public void Process(string message, string where = default, LogLevel level = LogLevel.Information) =>
		logger.Log(level, "[{Where}] {Message}", where ?? "N/A", message);

	public async ValueTask ProcessError(Exception exception, string where, CancellationToken cancellationToken = default)
	{
		try
		{
			logger.LogError(exception, "[{Where}]", where);
			await storage.AddLog(exception, where, cancellationToken);
		}
		catch (Exception ex)
		{
			logger.LogError(ex, $"{nameof(LoggingService)}.{nameof(ProcessError)}");
		}
	}

	public async ValueTask ProcessError(string message, string where, CancellationToken cancellationToken = default)
	{
		try
		{
			logger.LogError("[{Where}] {Message}", where, message);
			await storage.AddLog(message, where, cancellationToken);
		}
		catch (Exception ex)
		{
			logger.LogError(ex, $"{nameof(LoggingService)}.{nameof(ProcessError)}");
		}
	}

	public async ValueTask ProcessWarning(string message, string where, CancellationToken cancellationToken = default)
	{
		try
		{
			logger.LogWarning("[{Where}] {Message}", where, message);
			await storage.AddLog(message, where, cancellationToken);
		}
		catch (Exception ex)
		{
			logger.LogError(ex, $"{nameof(LoggingService)}.{nameof(ProcessWarning)}");
		}
	}
}