import type { LogLevel, ILogger } from '../../types'

const LOG_LEVEL_PRIORITY: Record<LogLevel, number> = {
  none: 0,
  error: 1,
  warn: 2,
  info: 3,
  debug: 4,
}

class SdkLogger implements ILogger {
  private logLevel: LogLevel = 'none'
  private logger: ILogger = console

  configure(logLevel: LogLevel, logger: ILogger = console): void {
    this.logLevel = logLevel
    this.logger = logger
  }

  getLogLevel(): LogLevel {
    return this.logLevel
  }

  private shouldLog(level: Exclude<LogLevel, 'none'>): boolean {
    return LOG_LEVEL_PRIORITY[level] <= LOG_LEVEL_PRIORITY[this.logLevel]
  }

  private log(level: Exclude<LogLevel, 'none'>, args: unknown[]): void {
    if (!this.shouldLog(level)) return
    try {
      this.logger[level](...args)
    } catch (err) {
      console.error('[Portal SDK] Logger error, falling back to console', {
        level,
        error: err,
      })
      console[level](...args)
    }
  }

  error(...args: unknown[]): void {
    this.log('error', args)
  }

  warn(...args: unknown[]): void {
    this.log('warn', args)
  }

  info(...args: unknown[]): void {
    this.log('info', args)
  }

  debug(...args: unknown[]): void {
    this.log('debug', args)
  }
}

const sdkLogger = new SdkLogger()

export { sdkLogger, SdkLogger }