import { reportV3, V3LogInfo } from './report-v3'

export type LogLevel = 'INFO' | 'WARN' | 'ERROR' | 'OFF'

export default class Logger {
  private static id = 0

  // 为每个类分配一个 id
  // 用以区分不同的上传任务
  private id = ++Logger.id

  constructor(
    private token: string,
    private disableReport = true,
    private level: LogLevel = 'OFF',
    private prefix = 'UPLOAD'
  ) { }

  private getPrintPrefix(level: LogLevel) {
    return `Qiniu-JS-SDK [${level}][${this.prefix}#${this.id}]:`
  }

  /**
   * @param  {V3LogInfo} data 上报的数据。
   * @param  {boolean} retry 重试次数，可选，默认为 3。
   * @description 向服务端上报统计信息。
   */
  report(data: V3LogInfo, retry?: number) {
    if (this.disableReport) return
    try {
      reportV3(this.token, data, retry)
    } catch (error) {
      this.warn(error)
    }
  }

  /**
   * @param  {unknown[]} ...args
   * @description 输出 info 级别的调试信息。
   */
  info(...args: unknown[]) {
    const allowLevel: LogLevel[] = ['INFO']
    if (allowLevel.includes(this.level)) {
      // eslint-disable-next-line no-console
      console.log(this.getPrintPrefix('INFO'), ...args)
    }
  }

  /**
   * @param  {unknown[]} ...args
   * @description 输出 warn 级别的调试信息。
   */
  warn(...args: unknown[]) {
    const allowLevel: LogLevel[] = ['INFO', 'WARN']
    if (allowLevel.includes(this.level)) {
      // eslint-disable-next-line no-console
      console.warn(this.getPrintPrefix('WARN'), ...args)
    }
  }

  /**
   * @param  {unknown[]} ...args
   * @description 输出 error 级别的调试信息。
   */
  error(...args: unknown[]) {
    const allowLevel: LogLevel[] = ['INFO', 'WARN', 'ERROR']
    if (allowLevel.includes(this.level)) {
      // eslint-disable-next-line no-console
      console.error(this.getPrintPrefix('ERROR'), ...args)
    }
  }
}