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'
    ) {
    }

    /**
     * @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)
        }
    }

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