import { Injectable } from '@angular/core';
import { ConfigurationProvider } from '../config/config.provider';
import { LogLevel } from './log-level';

@Injectable()
export class LoggerService {
    constructor(private configurationProvider: ConfigurationProvider) {}

    logError(message: any, ...args: any[]) {
        if (this.loggingIsTurnedOff()) {
            return;
        }

        args.length ? console.error(message, args) : console.error(message);
    }

    logWarning(message: any, ...args: string[]) {
        if (!this.logLevelIsSet()) {
            return;
        }

        if (this.loggingIsTurnedOff()) {
            return;
        }

        if (!this.currentLogLevelIsEqualOrSmallerThan(LogLevel.Warn)) {
            return;
        }

        args.length ? console.warn(message, args) : console.warn(message);
    }

    logDebug(message: any, ...args: string[]) {
        if (!this.logLevelIsSet()) {
            return;
        }

        if (this.loggingIsTurnedOff()) {
            return;
        }

        if (!this.currentLogLevelIsEqualOrSmallerThan(LogLevel.Debug)) {
            return;
        }

        args.length ? console.log(message, args) : console.log(message);
    }

    private currentLogLevelIsEqualOrSmallerThan(logLevel: LogLevel) {
        if (this.logLevelIsSet()) {
            return this.configurationProvider.openIDConfiguration.logLevel <= logLevel;
        }

        return true;
    }

    private logLevelIsSet() {
        return !!this.configurationProvider.openIDConfiguration?.logLevel;
    }

    private loggingIsTurnedOff() {
        return this.configurationProvider.openIDConfiguration?.logLevel === LogLevel.None;
    }
}