/**
 * @author Julian Hinxlage
 * @since 0.1.0
 */

#include "log.h"
#include <iostream>

//converts the level to a string of the level
const char *getLevelName(LogLevel level){
    switch(level){
        case LogLevel::DEBUG:
            return "DEBUG";
        case LogLevel::INFO:
            return "INFO";
        case LogLevel::WARNING:
            return "WARNING";
        case LogLevel::ERROR:
            return "ERROR";
        case LogLevel::CRITICAL:
            return "CRITICAL";
        default:
            return "NON";
    }
}

//converts the level to a ansi color code
const char *getLevelColor(LogLevel level){
    switch(level){
        case LogLevel::DEBUG:
            return "0;37";
        case LogLevel::INFO:
            return "0";
        case LogLevel::WARNING:
            return "1;33";
        case LogLevel::ERROR:
            return "1;31";
        case LogLevel::CRITICAL:
            return "1;35";
        default:
            return "0";
    }
}

LogLevel logLevel = LogLevel::INFO;

//log the current time
void logTime(){
    time_t rawtime;
    time(&rawtime);
    struct tm *timeinfo;
    timeinfo = localtime(&rawtime);

    if (timeinfo->tm_hour < 10) {
        std::cout << "0";
    }
    std::cout << timeinfo->tm_hour;
    std::cout << ":";
    if (timeinfo->tm_min < 10) {
        std::cout << "0";
    }
    std::cout << timeinfo->tm_min;
    std::cout << ":";
    if (timeinfo->tm_sec < 10) {
        std::cout << "0";
    }
    std::cout << timeinfo->tm_sec;
}

//log the message
void log(const std::string &msg, LogLevel level) {
    if(level >= logLevel) {
        std::string levelName = getLevelName(level);
        int maxLevelNameLength = 8;

        //time
        std::cout << "[";
        logTime();
        std::cout << "] ";

        //color and level name;lo
        std::cout << "[";
        std::cout << "\033[" << getLevelColor(level) << "m" << levelName << "\033[0m";
        std::cout << "] ";
        for (int i = levelName.size(); i < maxLevelNameLength; i++) {
            std::cout << " ";
        }

        //message
        for(char c : msg){
            if(c == '\n'){
                //intend newlines so that they align with the start of the message
                std::cout << "\n";
                for(int i = 0; i < 22;i++){
                    std::cout << " ";
                }
            }else{
                std::cout << c;
            }
        }
        std::cout << "\n";
    }
}

void setLogLevel(LogLevel level) {
    logLevel = level;
}