package main

import (
	"fmt"
	"log"
	"regexp"
	"time"
)

func CrashRestart() {
	go func() {
		fmt.Println("Started restart handler")
		start := 0
		for {
			<-time.After(10 * time.Second) //run every 10 second
			end := MCServer.LenLog()
			if !(start > MCServer.LenLog()-1) {
				serverlog := MCServer.ReadRangeLog(start, end)
				for _, s := range serverlog {
					//pattern1 := "\\[[0-2][0-9]:[0-6][0-9]:[0-6][0-9]\\] \\[Server Watchdog\\/FATAL\\]: Considering it to be crashed, server will forcibly shutdown."
					//cond1, _ := regexp.MatchString(pattern1, s.Log)

					pattern2 := "\\[[0-2][0-9]:[0-6][0-9]:[0-6][0-9]\\] \\[Server Watchdog\\/ERROR\\]: This crash report has been saved to:"
					cond2, _ := regexp.MatchString(pattern2, s.Log)

					//if cond1 || cond2 {
					if cond2 {
						log.Println("Seems server crashed. Attempting to restart...")
						MCServer.KillServer()
						<-time.After(10 * time.Second) // wait for a while for rest
						MCServer.StartService(serverConfig.Folder)
					}
				}
				start = end
			}
		}
	}()
}