VersionStartup

@echo off
goto :reset

:reset
  cls
  echo Available versions: 1.7, 1.8, 1.9, 1.10, 1.11, 1.12, 1.13, 1.14, 1.15, 1.16, 1.17, 1.18, 1.19
  set /P version="Please enter a server version:"
  goto :switch-case

set eight="<Java8 File Path>"
set sixteen="<Java16 File Path>"
set seventeen="<Java17 File Path>"
set javaVersion="<Java8 Version String>"

set JAVA_HOME=%eight%
set PATH=%eight%;%PATH%

:switch-case
  goto :%version% 2>nul || (
    echo Invalid Version provided.
    goto :reset
  )

  :1.7
    set file="spigot-1.7.10"
    goto :setJava8
  :1.8
    set file="spigot-1.8.8"
    goto :setJava8
  :1.9
    set file="spigot-1.9.4"
    goto :setJava8
  :1.10
    set file="spigot-1.10.2"
    goto :setJava8
  :1.11
    set file="spigot-1.11.2"
    goto :setJava8
  :1.12
    set file="spigot-1.12.2"
    goto :setJava8
  :1.13
    set file="spigot-1.13.2"
    goto :setJava8
  :1.14
    set file="spigot-1.14.4"
    goto :setJava8
  :1.15
    set file="spigot-1.15.2"
    goto :setJava8
  :1.16
    set file="spigot-1.16.5"
    goto :setJava8
  :1.17
    set file="spigot-1.17.1"
    goto :setJava16
  :1.18
    set file="spigot-1.18.2"
    goto :setJava17
  :1.19
    set file="spigot-1.19.2"
    goto :setJava17

:setJava8
  set javaVersion=8.0_291
  set JAVA_HOME=%eight%
  set PATH=%eight%;%PATH%
  goto :runServer

:setJava16
  set javaVersion=16.0.1
  set JAVA_HOME=%sixteen%
  set PATH=%sixteen%;%PATH%
  goto :runServer

:setJava17
  set javaVersion=17.0.1
  set JAVA_HOME=%seventeen%
  set PATH=%seventeen%;%PATH%
  goto :runServer

:runServer
  echo Java Version: %javaVersion%
  java -Xms5G -Xmx5G -XX:+UseG1GC -DIReallyKnowWhatIAmDoingISwear -jar ServerJars/%file%.jar --nogui --world-dir "Versions/%version%/" --plugins "Versions/%version%/plugins"