Generate RP for Minecraft Bedrock

generate.ps1

#Init
param (
	[string]$pack = "Vanilla Raytraced",
	[string]$temp = "./.temp",
	[string]$vanilla = $($temp + "/vanilla"),
	[string]$tempPack = $($temp + "/pack"),
	[string]$export = $($temp + "/export"),
	[int]$verbose = 0
)
$host.ui.rawui.windowtitle="Generate"
$debug = [bool]$verbose

#---------------------#
#     Temp folder     #
#---------------------#
Write-Host "`nCreating temp folder" -NoNewline
if(Test-Path -Path $tempPack) { Remove-Item -Path $tempPack -Recurse -Force }
Copy-Item -Path $("./" + $pack) -Destination $tempPack -Recurse -Force -Exclude "*~.*"
Write-Host " (Done)" -ForegroundColor Green

$subpacks = @(Get-Item $tempPack)
if(Test-Path -Path $($tempPack + "/subpacks")) { $subpacks = (Get-ChildItem $($tempPack + "/subpacks") -Directory) }
for($i=0; $i -lt $subpacks.length; $i++){
	$subpack = $subpacks[$i]
	$packAbs = $subpack.FullName
	$tempSubpack = $tempPack + $packAbs.Replace($(Get-Item $tempPack).FullName, "")
	$vanillaAbs = (Get-Item $vanilla).FullName
	Write-Host $("`nWorking on the sub-pack named """ + $subpack.Name + """ (" + $($i+1) + "/" + $subpacks.length + ")")

	#---------------------#
	#  Duplicated  Files  #
	#---------------------#
	Write-Host "`n`tFinding duplicate files" -NoNewline
	if($debug) { Write-Host "" }
	$duplicated = 0;
	foreach ($vanillaF in $(Get-ChildItem $vanilla -Recurse -File -Force)) {
		$packFpath = $vanillaF.FullName.Replace($vanillaAbs, $packAbs);
		if($debug) { Write-Host "`t`t" $vanillaF.FullName.Replace($vanillaAbs, "") -NoNewline; }
		if(Test-Path -Path $packFpath){
			$packF = Get-Item $packFpath
			if($(Get-FileHash $vanillaF).Hash -eq $(Get-FileHash $packF).Hash){
				Remove-Item -Path $packFpath -Force
				$duplicated += 1
				if($debug) { Write-Host " (Duplicated)" -ForegroundColor Red }
			}
			elseif($debug) { Write-Host " (Not duplicated)" -ForegroundColor Green }
		}
		elseif($debug) { Write-Host " (Missing)" -ForegroundColor Yellow }
	}
	if($debug) { Write-Host "`t" -NoNewline -ForegroundColor Green }
	else { Write-Host " (" -NoNewline -ForegroundColor Green }
	Write-Host $("Removed " + $duplicated.ToString() + " files") -NoNewline -ForegroundColor Green
	if($debug) { Write-Host "" } else { Write-Host ")" -ForegroundColor Green }

	#---------------------#
	#     Texture Set     #
	#---------------------#
	Write-Host  "`n`tList textures" -NoNewline
	$files = Get-ChildItem $vanilla\textures -Include *.png,*.tga,*.jpg,*.jpeg -Recurse -File -Force
	Write-Host $(" (" + $files.Length + " files found)") -ForegroundColor Green
	Write-Host  "`n`tGenerating texture set files" -NoNewline
	if($debug) { Write-Host "" }
	foreach ($file in $files) {
		$tempRelative = $file.FullName.Replace($vanillaAbs, "").Replace($file.Extension, "")
		if($debug) { Write-Host "`t`t" $tempRelative -NoNewline; }
		$tempRelative = $tempSubpack + $tempRelative
		
		if ((Test-Path -Path $($tempRelative + "_mer.png")) -or (Test-Path -Path $($tempRelative + "_normal.png"))) {
			if (!$(Test-Path -Path $($tempRelative + ".png"))) {
				Copy-Item -Path $file -Destination $($tempRelative + ".png") -Force
			}	
				$texture_set = "{`n`t""format_version"": ""1.16.100"",`n`t""minecraft:texture_set"": {"
				$texture_set += "`n`t`t""color"": """ + $file.Basename + ""","
				if (Test-Path -Path $($tempRelative+ "_mer.png")) { $texture_set += "`n`t`t""metalness_emissive_roughness"": """ + $file.Basename + "_mer""" }
				if ((Test-Path -Path $($tempRelative + "_mer.png")) -and (Test-Path -Path $($tempRelative + "_normal.png"))) { $texture_set += "," }
				if (Test-Path -Path $($tempRelative+ "_normal.png")) { $texture_set += "`n`t`t""normal"": """ + $file.Basename + "_normal""" }
				$texture_set += "`n`t}`n}"
				Set-Content -Path $($tempRelative + ".texture_set.json") -Value $texture_set
					
				if($debug) { Write-Host " (Done)" -ForegroundColor Green }
		} elseif($debug) { Write-Host " (Ignored): No mer or normal file" -ForegroundColor Yellow }
	}
	if(!$debug) { Write-Host " (Done)" -ForegroundColor Green }
}

#---------------------#
#       .Mcpack       #
#---------------------#
Write-Host  "`nGenerating the .mcpack" -NoNewline
New-Item -Path $export -ItemType Directory -Force | Out-Null
Compress-Archive -Path $($temp + "/pack/*") -DestinationPath $($temp + "/export/export.zip") -Force
Move-Item -Path $($temp + "/export/export.zip") -Destination $($temp + "/export/" + $pack + ".mcpack") -Force
Write-Host " (Done)" -ForegroundColor Green

#Done
$host.ui.rawui.windowtitle="Generate (Done)"