write-host 'Updating Dependencies..'

$path_root       = git rev-parse --show-toplevel
$path_code       = join-path $path_root 'code'
$path_build      = join-path $path_root 'build'
$path_thirdparty = join-path $path_root 'thirdparty'

$url_odin_repo   = 'https://github.com/Ed94/Odin.git'
$url_ini_parser  = 'https://github.com/laytan/odin-ini-parser.git'
$path_odin       = join-path $path_thirdparty 'Odin'
$path_ini_parser = join-path $path_thirdparty 'ini'
$path_ols        = join-path $path_thirdparty 'ols'

$incremental_checks = Join-Path $PSScriptRoot 'helpers/incremental_checks.ps1'
. $incremental_checks

if ( -not(Test-Path $path_thirdparty) ) {
	new-item -ItemType Directory -Path $path_thirdparty
}

push-location $path_thirdparty

if ((Test-Path -Path $path_ols) -and $false)
{
	Write-Host "Updating ols"
	push-location $path_ols
	$env:odin = join-path $path_odin 'odin.exe'

	& .\build.bat
	remove-item env:odin
	pop-location

	write-host
}

if (Test-Path -Path $path_odin)
{
	Write-Host "Checking for updates in the Odin repository..."
	git -C $path_odin fetch

	# TODO(Ed) : This is no longer a valid way to detect changes since I update a personal repo myself (within this local instance)
	# Get the latest local and remote commit hashes for the current branch
	$localCommit  = git -C $path_odin rev-parse HEAD
	$remoteCommit = git -C $path_odin rev-parse '@{u}'
	if ( $false -or $localCommit -ne $remoteCommit)
	{
		Write-Host "Odin repository is out-of-date. Pulling changes and rebuilding..."
		git -C $path_odin pull
		push-location $path_odin
		& .\build.bat debug
		pop-location

		$binaries_dirty = $true
	}
	else {
		Write-Host "Odin repository is up-to-date. No need to rebuild."
	}
}
else
{
	# Odin directory does not exist, so clone the repository
	Write-Host "Cloning Odin repository..."
	git clone $url_odin_repo $path_odin
	push-location $path_odin
	& .\build.bat
	pop-location

	$binaries_dirty = $true
}

if (Test-Path -Path $path_ini_parser)
{
	Write-Host "Checking for updates on the ini-parser"
	$localCommit  = git -C $path_ini_parser rev-parse HEAD
	$remoteCommit = git -C $path_ini_parser rev-parse '@{u}'
	if ($localCommit -ne $remoteCommit)
	{
		Write-Host "ini-parser repository is out-of-date. Pulling changes and rebuilding..."
		git -C $path_ini_parser pull
	}
}
else
{
	Write-Host "Cloning Odin repository..."
	git clone $url_ini_parser $path_ini_parser
}

$path_vendor        = join-path $path_odin          'vendor'
$path_vendor_raylib = join-path $path_vendor        'raylib'
$path_raylib_dlls   = join-path $path_vendor_raylib 'windows'

if ( $binaries_dirty -or $true )
{
	$third_party_dlls = Get-ChildItem -Path $path_raylib_dlls -Filter '*.dll'
	foreach ($dll in $third_party_dlls) {
			$destination = join-path $path_build $dll.Name
			Copy-Item $dll.FullName -Destination $destination -Force
	}
}
pop-location