Param(
 [string]$GitHubPersonalAccessToken,
 [string]$Directory
)
$workingDirectory = $Directory
CD $workingDirectory

# Clone repo
$fullGitUrl = "https://$env:GIT_URL/$env:GIT_REPOSITORYNAME.git"
git clone $fullGitUrl 2>&1 | % { $_.ToString() } 

# Remove everything so that unzipping the release later will update everything
# Don't remove the readme file nor the git directory
Write-Host "Cleaning up git directory before adding new version"
Remove-Item -Recurse $workingDirectory\$env:GIT_REPOSITORYNAME\* -Exclude README.md,.git

# Find release zip
$zipsDir = "$workingDirectory\$env:BUILD_DEFINITIONNAME\zips"
$pattern = "UmbracoCms.([0-9]{1,2}.[0-9]{1,3}.[0-9]{1,3}).zip"
Write-Host "Searching for Umbraco release files in $workingDirectory\$zipsDir for a file with pattern $pattern"
$file = (Get-ChildItem $zipsDir | Where-Object { $_.Name -match "$pattern" })

if($file)
{
    # Get release name
    $version = [regex]::Match($file.Name, $pattern).captures.groups[1].value
    $releaseName = "Umbraco $version"
    Write-Host "Found $releaseName"
    
    # Unzip into repository to update release
    Add-Type -AssemblyName System.IO.Compression.FileSystem
    Write-Host "Unzipping $($file.FullName) to $workingDirectory\$env:GIT_REPOSITORYNAME"
    [System.IO.Compression.ZipFile]::ExtractToDirectory("$($file.FullName)", "$workingDirectory\$env:GIT_REPOSITORYNAME")
    
    # Telling git who we are
    git config --global user.email "coffee@umbraco.com" 2>&1 | % { $_.ToString() }
    git config --global user.name "Umbraco HQ" 2>&1 | % { $_.ToString() }
    
    # Commit
    CD $env:GIT_REPOSITORYNAME
    Write-Host "Committing Umbraco $version Release from Build Output"

    git add . 2>&1 | % { $_.ToString() } 
    git commit -m " Release $releaseName from Build Output" 2>&1 | % { $_.ToString() } 

    # Tag the release
    git tag -a "v$version" -m "v$version"

    # Push release to master
    $fullGitAuthUrl = "https://$($env:GIT_USERNAME):$GitHubPersonalAccessToken@$env:GIT_URL/$env:GIT_REPOSITORYNAME.git"
    git push $fullGitAuthUrl 2>&1 | % { $_.ToString() } 

    #Push tag to master
    git push $fullGitAuthUrl --tags 2>&1 | % { $_.ToString() }
}
else
{
    Write-Error "Umbraco release file not found, searched in $workingDirectory\$zipsDir for a file with pattern $pattern - cancelling"
}