param (
    [Parameter(Mandatory=$false)]
    [string]$username,
    [Parameter(Mandatory=$false)]
    [string]$email,
    [Parameter(Mandatory=$false)]
    [string]$profile
)
[string]$GIT_CONFIG_FILE_PATH = '.gitconfig';
[string]$GIT_CONFIG_FILE_TEMPLATE =
'[user]
	name = {0}
	email = {1}
[credential]
	helper = manager
[diff]
	tool = vimdiff
[difftool]
	prompt = false
[alias]
	d = difftool';

[string[]]$profiles = 'work', 'home';

[string]$output = '';

if(![string]::IsNullOrEmpty($profile))
{
    switch ($profile)
    {
        'work' { $output = $GIT_CONFIG_FILE_TEMPLATE -f 'Petromil Pavlov', 'petromil.pavlov@softwaregroup.com' }
        'home' { $output = $GIT_CONFIG_FILE_TEMPLATE -f 'Dominent', 'petromilpavlov@gmail.com' }
        default { Write-Error "Unknown Profile!: $profile"}
    }
}

[System.Text.UTF8Encoding]$Utf8NoBomEncoding = New-Object System.Text.UTF8Encoding $False

[string]$outputFilePath = [System.IO.Path]::Combine($env:HOMEPATH, $GIT_CONFIG_FILE_PATH);

[System.IO.File]::WriteAllText($outputFilePath, $output, $Utf8NoBomEncoding)