PowerShell.PowerLibrary.IncrementalUpdate

1.0

Providers/FileSystemProvider.ps1

#
# FileSystemProvider.ps1
#

#region Parameters
[CmdletBinding()]
param
(
    [Parameter(Mandatory = $true, ValueFromPipeline = $true)]
    [string]
    $OutputPath
);
#endregion

#region FUNCTIONS

FUNCTION Get-Registry 
{
    [CmdletBinding()]
    Param ()

    IF(![string]::IsNullOrEmpty($OutputPath))
    {
        IF(![System.IO.Path]::HasExtension($OutputPath))
        {
            $OutputPath = [string]::Concat($OutputPath, '.json');
        }

        if(Test-Path $OutputPath)
        {
            Write-Verbose "Read json file from $OutputPath"
            $Model = ConvertFrom-Json -InputObject $([System.IO.File]::ReadAllText($OutputPath));
        }
    }
    
    RETURN $Model;
}

FUNCTION Set-Registry 
{
    [CmdletBinding()]
    Param
    (
        [Parameter(Mandatory=$true)]
        [psobject]
        $Model
    )
    Try
    {
        IF(![string]::IsNullOrEmpty($OutputPath))
        {
            IF(![System.IO.Path]::HasExtension($OutputPath))
            {
                $OutputPath = [string]::Concat($OutputPath, '.json');
            }

            $FileInfo = [System.IO.FileInfo]::new($OutputPath);
            IF(!$FileInfo.Directory.Exists)
            {
                $FileInfo.Directory.Create();
            }

            If ((-not (Test-Path $OutputPath)) -or ((Get-Content $OutputPath) -eq $Null)) 
            {
                $Array = [System.Collections.ArrayList]::new();
                $Array.Add($Model) | Out-Null ;
                $ModelAsJson = ConvertTo-Json -InputObject $Array;
                [System.IO.File]::WriteAllText($OutputPath, $ModelAsJson);
            }
            ELSE
            {
                [System.Collections.ArrayList]$Array = $(ConvertFrom-Json -InputObject $([System.IO.File]::ReadAllText($OutputPath)););
                $Array.Add($Model) | Out-Null ;
                $ModelAsJson = ConvertTo-Json -InputObject $Array;
                [System.IO.File]::WriteAllText($OutputPath, $ModelAsJson);
            }
        }
    }
    Catch
    {
        Write-Host "Error: $_.Exception" -ForegroundColor Red;
    }
}
#endregion