Private/ConfigurationFileFunctions.ps1

function GetConfigurationFilePath
{
    [CmdletBinding()]
    [OutputType([string])]
    Param()

    [string] $appDataDirectoryPath = GetApplicationDataDirectoryPath
    [string] $configFilePath = Join-Path -Path $appDataDirectoryPath -ChildPath 'tiPSConfiguration.json'
    return $configFilePath
}

function ReadConfigurationFromFile
{
    [CmdletBinding()]
    [OutputType([tiPS.Configuration])]
    Param()

    $config = [tiPS.Configuration]::new()
    [string] $configFilePath = GetConfigurationFilePath
    if (Test-Path -Path $configFilePath -PathType Leaf)
    {
        Write-Verbose "Reading configuration from '$configFilePath'."
        $config = Get-Content -Path $configFilePath -Raw | ConvertFrom-Json
    }
    return $config
}

function WriteConfigurationToFile
{
    [CmdletBinding()]
    [OutputType([void])]
    Param
    (
        [tiPS.Configuration] $Config
    )

    [string] $configFilePath = GetConfigurationFilePath

    if (-not (Test-Path -Path $configFilePath -PathType Leaf))
    {
        New-Item -Path $configFilePath -ItemType File -Force > $null
    }

    Write-Verbose "Writing configuration to '$configFilePath'."
    $Config | ConvertTo-Json -Depth 100 | Set-Content -Path $configFilePath -Force
}