Main.ps1

Set-Location $PSScriptRoot
[console]::WindowHeight = [Console]::WindowHeight - 5
# List components and show menu for user selection of which module to start
$components = @()
Get-ChildItem -Path ".\components" -Directory | ForEach-Object { $components += $_.BaseName }

# Run component directly if there is just a single one.
if ($components.Count -eq 1) {
    $component = $components[0]
    . ".\components\$component\$component.ps1"
    exit
}

# Show menu and wait for user input, loops until valid input is provided
# Each component is enumerates with a number and the user can select the number to run the component
while ($true) {
    do { 
        Clear-Host
        Write-Host "Select a component to run:"
        $num = 1
        foreach ($component in $components) {
            Write-Host "  ($num) $component"
            $num++
        }
        Write-Host ""
        Write-Host "(x) Exit"
        Write-Host ""
        $mode = Read-Host "Please select an option"

        if ($mode -eq 'x') {
            exit
        }
    } while ($mode -notin 1..$components.Count)

    # Run the selected component
    $component = $components[$mode - 1]
    . ".\components\$component\$component.ps1"
}