param(
    [Parameter(Position = 0)]
    [ValidateSet("gui", "install", "uninstall", "new-cert", "sign", "help")]
    [string]$Command = "help",
    [Parameter(ValueFromRemainingArguments = $true)]
    [string[]]$RemainingArguments
)

$ErrorActionPreference = "Stop"

$root = Split-Path -Parent $MyInvocation.MyCommand.Path

function Invoke-MrTrustScript {
    param([Parameter(Mandatory)][string]$ScriptPath)

    & powershell.exe -NoProfile -ExecutionPolicy Bypass -File $ScriptPath @RemainingArguments
    if ($LASTEXITCODE -ne 0) {
        exit $LASTEXITCODE
    }
}

switch ($Command) {
    "gui" {
        Invoke-MrTrustScript -ScriptPath (Join-Path $root "scripts\Start-MrTrustGui.ps1")
    }
    "install" {
        Invoke-MrTrustScript -ScriptPath (Join-Path $root "scripts\Install-MrTrust.ps1")
    }
    "uninstall" {
        Invoke-MrTrustScript -ScriptPath (Join-Path $root "scripts\Uninstall-MrTrust.ps1")
    }
    "new-cert" {
        Invoke-MrTrustScript -ScriptPath (Join-Path $root "scripts\New-MrTrustCertificate.ps1")
    }
    "sign" {
        Invoke-MrTrustScript -ScriptPath (Join-Path $root "scripts\Sign-MrTrustProject.ps1")
    }
    default {
        Write-Host "MrTrust commands:"
        Write-Host "  .\MrTrust.ps1 gui          Open the MrTrust Windows interface"
        Write-Host "  .\MrTrust.ps1 install      Install MrSphay public trust certificates"
        Write-Host "  .\MrTrust.ps1 uninstall    Remove MrSphay public trust certificates"
        Write-Host "  .\MrTrust.ps1 new-cert     Create MrSphay root and signing certificates"
        Write-Host "  .\MrTrust.ps1 sign         Sign build artifacts"
        Write-Host ""
        Write-Host "Examples:"
        Write-Host "  .\MrTrust.ps1 gui"
        Write-Host "  .\MrTrust.ps1 install"
        Write-Host "  .\MrTrust.ps1 install -Scope LocalMachine"
        Write-Host "  .\MrTrust.ps1 sign -Path .\dist\MyApp.exe -PfxPath .\private\MrSphay-CodeSigning.pfx"
    }
}