#Requires -Version 5.1
<#
.SYNOPSIS
    Start, stop, restart DupFinder, or open it in the browser.
.PARAMETER Action
    start | stop | restart | open (default: open)
.EXAMPLE
    .\dupfinder-start-stop.ps1 -Action open
    .\dupfinder-start-stop.ps1 -Action stop
#>
param(
    [ValidateSet("start","stop","restart","open")]
    [string]$Action = "open"
)

$ConfigFile = "C:\ProgramData\DupFinder\dupfinder.conf"

if (-not (Test-Path $ConfigFile)) {
    Write-Error "DupFinder is not installed. Run install.ps1 first."
    exit 1
}

# Read config
$conf = @{}
Get-Content $ConfigFile | ForEach-Object {
    if ($_ -match '^(.+?)=(.+)$') { $conf[$Matches[1]] = $Matches[2] }
}

$ComposeDir  = $conf["COMPOSE_DIR"]
$AppPort     = $conf["APP_PORT"]
$ComposeYml  = "$ComposeDir\docker-compose.yml"
$OverrideYml = "$ComposeDir\docker-compose.override.yml"
$Url         = "http://localhost:$AppPort"

function Invoke-Compose([string]$cmd) {
    & docker compose -f $ComposeYml -f $OverrideYml $cmd.Split(" ")
}

switch ($Action) {
    "start" {
        Write-Host "Starting DupFinder..."
        Invoke-Compose "up -d --pull never"
    }
    "stop" {
        Write-Host "Stopping DupFinder..."
        Invoke-Compose "stop"
    }
    "restart" {
        Write-Host "Restarting DupFinder..."
        Invoke-Compose "restart"
    }
    "open" {
        # Ensure container is running
        $running = docker ps --filter "name=dup-finder" --format "{{.Names}}" 2>$null
        if (-not $running) {
            Write-Host "Starting DupFinder..."
            Invoke-Compose "up -d --pull never"
        }
        # Poll until responsive (up to 15s)
        $tries = 0
        while ($tries -lt 15) {
            try {
                $r = Invoke-WebRequest -Uri $Url -UseBasicParsing -TimeoutSec 1 -ErrorAction Stop
                break
            } catch { }
            Start-Sleep 1
            $tries++
        }
        Start-Process $Url
    }
}