param(
    [string]$BindHost = "127.0.0.1",
    [int]$Port = 8000
)

$ErrorActionPreference = "Stop"

function Resolve-RepoRoot {
    param([string]$ScriptPath)
    $scriptsFolder = Split-Path -Parent $ScriptPath
    return Resolve-Path (Join-Path $scriptsFolder "..")
}

$repoRoot = Resolve-RepoRoot -ScriptPath $MyInvocation.MyCommand.Path
Set-Location $repoRoot

if (-not (Get-Command python -ErrorAction SilentlyContinue)) {
    throw "Python is required on PATH to run this project locally."
}

$dataDir = Join-Path $repoRoot "data"
if (-not (Test-Path $dataDir)) {
    New-Item -ItemType Directory -Path $dataDir | Out-Null
}

if (-not $env:TELEGRAM_SESSION_PATH) {
    $env:TELEGRAM_SESSION_PATH = Join-Path $dataDir "telegram.session"
}

if (-not $env:DATABASE_PATH) {
    $env:DATABASE_PATH = Join-Path $dataDir "hooks.json"
}

Write-Host "Starting Telegram Message Hook locally..." -ForegroundColor Cyan
Write-Host ("API listening on http://{0}:{1}" -f $BindHost, $Port) -ForegroundColor Green
Write-Host "Session file: $($env:TELEGRAM_SESSION_PATH)" -ForegroundColor DarkGray
Write-Host "Database file: $($env:DATABASE_PATH)" -ForegroundColor DarkGray

$uvicornArgs = @("app.main:app", "--host", $BindHost, "--port", $Port, "--reload")

python -m uvicorn @uvicornArgs