# ==============================================================================
# OpenCode Agent & CLI v2 - Automated Installer for Windows (PowerShell)
# https://opencode.developed.work
# ==============================================================================
$ErrorActionPreference = "Continue"

Write-Host "======================================================" -ForegroundColor Cyan
Write-Host "    OpenCode Agent & CLI v2 - Instalador Oficial      " -ForegroundColor Cyan
Write-Host "            https://opencode.developed.work           " -ForegroundColor Cyan
Write-Host "======================================================`n" -ForegroundColor Cyan

# 1. Editor detection
$EditorCmd = $null
if (Get-Command "code" -ErrorAction SilentlyContinue) {
    $EditorCmd = "code"
} elseif (Get-Command "cursor" -ErrorAction SilentlyContinue) {
    $EditorCmd = "cursor"
} elseif (Get-Command "code-insiders" -ErrorAction SilentlyContinue) {
    $EditorCmd = "code-insiders"
} elseif (Get-Command "codium" -ErrorAction SilentlyContinue) {
    $EditorCmd = "codium"
}

if ($EditorCmd) {
    Write-Host "[OK] Editor detectado: $EditorCmd" -ForegroundColor Green
} else {
    Write-Host "[!] No se encontro 'code' en PATH. Se procedera con la descarga." -ForegroundColor Yellow
}

# 2. Download and install VSIX
$VsixUrl = "https://opencode.developed.work/downloads/opencode-vscode-agent-0.2.5.vsix"
$TmpVsix = Join-Path $env:TEMP "opencode-vscode-agent.vsix"

Write-Host "`n[1/4] Descargando OpenCode Agent v0.2.5..." -ForegroundColor Cyan
Invoke-WebRequest -Uri $VsixUrl -OutFile $TmpVsix -UseBasicParsing

if ($EditorCmd) {
    Write-Host "[2/4] Instalando extension en $EditorCmd..." -ForegroundColor Cyan
    & $EditorCmd --install-extension $TmpVsix --force
    Write-Host "[OK] Extension instalada exitosamente en $EditorCmd." -ForegroundColor Green
} else {
    $Dest = Join-Path $env:USERPROFILE "opencode-vscode-agent-0.2.5.vsix"
    Copy-Item $TmpVsix $Dest
    Write-Host "[i] Archivo guardado en $Dest" -ForegroundColor Yellow
}
Remove-Item $TmpVsix -Force -ErrorAction SilentlyContinue

# 3. Verify OpenCode CLI v2
Write-Host "`n[3/4] Verificando OpenCode CLI v2..." -ForegroundColor Cyan
$OpencodeCmd = Get-Command "opencode" -ErrorAction SilentlyContinue

$isV2 = $false
if ($OpencodeCmd) {
    $helpOut = & opencode serve --help 2>&1 | Out-String
    if ($helpOut -match "--service") {
        $isV2 = $true
        Write-Host "[OK] OpenCode CLI v2 activo y detectado." -ForegroundColor Green
    }
}

if (-not $isV2) {
    Write-Host "[!] Instalando OpenCode CLI v2 (@opencode/cli)..." -ForegroundColor Yellow
    if (Get-Command "npm" -ErrorAction SilentlyContinue) {
        Write-Host "Ejecutando: npm install -g @opencode/cli" -ForegroundColor Cyan
        npm install -g @opencode/cli
    } else {
        irm https://opencode.ai/install.ps1 | iex
    }
}

# 4. Check Authorization
Write-Host "`n[4/4] Verificando Autorizacion e Integraciones..." -ForegroundColor Cyan
try {
    $authOut = & opencode auth list 2>&1 | Out-String
    if ($authOut -match "No authenticated") {
        Write-Host "[i] Estado de Autorizacion: Plan Gratuito activo (10 modelos gratuitos listos)." -ForegroundColor Yellow
        Write-Host "    Para autorizar Anthropic Claude o OpenAI ejecuta: opencode auth login" -ForegroundColor Cyan
        Write-Host "    O en VS Code presiona Ctrl+Shift+P > 'OpenCode: Iniciar Sesion / Establecer API Key'" -ForegroundColor Cyan
    } else {
        Write-Host "[OK] Integraciones encontradas:" -ForegroundColor Green
        Write-Host $authOut
    }
    
    # Ensure service runs
    & opencode serve --service | Out-Null
    Write-Host "[OK] Servicio OpenCode v2 activo y respondiendo." -ForegroundColor Green
} catch {
    Write-Host "[!] Puedes iniciar el servicio ejecutando: opencode serve --service" -ForegroundColor Yellow
}

Write-Host "`n======================================================" -ForegroundColor Green
Write-Host "       [OK] Instalacion y Verificacion Completa!      " -ForegroundColor Green
Write-Host "======================================================" -ForegroundColor Green
Write-Host "Abre VS Code y haz clic en el icono de OpenCode en la barra lateral.`n" -ForegroundColor Cyan