# Auto run database setup with password
$ErrorActionPreference = "Stop"

Write-Host "========================================" -ForegroundColor Cyan
Write-Host "  HR Portal Database Auto Setup" -ForegroundColor Cyan
Write-Host "========================================" -ForegroundColor Cyan
Write-Host ""

$REMOTE_HOST = "10.1.0.254"
$REMOTE_USER = "ubuntu"
$PASSWORD = "DC1qaz2wsx"
$LOCAL_SCRIPT = "W:\DevOps-Workspace\hr-portal\scripts\auto-setup.sh"

# Step 1: Upload script using plink (PuTTY)
Write-Host "[1/3] Uploading setup script..." -ForegroundColor Yellow

# Create expect-like script for SSH
$uploadCommand = @"
`$password = '$PASSWORD'
`$process = Start-Process plink -ArgumentList "-ssh $REMOTE_USER@$REMOTE_HOST -pw `$password 'cat > /tmp/auto-setup.sh'" -NoNewWindow -Wait -RedirectStandardInput '$LOCAL_SCRIPT' -PassThru
"@

# Fallback: Try with cmd echo
Write-Host "  Trying direct SSH connection..." -ForegroundColor Gray

# Create a temporary script with password
$tempScript = @"
#!/usr/bin/expect -f
set timeout 60
spawn scp $LOCAL_SCRIPT ${REMOTE_USER}@${REMOTE_HOST}:/tmp/auto-setup.sh
expect "password:"
send "${PASSWORD}\r"
expect eof
"@

# Write temp script
$tempScriptPath = "$env:TEMP\upload-script.exp"
$tempScript | Out-File -FilePath $tempScriptPath -Encoding ASCII

# Try using WSL if available
$wslAvailable = Get-Command wsl -ErrorAction SilentlyContinue

if ($wslAvailable) {
    Write-Host "  Using WSL for transfer..." -ForegroundColor Gray

    # Copy file to WSL
    $wslTempPath = "/tmp/auto-setup.sh"
    wsl cp "$LOCAL_SCRIPT" $wslTempPath

    # Use sshpass in WSL
    $result = wsl bash -c "sshpass -p '$PASSWORD' scp /tmp/auto-setup.sh ${REMOTE_USER}@${REMOTE_HOST}:/tmp/"

    if ($LASTEXITCODE -eq 0) {
        Write-Host "  [OK] Script uploaded" -ForegroundColor Green
    } else {
        Write-Host "  [FAIL] Upload failed" -ForegroundColor Red
        exit 1
    }
} else {
    # Manual method
    Write-Host ""
    Write-Host "  WSL not available. Please manually upload the script:" -ForegroundColor Yellow
    Write-Host "  1. Open WinSCP or FileZilla" -ForegroundColor White
    Write-Host "  2. Connect to: ubuntu@10.1.0.254 (password: DC1qaz2wsx)" -ForegroundColor White
    Write-Host "  3. Upload: W:\DevOps-Workspace\hr-portal\scripts\auto-setup.sh" -ForegroundColor White
    Write-Host "  4. To: /tmp/auto-setup.sh" -ForegroundColor White
    Write-Host ""
    Read-Host "Press Enter after upload completes"
}

Write-Host ""

# Step 2: Make executable and run
Write-Host "[2/3] Executing setup on remote server..." -ForegroundColor Yellow

if ($wslAvailable) {
    $executeCommands = @"
chmod +x /tmp/auto-setup.sh
bash /tmp/auto-setup.sh
"@

    $result = wsl bash -c "sshpass -p '$PASSWORD' ssh -o StrictHostKeyChecking=no ${REMOTE_USER}@${REMOTE_HOST} '$executeCommands'"

    Write-Host $result

    if ($LASTEXITCODE -eq 0) {
        Write-Host ""
        Write-Host "  [OK] Setup completed!" -ForegroundColor Green
    } else {
        Write-Host "  [WARNING] Check output above for any errors" -ForegroundColor Yellow
    }
} else {
    Write-Host "  Please run these commands on Ubuntu Server:" -ForegroundColor Yellow
    Write-Host "  chmod +x /tmp/auto-setup.sh" -ForegroundColor White
    Write-Host "  bash /tmp/auto-setup.sh" -ForegroundColor White
    Write-Host ""
}

Write-Host ""
Write-Host "[3/3] Database connection info:" -ForegroundColor Yellow
Write-Host ""
Write-Host "  CONNECTION STRING:" -ForegroundColor Cyan
Write-Host "  postgresql://hr_user:DC1qaz2wsx@10.1.0.254:5432/hr_portal" -ForegroundColor White
Write-Host ""
Write-Host "========================================" -ForegroundColor Cyan
Write-Host "  Next: Update backend/.env file" -ForegroundColor Cyan
Write-Host "========================================" -ForegroundColor Cyan
Write-Host ""