[Console]::OutputEncoding = [Text.Encoding]::UTF8
$ErrorActionPreference = 'Continue'

Write-Host "[*] Installing essential applications"
Write-Host "Apps: AnyDesk, LINE, Chrome, 7zip, Adobe Reader"
Write-Host ""

# Install via winget (preferred method)
$apps = @(
    @{Name="AnyDesk"; WingetId="AnyDeskSoftwareGmbH.AnyDesk"}
    @{Name="LINE"; WingetId="LINE.LINE"}
    @{Name="Google Chrome"; WingetId="Google.Chrome"}
    @{Name="7-Zip"; WingetId="7zip.7zip"}
    @{Name="Adobe Reader"; WingetId="Adobe.Acrobat.Reader.64-bit"}
)

$successCount = 0
$totalApps = $apps.Count

foreach ($app in $apps) {
    Write-Host "Installing $($app.Name)..."

    try {
        $result = & winget install $app.WingetId --accept-package-agreements --accept-source-agreements --silent 2>&1

        if ($LASTEXITCODE -eq 0) {
            Write-Host "  [OK] $($app.Name) installed successfully"
            $successCount++
        } else {
            Write-Host "  [SKIP] $($app.Name) may already be installed or failed"
            # Check if already installed
            $checkResult = & winget list $app.WingetId 2>&1
            if ($LASTEXITCODE -eq 0) {
                Write-Host "  [INFO] $($app.Name) appears to be already installed"
                $successCount++
            }
        }
    } catch {
        Write-Host "  [ERROR] Failed to install $($app.Name)"

        # Try alternative download for critical apps
        if ($app.Name -eq "Google Chrome") {
            Write-Host "  Trying alternative Chrome download..."
            try {
                $chromeUrl = "https://dl.google.com/chrome/install/GoogleChromeStandaloneEnterprise64.msi"
                $chromePath = "$env:TEMP\ChromeSetup.msi"
                Invoke-WebRequest -Uri $chromeUrl -OutFile $chromePath -UseBasicParsing
                & msiexec /i $chromePath /quiet /norestart
                Write-Host "  [OK] Chrome installed via direct download"
                $successCount++
            } catch {
                Write-Host "  [ERROR] Chrome alternative install failed"
            }
        }
    }

    Write-Host ""
}

Write-Host "=== Installation Summary ==="
Write-Host "Successfully installed: $successCount / $totalApps applications"
Write-Host ""

# Verify installations by checking common install locations
Write-Host "Verification:"

$verifyApps = @(
    @{Name="AnyDesk"; Path="C:\Program Files (x86)\AnyDesk\AnyDesk.exe"}
    @{Name="LINE"; Path="C:\Users\$env:USERNAME\AppData\Local\LINE\bin\LineLauncher.exe"}
    @{Name="Chrome"; Path="C:\Program Files\Google\Chrome\Application\chrome.exe"}
    @{Name="7-Zip"; Path="C:\Program Files\7-Zip\7z.exe"}
    @{Name="Adobe Reader"; Path="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"}
)

foreach ($app in $verifyApps) {
    if (Test-Path $app.Path) {
        Write-Host "  [OK] $($app.Name) - Found at expected location"
    } else {
        # Try to find in registry
        $found = $false
        $regPaths = @(
            "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\*",
            "HKLM:\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall\*"
        )

        foreach ($regPath in $regPaths) {
            $installed = Get-ItemProperty $regPath -ErrorAction SilentlyContinue |
                Where-Object { $_.DisplayName -like "*$($app.Name.Split(' ')[0])*" }
            if ($installed) {
                Write-Host "  [OK] $($app.Name) - Found in registry"
                $found = $true
                break
            }
        }

        if (-not $found) {
            Write-Host "  [!]  $($app.Name) - Not detected"
        }
    }
}

Write-Host ""
Write-Host "Installation completed!"
Write-Host "Note: Applications may require restart to appear in Start Menu"