# PowerShell script to read links from readme.md and download files
# Usage: .\download_links.ps1

# Check if readme.md exists
if (-not (Test-Path "readme.md")) {
    Write-Host "Error: readme.md file not found!" -ForegroundColor Red
    exit 1
}

# Read file content
$content = Get-Content "readme.md" -Raw

# Extract all https links
Write-Host "Extracting links from readme.md..." -ForegroundColor Yellow
$links = [regex]::Matches($content, 'https://[^\s]*') | ForEach-Object { $_.Value }

# Check if links were found
if ($links.Count -eq 0) {
    Write-Host "Error: No links found in readme.md!" -ForegroundColor Red
    exit 1
}

Write-Host "Found links:" -ForegroundColor Green
$links | ForEach-Object { Write-Host $_ }
Write-Host ""

# Download each file
$count = 0
$index = 1
foreach ($url in $links) {
    # Extract filename from URL and add index prefix to avoid conflicts
    $baseFilename = [System.IO.Path]::GetFileName($url)
    $filename = "$index-$baseFilename"
    
    Write-Host "Downloading: $filename" -ForegroundColor Cyan
    
    # Use Invoke-WebRequest to download file
    try {
        Invoke-WebRequest -Uri $url -OutFile $filename
        Write-Host "✓ Download successful: $filename" -ForegroundColor Green
        $count++
    } catch {
        Write-Host "✗ Download failed: $filename" -ForegroundColor Red
        Write-Host "  Error: $($_.Exception.Message)" -ForegroundColor Red
    }
    $index++
}

Write-Host ""
Write-Host "Download completed! Successfully downloaded $count files." -ForegroundColor Green