concurrent

type ChunkInfo struct {
	Index      int
	Start      int64
	End        int64
	Downloaded int64
	Complete   bool
}

type Chunker struct {
	// contains filtered or unexported fields
}

type ConcurrentDownloadManager struct {
	// contains filtered or unexported fields
}

type Progress struct {
	WorkerID   int
	ChunkIndex int
	Downloaded int64
	Total      int64
	Complete   bool
}

type Worker struct {
	ID          int
	Client      *http.Client
	ChunkInfo   *ChunkInfo
	URL         string
	Progress    chan<- Progress
	Error       chan<- error
	RateLimiter ratelimit.Limiter // Shared rate limiter across all workers
}