// INITIALIZING CORE ROUTINES...
package blacklist

import (
	"sync"
	"context"
	"log"
)

// 6-layer parallel check chain: Domain -> Host -> HostPath -> File -> FullURL -> IP. First hit wins.
func (b *Blacklist) Check(url string) bool {
	var wg sync.WaitGroup
	result := make(chan bool, 6)
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	layers := []func() bool{
		func() bool { return b.checkDomain(url) },
		func() bool { return b.checkHost(url) },
		func() bool { return b.checkHostPath(url) },
		func() bool { return b.checkFile(url) },
		func() bool { return b.checkFullURL(url) },
		func() bool { return b.checkIP(url) },
	}

	for _, layer := range layers {
		wg.Add(1)
		go func(check func() bool) {
			defer wg.Done()
			if check() {
				select {
				case result <- true:
					cancel()
				case <-ctx.Done():
				}
			}
		}(layer)
	}

	go func() {
		wg.Wait()
		close(result)
	}()

	for hit := range result {
		if hit {
			return true
		}
	}
	return false
}
// NODE SYNC STATUS: SECURE