Check 2chars

main.go

@@ -0,0 +1,70 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"time"
+
+	"github.com/likexian/whois"
+	"github.com/likexian/whois-parser"
+)
+
+func main() {
+	freeDomains := []string{}
+
+	domainsToCheck := generateInput()
+
+	for _, domain := range domainsToCheck {
+		resp, err := checkDomain(domain)
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		if resp {
+			log.Printf("%s is free!", domain)
+			freeDomains = append(freeDomains, domain)
+		} else {
+			log.Printf("%s is not free!", domain)
+		}
+	}
+
+	log.Println()
+	log.Println("Free Domains:")
+
+	for _, v := range freeDomains {
+		log.Print(v)
+	}
+
+}
+
+// checkDomain - True if available, error/false if not
+func checkDomain(domain string) (bool, error) {
+	time.Sleep(time.Second * 5)
+	resultRaw, err := whois.Whois(domain, "whois.srs.net.nz")
+	if err != nil {
+		return false, err
+	}
+
+	_, err = whoisparser.Parse(resultRaw)
+	if err != nil {
+		if err.Error() == "whoisparser: domain is not found" {
+			return true, nil
+		}
+
+		return false, err
+	}
+
+	return false, err
+}
+
+func generateInput() []string {
+	output := []string{}
+
+	for o := 'a'; o <= 'z'; o++ {
+		for r := 'a'; r <= 'z'; r++ {
+			output = append(output, fmt.Sprintf("%c", o)+fmt.Sprintf("%c", r))
+		}
+	}
+
+	return output
+}