Put used function back

auth/common.go

 package auth
 
 import (
+	"fmt"
 	"gitlab.bob.co.za/bob-public-utils/bobgroup-go-utils/handler_utils"
 	"golang.org/x/crypto/bcrypt"
+	"math/rand"
 	"strings"
 )
 
@@ -30,3 +32,25 @@ func PasswordIsCorrect(password string, hashedPassword string) bool {
 	err := bcrypt.CompareHashAndPassword([]byte(hashedPassword), []byte(password))
 	return err == nil
 }
+
+// Create a pseudorandom password consisting of two three-letter words and two digits
+func RandomPassword() string {
+	i := rand.Intn(100)
+	var j int
+	for {
+		j = rand.Intn(100)
+		if j != i {
+			break
+		}
+	}
+	return fmt.Sprintf("%s%s%s", words[i], words[j], RandomDigitString(2))
+}
+
+// Create a pseudorandom string of digits (0-9) with specified length
+func RandomDigitString(len int) string {
+	var str strings.Builder
+	for i := 0; i < len; i++ {
+		fmt.Fprintf(&str, "%v", rand.Intn(10))
+	}
+	return str.String()
+}

auth/words.go

+package auth
+
+var words = []string{
+	"act",
+	"add",
+	"age",
+	"air",
+	"ant",
+	"ark",
+	"arm",
+	"art",
+	"ash",
+	"bad",
+	"bag",
+	"bar",
+	"bat",
+	"bay",
+	"bed",
+	"bee",
+	"big",
+	"box",
+	"bus",
+	"bye",
+	"can",
+	"car",
+	"cat",
+	"con",
+	"cow",
+	"cup",
+	"day",
+	"dog",
+	"ear",
+	"end",
+	"eye",
+	"far",
+	"fly",
+	"fox",
+	"fry",
+	"fun",
+	"gap",
+	"gym",
+	"hat",
+	"hip",
+	"hop",
+	"ice",
+	"ink",
+	"jam",
+	"jar",
+	"joy",
+	"key",
+	"kit",
+	"lab",
+	"law",
+	"log",
+	"low",
+	"man",
+	"max",
+	"may",
+	"net",
+	"nut",
+	"oil",
+	"one",
+	"out",
+	"owl",
+	"own",
+	"pen",
+	"pet",
+	"pie",
+	"pig",
+	"pin",
+	"pro",
+	"ram",
+	"rap",
+	"ray",
+	"red",
+	"row",
+	"sea",
+	"see",
+	"sew",
+	"sit",
+	"six",
+	"sky",
+	"son",
+	"spy",
+	"tan",
+	"tax",
+	"tea",
+	"ted",
+	"tee",
+	"ten",
+	"the",
+	"tin",
+	"toe",
+	"top",
+	"toy",
+	"tub",
+	"two",
+	"way",
+	"wig",
+	"yes",
+	"you",
+	"zip",
+	"zoo",
+}