the beginning of the idiots

qwen/go/utils/utils.go

@@ -0,0 +1,95 @@
+package utils
+
+import (
+	"crypto/rand"
+	"encoding/base64"
+	"fmt"
+	"regexp"
+	"strings"
+)
+
+// GenerateRandomString generates a random string of the specified length
+func GenerateRandomString(length int) (string, error) {
+	bytes := make([]byte, length)
+	if _, err := rand.Read(bytes); err != nil {
+		return "", err
+	}
+	return base64.URLEncoding.EncodeToString(bytes), nil
+}
+
+// ValidateEmail validates an email address using a regex
+func ValidateEmail(email string) bool {
+	re := regexp.MustCompile(`^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$`)
+	return re.MatchString(email)
+}
+
+// SanitizeString removes potentially dangerous characters from a string
+func SanitizeString(input string) string {
+	// Remove potentially dangerous characters/sequences
+	sanitized := strings.ReplaceAll(input, "<", "")
+	sanitized = strings.ReplaceAll(sanitized, ">", "")
+	sanitized = strings.ReplaceAll(sanitized, "\"", "")
+	sanitized = strings.ReplaceAll(sanitized, "'", "")
+	sanitized = strings.ReplaceAll(sanitized, "\\", "")
+	sanitized = strings.ReplaceAll(sanitized, "/", "")
+	sanitized = strings.ReplaceAll(sanitized, ";", "")
+	sanitized = strings.ReplaceAll(sanitized, "--", "")
+	
+	return strings.TrimSpace(sanitized)
+}
+
+// IsValidRole checks if a role is valid
+func IsValidRole(role string) bool {
+	switch role {
+	case "job_seeker", "job_provider", "admin":
+		return true
+	default:
+		return false
+	}
+}
+
+// IsValidEmploymentType checks if an employment type is valid
+func IsValidEmploymentType(empType string) bool {
+	switch empType {
+	case "full_time", "part_time", "contract", "internship":
+		return true
+	default:
+		return false
+	}
+}
+
+// IsValidExperienceLevel checks if an experience level is valid
+func IsValidExperienceLevel(level string) bool {
+	switch level {
+	case "entry_level", "mid_level", "senior_level", "executive":
+		return true
+	default:
+		return false
+	}
+}
+
+// IsValidApplicationStatus checks if an application status is valid
+func IsValidApplicationStatus(status string) bool {
+	switch status {
+	case "pending", "reviewed", "accepted", "rejected", "open", "closed", "filled":
+		return true
+	default:
+		return false
+	}
+}
+
+// FormatPhoneNumber standardizes a phone number
+func FormatPhoneNumber(phone string) string {
+	// Remove all non-digit characters
+	re := regexp.MustCompile(`\D`)
+	digits := re.ReplaceAllString(phone, "")
+	
+	// If it starts with country code, format accordingly
+	if len(digits) == 11 && digits[0] == '1' {
+		return fmt.Sprintf("(%s) %s-%s", digits[1:4], digits[4:7], digits[7:11])
+	} else if len(digits) == 10 {
+		return fmt.Sprintf("(%s) %s-%s", digits[0:3], digits[3:6], digits[6:10])
+	}
+	
+	return phone // Return original if can't format
+}