Add activation-codes and registration. Added tooltips. Added player-score-cache-display in mainpage.

auth.go

@@ -2,9 +2,12 @@ package main
 
 import (
 	"InfrantrySkillCalculator/models"
+	"InfrantrySkillCalculator/utils"
+	"errors"
 	"fmt"
 	"github.com/gin-gonic/gin"
 	"golang.org/x/crypto/bcrypt"
+	"gorm.io/gorm"
 	"log"
 	"net/http"
 )
@@ -25,7 +28,9 @@ func getUserPassword(username string) (string, error) {
 	var user models.User
 
 	if err := models.DB.Where("username = ?", username).First(&user).Error; err != nil {
-		log.Fatal(err)
+		if !errors.Is(err, gorm.ErrRecordNotFound) {
+			log.Fatal(err)
+		}
 		return "", err
 	}
 
@@ -58,3 +63,25 @@ func AuthRequired() gin.HandlerFunc {
 		c.Next()
 	}
 }
+
+func isValidCode(code string) bool {
+	var activationCode models.ActivationCode
+	if err := models.DB.Where("code = ?", code).First(&activationCode).Error; err != nil {
+		return false
+	}
+
+	if activationCode.Code == code && !activationCode.Used {
+		models.DB.Model(&activationCode).Updates(map[string]interface{}{
+			"Code": code,
+			"Used": true,
+		})
+
+		newCode := utils.GenerateActivationCode()
+		newCodeObj := models.ActivationCode{Code: newCode, Used: false}
+		models.DB.Create(&newCodeObj)
+
+		return true
+	}
+
+	return false
+}