add admin user creation

internal/database/db.go

@@ -5,7 +5,7 @@ import (
 	"GoMembership/internal/models"
 	"GoMembership/pkg/logger"
 	"crypto/rand"
-	"encoding/hex"
+	"encoding/base64"
 	"time"
 
 	"github.com/alexedwards/argon2id"
@@ -15,7 +15,7 @@ import (
 
 var DB *gorm.DB
 
-func Open(dbPath string) error {
+func Open(dbPath string, adminMail string) error {
 
 	db, err := gorm.Open(sqlite.Open(dbPath), &gorm.Config{})
 	if err != nil {
@@ -34,12 +34,60 @@ func Open(dbPath string) error {
 	DB = db
 
 	logger.Info.Print("Opened DB")
-	if err := seedDatabase(); err != nil {
-		return err
+
+	var count int64
+	db.Model(&models.User{}).Count(&count)
+	if count == 0 {
+		admin, err := seedAdmin(adminMail)
+		if err != nil {
+			return err
+		}
+		result := db.Create(&admin)
+		if result.Error != nil {
+			return result.Error
+		}
 	}
 	return nil
 }
 
+// TODO: Landing page to create an admin
+func seedAdmin(userMail string) (*models.User, error) {
+	passwordBytes := make([]byte, 12)
+	_, err := rand.Read(passwordBytes)
+	if err != nil {
+		return nil, err
+	}
+
+	// Encode into a URL-safe base64 string
+	password, err := base64.URLEncoding.EncodeToString(passwordBytes)[:12], nil
+	if err != nil {
+		return nil, err
+	}
+	hash, err := argon2id.CreateHash(password, argon2id.DefaultParams)
+	if err != nil {
+		return nil, err
+	}
+
+	logger.Error.Print("==============================================================")
+	logger.Error.Printf("Admin Email: %v", userMail)
+	logger.Error.Printf("Admin Password: %v", password)
+	logger.Error.Print("==============================================================")
+
+	return &models.User{
+		FirstName:   "ad",
+		LastName:    "min",
+		DateOfBirth: time.Now(),
+		Password:    hash,
+		Address:     "Downhill 4",
+		ZipCode:     "9999",
+		City:        "TechTown",
+		Email:       userMail,
+		Status:      constants.ActiveStatus,
+		RoleID:      constants.Roles.Editor,
+	}, nil
+
+}
+
 func Close() error {
 	logger.Info.Print("Closing  DB")
 	db, err := DB.DB()
@@ -48,42 +96,3 @@ func Close() error {
 	}
 	return db.Close()
 }
-
-func seedDatabase() error {
-	var count int64
-	DB.Model(&models.User{}).Count(&count)
-	if count == 0 {
-		bytes := make([]byte, 12)
-		_, err := rand.Read(bytes)
-		if err != nil {
-			return err
-		}
-		password := hex.EncodeToString(bytes)
-		hash, err := argon2id.CreateHash(password, argon2id.DefaultParams)
-		if err != nil {
-			return err
-		}
-
-		admin := models.User{
-			FirstName:   "ad",
-			LastName:    "min",
-			DateOfBirth: time.Now(),
-			Password:    hash,
-			Address:     "Downhill 4",
-			ZipCode:     "9999",
-			City:        "TechTown",
-			Status:      constants.ActiveStatus,
-			RoleID:      constants.Roles.Editor,
-		}
-
-		result := DB.Create(&admin)
-		if result.Error != nil {
-			return result.Error
-		}
-		logger.Error.Print("==============================================================")
-		logger.Error.Printf("Admin Password: %v", password)
-		logger.Error.Print("==============================================================")
-	}
-
-	return nil
-}