Make emails case insensitive

server/controllers/auth.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"net/http"
 	"os"
+	"strings"
 
 	"github.com/akhilrex/hammond/common"
 	"github.com/akhilrex/hammond/db"
@@ -91,7 +92,7 @@ func userLogin(c *gin.Context) {
 		c.JSON(http.StatusUnprocessableEntity, common.NewValidatorError(err))
 		return
 	}
-	user, err := db.FindOneUser(&db.User{Email: loginRequest.Email})
+	user, err := db.FindOneUser(&db.User{Email: strings.ToLower(loginRequest.Email)})
 
 	if err != nil {
 		c.JSON(http.StatusForbidden, common.NewError("login", errors.New("Not Registered email or invalid password")))

server/db/migrations.go

@@ -18,6 +18,10 @@ var migrations = []localMigration{
 		Name:  "2021_06_24_04_42_SetUserDisabledFalse",
 		Query: "update users set is_disabled=0",
 	},
+	{
+		Name:  "2021_02_07_00_09_LowerCaseEmails",
+		Query: "update users set email=lower(email)",
+	},
 }
 
 func RunMigrations() {

server/service/userService.go

@@ -1,6 +1,8 @@
 package service
 
 import (
+	"strings"
+
 	"github.com/akhilrex/hammond/db"
 	"github.com/akhilrex/hammond/models"
 )
@@ -8,7 +10,7 @@ import (
 func CreateUser(userModel *models.RegisterRequest, role db.Role) error {
 	setting := db.GetOrCreateSetting()
 	toCreate := db.User{
-		Email:        userModel.Email,
+		Email:        strings.ToLower(userModel.Email),
 		Name:         userModel.Name,
 		Role:         role,
 		Currency:     setting.Currency,