1 files changed, 34 insertions, 0 deletions
diff --git a/internal/api/handlers/utils.go b/internal/api/handlers/utils.go
new file mode 100644
index 0000000..d6cc0d6
--- /dev/null
+++ b/internal/api/handlers/utils.go
@@ -0,0 +1,34 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"golang.org/x/crypto/bcrypt"
+)
+
+func HashPassword(password string) (string, error) {
+	bytes, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
+	return string(bytes), err
+}
+
+func CheckPasswordHash(hash, password string) error {
+	return bcrypt.CompareHashAndPassword([]byte(hash), []byte(password))
+}
+
+// Set a JSON response with status code 400
+func JsonError(w *http.ResponseWriter, error string) {
+	payloadMap := map[string]string{"error": error}
+
+	(*w).Header().Set("Content-Type", "application/json")
+	(*w).WriteHeader(http.StatusBadRequest)
+
+	payload, err := json.Marshal(payloadMap)
+
+	if err != nil {
+		(*w).WriteHeader(http.StatusBadGateway)
+		(*w).Write([]byte(err.Error()))
+	} else {
+		(*w).Write(payload)
+	}
+}