Initial commit

app/internal/models/token.go

@@ -0,0 +1,28 @@
+package models
+
+import (
+	"fmt"
+
+	"github.com/golang-jwt/jwt/v5"
+)
+
+var jwtKey = []byte("your-secret-key") //TODO: Move to env/config
+
+
+func ExtractClaims(tokenStr string) (*Claims, error) {
+    claims := &Claims{}
+
+    token, err := jwt.ParseWithClaims(tokenStr, claims, func(token *jwt.Token) (interface{}, error) {
+        return jwtKey, nil
+    })
+
+    if err != nil {
+        return nil, err
+    }
+
+    if !token.Valid {
+        return nil, fmt.Errorf("invalid token")
+    }
+
+    return claims, nil
+}