first

backend/internal/api/handlers/response.go

@@ -0,0 +1,41 @@
+package handlers
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+type Response struct {
+	Data  interface{} `json:"data"`
+	Error string      `json:"error,omitempty"`
+	Meta  *Meta       `json:"meta,omitempty"`
+}
+
+type Meta struct {
+	Total int `json:"total,omitempty"`
+	Page  int `json:"page,omitempty"`
+}
+
+func JSON(w http.ResponseWriter, status int, data interface{}) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(status)
+	json.NewEncoder(w).Encode(Response{Data: data})
+}
+
+func Error(w http.ResponseWriter, status int, message string) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(status)
+	json.NewEncoder(w).Encode(Response{Error: message})
+}
+
+func Success(w http.ResponseWriter, data interface{}) {
+	JSON(w, http.StatusOK, data)
+}
+
+func Created(w http.ResponseWriter, data interface{}) {
+	JSON(w, http.StatusCreated, data)
+}
+
+func NoContent(w http.ResponseWriter) {
+	w.WriteHeader(http.StatusNoContent)
+}