Re-struct pkg/api, pkg/database

pkg/api/handle_error.go

@@ -0,0 +1,28 @@
+package api
+
+import (
+	"encoding/json"
+	"log"
+	"net/http"
+)
+
+func (api *API) HandleError(w http.ResponseWriter, r *http.Request, err error) {
+	api.HandleErrorString(w, r, err.Error())
+}
+
+func (api *API) HandleErrorCode(w http.ResponseWriter, r *http.Request, err error, code int) {
+	api.HandleErrorStringCode(w, r, err.Error(), code)
+}
+
+func (api *API) HandleErrorString(w http.ResponseWriter, r *http.Request, errorString string) {
+	api.HandleErrorStringCode(w, r, errorString, 500)
+}
+
+func (api *API) HandleErrorStringCode(w http.ResponseWriter, r *http.Request, errorString string, code int) {
+	log.Println("[api] [Error]", code, errorString)
+	errStatus := &Status{
+		Status: errorString,
+	}
+	w.WriteHeader(code)
+	json.NewEncoder(w).Encode(errStatus)
+}