everybody loves a refactor

internal/respond/error.go

@@ -0,0 +1,36 @@
+// Package respond provides utilities for raw HTTP responses that don't fit into the throw or notify categories
+package respond
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+)
+
+func OK(w http.ResponseWriter) {
+	w.WriteHeader(http.StatusOK)
+}
+
+func BadRequest(w http.ResponseWriter, err error) {
+	respondError(w, http.StatusBadRequest, err)
+}
+
+func NotFound(w http.ResponseWriter, err error) {
+	respondError(w, http.StatusNotFound, err)
+}
+
+func Conflict(w http.ResponseWriter, err error) {
+	respondError(w, http.StatusConflict, err)
+}
+
+func respondError(w http.ResponseWriter, statusCode int, err error) {
+	details := map[string]any{
+		"error":   statusCode,
+		"details": fmt.Sprintf("%s", err),
+	}
+	resp, err := json.Marshal(details)
+	w.WriteHeader(statusCode)
+	if err == nil {
+		_, _ = w.Write(resp)
+	}
+}