First local go service

api/internal/core/entities/download.go

@@ -0,0 +1,28 @@
+package entities
+
+import (
+	"downloader/pkg/common/uuid"
+	"errors"
+)
+
+type Download struct {
+	ID     string `json:"id"`
+	Status string `json:"status"`
+	Link   string `json:"link"`
+	Data   string `json:"data"`
+}
+
+func NewDownload(link string, data string) func(uuidGen uuid.Gen) (*Download, error) {
+	return func(uuidGen uuid.Gen) (*Download, error) {
+		if link == "" || data == "" {
+			return nil, errors.New("A field was not valid")
+		}
+
+		return &Download{
+			ID:     uuidGen.Create(),
+			Status: "scheduled",
+			Link:   link,
+			Data:   data,
+		}, nil
+	}
+}