Add idempotent_id to chat and threads services (#64)

* Add idempotent_id to chat and threads services

* Rename

chats/handler/create_message_test.go

@@ -25,12 +25,14 @@ func TestCreateMessage(t *testing.T) {
 		return
 	}
 
+	iid := uuid.New().String()
 	tt := []struct {
 		Name     string
 		AuthorID string
 		ChatID   string
 		Text     string
 		Error    error
+		ID       string
 	}{
 		{
 			Name:     "MissingChatID",
@@ -58,18 +60,35 @@ func TestCreateMessage(t *testing.T) {
 			Error:    handler.ErrNotFound,
 		},
 		{
-			Name:     "Valid",
+			Name:     "WithoutID",
 			ChatID:   cRsp.Chat.Id,
 			AuthorID: uuid.New().String(),
 			Text:     "HelloWorld",
 		},
+		{
+			Name:     "WithID",
+			ChatID:   cRsp.Chat.Id,
+			AuthorID: "johndoe",
+			Text:     "HelloWorld",
+			ID:       iid,
+		},
+		{
+			Name:     "RepeatID",
+			ChatID:   cRsp.Chat.Id,
+			AuthorID: "johndoe",
+			Text:     "HelloWorld",
+			ID:       iid,
+		},
 	}
 
 	for _, tc := range tt {
 		t.Run(tc.Name, func(t *testing.T) {
 			var rsp pb.CreateMessageResponse
 			err := h.CreateMessage(context.TODO(), &pb.CreateMessageRequest{
-				Text: tc.Text, ChatId: tc.ChatID, AuthorId: tc.AuthorID,
+				AuthorId: tc.AuthorID,
+				ChatId:   tc.ChatID,
+				Text:     tc.Text,
+				Id:       tc.ID,
 			}, &rsp)
 
 			assert.Equal(t, tc.Error, err)
@@ -83,6 +102,7 @@ func TestCreateMessage(t *testing.T) {
 				ChatId:   tc.ChatID,
 				SentAt:   timestamppb.New(h.Time()),
 				Text:     tc.Text,
+				Id:       tc.ID,
 			}, rsp.Message)
 		})
 	}