fix: correct Telegram update/keyboard models and harden env parsing

msg_context_test.go

@@ -0,0 +1,64 @@
+package laniakea
+
+import (
+	"encoding/json"
+	"io"
+	"net/http"
+	"strings"
+	"testing"
+
+	"git.nix13.pw/scuroneko/laniakea/tgapi"
+	"git.nix13.pw/scuroneko/slog"
+)
+
+func TestAnswerPhotoIncludesDirectMessagesTopicID(t *testing.T) {
+	var gotBody map[string]any
+
+	client := &http.Client{
+		Transport: roundTripFunc(func(req *http.Request) (*http.Response, error) {
+			body, err := io.ReadAll(req.Body)
+			if err != nil {
+				t.Fatalf("failed to read request body: %v", err)
+			}
+			if err := json.Unmarshal(body, &gotBody); err != nil {
+				t.Fatalf("failed to decode request body: %v", err)
+			}
+			return &http.Response{
+				StatusCode: http.StatusOK,
+				Header:     http.Header{"Content-Type": []string{"application/json"}},
+				Body:       io.NopCloser(strings.NewReader(`{"ok":true,"result":{"message_id":9,"date":1}}`)),
+			}, nil
+		}),
+	}
+
+	api := tgapi.NewAPI(
+		tgapi.NewAPIOpts("token").
+			SetAPIUrl("https://example.test").
+			SetHTTPClient(client),
+	)
+	defer func() {
+		if err := api.CloseApi(); err != nil {
+			t.Fatalf("CloseApi returned error: %v", err)
+		}
+	}()
+
+	ctx := &MsgContext{
+		Api: api,
+		Msg: &tgapi.Message{
+			Chat:               &tgapi.Chat{ID: 42, Type: string(tgapi.ChatTypePrivate)},
+			DirectMessageTopic: &tgapi.DirectMessageTopic{TopicID: 77},
+		},
+		botLogger: slog.CreateLogger(),
+	}
+
+	answer := ctx.AnswerPhoto("photo-id", "caption")
+	if answer == nil {
+		t.Fatal("expected answer message")
+	}
+	if answer.MessageID != 9 {
+		t.Fatalf("unexpected message id: %d", answer.MessageID)
+	}
+	if got := gotBody["direct_messages_topic_id"]; got != float64(77) {
+		t.Fatalf("unexpected direct_messages_topic_id: %v", got)
+	}
+}