Method prepareManualTitleDebugRun

coderd/x/chatd/chatd.go:3331–3446

(
	ctx context.Context,
	debugSvc *chatdebug.Service,
	chat database.Chat,
	modelConfig database.ChatModelConfig,
	keys chatprovider.ProviderAPIKeys,
	modelOpts modelBuildOptions,
	messages []database.ChatMessage,
	fallbackModel fantasy.LanguageModel,
)

}

func (p *Server) prepareManualTitleDebugRun(
	ctx context.Context,
	debugSvc *chatdebug.Service,
	chat database.Chat,
	modelConfig database.ChatModelConfig,
	keys chatprovider.ProviderAPIKeys,
	modelOpts modelBuildOptions,
	messages []database.ChatMessage,
	fallbackModel fantasy.LanguageModel,
) (context.Context, fantasy.LanguageModel, func(error)) {
	titleCtx := ctx
	titleModel := fallbackModel
	finishDebugRun := func(error) {}

	route, routeErr := p.resolveModelRouteForConfig(ctx, chat.OwnerID, modelConfig, keys)
	debugOpts := modelOpts
	debugOpts.RecordHTTP = true
	var debugModelErr error
	var debugModel fantasy.LanguageModel
	if routeErr != nil {
		debugModelErr = routeErr
	} else {
		debugModel, debugModelErr = p.newModel(ctx, modelClientRequest{
			Chat:         chat,
			ModelName:    modelConfig.Model,
			UserAgent:    chatprovider.UserAgent(),
			ExtraHeaders: chatprovider.CoderHeaders(chat),
		}, route, debugOpts)
	}
	switch {
	case debugModelErr != nil:
		p.logger.Warn(ctx, "failed to create debug-aware manual title model",
			slog.F("chat_id", chat.ID),
			slog.F("provider", modelConfig.Provider),
			slog.F("model", modelConfig.Model),
			slog.Error(debugModelErr),
		)
	case debugModel == nil:
		p.logger.Warn(ctx, "manual title debug model creation returned nil",
			slog.F("chat_id", chat.ID),
			slog.F("provider", modelConfig.Provider),
			slog.F("model", modelConfig.Model),
		)
	default:
		titleModel = chatdebug.WrapModel(debugModel, debugSvc, chatdebug.RecorderOptions{
			ChatID:   chat.ID,
			OwnerID:  chat.OwnerID,
			Provider: modelConfig.Provider,
			Model:    modelConfig.Model,
		})
	}

	var historyTipMessageID int64
	if len(messages) > 0 {
		historyTipMessageID = messages[len(messages)-1].ID
	}

	// Derive a first_message label from the first user message.