// Copyright (c) 2026 Storm Dragon
// Authors: Storm Dragon, Angus Kola
// SPDX-License-Identifier: GPL-3.0-or-later

package app

import (
	"context"

	"git.stormux.org/storm/cthulhu/internal/input"
)

func runCopyFeedback(ctx context.Context, changes <-chan struct{}, source any, speech speechEnqueuer, live *liveSettings, ocr *ocrSession) <-chan struct{} {
	done := make(chan struct{})
	go func() {
		defer close(done)
		var announced uint64
		for {
			select {
			case <-ctx.Done():
				return
			case _, ok := <-changes:
				if !ok {
					return
				}
				activity := recentInput(source)
				if ocr != nil && ocr.Reviewing() {
					if activity.Clipboard == input.CopyAction {
						announced = activity.Sequence
					}
					continue
				}
				if live != nil && live.Load().Reading.AutomaticallyReadClipboardChanges {
					continue
				}
				if activity.Clipboard != input.CopyAction || activity.Sequence == 0 || activity.Sequence == announced {
					continue
				}
				announced = activity.Sequence
				speech.Enqueue(speechRequest{Text: "copied to clipboard", Role: "system", Cause: "clipboard"})
			}
		}
	}()
	return done
}