import { ButtonGroup, Flex, IconButton, Menu, MenuButton, MenuList } from '@invoke-ai/ui-library';
import { createSelector } from '@reduxjs/toolkit';
import { skipToken } from '@reduxjs/toolkit/query';
import { useAppToaster } from 'app/components/Toaster';
import { upscaleRequested } from 'app/store/middleware/listenerMiddleware/listeners/upscaleRequested';
import { useAppDispatch, useAppSelector } from 'app/store/storeHooks';
import { DeleteImageButton } from 'features/deleteImageModal/components/DeleteImageButton';
import { imagesToDeleteSelected } from 'features/deleteImageModal/store/slice';
import SingleSelectionMenuItems from 'features/gallery/components/ImageContextMenu/SingleSelectionMenuItems';
import { useImageActions } from 'features/gallery/hooks/useImageActions';
import { sentImageToImg2Img } from 'features/gallery/store/actions';
import { selectLastSelectedImage } from 'features/gallery/store/gallerySelectors';
import { selectGallerySlice } from 'features/gallery/store/gallerySlice';
import { parseAndRecallImageDimensions } from 'features/metadata/util/handlers';
import ParamUpscalePopover from 'features/parameters/components/Upscale/ParamUpscaleSettings';
import { initialImageSelected } from 'features/parameters/store/actions';
import { useIsQueueMutationInProgress } from 'features/queue/hooks/useIsQueueMutationInProgress';
import { useFeatureStatus } from 'features/system/hooks/useFeatureStatus';
import { selectSystemSlice } from 'features/system/store/systemSlice';
import { setShouldShowImageDetails, setShouldShowProgressInViewer } from 'features/ui/store/uiSlice';
import { useGetAndLoadEmbeddedWorkflow } from 'features/workflowLibrary/hooks/useGetAndLoadEmbeddedWorkflow';
import { memo, useCallback } from 'react';
import { useHotkeys } from 'react-hotkeys-hook';
import { useTranslation } from 'react-i18next';
import {
  PiArrowsCounterClockwiseBold,
  PiAsteriskBold,
  PiDotsThreeOutlineFill,
  PiFlowArrowBold,
  PiHourglassHighBold,
  PiInfoBold,
  PiPlantBold,
  PiQuotesBold,
  PiRulerBold,
} from 'react-icons/pi';
import { useGetImageDTOQuery } from 'services/api/endpoints/images';

const selectShouldDisableToolbarButtons = createSelector(
  selectSystemSlice,
  selectGallerySlice,
  selectLastSelectedImage,
  (system, gallery, lastSelectedImage) => {
    const hasProgressImage = Boolean(system.denoiseProgress?.progress_image);
    return hasProgressImage || !lastSelectedImage;
  }
);

const CurrentImageButtons = () => {
  const dispatch = useAppDispatch();
  const isConnected = useAppSelector((s) => s.system.isConnected);
  const shouldShowImageDetails = useAppSelector((s) => s.ui.shouldShowImageDetails);
  const shouldShowProgressInViewer = useAppSelector((s) => s.ui.shouldShowProgressInViewer);
  const lastSelectedImage = useAppSelector(selectLastSelectedImage);
  const selection = useAppSelector((s) => s.gallery.selection);
  const shouldDisableToolbarButtons = useAppSelector(selectShouldDisableToolbarButtons);

  const isUpscalingEnabled = useFeatureStatus('upscaling').isFeatureEnabled;
  const isQueueMutationInProgress = useIsQueueMutationInProgress();
  const toaster = useAppToaster();
  const { t } = useTranslation();

  const { currentData: imageDTO } = useGetImageDTOQuery(lastSelectedImage?.image_name ?? skipToken);

  const { recallAll, remix, recallSeed, recallPrompts, hasMetadata, hasSeed, hasPrompts, isLoadingMetadata } =
    useImageActions(lastSelectedImage?.image_name);

  const { getAndLoadEmbeddedWorkflow, getAndLoadEmbeddedWorkflowResult } = useGetAndLoadEmbeddedWorkflow({});

  const handleLoadWorkflow = useCallback(() => {
    if (!lastSelectedImage || !lastSelectedImage.has_workflow) {
      return;
    }
    getAndLoadEmbeddedWorkflow(lastSelectedImage.image_name);
  }, [getAndLoadEmbeddedWorkflow, lastSelectedImage]);

  useHotkeys('w', handleLoadWorkflow, [lastSelectedImage]);
  useHotkeys('a', recallAll, [recallAll]);
  useHotkeys('s', recallSeed, [recallSeed]);
  useHotkeys('p', recallPrompts, [recallPrompts]);
  useHotkeys('r', remix, [remix]);

  const handleUseSize = useCallback(() => {
    parseAndRecallImageDimensions(lastSelectedImage);
  }, [lastSelectedImage]);

  useHotkeys('d', handleUseSize, [handleUseSize]);

  const handleSendToImageToImage = useCallback(() => {
    dispatch(sentImageToImg2Img());
    dispatch(initialImageSelected(imageDTO));
  }, [dispatch, imageDTO]);

  useHotkeys('shift+i', handleSendToImageToImage, [imageDTO]);

  const handleClickUpscale = useCallback(() => {
    if (!imageDTO) {
      return;
    }
    dispatch(upscaleRequested({ imageDTO }));
  }, [dispatch, imageDTO]);

  const handleDelete = useCallback(() => {
    if (!imageDTO) {
      return;
    }
    dispatch(imagesToDeleteSelected([imageDTO]));
  }, [dispatch, imageDTO]);

  useHotkeys(
    'Shift+U',
    () => {
      handleClickUpscale();
    },
    {
      enabled: () => Boolean(isUpscalingEnabled && !shouldDisableToolbarButtons && isConnected),
    },
    [isUpscalingEnabled, imageDTO, shouldDisableToolbarButtons, isConnected]
  );

  const handleClickShowImageDetails = useCallback(
    () => dispatch(setShouldShowImageDetails(!shouldShowImageDetails)),
    [dispatch, shouldShowImageDetails]
  );

  useHotkeys(
    'i',
    () => {
      if (imageDTO) {
        handleClickShowImageDetails();
      } else {
        toaster({
          title: t('toast.metadataLoadFailed'),
          status: 'error',
          duration: 2500,
          isClosable: true,
        });
      }
    },
    [imageDTO, shouldShowImageDetails, toaster]
  );

  useHotkeys(
    'delete',
    () => {
      handleDelete();
    },
    [dispatch, imageDTO]
  );

  const handleClickProgressImagesToggle = useCallback(() => {
    dispatch(setShouldShowProgressInViewer(!shouldShowProgressInViewer));
  }, [dispatch, shouldShowProgressInViewer]);

  return (
    <>
      <Flex flexWrap="wrap" justifyContent="center" alignItems="center" gap={2}>
        <ButtonGroup isDisabled={shouldDisableToolbarButtons}>
          <Menu isLazy>
            <MenuButton
              as={IconButton}
              aria-label={t('parameters.imageActions')}
              tooltip={t('parameters.imageActions')}
              isDisabled={!imageDTO}
              icon={<PiDotsThreeOutlineFill />}
            />
            <MenuList>{imageDTO && <SingleSelectionMenuItems imageDTO={imageDTO} />}</MenuList>
          </Menu>
        </ButtonGroup>

        <ButtonGroup isDisabled={shouldDisableToolbarButtons}>
          <IconButton
            icon={<PiFlowArrowBold />}
            tooltip={`${t('nodes.loadWorkflow')} (W)`}
            aria-label={`${t('nodes.loadWorkflow')} (W)`}
            isDisabled={!imageDTO?.has_workflow}
            onClick={handleLoadWorkflow}
            isLoading={getAndLoadEmbeddedWorkflowResult.isLoading}
          />
          <IconButton
            isLoading={isLoadingMetadata}
            icon={<PiArrowsCounterClockwiseBold />}
            tooltip={`${t('parameters.remixImage')} (R)`}
            aria-label={`${t('parameters.remixImage')} (R)`}
            isDisabled={!hasMetadata}
            onClick={remix}
          />
          <IconButton
            isLoading={isLoadingMetadata}
            icon={<PiQuotesBold />}
            tooltip={`${t('parameters.usePrompt')} (P)`}
            aria-label={`${t('parameters.usePrompt')} (P)`}
            isDisabled={!hasPrompts}
            onClick={recallPrompts}
          />
          <IconButton
            isLoading={isLoadingMetadata}
            icon={<PiPlantBold />}
            tooltip={`${t('parameters.useSeed')} (S)`}
            aria-label={`${t('parameters.useSeed')} (S)`}
            isDisabled={!hasSeed}
            onClick={recallSeed}
          />
          <IconButton
            isLoading={isLoadingMetadata}
            icon={<PiRulerBold />}
            tooltip={`${t('parameters.useSize')} (D)`}
            aria-label={`${t('parameters.useSize')} (D)`}
            onClick={handleUseSize}
          />
          <IconButton
            isLoading={isLoadingMetadata}
            icon={<PiAsteriskBold />}
            tooltip={`${t('parameters.useAll')} (A)`}
            aria-label={`${t('parameters.useAll')} (A)`}
            isDisabled={!hasMetadata}
            onClick={recallAll}
          />
        </ButtonGroup>

        {isUpscalingEnabled && (
          <ButtonGroup isDisabled={isQueueMutationInProgress}>
            {isUpscalingEnabled && <ParamUpscalePopover imageDTO={imageDTO} />}
          </ButtonGroup>
        )}

        <ButtonGroup>
          <IconButton
            icon={<PiInfoBold />}
            tooltip={`${t('parameters.info')} (I)`}
            aria-label={`${t('parameters.info')} (I)`}
            isChecked={shouldShowImageDetails}
            onClick={handleClickShowImageDetails}
          />
        </ButtonGroup>

        <ButtonGroup>
          <IconButton
            aria-label={t('settings.displayInProgress')}
            tooltip={t('settings.displayInProgress')}
            icon={<PiHourglassHighBold />}
            isChecked={shouldShowProgressInViewer}
            onClick={handleClickProgressImagesToggle}
          />
        </ButtonGroup>

        <ButtonGroup>
          <DeleteImageButton onClick={handleDelete} />
        </ButtonGroup>
      </Flex>
    </>
  );
};

export default memo(CurrentImageButtons);