import { ImageIcon, ImagePlus } from 'lucide-react';
import {
  type CSSProperties,
  type Dispatch,
  type ReactNode,
  type RefObject,
  type SetStateAction,
} from 'react';

import { AutoGrowTextArea } from '../common/AutoGrowTextArea';
import {
  PlatformFloatingMenu,
  PlatformFloatingMenuItem,
} from '../common/PlatformFloatingMenu';
import { PlatformStatusMessage } from '../common/PlatformStatusMessage';
import type {
  GenerateDialogState,
  SpecGenerationType,
  UploadTarget,
} from './ImageCanvasEditorTypes';
import { ImageCanvasGenerationImageOptionsView } from './ImageCanvasGenerationImageOptionsView';
import {
  calculateEditorIconSpritesheetPrice,
} from './ImageCanvasGenerationModel';
import { ImageCanvasReferenceSlot } from './ImageCanvasReferenceSlot';
import { useImageCanvasFloatingOptionDismiss } from './useImageCanvasFloatingOptionDismiss';

type ImageCanvasIconSpritesheetComposerViewProps = {
  dialog: GenerateDialogState;
  style: CSSProperties;
  iconSpecButtonRef: RefObject<HTMLButtonElement | null>;
  isIconSpecMenuOpen: boolean;
  setGenerateDialog: Dispatch<SetStateAction<GenerateDialogState | null>>;
  setIsIconSpecMenuOpen: Dispatch<SetStateAction<boolean>>;
  setIsPickingIconSpecFromCanvas: Dispatch<SetStateAction<boolean>>;
  renderEditorPortal: (node: ReactNode) => ReactNode;
  buildPortalMenuStyle: (
    anchor: HTMLElement | null,
    placement: 'above' | 'below',
  ) => CSSProperties;
  onOpenSpecDialog: (specType: SpecGenerationType) => void;
  onRequestUpload: (target: UploadTarget) => void;
  onUpdateIconDescriptionText: (value: string) => void;
  onRememberImageModel: (model: string) => void;
  onSubmit: (dialog: GenerateDialogState) => void;
};

export function ImageCanvasIconSpritesheetComposerView({
  dialog,
  style,
  iconSpecButtonRef,
  isIconSpecMenuOpen,
  setGenerateDialog,
  setIsIconSpecMenuOpen,
  setIsPickingIconSpecFromCanvas,
  renderEditorPortal,
  buildPortalMenuStyle,
  onOpenSpecDialog,
  onRequestUpload,
  onUpdateIconDescriptionText,
  onRememberImageModel,
  onSubmit,
}: ImageCanvasIconSpritesheetComposerViewProps) {
  const descriptionText =
    dialog.prompt || (dialog.iconDescriptions ?? []).join('\n');
  useImageCanvasFloatingOptionDismiss({
    isOpen: isIconSpecMenuOpen,
    boundaryRefs: [iconSpecButtonRef],
    onDismiss: () => setIsIconSpecMenuOpen(false),
  });

  const pickIconSpecFromCanvas = () => {
    setIsPickingIconSpecFromCanvas(true);
    setIsIconSpecMenuOpen(false);
  };

  const openIconSpecDialog = () => {
    setIsIconSpecMenuOpen(false);
    onOpenSpecDialog('icon');
  };

  const requestIconSpecUpload = () => {
    setIsIconSpecMenuOpen(false);
    onRequestUpload('icon-spec');
  };
  const references = dialog.generationReferences ?? [];

  return (
    <form
      className="image-canvas-editor__icon-composer"
      style={style}
      role="dialog"
      aria-label="生成图标素材"
      onPointerDown={(event) => event.stopPropagation()}
      onSubmit={(event) => {
        event.preventDefault();
        if (dialog.status !== 'generating') {
          onSubmit({ ...dialog, prompt: descriptionText });
        }
      }}
    >
      <div className="image-canvas-editor__reference-strip">
        <ImageCanvasReferenceSlot
          buttonRef={iconSpecButtonRef}
          tone="icon"
          className="image-canvas-editor__icon-spec-card"
          icon={<ImageIcon className="h-4 w-4" aria-hidden="true" />}
          imageSrc={dialog.iconSpecReference?.src}
          objectKey={dialog.iconSpecReference?.objectKey}
          label="图标规范"
          ariaLabel={dialog.iconSpecReference?.label ?? '图标规范'}
          title={dialog.iconSpecReference?.label ?? '图标规范'}
          disabled={dialog.status === 'generating'}
          isAdd={!dialog.iconSpecReference}
          onClick={() => setIsIconSpecMenuOpen((open) => !open)}
          onRemove={
            dialog.iconSpecReference
              ? () =>
                  setGenerateDialog((currentDialog) =>
                    currentDialog?.mode === 'icon'
                      ? {
                          ...currentDialog,
                          status:
                            currentDialog.status === 'failed'
                              ? 'idle'
                              : currentDialog.status,
                          errorMessage:
                            currentDialog.status === 'failed'
                              ? undefined
                              : currentDialog.errorMessage,
                          iconSpecReference: null,
                        }
                      : currentDialog,
                  )
              : undefined
          }
          removeLabel="删除图标规范"
        />
        {isIconSpecMenuOpen
          ? renderEditorPortal(
              <PlatformFloatingMenu
                className="image-canvas-editor__character-spec-menu image-canvas-editor__portal-menu"
                label="图标规范来源"
                placement="top-start"
                style={buildPortalMenuStyle(iconSpecButtonRef.current, 'above')}
              >
                <PlatformFloatingMenuItem
                  className="image-canvas-editor__context-menu-item"
                  onClick={pickIconSpecFromCanvas}
                >
                  从画布中选择
                </PlatformFloatingMenuItem>
                <PlatformFloatingMenuItem
                  className="image-canvas-editor__context-menu-item"
                  onClick={openIconSpecDialog}
                >
                  新建图标规范
                </PlatformFloatingMenuItem>
                <PlatformFloatingMenuItem
                  className="image-canvas-editor__context-menu-item"
                  onClick={requestIconSpecUpload}
                >
                  上传图片
                </PlatformFloatingMenuItem>
              </PlatformFloatingMenu>,
            )
          : null}
        {references.map((reference, index) => (
          <ImageCanvasReferenceSlot
            key={reference.id}
            tone="default"
            icon={<ImageIcon className="h-4 w-4" aria-hidden="true" />}
            imageSrc={reference.src}
            objectKey={reference.objectKey}
            label={`参考图${index + 1}`}
            ariaLabel={reference.label || `参考图${index + 1}`}
            title={reference.label}
            disabled={dialog.status === 'generating'}
            onRemove={() =>
              setGenerateDialog((currentDialog) =>
                currentDialog?.mode === 'icon'
                  ? {
                      ...currentDialog,
                      status:
                        currentDialog.status === 'failed'
                          ? 'idle'
                          : currentDialog.status,
                      errorMessage:
                        currentDialog.status === 'failed'
                          ? undefined
                          : currentDialog.errorMessage,
                      generationReferences: (
                        currentDialog.generationReferences ?? []
                      ).filter((item) => item.id !== reference.id),
                    }
                  : currentDialog,
              )
            }
            removeLabel={`删除${reference.label || `参考图${index + 1}`}`}
          />
        ))}
        <ImageCanvasReferenceSlot
          tone="default"
          icon={<ImagePlus className="h-4 w-4" aria-hidden="true" />}
          label="参考图"
          ariaLabel="上传图标素材参考图"
          disabled={dialog.status === 'generating'}
          isAdd
          onClick={() => onRequestUpload('generation-reference')}
        />
      </div>
      <label className="image-canvas-editor__field-block image-canvas-editor__field-block--single">
        <AutoGrowTextArea
          aria-label="素材描述"
          value={descriptionText}
          disabled={dialog.status === 'generating'}
          placeholder="你需要哪些图标？"
          className="image-canvas-editor__generation-prompt"
          onChange={(event) => onUpdateIconDescriptionText(event.target.value)}
        />
      </label>
      {dialog.status === 'failed' ? (
        <PlatformStatusMessage
          tone="error"
          surface="platform"
          size="xs"
          className="image-canvas-editor__generate-status"
          role="alert"
        >
          {dialog.errorMessage}
        </PlatformStatusMessage>
      ) : null}
      <div className="image-canvas-editor__generation-composer-footer">
        <ImageCanvasGenerationImageOptionsView
          dialog={dialog}
          setGenerateDialog={setGenerateDialog}
          includeDimensions
          onRememberImageModel={onRememberImageModel}
          optionLabelPrefix="生成图片"
          cost={calculateEditorIconSpritesheetPrice(
            dialog.imageModel,
            dialog.imageSize,
          )}
          submitLabel="生成"
          submitAriaLabel="生成"
          renderEditorPortal={renderEditorPortal}
          buildPortalMenuStyle={buildPortalMenuStyle}
        />
      </div>
    </form>
  );
}