/* @vitest-environment jsdom */

import { fireEvent, render, screen } from '@testing-library/react';
import { useState } from 'react';
import { describe, expect, it, vi } from 'vitest';

import type {
  GenerateDialogState,
  UploadTarget,
} from './ImageCanvasEditorTypes';
import { ImageCanvasBasicGenerationComposerView } from './ImageCanvasBasicGenerationComposerView';

function createDialog(
  patch: Partial<GenerateDialogState> = {},
): GenerateDialogState {
  return {
    mode: 'generate',
    prompt: '初始提示',
    status: 'idle',
    ...patch,
  };
}

function BasicGenerationHarness({
  initialDialog = createDialog(),
  onRequestUpload = vi.fn(),
  onSubmit = vi.fn(),
  onClose = vi.fn(),
}: {
  initialDialog?: GenerateDialogState;
  onRequestUpload?: (target: UploadTarget) => void;
  onSubmit?: (dialog: GenerateDialogState) => void;
  onClose?: () => void;
}) {
  const [dialog, setDialog] = useState<GenerateDialogState | null>(
    initialDialog,
  );

  return dialog ? (
    <div>
      <ImageCanvasBasicGenerationComposerView
        dialog={dialog}
        style={{ left: 10, top: 20 }}
        setGenerateDialog={setDialog}
        onRequestUpload={onRequestUpload}
        onSubmit={onSubmit}
        onClose={onClose}
      />
      <output aria-label="当前提示词">{dialog.prompt}</output>
      <output aria-label="当前状态">{dialog.status}</output>
      <output aria-label="当前错误">{dialog.errorMessage ?? '-'}</output>
    </div>
  ) : null;
}

describe('ImageCanvasBasicGenerationComposerView', () => {
  it('updates prompt, clears failed state, uploads references and submits', () => {
    const requestUpload = vi.fn();
    const submitGeneration = vi.fn();
    render(
      <BasicGenerationHarness
        initialDialog={createDialog({
          status: 'failed',
          errorMessage: '生成失败',
        })}
        onRequestUpload={requestUpload}
        onSubmit={submitGeneration}
      />,
    );

    fireEvent.change(screen.getByLabelText('生成提示词'), {
      target: { value: '新的提示' },
    });
    fireEvent.click(screen.getByRole('button', { name: '添加参考图' }));
    fireEvent.click(screen.getByRole('button', { name: '生成' }));

    expect(screen.getByLabelText('当前提示词').textContent).toBe('新的提示');
    expect(screen.getByLabelText('当前状态').textContent).toBe('idle');
    expect(screen.getByLabelText('当前错误').textContent).toBe('-');
    expect(requestUpload).toHaveBeenCalledWith('asset');
    expect(submitGeneration).toHaveBeenCalledWith(
      expect.objectContaining({ prompt: '新的提示', status: 'idle' }),
    );
  });

  it('runs placeholder actions and closes through its interface', () => {
    const closeComposer = vi.fn();
    const alertSpy = vi.spyOn(window, 'alert').mockImplementation(() => {});
    render(<BasicGenerationHarness onClose={closeComposer} />);

    fireEvent.click(screen.getByRole('button', { name: '生成比例 1:1 2k 1张' }));
    fireEvent.click(screen.getByRole('button', { name: '生成模型 GPT Image' }));
    fireEvent.click(screen.getByRole('button', { name: '关闭生成图片' }));

    expect(alertSpy).toHaveBeenCalledWith('生成参数功能建设中');
    expect(alertSpy).toHaveBeenCalledWith('模型选择功能建设中');
    expect(closeComposer).toHaveBeenCalledTimes(1);

    alertSpy.mockRestore();
  });
});