import {
  InterpretDataSource,
  IDataSourceEngine,
  IDataSourceRuntimeContext,
  RuntimeDataSource,
  RuntimeDataSourceStatus,
} from '@ali/lowcode-types';
import sinon from 'sinon';

import { MockContext } from '../../_helpers';

import type { ExecutionContext, Macro } from 'ava';
import type { SinonFakeTimers } from 'sinon';

export const normalScene: Macro<[
  {
    create: (
      dataSource: any,
      ctx: IDataSourceRuntimeContext,
      options: any
    ) => IDataSourceEngine;
    dataSource: RuntimeDataSource | InterpretDataSource;
  }
]> = async (
  t: ExecutionContext<{ clock: SinonFakeTimers }>,
  { create, dataSource },
  ) => {
    const { clock } = t.context;

    const URL_PARAMS = {
      name: 'Alice',
      age: '18',
    };

    const urlParamsHandler = sinon.fake(async () => {
      return URL_PARAMS; // TODO: 别的都是返回的套了一层 data 的，但是 urlParams 的为啥不一样？
    });

    const context = new MockContext<Record<string, unknown>>({}, (ctx) => create(dataSource, ctx, {
      requestHandlersMap: {
        urlParams: urlParamsHandler,
      },
    }));

    const setState = sinon.spy(context, 'setState');

    // 一开始应该是初始状态
    t.is(context.dataSourceMap.urlParams.status, RuntimeDataSourceStatus.Initial);

    const loading = context.reloadDataSource();

    await Promise.all([clock.runAllAsync(), loading]);

    // 最后应该成功了，loaded 状态
    t.is(context.dataSourceMap.urlParams.status, RuntimeDataSourceStatus.Loaded);

    // 检查数据源的数据
    t.deepEqual(context.dataSourceMap.urlParams.data, URL_PARAMS);
    t.deepEqual(context.dataSourceMap.urlParams.error, undefined);

    // 检查状态数据
    t.assert(setState.calledOnce);
    t.deepEqual(context.state.urlParams, URL_PARAMS);

    // fetchHandler 应该被调用了一次
    t.assert(urlParamsHandler.calledOnce);

    // 检查调用参数 url 没有 options
    t.deepEqual(urlParamsHandler.firstCall.args, [context]);
  };

normalScene.title = (providedTitle) => providedTitle || 'normal scene';