// @flow
import withProps from 'recompose/withProps';
import compose from 'recompose/compose';
// import mapProps from 'recompose/mapProps';
import { path } from 'ramda';
import mapPropsStream from 'recompose/mapPropsStream';
import FoodItems$ from '../streams/FoodItemsStream';
import typeof FoodItemRecord from '../records/FoodItemRecord';
import { Map } from 'immutable';
import { getCategoryText } from '../helpers/CategoryHelpers';

export const withFoodItems = mapPropsStream(props$ =>
	props$.combineLatest(FoodItems$, (props, foodItems) => {
		return {
			...props,
			foodItemsMap: foodItems,
		};
	})
);

export const withFoodItemsAsSeq = mapPropsStream(props$ =>
	props$.combineLatest(FoodItems$, (props, foodItems) => {
		return {
			...props,
			foodItemsSeq: foodItems.valueSeq(),
		};
	})
);

export const withFoodItemIdFromRoute = withProps((props: { match: { params: { id: string } } }) => {
	const id = path(['match', 'params', 'id'], props) || 0;
	return { foodItemId: +id };
});

export const withFoodItem = compose(
	withFoodItems,
	withFoodItemIdFromRoute,
	withProps((props: { foodItemsMap: Map<number, FoodItemRecord>, foodItemId: number }) => {
		const { foodItemsMap, foodItemId } = props;
		const foodItem = foodItemsMap.get(foodItemId);
		return { foodItem };
	})
);

export const withFoodItemPlaceId = withProps((props: { foodItem: FoodItemRecord }) => {
	const { foodItem } = props;
	return {
		placeId: foodItem.placeId,
	};
});

export const withFoodItemsGroupedByPlace = compose(
	withFoodItems,
	withProps((props: { foodItemsMap: Map<number, FoodItemRecord> }) => {
		const foodItemsByPlace = props.foodItemsMap.groupBy(foodItem => foodItem.placeId);
		return {
			foodItemsByPlace,
		};
	})
);

export const withCategories = withProps((props: { foodItems: Map<string, FoodItemRecord> }) => {
	const categories = props.foodItems.toSet().map(foodItem => foodItem.category).map(getCategoryText).toList();

	return {
		...props,
		categories,
	};
});

export const withDistance = withProps((props: { foodItems: Map<string, FoodItemRecord> }) => {
	const distance = props.foodItems.first().get('distance', 999);

	return {
		...props,
		distance,
	};
});