Widget | feat: add store (20a28abe) · Commits · Александр Вальгамов / iq-coffee-next

src/store/index.ts

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		export * from './store';
		export * from './slices';
		export * from './types';
		export * from './selectors';

src/store/selectors/index.ts

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		export * from './selectors';

src/store/selectors/selectors.ts

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		import { RootState } from '../types';

		export const loggedInSelector = (state: RootState) => state.user.loggedIn;
		export const userSelector = (state: RootState) => state.user.user;
		export const accessTokenSelector = (state: RootState) => state.user.accessToken;
		export const basketSelector = (state: RootState) => state.basket;
		export const currentProductSelector = (state: RootState) => state.product;

src/store/slices/basket-slice.ts

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		import { PayloadAction, createSlice } from '@reduxjs/toolkit';

		import { isObjectsEqual } from '@/utils';
		import { IProductState, BasketState } from '@/interfaces';

		const initialState: BasketState = {};

		const basketSlice = createSlice({
		name: 'cart',
		initialState,
		reducers: {
		addItem(
		state,
		action: PayloadAction<{ shop: string; item: IProductState }>,
		) {
		const { shop, item } = action.payload;

		if (!state[shop]) {
		state[shop] = {
		items: [],
		totalPrice: 0,
		};
		}

		const existingItem = state[shop].items.find((currentItem) =>
		isObjectsEqual(currentItem, item),
		);

		if (existingItem) {
		existingItem.count += 1;
		} else {
		state[shop].items.push({
		...item,
		count: 1,
		});
		}

		state[shop].totalPrice = state[shop].items.reduce(
		(total, currentItem) => total + currentItem.cost * currentItem.count,
		0,
		);
		},

		removeItem(
		state,
		action: PayloadAction<{ shop: string; item: IProductState }>,
		) {
		const { shop, item } = action.payload;

		const existingItem = state[shop].items.find((currentItem) =>
		isObjectsEqual(currentItem, item),
		);

		if (existingItem && existingItem.count > 1) {
		existingItem.count -= 1;
		} else {
		state[shop].items = state[shop].items.filter(
		(currentItem) => currentItem !== existingItem,
		);
		}

		state[shop].totalPrice = state[shop].items.reduce(
		(total, currentItem) => total + currentItem.cost * currentItem.count,
		0,
		);
		},

		clearCart(state, action: PayloadAction<{ shop: string }>) {
		const { shop } = action.payload;
		state[shop] = {
		items: [],
		totalPrice: 0,
		};
		},
		},
		});

		export const { addItem, removeItem, clearCart } = basketSlice.actions;

		export const basketReducer = basketSlice.reducer;

src/store/slices/index.ts

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		export * from './basket-slice';
		export * from './product-slice';
		export * from './user-slice';