'use strict';

import InitialState from './detailInitialState';
import Immutable, {Map} from 'immutable';

const {
	SET_PRODUCT_SKN,

	GET_DETAIL_REQUEST,
    GET_DETAIL_SUCCESS,
    GET_DETAIL_FAILURE,
    GET_SIMILAR_REQUEST,
    GET_SIMILAR_SUCCESS,
    GET_SIMILAR_FAILURE,
	SET_FAVORITE_STATUS,
	SET_DETAIL_PRAISE,
	SET_DETAIL_TOTAL_PRAISE,
	DETAIL_LIKE_REQUEST,
	DETAIL_LIKE_SUCCESS,
} = require('../../constants/actionTypes').default;

const initialState = new InitialState;

export default function detailReducer(state=initialState, action) {
    switch(action.type) {
		case DETAIL_LIKE_REQUEST: {
			return state.set('liking', true);
		}
		case DETAIL_LIKE_SUCCESS: {
			let {
				likeStatus,
				likeCount,
			} = action.payload;
			return state.set('liking', false)
			.set('total_praised', likeCount)
			.set('is_praised', likeStatus);
		}
		case SET_DETAIL_TOTAL_PRAISE: {
			return state.set('total_praised', action.payload);
		}
		case SET_DETAIL_PRAISE: {
			return state.set('is_praised', action.payload);
		}
		case SET_FAVORITE_STATUS: {
			return state.set('favorite', action.payload);
		}
    	case SET_PRODUCT_SKN: {
    		return state.set('product_skn', action.payload);
    	}
		case GET_DETAIL_REQUEST: {
    		return state.setIn(['product', 'isFetching'], true);
    	}
		case GET_DETAIL_SUCCESS: {
			return state.setIn(['product', 'isFetching'], false)
			.setIn(['product', 'data'], Immutable.fromJS(action.payload))
    		.setIn(['product', 'error'], null);
    	}
		case GET_DETAIL_FAILURE: {
			return state.setIn(['product', 'isFetching'], false)
    		.setIn(['product', 'error'], action.payload);
    	}
		case GET_SIMILAR_REQUEST: {
			return state.setIn(['similarList', 'isFetching'], true);
    	}
		case GET_SIMILAR_SUCCESS: {
			return state.setIn(['similarList', 'isFetching'], false)
			.setIn(['similarList', 'data'], Immutable.fromJS(action.payload))
    		.setIn(['similarList', 'error'], null);
    	}
		case GET_SIMILAR_FAILURE: {
			return state.setIn(['similarList', 'isFetching'], false)
    		.setIn(['similarList', 'error'], action.payload);
    	}
    }

    return state;
}