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import {
ARTICLE_FAVORITED,
ARTICLE_UNFAVORITED,
SET_PAGE,
APPLY_TAG_FILTER,
HOME_PAGE_LOADED,
HOME_PAGE_UNLOADED,
CHANGE_TAB,
PROFILE_PAGE_LOADED,
PROFILE_PAGE_UNLOADED,
PROFILE_FAVORITES_PAGE_LOADED,
PROFILE_FAVORITES_PAGE_UNLOADED
} from '../constants/actionTypes';
export default (state = {}, action) => {
switch (action.type) {
case ARTICLE_FAVORITED:
case ARTICLE_UNFAVORITED:
return {
...state,
articles: state.articles.map(article => {
if (article.slug === action.payload.article.slug) {
return {
...article,
favorited: action.payload.article.favorited,
favoritesCount: action.payload.article.favoritesCount
};
}
return article;
})
};
case SET_PAGE:
return {
...state,
articles: action.payload.articles,
articlesCount: action.payload.articlesCount,
currentPage: action.page
};
case APPLY_TAG_FILTER:
return {
...state,
pager: action.pager,
articles: action.payload.articles,
articlesCount: action.payload.articlesCount,
tab: null,
tag: action.tag,
currentPage: 0
};
case HOME_PAGE_LOADED:
return {
...state,
pager: action.pager,
tags: action.payload[0].tags,
articles: action.payload[1].articles,
articlesCount: action.payload[1].articlesCount,
currentPage: 0,
tab: action.tab
};
case HOME_PAGE_UNLOADED:
return {};
case CHANGE_TAB:
return {
...state,
pager: action.pager,
articles: action.payload.articles,
articlesCount: action.payload.articlesCount,
tab: action.tab,
currentPage: 0,
tag: null
};
case PROFILE_PAGE_LOADED:
case PROFILE_FAVORITES_PAGE_LOADED:
return {
...state,
pager: action.pager,
articles: action.payload[1].articles,
articlesCount: action.payload[1].articlesCount,
currentPage: 0
};
case PROFILE_PAGE_UNLOADED:
case PROFILE_FAVORITES_PAGE_UNLOADED:
return {};
default:
return state;
}
};
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