lbry-desktop/ui/redux/reducers/search.js

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// @flow
import * as ACTIONS from 'constants/action_types';
import { handleActions } from 'util/redux-utils';
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import { SEARCH_OPTIONS, SEARCH_PAGE_SIZE } from 'constants/search';
import { createNormalizedSearchKey } from 'util/search';
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import { LIGHTHOUSE_DEFAULT_TYPES } from 'config';
const defaultSearchTypes = LIGHTHOUSE_DEFAULT_TYPES && LIGHTHOUSE_DEFAULT_TYPES.split(',');
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const defaultState: SearchState = {
// $FlowFixMe
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options: {
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[SEARCH_OPTIONS.RESULT_COUNT]: SEARCH_PAGE_SIZE,
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[SEARCH_OPTIONS.CLAIM_TYPE]: SEARCH_OPTIONS.INCLUDE_FILES_AND_CHANNELS,
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[SEARCH_OPTIONS.MEDIA_AUDIO]: defaultSearchTypes.includes(SEARCH_OPTIONS.MEDIA_AUDIO),
[SEARCH_OPTIONS.MEDIA_VIDEO]: defaultSearchTypes.includes(SEARCH_OPTIONS.MEDIA_VIDEO),
[SEARCH_OPTIONS.MEDIA_TEXT]: defaultSearchTypes.includes(SEARCH_OPTIONS.MEDIA_TEXT),
[SEARCH_OPTIONS.MEDIA_IMAGE]: defaultSearchTypes.includes(SEARCH_OPTIONS.MEDIA_IMAGE),
[SEARCH_OPTIONS.MEDIA_APPLICATION]: defaultSearchTypes.includes(SEARCH_OPTIONS.MEDIA_APPLICATION),
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},
resultsByQuery: {},
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hasReachedMaxResultsLength: {},
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searching: false,
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};
export default handleActions(
{
[ACTIONS.SEARCH_START]: (state: SearchState): SearchState => ({
...state,
searching: true,
}),
[ACTIONS.SEARCH_SUCCESS]: (state: SearchState, action: SearchSuccess): SearchState => {
const { query, uris, from, size, recsys } = action.data;
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const normalizedQuery = createNormalizedSearchKey(query);
const urisForQuery = state.resultsByQuery[normalizedQuery] && state.resultsByQuery[normalizedQuery]['uris'];
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let newUris = uris;
if (from !== 0 && urisForQuery) {
newUris = Array.from(new Set(urisForQuery.concat(uris)));
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}
// The returned number of urls is less than the page size, so we're on the last page
const noMoreResults = size && uris.length < size;
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const results = { uris: newUris, recsys };
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return {
...state,
searching: false,
resultsByQuery: Object.assign({}, state.resultsByQuery, { [normalizedQuery]: results }),
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hasReachedMaxResultsLength: Object.assign({}, state.hasReachedMaxResultsLength, {
[normalizedQuery]: noMoreResults,
}),
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};
},
[ACTIONS.SEARCH_FAIL]: (state: SearchState): SearchState => ({
...state,
searching: false,
}),
[ACTIONS.UPDATE_SEARCH_OPTIONS]: (state: SearchState, action: UpdateSearchOptions): SearchState => {
const { options: oldOptions } = state;
const newOptions = action.data;
const options = { ...oldOptions, ...newOptions };
return {
...state,
options,
};
},
},
defaultState
);