lbry-redux/src/redux/selectors/claims.js

575 lines
15 KiB
JavaScript

// @flow
import { normalizeURI, buildURI, parseURI } from 'lbryURI';
import { selectSearchUrisByQuery } from 'redux/selectors/search';
import { selectSupportsByOutpoint } from 'redux/selectors/wallet';
import { createSelector } from 'reselect';
import { isClaimNsfw, createNormalizedClaimSearchKey } from 'util/claim';
import { getSearchQueryString } from 'util/query-params';
const selectState = state => state.claims || {};
export const selectClaimsById = createSelector(
selectState,
state => state.byId || {}
);
export const selectCurrentChannelPage = createSelector(
selectState,
state => state.currentChannelPage || 1
);
export const selectClaimsByUri = createSelector(
selectState,
selectClaimsById,
(state, byId) => {
const byUri = state.claimsByUri || {};
const claims = {};
Object.keys(byUri).forEach(uri => {
const claimId = byUri[uri];
// NOTE returning a null claim allows us to differentiate between an
// undefined (never fetched claim) and one which just doesn't exist. Not
// the cleanest solution but couldn't think of anything better right now
if (claimId === null) {
claims[uri] = null;
} else {
claims[uri] = byId[claimId];
}
});
return claims;
}
);
export const selectAllClaimsByChannel = createSelector(
selectState,
state => state.claimsByChannel || {}
);
export const selectPendingById = createSelector(
selectState,
state => state.pendingById || {}
);
export const selectPendingClaims = createSelector(
selectState,
state => Object.values(state.pendingById || [])
);
export const makeSelectClaimIsPending = (uri: string) =>
createSelector(
selectPendingById,
pendingById => {
let claimId;
try {
const { isChannel, channelClaimId, streamClaimId } = parseURI(uri);
claimId = isChannel ? channelClaimId : streamClaimId;
} catch (e) {}
if (claimId) {
return Boolean(pendingById[claimId]);
}
}
);
export const makeSelectPendingByUri = (uri: string) =>
createSelector(
selectPendingById,
pendingById => {
const { isChannel, channelClaimId, streamClaimId } = parseURI(uri);
const claimId = isChannel ? channelClaimId : streamClaimId;
return pendingById[claimId];
}
);
export const makeSelectClaimForUri = (uri: string) =>
createSelector(
selectClaimsByUri,
selectPendingById,
(byUri, pendingById) => {
// Check if a claim is pending first
// It won't be in claimsByUri because resolving it will return nothing
let valid;
let channelClaimId;
let streamClaimId;
let isChannel;
try {
({ isChannel, channelClaimId, streamClaimId } = parseURI(uri));
valid = true;
} catch (e) {}
if (valid) {
const claimId = isChannel ? channelClaimId : streamClaimId;
const pendingClaim = pendingById[claimId];
if (pendingClaim) {
return pendingClaim;
}
return byUri && byUri[normalizeURI(uri)];
}
}
);
export const selectMyClaimsRaw = createSelector(
selectState,
state => state.myClaims
);
export const selectAbandoningIds = createSelector(
selectState,
state => Object.keys(state.abandoningById || {})
);
export const selectMyActiveClaims = createSelector(
selectMyClaimsRaw,
selectAbandoningIds,
(claims, abandoningIds) =>
new Set(
claims &&
claims
.map(claim => claim.claim_id)
.filter(claimId => Object.keys(abandoningIds).indexOf(claimId) === -1)
)
);
export const makeSelectClaimIsMine = (rawUri: string) => {
let uri;
try {
uri = normalizeURI(rawUri);
} catch (e) {}
return createSelector(
selectClaimsByUri,
selectMyActiveClaims,
(claims, myClaims) => {
try {
parseURI(uri);
} catch (e) {
return false;
}
return claims && claims[uri] && claims[uri].claim_id && myClaims.has(claims[uri].claim_id);
}
);
};
export const selectAllFetchingChannelClaims = createSelector(
selectState,
state => state.fetchingChannelClaims || {}
);
export const makeSelectFetchingChannelClaims = (uri: string) =>
createSelector(
selectAllFetchingChannelClaims,
fetching => fetching && fetching[uri]
);
export const makeSelectClaimsInChannelForPage = (uri: string, page?: number) =>
createSelector(
selectClaimsById,
selectAllClaimsByChannel,
(byId, allClaims) => {
const byChannel = allClaims[uri] || {};
const claimIds = byChannel[page || 1];
if (!claimIds) return claimIds;
return claimIds.map(claimId => byId[claimId]);
}
);
export const makeSelectClaimsInChannelForCurrentPageState = (uri: string) =>
createSelector(
selectClaimsById,
selectAllClaimsByChannel,
selectCurrentChannelPage,
(byId, allClaims, page) => {
const byChannel = allClaims[uri] || {};
const claimIds = byChannel[page || 1];
if (!claimIds) return claimIds;
return claimIds.map(claimId => byId[claimId]);
}
);
export const makeSelectMetadataForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => {
const metadata = claim && claim.value;
return metadata || (claim === undefined ? undefined : null);
}
);
export const makeSelectMetadataItemForUri = (uri: string, key: string) =>
createSelector(
makeSelectMetadataForUri(uri),
(metadata: ChannelMetadata | StreamMetadata) => {
return metadata ? metadata[key] : undefined;
}
);
export const makeSelectTitleForUri = (uri: string) =>
createSelector(
makeSelectMetadataForUri(uri),
metadata => metadata && metadata.title
);
export const makeSelectDateForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => {
const timestamp =
claim &&
claim.value &&
(claim.value.release_time
? claim.value.release_time * 1000
: claim.meta && claim.meta.creation_timestamp
? claim.meta.creation_timestamp * 1000
: null);
if (!timestamp) {
return undefined;
}
const dateObj = new Date(timestamp);
return dateObj;
}
);
export const makeSelectAmountForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => {
return claim && claim.amount;
}
);
export const makeSelectContentTypeForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => {
const source = claim && claim.value && claim.value.source;
return source ? source.media_type : undefined;
}
);
export const makeSelectThumbnailForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => {
const thumbnail = claim && claim.value && claim.value.thumbnail;
if (!thumbnail || !thumbnail.url) {
return null;
}
return thumbnail.url.trim();
}
);
export const makeSelectCoverForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => {
const cover = claim && claim.value && claim.value.cover;
return cover ? cover.url : undefined;
}
);
export const selectIsFetchingClaimListMine = createSelector(
selectState,
state => state.isFetchingClaimListMine
);
export const selectMyClaims = createSelector(
selectMyActiveClaims,
selectClaimsById,
selectAbandoningIds,
selectPendingClaims,
(myClaimIds, byId, abandoningIds, pendingClaims) => {
const claims = [];
myClaimIds.forEach(id => {
const claim = byId[id];
if (claim && abandoningIds.indexOf(id) === -1) claims.push(claim);
});
return [...claims, ...pendingClaims];
}
);
export const selectMyClaimsWithoutChannels = createSelector(
selectMyClaims,
myClaims =>
myClaims.filter(claim => !claim.name.match(/^@/)).sort((a, b) => a.timestamp - b.timestamp)
);
export const selectMyClaimUrisWithoutChannels = createSelector(
selectMyClaimsWithoutChannels,
myClaims =>
myClaims
.sort((a, b) => {
if (!a.timestamp) {
return -1;
} else if (!b.timestamp) {
return 1;
} else {
return b.timestamp - a.timestamp;
}
})
.map(claim => `lbry://${claim.name}#${claim.claim_id}`)
);
export const selectAllMyClaimsByOutpoint = createSelector(
selectMyClaimsRaw,
claims =>
new Set(claims && claims.length ? claims.map(claim => `${claim.txid}:${claim.nout}`) : null)
);
export const selectMyClaimsOutpoints = createSelector(
selectMyClaims,
myClaims => {
const outpoints = [];
myClaims.forEach(claim => outpoints.push(`${claim.txid}:${claim.nout}`));
return outpoints;
}
);
export const selectFetchingMyChannels = createSelector(
selectState,
state => state.fetchingMyChannels
);
export const selectMyChannelClaims = createSelector(
selectState,
selectClaimsById,
(state, byId) => {
const ids = state.myChannelClaims || [];
const claims = [];
ids.forEach(id => {
if (byId[id]) {
// I'm not sure why this check is necessary, but it ought to be a quick fix for https://github.com/lbryio/lbry-desktop/issues/544
claims.push(byId[id]);
}
});
return claims;
}
);
export const selectResolvingUris = createSelector(
selectState,
state => state.resolvingUris || []
);
export const makeSelectIsUriResolving = (uri: string) =>
createSelector(
selectResolvingUris,
resolvingUris => resolvingUris && resolvingUris.indexOf(uri) !== -1
);
export const selectPlayingUri = createSelector(
selectState,
state => state.playingUri
);
export const selectChannelClaimCounts = createSelector(
selectState,
state => state.channelClaimCounts || {}
);
export const makeSelectTotalItemsForChannel = (uri: string) =>
createSelector(
selectChannelClaimCounts,
byUri => byUri && byUri[uri]
);
export const makeSelectTotalPagesForChannel = (uri: string, pageSize: number = 10) =>
createSelector(
selectChannelClaimCounts,
byUri => byUri && byUri[uri] && Math.ceil(byUri[uri] / pageSize)
);
export const makeSelectNsfwCountFromUris = (uris: Array<string>) =>
createSelector(
selectClaimsByUri,
claims =>
uris.reduce((acc, uri) => {
const claim = claims[uri];
if (claim && isClaimNsfw(claim)) {
return acc + 1;
}
return acc;
}, 0)
);
export const makeSelectNsfwCountForChannel = (uri: string) =>
createSelector(
selectClaimsById,
selectAllClaimsByChannel,
selectCurrentChannelPage,
(byId, allClaims, page) => {
const byChannel = allClaims[uri] || {};
const claimIds = byChannel[page || 1];
if (!claimIds) return 0;
return claimIds.reduce((acc, claimId) => {
const claim = byId[claimId];
if (isClaimNsfw(claim)) {
return acc + 1;
}
return acc;
}, 0);
}
);
export const makeSelectClaimIsNsfw = (uri: string): boolean =>
createSelector(
makeSelectClaimForUri(uri),
// Eventually these will come from some list of tags that are considered adult
// Or possibly come from users settings of what tags they want to hide
// For now, there is just a hard coded list of tags inside `isClaimNsfw`
// selectNaughtyTags(),
(claim: Claim) => {
if (!claim) {
return false;
}
return isClaimNsfw(claim);
}
);
export const makeSelectRecommendedContentForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
selectSearchUrisByQuery,
(claim, searchUrisByQuery) => {
const atVanityURI = !uri.includes('#');
let recommendedContent;
if (claim) {
// always grab full URL - this can change once search returns canonical
const currentUri = buildURI({ streamClaimId: claim.claim_id, streamName: claim.name });
const { title } = claim.value;
const searchQuery = getSearchQueryString(title ? title.replace(/\//, ' ') : '');
let searchUris = searchUrisByQuery[searchQuery];
if (searchUris) {
searchUris = searchUris.filter(searchUri => searchUri !== currentUri);
recommendedContent = searchUris;
}
}
return recommendedContent;
}
);
export const makeSelectFirstRecommendedFileForUri = (uri: string) =>
createSelector(
makeSelectRecommendedContentForUri(uri),
recommendedContent => (recommendedContent ? recommendedContent[0] : null)
);
// Returns the associated channel uri for a given claim uri
// accepts a regular claim uri lbry://something
// returns the channel uri that created this claim lbry://@channel
export const makeSelectChannelForClaimUri = (uri: string, includePrefix: boolean = false) =>
createSelector(
makeSelectClaimForUri(uri),
(claim: ?Claim) => {
if (!claim || !claim.signing_channel || !claim.signing_channel.canonical_url) {
return null;
}
const { canonical_url: canonicalUrl } = claim.signing_channel;
return includePrefix ? canonicalUrl : canonicalUrl.slice('lbry://'.length);
}
);
export const makeSelectTagsForUri = (uri: string) =>
createSelector(
makeSelectMetadataForUri(uri),
(metadata: ?GenericMetadata) => {
return (metadata && metadata.tags) || [];
}
);
export const selectFetchingClaimSearchByQuery = createSelector(
selectState,
state => state.fetchingClaimSearchByQuery || {}
);
export const selectFetchingClaimSearch = createSelector(
selectFetchingClaimSearchByQuery,
fetchingClaimSearchByQuery => Boolean(Object.keys(fetchingClaimSearchByQuery).length)
);
export const selectClaimSearchByQuery = createSelector(
selectState,
state => state.claimSearchByQuery || {}
);
export const selectClaimSearchByQueryLastPageReached = createSelector(
selectState,
state => state.claimSearchByQueryLastPageReached || {}
);
export const makeSelectShortUrlForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => claim && claim.short_url
);
export const makeSelectCanonicalUrlForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => claim && claim.canonical_url
);
export const makeSelectPermanentUrlForUri = (uri: string) =>
createSelector(
makeSelectClaimForUri(uri),
claim => claim && claim.permanent_url
);
export const makeSelectSupportsForUri = (uri: string) =>
createSelector(
selectSupportsByOutpoint,
makeSelectClaimForUri(uri),
(byOutpoint, claim: ?StreamClaim) => {
if (!claim || !claim.is_mine) {
return null;
}
const { claim_id: claimId } = claim;
let total = 0;
Object.values(byOutpoint).forEach(support => {
// $FlowFixMe
const { claim_id, amount } = support;
total = claim_id === claimId && amount ? total + parseFloat(amount) : total;
});
return total;
}
);
export const selectUpdatingChannel = createSelector(
selectState,
state => state.updatingChannel
);
export const selectUpdateChannelError = createSelector(
selectState,
state => state.updateChannelError
);