@river-build/sdk
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JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
import { MembershipOp } from '@river-build/proto';
import { PersistedObservable, persistedObservable } from '../../../observable/persistedObservable';
import { LoadPriority } from '../../../store/store';
import { check, dlogger } from '@river-build/dlog';
import { makeUserStreamId, streamIdFromBytes, userIdFromAddress } from '../../../id';
import { isDefined } from '../../../check';
const logger = dlogger('csb:userMemberships');
let UserMemberships = class UserMemberships extends PersistedObservable {
riverConnection;
constructor(id, store, riverConnection) {
super({ id, streamId: makeUserStreamId(id), initialized: false, memberships: {} }, store, LoadPriority.high);
this.riverConnection = riverConnection;
}
onLoaded() {
this.riverConnection.registerView(this.onClientStarted);
}
onClientStarted = (client) => {
logger.log('onClientStarted');
const streamView = this.riverConnection.client?.stream(this.data.streamId)?.view;
if (streamView) {
this.initialize(streamView);
}
client.addListener('userStreamMembershipChanged', this.onUserStreamMembershipChanged);
client.addListener('streamInitialized', this.onStreamInitialized);
return () => {
client.removeListener('userStreamMembershipChanged', this.onUserStreamMembershipChanged);
client.removeListener('streamInitialized', this.onStreamInitialized);
};
};
getMembership(streamId) {
return this.data.memberships[streamId];
}
isMember(streamId, membership) {
return this.getMembership(streamId)?.op === membership;
}
isJoined(streamId) {
return this.isMember(streamId, MembershipOp.SO_JOIN);
}
initialize = (streamView) => {
const memberships = Object.entries(streamView.userContent.streamMemberships).reduce((acc, [streamId, payload]) => {
acc[streamId] = toUserMembership(payload);
return acc;
}, {});
this.setData({ memberships, initialized: true });
};
onStreamInitialized = (streamId) => {
if (streamId === this.data.streamId) {
const streamView = this.riverConnection.client?.stream(this.data.streamId)?.view;
check(isDefined(streamView), 'streamView is not defined');
this.initialize(streamView);
}
};
onUserStreamMembershipChanged = (streamId, payload) => {
this.setData({
memberships: {
...this.data.memberships,
[streamId]: toUserMembership(payload),
},
});
};
};
UserMemberships = __decorate([
persistedObservable({ tableName: 'userMemberships' })
], UserMemberships);
export { UserMemberships };
function toUserMembership(payload) {
const { op, streamId: inStreamId } = payload;
const streamId = streamIdFromBytes(inStreamId);
return {
streamId,
op,
inviter: payload.inviter ? userIdFromAddress(payload.inviter) : undefined,
streamParentId: payload.streamParentId
? streamIdFromBytes(payload.streamParentId)
: undefined,
};
}
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