forked from mystiq/hydrogen-web
split out Entry type for TimelineEventStore
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1 changed files with 17 additions and 17 deletions
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@ -27,7 +27,7 @@ interface Annotation {
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firstTimestamp: number;
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firstTimestamp: number;
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}
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}
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interface StorageEntry {
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interface TimelineEventEntry {
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roomId: string;
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roomId: string;
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fragmentId: number;
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fragmentId: number;
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eventIndex: number;
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eventIndex: number;
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@ -35,10 +35,10 @@ interface StorageEntry {
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displayName?: string;
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displayName?: string;
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avatarUrl?: string;
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avatarUrl?: string;
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annotations?: { [key : string]: Annotation };
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annotations?: { [key : string]: Annotation };
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key: string;
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eventIdKey: string;
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}
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}
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type TimelineEventStorageEntry = TimelineEventEntry & { key: string, eventIdKey: string };
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function encodeKey(roomId: string, fragmentId: number, eventIndex: number): string {
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function encodeKey(roomId: string, fragmentId: number, eventIndex: number): string {
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return `${roomId}|${encodeUint32(fragmentId)}|${encodeUint32(eventIndex)}`;
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return `${roomId}|${encodeUint32(fragmentId)}|${encodeUint32(eventIndex)}`;
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}
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}
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@ -126,9 +126,9 @@ class Range {
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* @property {?Gap} gap if a gap entry, the gap
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* @property {?Gap} gap if a gap entry, the gap
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*/
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*/
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export class TimelineEventStore {
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export class TimelineEventStore {
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private _timelineStore: Store<StorageEntry>;
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private _timelineStore: Store<TimelineEventStorageEntry>;
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constructor(timelineStore: Store<StorageEntry>) {
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constructor(timelineStore: Store<TimelineEventStorageEntry>) {
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this._timelineStore = timelineStore;
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this._timelineStore = timelineStore;
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}
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}
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@ -175,7 +175,7 @@ export class TimelineEventStore {
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* @param amount
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* @param amount
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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*/
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*/
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async lastEvents(roomId: string, fragmentId: number, amount: number): Promise<StorageEntry[]> {
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async lastEvents(roomId: string, fragmentId: number, amount: number): Promise<TimelineEventEntry[]> {
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const eventKey = EventKey.maxKey;
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const eventKey = EventKey.maxKey;
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eventKey.fragmentId = fragmentId;
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eventKey.fragmentId = fragmentId;
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return this.eventsBefore(roomId, eventKey, amount);
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return this.eventsBefore(roomId, eventKey, amount);
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@ -187,7 +187,7 @@ export class TimelineEventStore {
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* @param amount
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* @param amount
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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*/
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*/
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async firstEvents(roomId: string, fragmentId: number, amount: number): Promise<StorageEntry[]> {
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async firstEvents(roomId: string, fragmentId: number, amount: number): Promise<TimelineEventEntry[]> {
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const eventKey = EventKey.minKey;
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const eventKey = EventKey.minKey;
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eventKey.fragmentId = fragmentId;
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eventKey.fragmentId = fragmentId;
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return this.eventsAfter(roomId, eventKey, amount);
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return this.eventsAfter(roomId, eventKey, amount);
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@ -200,7 +200,7 @@ export class TimelineEventStore {
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* @param amount
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* @param amount
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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*/
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*/
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eventsAfter(roomId: string, eventKey: EventKey, amount: number): Promise<StorageEntry[]> {
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eventsAfter(roomId: string, eventKey: EventKey, amount: number): Promise<TimelineEventEntry[]> {
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const idbRange = this.lowerBoundRange(eventKey, true).asIDBKeyRange(roomId);
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const idbRange = this.lowerBoundRange(eventKey, true).asIDBKeyRange(roomId);
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return this._timelineStore.selectLimit(idbRange, amount);
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return this._timelineStore.selectLimit(idbRange, amount);
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}
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}
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@ -212,7 +212,7 @@ export class TimelineEventStore {
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* @param amount
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* @param amount
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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* @return a promise resolving to an array with 0 or more entries, in ascending order.
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*/
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*/
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async eventsBefore(roomId: string, eventKey: EventKey, amount: number): Promise<StorageEntry[]> {
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async eventsBefore(roomId: string, eventKey: EventKey, amount: number): Promise<TimelineEventEntry[]> {
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const range = this.upperBoundRange(eventKey, true).asIDBKeyRange(roomId);
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const range = this.upperBoundRange(eventKey, true).asIDBKeyRange(roomId);
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const events = await this._timelineStore.selectLimitReverse(range, amount);
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const events = await this._timelineStore.selectLimitReverse(range, amount);
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events.reverse(); // because we fetched them backwards
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events.reverse(); // because we fetched them backwards
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@ -265,11 +265,11 @@ export class TimelineEventStore {
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* @return nothing. To wait for the operation to finish, await the transaction it's part of.
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* @return nothing. To wait for the operation to finish, await the transaction it's part of.
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* @throws {StorageError} ...
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* @throws {StorageError} ...
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*/
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*/
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insert(entry: StorageEntry): void {
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insert(entry: TimelineEventEntry): void {
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entry.key = encodeKey(entry.roomId, entry.fragmentId, entry.eventIndex);
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(entry as TimelineEventStorageEntry).key = encodeKey(entry.roomId, entry.fragmentId, entry.eventIndex);
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entry.eventIdKey = encodeEventIdKey(entry.roomId, entry.event.event_id);
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(entry as TimelineEventStorageEntry).eventIdKey = encodeEventIdKey(entry.roomId, entry.event.event_id);
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// TODO: map error? or in idb/store?
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// TODO: map error? or in idb/store?
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this._timelineStore.add(entry);
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this._timelineStore.add(entry as TimelineEventStorageEntry);
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}
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}
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/** Updates the entry into the store with the given [roomId, eventKey] combination.
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/** Updates the entry into the store with the given [roomId, eventKey] combination.
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@ -277,15 +277,15 @@ export class TimelineEventStore {
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* @param entry the entry to update.
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* @param entry the entry to update.
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* @return nothing. To wait for the operation to finish, await the transaction it's part of.
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* @return nothing. To wait for the operation to finish, await the transaction it's part of.
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*/
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*/
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update(entry: StorageEntry): void {
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update(entry: TimelineEventEntry): void {
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this._timelineStore.put(entry);
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this._timelineStore.put(entry as TimelineEventStorageEntry);
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}
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}
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get(roomId: string, eventKey: EventKey): Promise<StorageEntry | null> {
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get(roomId: string, eventKey: EventKey): Promise<TimelineEventEntry | null> {
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return this._timelineStore.get(encodeKey(roomId, eventKey.fragmentId, eventKey.eventIndex));
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return this._timelineStore.get(encodeKey(roomId, eventKey.fragmentId, eventKey.eventIndex));
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}
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}
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getByEventId(roomId: string, eventId: string): Promise<StorageEntry | null> {
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getByEventId(roomId: string, eventId: string): Promise<TimelineEventEntry | null> {
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return this._timelineStore.index("byEventId").get(encodeEventIdKey(roomId, eventId));
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return this._timelineStore.index("byEventId").get(encodeEventIdKey(roomId, eventId));
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}
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}
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