76 lines
2 KiB
TypeScript
76 lines
2 KiB
TypeScript
import is from '@sindresorhus/is';
|
|
|
|
import { Collection as BackboneCollection } from '../types/backbone/Collection';
|
|
import { deferredToPromise } from '../../js/modules/deferred_to_promise';
|
|
import { IndexableBoolean } from '../types/IndexedDB';
|
|
import { Message } from '../types/Message';
|
|
|
|
export const fetchVisualMediaAttachments = async ({
|
|
conversationId,
|
|
count,
|
|
WhisperMessageCollection,
|
|
}: {
|
|
conversationId: string;
|
|
count: number;
|
|
WhisperMessageCollection: BackboneCollection<Message>;
|
|
}): Promise<Array<Message>> =>
|
|
fetchFromAttachmentsIndex({
|
|
name: 'hasVisualMediaAttachments',
|
|
conversationId,
|
|
WhisperMessageCollection,
|
|
count,
|
|
});
|
|
|
|
export const fetchFileAttachments = async ({
|
|
conversationId,
|
|
count,
|
|
WhisperMessageCollection,
|
|
}: {
|
|
conversationId: string;
|
|
count: number;
|
|
WhisperMessageCollection: BackboneCollection<Message>;
|
|
}): Promise<Array<Message>> =>
|
|
fetchFromAttachmentsIndex({
|
|
name: 'hasFileAttachments',
|
|
conversationId,
|
|
WhisperMessageCollection,
|
|
count,
|
|
});
|
|
|
|
const fetchFromAttachmentsIndex = async ({
|
|
name,
|
|
conversationId,
|
|
WhisperMessageCollection,
|
|
count,
|
|
}: {
|
|
name: 'hasVisualMediaAttachments' | 'hasFileAttachments';
|
|
conversationId: string;
|
|
WhisperMessageCollection: BackboneCollection<Message>;
|
|
count: number;
|
|
}): Promise<Array<Message>> => {
|
|
if (!is.string(conversationId)) {
|
|
throw new TypeError("'conversationId' is required");
|
|
}
|
|
|
|
if (!is.object(WhisperMessageCollection)) {
|
|
throw new TypeError("'WhisperMessageCollection' is required");
|
|
}
|
|
|
|
const collection = new WhisperMessageCollection();
|
|
const lowerReceivedAt = 0;
|
|
const upperReceivedAt = Number.MAX_VALUE;
|
|
const condition: IndexableBoolean = 1;
|
|
await deferredToPromise(
|
|
collection.fetch({
|
|
index: {
|
|
name,
|
|
lower: [conversationId, lowerReceivedAt, condition],
|
|
upper: [conversationId, upperReceivedAt, condition],
|
|
order: 'desc',
|
|
},
|
|
limit: count,
|
|
})
|
|
);
|
|
|
|
return collection.models.map(model => model.toJSON());
|
|
};
|