immich/web/src/lib/stores/assets.ts

import { writable, derived } from 'svelte/store';
import { getRequest } from '$lib/api';
import type { ImmichAsset } from '$lib/models/immich-asset'
import lodash from 'lodash-es';
import moment from 'moment';

export const assets = writable<ImmichAsset[]>([]);

export const assetsGroupByDate = derived(assets, ($assets) => {

  try {
    return lodash.chain($assets)
      .groupBy((a) => moment(a.createdAt).format('ddd, MMM DD'))
      .sortBy((group) => $assets.indexOf(group[0]))
      .value();
  } catch (e) {
    console.log("error deriving state assets", e)
    return []
  }

})

export const flattenAssetGroupByDate = derived(assetsGroupByDate, ($assetsGroupByDate) => {
  return $assetsGroupByDate.flat();
})

export const getAssetsInfo = async (accessToken: string) => {
  const res = await getRequest('asset', accessToken);

  assets.set(res);

}