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-rw-r--r--ui/lib/store/channels.svelte.js115
1 files changed, 0 insertions, 115 deletions
diff --git a/ui/lib/store/channels.svelte.js b/ui/lib/store/channels.svelte.js
deleted file mode 100644
index 9058d86..0000000
--- a/ui/lib/store/channels.svelte.js
+++ /dev/null
@@ -1,115 +0,0 @@
-import { DateTime } from 'luxon';
-import { get } from 'svelte/store';
-import { STORE_KEY_CHANNELS_DATA, EPOCH_STRING } from '$lib/constants';
-
-export class Channels {
- channels = $state([]);
-
- constructor({ channelsMetaList }) {
- // This is the state wrapper around the channels meta object. Dammit.
- this.channelsMetaList = channelsMetaList;
- }
-
- getChannel(channelId) {
- return this.channels.filter((ch) => ch.id === channelId)[0] || null;
- }
-
- setChannels(channels) {
- // Because this is called at initialization, we need to initialize the matching meta:
- get(this.channelsMetaList).ensureChannels(channels);
- this.channels = channels;
- this.sort();
- return this;
- }
-
- addChannel(id, name) {
- const newChannel = { id, name };
- this.channels = [...this.channels, newChannel];
- get(this.channelsMetaList).initializeChannel(newChannel);
- this.sort();
- return this;
- }
-
- deleteChannel(id) {
- const channelIndex = this.channels.map((e) => e.id).indexOf(id);
- if (channelIndex !== -1) {
- this.channels.splice(channelIndex, 1);
- }
- return this;
- }
-
- sort() {
- this.channels.sort((a, b) => {
- if (a.name < b.name) {
- return -1;
- } else if (a.name > b.name) {
- return 1;
- }
- return 0;
- });
- }
-}
-
-export class ChannelsMeta {
- // Store channelId -> { draft = '', lastReadAt = null, scrollPosition = null }
- channelsMeta = $state({});
-
- constructor({ channelsMetaData }) {
- const channelsMeta = objectMap(channelsMetaData, (ch) => {
- let lastReadAt = ch.lastReadAt;
- if (typeof lastReadAt === 'string') {
- lastReadAt = DateTime.fromISO(lastReadAt);
- }
- if (!Boolean(lastReadAt)) {
- lastReadAt = DateTime.fromISO(EPOCH_STRING);
- }
- return {
- ...ch,
- lastReadAt
- };
- });
- this.channelsMeta = channelsMeta;
- }
-
- writeOutToLocalStorage() {
- localStorage.setItem(STORE_KEY_CHANNELS_DATA, JSON.stringify(this.channelsMeta));
- }
-
- updateLastReadAt(channelId, at) {
- const channelObject = this.getChannel(channelId);
- // Do it this way, rather than with Math.max tricks, to avoid assignment
- // when we don't need it, to minimize reactive changes:
- if (at > channelObject?.lastReadAt) {
- channelObject.lastReadAt = at;
- this.writeOutToLocalStorage();
- }
- }
-
- ensureChannels(channelsList) {
- channelsList.forEach(({ id }) => {
- this.initializeChannel(id);
- });
- }
-
- initializeChannel(channelId) {
- if (!this.channelsMeta[channelId]) {
- const channelData = {
- lastReadAt: null,
- draft: '',
- scrollPosition: null
- };
- this.channelsMeta[channelId] = channelData;
- }
- }
-
- getChannel(channelId) {
- return this.channelsMeta[channelId] || null;
- }
-}
-
-function objectMap(object, mapFn) {
- return Object.keys(object).reduce((result, key) => {
- result[key] = mapFn(object[key]);
- return result;
- }, {});
-}