2022-04-17 04:08:40 +03:00
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import gateway, { GatewayEventType } from "./gateway";
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2022-04-17 20:23:20 +03:00
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class Store {
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constructor() {
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this._handlers = [];
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this._didInit = false;
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}
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_tryInit() {
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if (!this._didInit && this._init) {
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this._init();
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this._didInit = true;
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}
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}
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2022-04-17 04:08:40 +03:00
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subscribe(handler) {
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2022-04-17 20:23:20 +03:00
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this._tryInit();
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2022-04-17 04:08:40 +03:00
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const newLength = this._handlers.push(handler);
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const handlerIndex = newLength - 1;
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handler(this._value);
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return () => {
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this._handlers.splice(handlerIndex, 1);
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};
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2022-04-17 20:23:20 +03:00
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}
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2022-04-17 04:08:40 +03:00
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_dispatchUpdate() {
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this._handlers.forEach(e => {
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e(this._value);
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});
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2022-04-17 20:23:20 +03:00
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}
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}
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2022-04-17 04:08:40 +03:00
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2022-04-17 20:23:20 +03:00
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class ChannelsStore extends Store {
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constructor() {
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super();
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2022-04-17 04:08:40 +03:00
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2022-04-17 20:23:20 +03:00
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this._value = [];
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}
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2022-04-17 04:08:40 +03:00
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2022-04-17 20:23:20 +03:00
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_init() {
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2022-04-17 04:08:40 +03:00
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const channels = gateway.channels;
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if (channels) {
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this._value = channels;
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}
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gateway.subscribe(GatewayEventType.Ready, ({ channels }) => {
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if (channels) {
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this._value = channels;
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}
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this._dispatchUpdate();
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});
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gateway.subscribe(GatewayEventType.ChannelCreate, (channel) => {
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this._value.push(channel);
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this._dispatchUpdate();
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});
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gateway.subscribe(GatewayEventType.ChannelDelete, ({ id }) => {
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const index = this._value.findIndex(e => e.id === id);
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if (!index)
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return;
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2022-04-17 17:56:03 +03:00
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this._value.splice(index, 1);
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2022-04-17 04:08:40 +03:00
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this._dispatchUpdate();
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});
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gateway.subscribe(GatewayEventType.ChannelUpdate, (data) => {
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const index = this._value.findIndex(e => e.id === data.id);
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if (!index)
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return;
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if (!this._value[index])
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return;
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this._value[index] = data;
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this._dispatchUpdate();
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});
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}
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2022-04-17 20:23:20 +03:00
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}
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class GatewayStatusStore extends Store {
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constructor() {
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super();
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this._value = { open: false, ready: false };
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}
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_init() {
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this._value.open = gateway.open;
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this._value.ready = gateway.authenticated;
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gateway.subscribe(GatewayEventType.Open, () => {
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this._value.open = true;
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this._dispatchUpdate();
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});
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gateway.subscribe(GatewayEventType.Close, () => {
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this._value.open = false;
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this._value.ready = false;
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this._dispatchUpdate();
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});
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gateway.subscribe(GatewayEventType.Ready, () => {
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this._value.ready = true;
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this._dispatchUpdate();
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});
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}
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}
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export const channels = new ChannelsStore();
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export const gatewayStatus = new GatewayStatusStore();
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