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Throttle updates for entity-filter (#3551)

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* Throttle updates for entity-filter

* throttle element config sets

* apply changes

* apply review changes
This commit is contained in:
Ian Richardson 2019-09-06 04:48:39 -05:00 committed by Bram Kragten
parent 8e0c39e451
commit c8d3293ae9
1 changed files with 40 additions and 1 deletions
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41
src/panels/lovelace/cards/hui-entity-filter-card.ts
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@ -12,6 +12,8 @@ class EntityFilterCard extends HTMLElement implements LovelaceCard {
private _config?: EntityFilterCardConfig;
private _configEntities?: EntityConfig[];
private _baseCardConfig?: LovelaceCardConfig;
private _hass?: HomeAssistant;
private _oldEntities?: EntityConfig[];
public getCardSize(): number {
return this._element ? this._element.getCardSize() : 1;
@ -41,6 +43,13 @@ class EntityFilterCard extends HTMLElement implements LovelaceCard {
return;
}
if (!this.haveEntitiesChanged(hass)) {
this._hass = hass;
return;
}
this._hass = hass;
if (!this._configEntities) {
this._configEntities = processConfigEntities(this._config.entities);
}
@ -62,7 +71,16 @@ class EntityFilterCard extends HTMLElement implements LovelaceCard {
}
if (element.tagName !== "HUI-ERROR-CARD") {
element.setConfig({ ...this._baseCardConfig!, entities: entitiesList });
const isSame =
this._oldEntities &&
entitiesList.length === this._oldEntities.length &&
entitiesList.every((entity, idx) => entity === this._oldEntities![idx]);
if (!isSame) {
this._oldEntities = entitiesList;
element.setConfig({ ...this._baseCardConfig!, entities: entitiesList });
}
element.isPanel = this.isPanel;
element.hass = hass;
}
@ -75,6 +93,27 @@ class EntityFilterCard extends HTMLElement implements LovelaceCard {
this.style.display = "block";
}
private haveEntitiesChanged(hass: HomeAssistant): boolean {
if (!this._hass) {
return true;
}
if (!this._configEntities) {
return true;
}
for (const config of this._configEntities) {
if (
this._hass.states[config.entity] !== hass.states[config.entity] ||
this._hass.localize !== hass.localize
) {
return true;
}
}
return false;
}
private _cardElement(): LovelaceCard | undefined {
if (!this._element && this._config) {
const element = createCardElement(this._baseCardConfig!);