Files
homeassistant/www/community/entity-attributes-card/entity-attributes-card.js
2019-08-04 11:51:00 +00:00

126 lines
3.6 KiB
JavaScript

class EntityAttributesCard extends HTMLElement {
constructor() {
super();
this.attachShadow({ mode: 'open' });
}
_getAttributes(hass, filters) {
function _filterName(stateObj, pattern) {
let parts;
let attr_id;
let attribute;
if (typeof (pattern) === "object") {
parts = pattern["key"].split(".");
attribute = pattern["key"];
} else {
parts = pattern.split(".");
attribute = pattern;
}
attr_id = parts[2];
if (attr_id.indexOf('*') === -1) {
return stateObj == attribute;
}
const regEx = new RegExp(`^${attribute.replace(/\*/g, '.*')}$`, 'i');
return stateObj.search(regEx) === 0;
}
const attributes = new Map();
filters.forEach((filter) => {
const filters = [];
filters.push(stateObj => _filterName(stateObj, filter));
Object.keys(hass.states).sort().forEach(key => {
Object.keys(hass.states[key].attributes).sort().forEach(attr_key => {
if (filters.every(filterFunc => filterFunc(`${key}.${attr_key}`))) {
attributes.set(`${key}.${attr_key}`, {
name: `${filter.name?filter.name:attr_key.replace(/_/g, ' ')}`,
value: `${hass.states[key].attributes[attr_key]} ${filter.unit||''}`.trim(),
});
}
});
});
});
return Array.from(attributes.values());
}
setConfig(config) {
if (!config.filter.include || !Array.isArray(config.filter.include)) {
throw new Error('Please define filters');
}
if (!config.heading_name) config.heading_name = 'Attributes';
if (!config.heading_state) config.heading_state = 'States';
const root = this.shadowRoot;
if (root.lastChild) root.removeChild(root.lastChild);
const cardConfig = Object.assign({}, config);
const card = document.createElement('ha-card');
card.header = config.title;
const content = document.createElement('div');
const style = document.createElement('style');
style.textContent = `
table {
width: 100%;
padding: 16px;
}
thead th {
text-align: left;
}
tbody tr:nth-child(odd) {
background-color: var(--paper-card-background-color);
}
tbody tr:nth-child(even) {
background-color: var(--secondary-background-color);
}
`;
content.innerHTML = `
<table>
<thead>
<tr>
<th>${config.heading_name}</th>
<th>${config.heading_state}</th>
</tr>
</thead>
<tbody id='attributes'>
</tbody>
</table>
`;
card.appendChild(style);
card.appendChild(content);
root.appendChild(card)
this._config = cardConfig;
}
_updateContent(element, attributes) {
element.innerHTML = `
<tr>
${attributes.map((attribute) => `
<tr>
<td>${attribute.name}</td>
<td>${attribute.value}</td>
</tr>
`).join('')}
`;
}
set hass(hass) {
const config = this._config;
const root = this.shadowRoot;
let attributes = this._getAttributes(hass, config.filter.include);
if (config.filter.exclude) {
const excludeAttributes = this._getAttributes(hass, config.filter.exclude).map(attr => attr.name);
attributes = attributes.filter(attr => {
return !excludeAttributes.includes(attr.name)
});
}
this._updateContent(root.getElementById('attributes'), attributes);
}
getCardSize() {
return 1;
}
}
customElements.define('entity-attributes-card', EntityAttributesCard);