84 lines
1.4 KiB
JavaScript
84 lines
1.4 KiB
JavaScript
/**
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* Holds a plain key-value javascript object and monitorizes changes over it.
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*/
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module.exports = new Class({
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Properties: {
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/**
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* The internal object with the params, this is the lot internal object
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* and should be used for read-only purposes.
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*/
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params: {
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type: Object
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},
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/**
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* Shortcut for params property.
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*/
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$: {
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type: Object
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}
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},
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/**
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* Gets a value from the lot.
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*
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* @param {string} field The field name
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* @return {*} The field value
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*/
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get(field) {
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return this.params[field];
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},
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/**
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* Sets a value on the lot.
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*
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* @param {string} field The field name
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* @param {*} value The new field value
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*/
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set(field, value) {
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this.assign({[field]: value});
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},
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unset(field) {
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this.assign({[field]: undefined});
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},
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/**
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* Returns an array with the lot keys.
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*
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* @return {Array} The lot keys
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*/
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keys() {},
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/**
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* Emits the 'change' signal on the lot.
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*
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* @param {Object} changes The changed params and its values
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*/
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changed(changes) {
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this.emit('change', changes);
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},
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/**
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* Copies all values from another lot.
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*
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* @param {Object} object The source object
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*/
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assign() {},
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/**
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* Copies all values from another lot.
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*
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* @param {LotIface} lot The source lot
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*/
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assignLot(lot) {
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this.assign(lot.$);
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},
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/**
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* Resets all values.
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*/
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reset() {
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this.params = {};
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}
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});
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