41 lines
1.1 KiB
JavaScript
41 lines
1.1 KiB
JavaScript
import Creatures from '/imports/api/creature/creatures/Creatures.js';
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import { EJSON } from 'meteor/ejson';
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export default function writeScope(creatureId, computation) {
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const scope = computation.scope;
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const variables = computation.creature?.variables || {};
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let $set, $unset;
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for (const key in scope){
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// Remove large properties that aren't likely to be accessed
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delete scope[key].parent;
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delete scope[key].ancestors;
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// Remove empty keys
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for (const subKey in scope[key]) {
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if (scope[key][subKey] === undefined) {
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delete scope[key][subKey]
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}
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}
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// Only update changed fields
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if (!EJSON.equals(variables[key], scope[key])) {
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if (!$set) $set = {};
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// Set the changed key in the creature variables
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$set[`variables.${key}`] = scope[key];
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}
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}
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// Remove all the keys that no longer exist in scope
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for (const key in variables) {
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if (!scope[key]) {
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if (!$unset) $unset = {};
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$unset[`variables.${key}`] = 1;
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}
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}
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if ($set || $unset) {
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Creatures.update(creatureId, {$set, $unset});
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}
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}
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