56 lines
1.6 KiB
TypeScript
56 lines
1.6 KiB
TypeScript
import { EJSON } from 'meteor/ejson';
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import createGraph, { Graph } from 'ngraph.graph';
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import getEffectivePropTags from '/imports/api/engine/computation/utility/getEffectivePropTags.js';
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interface CreatureProperty {
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_id: string;
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type: string;
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}
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export default class CreatureComputation {
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originalPropsById: object;
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propsById: object;
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propsWithTag: object;
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scope: object;
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props: Array<CreatureProperty>;
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dependencyGraph: Graph;
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errors: Array<object>;
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creature: object;
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variables: object;
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constructor(properties: Array<CreatureProperty>, creature: object, variables: object) {
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// Set up fields
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this.originalPropsById = {};
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this.propsById = {};
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this.propsWithTag = {};
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this.scope = {};
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this.props = properties;
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this.dependencyGraph = createGraph();
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this.errors = [];
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this.creature = creature;
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this.variables = variables;
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// Store properties for easy access later
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properties.forEach(prop => {
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// Store a copy of the unmodified prop
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// EJSON clone is ~4x faster than lodash cloneDeep for EJSONable objects
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this.originalPropsById[prop._id] = EJSON.clone(prop);
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// Store by id
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this.propsById[prop._id] = prop;
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// Store sets of ids in each tag
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getEffectivePropTags(prop).forEach(tag => {
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if (!tag) return;
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if (this.propsWithTag[tag]) {
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this.propsWithTag[tag].push(prop._id);
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} else {
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this.propsWithTag[tag] = [prop._id];
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}
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});
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// Store the prop in the dependency graph
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this.dependencyGraph.addNode(prop._id, prop);
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});
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}
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}
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