systems system.ts

100% Statements 11/11

87.5% Branches 7/8

100% Functions 4/4

100% Lines 11/11

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  import { SystemInterface } from "jga-patterns-ecs";
 
import { Entity } from "../entity";
 
import { ComponentName } from "../components";
 
export abstract class System implements SystemInterface {
    protected entities: Map<string, Entity> = new Map<string, Entity>();
 
    public constructor(
        entities: Map<string, Entity>,
        filters: ComponentName[],
    ) {
        Eif (null != entities) {
            entities.forEach((entity, key): void => {
                let found = 0;
                filters.forEach((filter): void => {
                    if (null != entity && entity.hasComponent(filter)) {
                        found++;
                    }
                });
 
                if (found === filters.length) {
                    this.entities.set(key, entity);
                }
            });
        }
    }
 
    public getEntities(): Map<string, Entity> {
        return this.entities;
    }
 
    public abstract run(): void;
}