systems position.ts

100% Statements 11/11

100% Branches 4/4

100% Functions 4/4

100% Lines 11/11

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  import {
    ComponentName,
    PositionComponent,
    PositionInterface,
} from "../components";
 
import { Entity } from "../entity";
 
import { System } from "./system";
 
export class PositionSystem extends System {
    protected position: PositionInterface;
 
    public constructor(
        entities: Map<string, Entity>,
        position?: PositionInterface,
    ) {
        super(entities, [ComponentName.POSITION]);
 
        if (null != position) {
            this.position = position;
        }
    }
 
    public getPosition(): PositionInterface {
        return this.position;
    }
 
    public run(): void {
        if (null != this.position) {
            this.entities.forEach((entity, key): void => {
                const positionComponent = entity.getComponent(
                    ComponentName.POSITION,
                ) as PositionComponent;
 
                positionComponent.setPosition(this.position);
            });
        }
    }
}