Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | 3x 3x 3x 9x 9x 6x 4x 4x 4x 4x 4x 2x 1x 2x 2x 2x 1x 1x 4x 4x 4x | import { uuid } from "jga-generators-uuid";
import { SystemInterface } from "./system";
import { Entity } from "./entity";
export interface WorldInterface {
getEntities(): Map<string, Entity>;
addEntity(entity: Entity): Map<string, Entity>;
createEntity(): Entity;
removeEntity(entity: Entity): Map<string, Entity>;
process(systems: SystemInterface[]): void;
}
export class World implements WorldInterface {
protected entities: Map<string, Entity>;
protected systems: Set<SystemInterface>;
public constructor() {
this.entities = new Map<string, Entity>();
this.systems = new Set<SystemInterface>();
}
public getEntities(): Map<string, Entity> {
return this.entities;
}
public getSystems(): Set<SystemInterface> {
return this.systems;
}
public createEntity(): Entity {
const entity = new Entity(this.generateId());
this.addEntity(entity);
return entity;
}
public addEntity(entity: Entity): Map<string, Entity> {
return this.entities.set(entity.getId(), entity);
}
public removeEntity(entity: Entity): Map<string, Entity> {
if (this.entities.has(entity.getId())) {
this.entities.delete(entity.getId());
}
return this.entities;
}
public registerSystems(systems: SystemInterface[]): void {
this.systems.clear();
systems.forEach((system) => this.systems.add(system));
}
public process(): void {
return this.systems.forEach((system): void => {
system.run(this);
});
}
protected generateId(): string {
let id: string;
// eslint-disable-next-line no-loops/no-loops
do {
id = uuid();
} while (this.entities.has(id));
return id;
}
}
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