43 lines
1.3 KiB
TypeScript
43 lines
1.3 KiB
TypeScript
import {RNG} from "@/utils/rng";
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export type Part<TMeta = {}> = {
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id: string;
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sides?: number;
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side?: number;
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alignments?: string[];
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alignment?: string;
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regionId: string;
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position: number[];
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} & TMeta;
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export function flip<TMeta>(part: Part<TMeta>) {
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if(!part.sides) return;
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part.side = ((part.side || 0) + 1) % part.sides;
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}
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export function flipTo<TMeta>(part: Part<TMeta>, side: number) {
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if(!part.sides || side >= part.sides) return;
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part.side = side;
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}
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export function roll<TMeta>(part: Part<TMeta>, rng: RNG) {
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if(!part.sides) return;
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part.side = rng.nextInt(part.sides);
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}
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export function findPartById<TMeta>(parts: Record<string, Part<TMeta>>, id: string): Part<TMeta> | undefined {
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return parts[id];
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}
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export function isCellOccupied<TMeta>(parts: Record<string, Part<TMeta>>, regionId: string, position: number[]): boolean {
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const posKey = position.join(',');
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return Object.values(parts).some(p => p.regionId === regionId && p.position.join(',') === posKey);
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}
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export function getPartAtPosition<TMeta>(parts: Record<string, Part<TMeta>>, regionId: string, position: number[]): Part<TMeta> | undefined {
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const posKey = position.join(',');
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return Object.values(parts).find(p => p.regionId === regionId && p.position.join(',') === posKey);
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}
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