35 lines
1.3 KiB
TypeScript
35 lines
1.3 KiB
TypeScript
import { MutableSignal, mutableSignal, createRNG } from 'boardgame-core';
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import { createRunState, generatePointCrawlMap, data, type RunState, type ItemData } from 'boardgame-core/samples/slay-the-spire-like';
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/**
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* 全局游戏运行状态 Signal
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*
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* 在 App.tsx 中创建为单例，所有场景共享。
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* 遭遇场景通过读取此 signal 的当前遭遇状态来构建 UI。
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*/
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export function createGameState(seed?: number): MutableSignal<RunState> {
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const actualSeed = seed ?? Date.now();
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const rng = createRNG(actualSeed);
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const encounters = data.desert.encounters;
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const map = generatePointCrawlMap(rng, encounters);
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const starterItems: ItemData[] = data.desert.items.slice(0, 3);
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return mutableSignal<RunState>(createRunState(map, starterItems));
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}
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/** 获取当前遭遇数据（computed getter） */
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export function currentEncounter(
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gameState: MutableSignal<RunState>
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): { nodeId: string; encounter: { name: string; description: string; type: string } } | null {
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const state = gameState.value;
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const node = state.map.nodes.get(state.currentNodeId);
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if (!node || !node.encounter) return null;
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return {
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nodeId: node.id,
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encounter: {
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type: node.type,
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name: node.encounter.name,
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description: node.encounter.description,
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},
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};
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}
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