deepseek
ac00687480
Complete browser game inspired by OpenRCT2 with fantasy twist: - Custom roller coaster designer with physics-based ratings + on-ride POV - 10 animated rides, 7 shops, 16 scenery items, path network & guest AI - Heroes guild vs monster invasions (5 classes, XP/gear/bosses) - Magic spell system (8 spells), research tree, economy/marketing/loans - Day-night cycle, weather, park rating, awards, 4 scenarios - Save/load slots + autosave, procedural WebAudio SFX/music - Isometric canvas renderer, minimap, diagnostics overlay - Test suites: smoke(13), linkcheck, inputcheck, framecheck, rendercheck, flow
33 lines
1.0 KiB
JavaScript
33 lines
1.0 KiB
JavaScript
// ============ research.js — unlock tree ============
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import { UNLOCKS, RESEARCH_TRACKS } from '../core/config.js';
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export function isUnlocked(state, key) {
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if (state.sandbox) return true;
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return state.research.unlocked.includes(key);
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}
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export function canBuy(state, u) {
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if (isUnlocked(state, u.key)) return { ok: false, why: 'owned' };
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if (state.research.rp >= u.rp) return { ok: true };
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return { ok: false, why: 'rp' };
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}
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export function buyUnlock(state, key) {
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const u = UNLOCKS.find(u => u.key === key);
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if (!u) return false;
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const chk = canBuy(state, u);
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if (!chk.ok) return false;
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state.research.rp -= u.rp;
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state.research.spentTotal += u.rp;
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state.research.unlocked.push(key);
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state.toasts.push({ kind: 'good', title: 'Research complete!', text: `${u.label} is now available to build.` });
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return true;
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}
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export function unlocksByTrack() {
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const out = {};
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for (const t of Object.keys(RESEARCH_TRACKS)) out[t] = [];
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for (const u of UNLOCKS) (out[u.track] || (out[u.track] = [])).push(u);
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return out;
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}
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