5b7dbb4df3
- Add school data (Alchemist: H, O, C, Na, S, Fe starting kit) - Add run cycle types: phases, escalation, crisis, body composition - Implement run state management (create, advance phase, discoveries, spores) - Implement meta-progression (codex, spore accumulation, run history) - Implement crisis system (Chemical Plague with neutralization) - Add IndexedDB persistence for meta state - 42 new tests (335 total) Co-authored-by: Cursor <cursoragent@cursor.com>
86 lines
2.9 KiB
TypeScript
86 lines
2.9 KiB
TypeScript
/**
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* Crisis System — Chemical Plague
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*
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* When escalation reaches its threshold, a crisis activates.
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* The Chemical Plague poisons the atmosphere — player must craft
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* the correct neutralizing compound to stop it.
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*/
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import type { CrisisConfig } from './types';
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// ─── Chemical Plague Configuration ───────────────────────────────
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export const CHEMICAL_PLAGUE: CrisisConfig = {
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type: 'chemical-plague',
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name: 'Chemical Plague',
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nameRu: 'Химическая Чума',
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description: 'A chain reaction is poisoning the atmosphere. Neutralize it with the right compound!',
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descriptionRu: 'Цепная реакция отравляет атмосферу. Нейтрализуй правильным соединением!',
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triggerThreshold: 0.8,
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neutralizer: 'CaO', // Calcium oxide (quicklime) — absorbs acid gases
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neutralizeAmount: 3, // need 3 units to fully neutralize
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};
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// ─── Crisis State ────────────────────────────────────────────────
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export interface CrisisState {
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config: CrisisConfig;
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active: boolean;
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/** Progress 0.0–1.0 — at 1.0 the world is fully poisoned */
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progress: number;
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resolved: boolean;
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/** How many neutralizer units have been applied */
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neutralizeApplied: number;
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}
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/** Damage growth rate per second during active crisis */
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const CRISIS_DAMAGE_RATE = 0.01; // reaches 1.0 in ~100 seconds
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/** Create a new crisis state from config */
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export function createCrisisState(config: CrisisConfig): CrisisState {
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return {
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config,
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active: true,
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progress: 0,
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resolved: false,
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neutralizeApplied: 0,
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};
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}
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/** Advance crisis damage over time */
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export function applyCrisisDamage(crisis: CrisisState, deltaMs: number): void {
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if (!crisis.active || crisis.resolved) return;
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const deltaSec = deltaMs / 1000;
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crisis.progress = Math.min(1.0, crisis.progress + CRISIS_DAMAGE_RATE * deltaSec);
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}
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/** Attempt to neutralize the crisis with a compound. Returns true if correct compound. */
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export function attemptNeutralize(
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crisis: CrisisState,
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compoundId: string,
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amount: number,
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): boolean {
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if (compoundId !== crisis.config.neutralizer) return false;
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if (crisis.resolved) return true;
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crisis.neutralizeApplied += amount;
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// Reduce progress proportionally
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const reductionPerUnit = 1.0 / crisis.config.neutralizeAmount;
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crisis.progress = Math.max(0, crisis.progress - amount * reductionPerUnit);
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// Check if fully neutralized
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if (crisis.neutralizeApplied >= crisis.config.neutralizeAmount) {
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crisis.resolved = true;
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crisis.active = false;
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crisis.progress = 0;
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}
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return true;
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}
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/** Check if crisis has been resolved */
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export function isCrisisResolved(crisis: CrisisState): boolean {
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return crisis.resolved;
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}
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