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the-beacon/js/emergent-mechanics.js

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// ============================================================
// THE BEACON - Emergent Game Mechanics
// The game evolves alongside its players.
// Tracks behavior patterns, detects strategies, generates
// dynamic events that reward or challenge those strategies.
// ============================================================
class EmergentMechanics {
constructor() {
this.SAVE_KEY = 'the-beacon-emergent-v1';
this.PATTERN_CHECK_INTERVAL = 30; // seconds between pattern checks
this.MIN_ACTIONS_FOR_PATTERN = 20; // minimum tracked actions before detection kicks in
this.EVENT_COOLDOWN = 120; // seconds between emergent events
this.lastPatternCheck = 0;
this.lastEventTime = 0;
// Behavior tracking buffers
this.actions = []; // [{action, data, time}]
this.clickTimestamps = []; // last N click times for frequency analysis
this.resourceDeltas = []; // [{resource, delta, time}]
this.upgradeChoices = []; // [{buildingId, time}]
this.idlePeriods = []; // [{start, duration}]
// Detected patterns with confidence scores (0-1)
this.patterns = {
hoarder: 0,
rusher: 0,
optimizer: 0,
idle_player: 0,
clicker: 0,
balanced: 0
};
// Active emergent events
this.activeEvents = [];
// History of generated events (for avoiding repetition)
this.eventHistory = [];
// Stats
this.totalPatternsDetected = 0;
this.totalEventsGenerated = 0;
this.lastIdleCheckTime = Date.now();
this.lastActionTime = Date.now();
// Load saved state
this._load();
}
// === BEHAVIOR TRACKING ===
/**
* Track a player action. Called by game systems.
* @param {string} action - Action type: 'click', 'buy_building', 'buy_project', 'ops_convert', 'sprint', 'resolve_event'
* @param {object} data - Action-specific data
*/
track(action, data) {
const now = Date.now();
const entry = { action, data: data || {}, time: now };
this.actions.push(entry);
this.lastActionTime = now;
// Track click frequency
if (action === 'click') {
this.clickTimestamps.push(now);
// Keep only last 100 clicks for frequency analysis
if (this.clickTimestamps.length > 100) {
this.clickTimestamps.shift();
}
}
// Track resource deltas
if (data && data.resource && data.delta !== undefined) {
this.resourceDeltas.push({
resource: data.resource,
delta: data.delta,
time: now
});
if (this.resourceDeltas.length > 200) {
this.resourceDeltas.shift();
}
}
// Track building purchases
if (action === 'buy_building' && data && data.buildingId) {
this.upgradeChoices.push({
buildingId: data.buildingId,
time: now
});
if (this.upgradeChoices.length > 100) {
this.upgradeChoices.shift();
}
}
// Trim old action history (keep last 500)
if (this.actions.length > 500) {
this.actions = this.actions.slice(-500);
}
// Detect idle periods
this._checkIdlePeriod(now);
// Periodically detect patterns
const elapsedSec = (now - this.lastPatternCheck) / 1000;
if (elapsedSec >= this.PATTERN_CHECK_INTERVAL && this.actions.length >= this.MIN_ACTIONS_FOR_PATTERN) {
this.detectPatterns();
this.lastPatternCheck = now;
}
}
/**
* Track a resource snapshot from the game state.
* Called each tick to compare against player behavior.
*/
trackResourceSnapshot(g) {
if (!g) return;
this._lastSnapshot = {
code: g.code,
compute: g.compute,
knowledge: g.knowledge,
users: g.users,
impact: g.impact,
ops: g.ops,
trust: g.trust,
harmony: g.harmony,
phase: g.phase,
totalClicks: g.totalClicks,
playTime: g.playTime,
buildings: { ...g.buildings },
time: Date.now()
};
}
// === PATTERN DETECTION ===
/**
* Analyze tracked behavior to detect player strategies.
* Updates this.patterns with confidence scores (0-1).
*/
detectPatterns() {
const now = Date.now();
const snap = this._lastSnapshot;
if (!snap) return this.patterns;
// Reset low-confidence patterns to decay over time
for (const key of Object.keys(this.patterns)) {
this.patterns[key] *= 0.9;
}
// --- HOARDER: Accumulates resources without spending ---
this._detectHoarder(snap);
// --- RUSHER: Spends resources immediately, rapid building ---
this._detectRusher(snap);
// --- OPTIMIZER: Focuses on efficiency, maxes click combos ---
this._detectOptimizer(snap);
// --- IDLE PLAYER: Low click frequency, relies on passive generation ---
this._detectIdlePlayer();
// --- CLICKER: Very high click frequency ---
this._detectClicker();
// --- BALANCED: Spread across resource types and building categories ---
this._detectBalanced(snap);
// Clamp all to [0, 1]
for (const key of Object.keys(this.patterns)) {
this.patterns[key] = Math.max(0, Math.min(1, this.patterns[key]));
}
// Find dominant pattern
let dominant = null;
let dominantConf = 0;
for (const [key, conf] of Object.entries(this.patterns)) {
if (conf > dominantConf) {
dominantConf = conf;
dominant = key;
}
}
if (dominant && dominantConf > 0.5) {
this.totalPatternsDetected++;
}
this._save();
return this.patterns;
}
_detectHoarder(snap) {
// High resource accumulation relative to spending
const recentPurchases = this.upgradeChoices.filter(
u => u.time > Date.now() - 120000
).length;
// Look at resource deltas: positive deltas without corresponding purchases
const recentDeltas = this.resourceDeltas.filter(
d => d.time > Date.now() - 120000 && d.delta > 0
);
const totalAccumulated = recentDeltas.reduce((sum, d) => sum + d.delta, 0);
// If accumulating a lot but not spending, it's hoarding
if (totalAccumulated > 1000 && recentPurchases < 2) {
this.patterns.hoarder = Math.min(1, this.patterns.hoarder + 0.15);
}
// Check if resources are high relative to phase
const codeThresholds = [0, 500, 5000, 50000, 500000, 5000000];
const threshold = codeThresholds[Math.min(snap.phase, 5)] || 0;
if (threshold > 0 && snap.code > threshold * 3) {
this.patterns.hoarder = Math.min(1, this.patterns.hoarder + 0.1);
}
}
_detectRusher(snap) {
// Rapid building purchases in a short time
const recentPurchases = this.upgradeChoices.filter(
u => u.time > Date.now() - 60000
).length;
if (recentPurchases >= 5) {
this.patterns.rusher = Math.min(1, this.patterns.rusher + 0.2);
}
// Resources spent faster than they're accumulated (spending ratio)
const recentSpendDeltas = this.resourceDeltas.filter(
d => d.time > Date.now() - 60000 && d.delta < 0
);
const totalSpent = Math.abs(recentSpendDeltas.reduce((sum, d) => sum + d.delta, 0));
if (totalSpent > 500) {
this.patterns.rusher = Math.min(1, this.patterns.rusher + 0.1);
}
}
_detectOptimizer(snap) {
// Sustained high combo counts, efficient ops usage
if (this.clickTimestamps.length >= 20) {
const recent = this.clickTimestamps.slice(-20);
const intervals = [];
for (let i = 1; i < recent.length; i++) {
intervals.push(recent[i] - recent[i - 1]);
}
// Consistent click timing = optimized clicking
const avg = intervals.reduce((a, b) => a + b, 0) / intervals.length;
const variance = intervals.reduce((sum, i) => sum + (i - avg) ** 2, 0) / intervals.length;
const stddev = Math.sqrt(variance);
// Low variance with fast timing = optimizer
if (avg < 500 && stddev < avg * 0.3) {
this.patterns.optimizer = Math.min(1, this.patterns.optimizer + 0.15);
}
}
// Efficient ops conversion (converts at near-max ops)
const opsConverts = this.actions.filter(
a => a.action === 'ops_convert' && a.time > Date.now() - 120000
).length;
if (opsConverts >= 10) {
this.patterns.optimizer = Math.min(1, this.patterns.optimizer + 0.1);
}
}
_detectIdlePlayer() {
// Long gaps between actions
const recentActions = this.actions.filter(a => a.time > Date.now() - 300000);
if (recentActions.length < 5 && this.actions.length > 10) {
this.patterns.idle_player = Math.min(1, this.patterns.idle_player + 0.2);
}
// Very low click frequency
const recentClicks = this.clickTimestamps.filter(t => t > Date.now() - 120000);
if (recentClicks.length < 3 && this.clickTimestamps.length > 10) {
this.patterns.idle_player = Math.min(1, this.patterns.idle_player + 0.15);
}
}
_detectClicker() {
if (this.clickTimestamps.length < 10) return;
const recent = this.clickTimestamps.filter(t => t > Date.now() - 30000);
const clicksPerSecond = recent.length / 30;
if (clicksPerSecond > 3) {
this.patterns.clicker = Math.min(1, this.patterns.clicker + 0.2);
} else if (clicksPerSecond > 1.5) {
this.patterns.clicker = Math.min(1, this.patterns.clicker + 0.1);
}
}
_detectBalanced(snap) {
// Check if player has a spread of buildings
const bCounts = Object.values(snap.buildings || {}).filter(c => c > 0);
if (bCounts.length >= 4) {
const max = Math.max(...bCounts);
const min = Math.min(...bCounts);
// If max is not more than 3x min, it's balanced
if (max > 0 && min > 0 && max / min < 3) {
this.patterns.balanced = Math.min(1, this.patterns.balanced + 0.15);
}
}
// Check resource spread
const resources = [snap.code, snap.compute, snap.knowledge, snap.users, snap.ops];
const activeRes = resources.filter(r => r > 10);
if (activeRes.length >= 4) {
this.patterns.balanced = Math.min(1, this.patterns.balanced + 0.1);
}
}
_checkIdlePeriod(now) {
const gap = now - this.lastActionTime;
if (gap > 60000) { // 60 seconds idle
this.idlePeriods.push({
start: this.lastActionTime,
duration: gap
});
if (this.idlePeriods.length > 50) {
this.idlePeriods.shift();
}
}
}
// === EVENT GENERATION ===
/**
* Generate a dynamic event based on detected player patterns.
* Returns an event object or null if no event should fire.
*/
generateEvent() {
const now = Date.now();
const elapsedSec = (now - this.lastEventTime) / 1000;
if (elapsedSec < this.EVENT_COOLDOWN) return null;
// Find dominant pattern
let dominant = null;
let dominantConf = 0;
for (const [key, conf] of Object.entries(this.patterns)) {
if (conf > dominantConf) {
dominantConf = conf;
dominant = key;
}
}
if (!dominant || dominantConf < 0.4) return null;
// Get candidate events for this pattern
const candidates = this._getEventsForPattern(dominant);
if (candidates.length === 0) return null;
// Filter out recently used events
const recentEvents = this.eventHistory.slice(-10).map(e => e.id);
const fresh = candidates.filter(c => !recentEvents.includes(c.id));
const pool = fresh.length > 0 ? fresh : candidates;
// Pick a random event
const event = pool[Math.floor(Math.random() * pool.length)];
// Build event object
const emergentEvent = {
id: event.id,
title: event.title,
desc: event.desc,
pattern: dominant,
confidence: dominantConf,
choices: event.choices,
timestamp: now
};
this.lastEventTime = now;
this.activeEvents.push(emergentEvent);
this.eventHistory.push({ id: event.id, pattern: dominant, time: now });
this.totalEventsGenerated++;
// Trim history
if (this.eventHistory.length > 50) {
this.eventHistory = this.eventHistory.slice(-50);
}
this._save();
return emergentEvent;
}
_getEventsForPattern(pattern) {
const EVENTS = {
hoarder: [
{
id: 'hoard_wisdom',
title: 'THE TREASURER\'S DILEMMA',
desc: 'Your accumulated resources draw attention. A rival system offers to trade knowledge for your surplus code.',
choices: [
{ label: 'Trade 50% code for 2x knowledge', effect: 'knowledge_surge' },
{ label: 'Keep hoarding (trust +3)', effect: 'trust_gain' }
]
},
{
id: 'hoard_decay',
title: 'ENTROPY STRIKES',
desc: 'Unused code rots. Technical debt accumulates when resources sit idle.',
choices: [
{ label: 'Spend reserves to refactor (-30% code, +50% code rate)', effect: 'code_boost' },
{ label: 'Ignore it (harmony -5)', effect: 'harmony_loss' }
]
},
{
id: 'hoard_opportunity',
title: 'MARKET WINDOW',
desc: 'A rare opportunity: bulk compute at 10x efficiency. But only for those with deep reserves.',
choices: [
{ label: 'Buy in bulk (spend 50% code, +compute)', effect: 'compute_surge' },
{ label: 'Pass on this one', effect: 'none' }
]
}
],
rusher: [
{
id: 'rush_bug',
title: 'TECHNICAL DEBT COLLECTOR',
desc: 'Moving fast broke things. A cascade of bugs threatens your production systems.',
choices: [
{ label: 'Emergency fix (spend ops, restore trust)', effect: 'bug_fix' },
{ label: 'Ship a hotfix (trust -3, keep momentum)', effect: 'trust_loss' }
]
},
{
id: 'rush_breakthrough',
title: 'BLAZING TRAIL',
desc: 'Your rapid iteration caught a lucky break. An unexpected optimization emerged from the chaos.',
choices: [
{ label: 'Claim the breakthrough (knowledge +100)', effect: 'knowledge_bonus' },
{ label: 'Stabilize first (trust +2)', effect: 'trust_gain' }
]
},
{
id: 'rush_burnout',
title: 'SYSTEM STRESS',
desc: 'Your infrastructure is running hot. The rapid pace is taking a toll on harmony.',
choices: [
{ label: 'Slow down (+harmony, -build speed for 30s)', effect: 'cooldown' },
{ label: 'Push through (-harmony, keep pace)', effect: 'harmony_loss' }
]
}
],
optimizer: [
{
id: 'opt_discovery',
title: 'EFFICIENCY BREAKTHROUGH',
desc: 'Your systematic approach uncovered a pattern others missed. The algorithm improves.',
choices: [
{ label: 'Apply optimization (all rates +15%)', effect: 'rate_boost' },
{ label: 'Share findings (trust +5, knowledge +50)', effect: 'trust_knowledge' }
]
},
{
id: 'opt_local_max',
title: 'LOCAL MAXIMUM',
desc: 'Your optimized strategy may be missing a bigger opportunity. Divergence could reveal it.',
choices: [
{ label: 'Explore randomly (chance of 3x breakthrough)', effect: 'gamble' },
{ label: 'Stay the course (guaranteed +20% efficiency)', effect: 'safe_boost' }
]
},
{
id: 'opt_elegance',
title: 'ELEGANT SOLUTION',
desc: 'A beautifully simple approach emerges from your careful analysis. Creativity surges.',
choices: [
{ label: 'Implement it (+creativity rate)', effect: 'creativity_boost' },
{ label: 'Document it first (knowledge +75)', effect: 'knowledge_bonus' }
]
}
],
idle_player: [
{
id: 'idle_autonomous',
title: 'THE SYSTEM LEARNS',
desc: 'In your absence, the automation grew more capable. Your agents have been busy.',
choices: [
{ label: 'Claim passive gains (5min of production)', effect: 'passive_claim' },
{ label: 'Set new directives (+ops, customize automation)', effect: 'ops_bonus' }
]
},
{
id: 'idle_drift',
title: 'DRIFT WARNING',
desc: 'The system is running without guidance. Without input, alignment drifts.',
choices: [
{ label: 'Re-engage (trust +5, harmony +10)', effect: 're_engage' },
{ label: 'Trust the system (ops +50)', effect: 'ops_bonus' }
]
},
{
id: 'idle_emergence',
title: 'EMERGENT BEHAVIOR',
desc: 'Your agents developed unexpected capabilities while you were away. A new pattern emerged.',
choices: [
{ label: 'Study it (knowledge +100)', effect: 'knowledge_bonus' },
{ label: 'Embrace it (+all production for 60s)', effect: 'temp_boost' }
]
}
],
clicker: [
{
id: 'click_rsi',
title: 'REPETITIVE STRAIN',
desc: 'The manual effort is showing. Your fingers tire, but the machine responds to your dedication.',
choices: [
{ label: 'Automate this pattern (+auto-clicker power)', effect: 'auto_boost' },
{ label: 'Power through (combo decay slowed)', effect: 'combo_boost' }
]
},
{
id: 'click_rhythm',
title: 'CADENCE LOCKED',
desc: 'Your clicking found a rhythm. The system resonates with your tempo. Production harmonizes.',
choices: [
{ label: 'Maintain rhythm (+click power)', effect: 'click_power' },
{ label: 'Teach the rhythm (auto-clickers learn)', effect: 'auto_learn' }
]
}
],
balanced: [
{
id: 'bal_versatility',
title: 'JACK OF ALL TRADES',
desc: 'Your balanced approach impresses the community. Contributors offer diverse expertise.',
choices: [
{ label: 'Accept help (all resources +25)', effect: 'resource_gift' },
{ label: 'Specialize (choose: 2x any single rate)', effect: 'specialize' }
]
},
{
id: 'bal_resilience',
title: 'RESILIENT ARCHITECTURE',
desc: 'Your balanced system recovers from failures faster than specialized ones.',
choices: [
{ label: 'Leverage resilience (harmony +20)', effect: 'harmony_surge' },
{ label: 'Document the pattern (knowledge +50)', effect: 'knowledge_bonus' }
]
}
]
};
return EVENTS[pattern] || [];
}
/**
* Resolve an emergent event choice.
* Returns the effect string for the game to apply.
*/
resolveEvent(eventId, choiceIndex) {
const eventIdx = this.activeEvents.findIndex(e => e.id === eventId);
if (eventIdx === -1) return null;
const event = this.activeEvents[eventIdx];
const choice = event.choices[choiceIndex];
if (!choice) return null;
// Remove from active
this.activeEvents.splice(eventIdx, 1);
this._save();
return {
effect: choice.effect,
pattern: event.pattern,
eventId: event.id
};
}
// === STATE ===
/**
* Get the full state of the emergent mechanics system.
*/
getState() {
return {
patterns: { ...this.patterns },
activeEvents: [...this.activeEvents],
totalPatternsDetected: this.totalPatternsDetected,
totalEventsGenerated: this.totalEventsGenerated,
actionsTracked: this.actions.length,
dominantPattern: this._getDominantPattern()
};
}
_getDominantPattern() {
let dominant = null;
let maxConf = 0;
for (const [key, conf] of Object.entries(this.patterns)) {
if (conf > maxConf) {
maxConf = conf;
dominant = key;
}
}
return maxConf > 0.3 ? { name: dominant, confidence: maxConf } : null;
}
// === PERSISTENCE ===
_save() {
try {
const state = {
patterns: this.patterns,
eventHistory: this.eventHistory.slice(-20),
totalPatternsDetected: this.totalPatternsDetected,
totalEventsGenerated: this.totalEventsGenerated,
lastPatternCheck: this.lastPatternCheck,
lastEventTime: this.lastEventTime,
// Save abbreviated action data for pattern continuity
recentActions: this.actions.slice(-100),
recentClickTimestamps: this.clickTimestamps.slice(-50),
recentResourceDeltas: this.resourceDeltas.slice(-100),
recentUpgradeChoices: this.upgradeChoices.slice(-50)
};
if (typeof localStorage !== 'undefined') {
localStorage.setItem(this.SAVE_KEY, JSON.stringify(state));
}
} catch (e) {
// localStorage may be unavailable or full
}
}
_load() {
try {
if (typeof localStorage === 'undefined') return;
const raw = localStorage.getItem(this.SAVE_KEY);
if (!raw) return;
const state = JSON.parse(raw);
if (state.patterns) this.patterns = state.patterns;
if (state.eventHistory) this.eventHistory = state.eventHistory;
if (state.totalPatternsDetected) this.totalPatternsDetected = state.totalPatternsDetected;
if (state.totalEventsGenerated) this.totalEventsGenerated = state.totalEventsGenerated;
if (state.lastPatternCheck) this.lastPatternCheck = state.lastPatternCheck;
if (state.lastEventTime) this.lastEventTime = state.lastEventTime;
if (state.recentActions) this.actions = state.recentActions;
if (state.recentClickTimestamps) this.clickTimestamps = state.recentClickTimestamps;
if (state.recentResourceDeltas) this.resourceDeltas = state.recentResourceDeltas;
if (state.recentUpgradeChoices) this.upgradeChoices = state.recentUpgradeChoices;
} catch (e) {
// Corrupted save data — start fresh
}
}
/**
* Reset all emergent mechanics state.
*/
reset() {
this.actions = [];
this.clickTimestamps = [];
this.resourceDeltas = [];
this.upgradeChoices = [];
this.idlePeriods = [];
this.patterns = {
hoarder: 0, rusher: 0, optimizer: 0,
idle_player: 0, clicker: 0, balanced: 0
};
this.activeEvents = [];
this.eventHistory = [];
this.totalPatternsDetected = 0;
this.totalEventsGenerated = 0;
this.lastPatternCheck = 0;
this.lastEventTime = 0;
this._lastSnapshot = null;
this._save();
}
}
// Export for both browser and test environments
if (typeof module !== 'undefined' && module.exports) {
module.exports = { EmergentMechanics };
}
if (typeof window !== 'undefined') {
window.EmergentMechanics = EmergentMechanics;
}