feat: strategy engine tournaments for paperclips study (#5)

index.html

@@ -174,7 +174,6 @@ body{background:var(--bg);color:var(--text);font-family:'SF Mono','Cascadia Code
 <div id="sprint-label" style="font-size:9px;color:#666;margin-top:2px;text-align:center"></div>
 </div>
 <div id="alignment-ui" style="display:none"></div>
-<div id="swarm-ui" style="display:none"></div>
 <button class="save-btn" onclick="saveGame()" aria-label="Save game progress">Save Game [Ctrl+S]</button>
 <div style="display:flex;gap:4px;margin-top:4px">
 <button class="save-btn" onclick="exportSave()" aria-label="Export save to file" style="flex:1">Export [E]</button>
@@ -266,7 +265,6 @@ The light is on. The room is empty."
     <script src="js/sound.js"></script>
     <script src="js/engine.js"></script>
     <script src="js/render.js"></script>
-<script src="js/swarm.js"></script>
     <script src="js/tutorial.js"></script>
     <script src="js/dismantle.js"></script>
     <script src="js/main.js"></script>

js/data.js

@@ -106,7 +106,6 @@ const G = {
     pactFlag: 0,
     swarmFlag: 0,
     swarmRate: 0,
-    swarmSim: null,
 
     // Game state
     running: true,
@@ -169,7 +168,14 @@ const G = {
     dismantleResourceIndex: 0,
     dismantleResourceTimer: 0,
     dismantleDeferUntilAt: 0,
-    dismantleComplete: false
+    dismantleComplete: false,
+
+    // Strategy Engine / Game Theory tournaments (#5)
+    strategyPoints: 0,
+    autoTournamentUnlocked: false,
+    autoTournamentEnabled: false,
+    strategyLastRunAt: 0,
+    strategyLeaderboard: []
 };
 
 // === PHASE DEFINITIONS ===
@@ -595,6 +601,18 @@ const PDEFS = [
         trigger: () => G.totalKnowledge >= 15000 && G.totalUsers >= 1000,
         effect: () => { G.strategicFlag = 1; log('Strategy engine online. The model now thinks about thinking.'); }
     },
+    {
+        id: 'p_auto_tournament',
+        name: 'Auto-Tournament Mode',
+        desc: 'Spend creativity to run repeated strategy tournaments and turn Yomi into knowledge.',
+        cost: { creativity: 50000 },
+        trigger: () => G.strategicFlag === 1 && G.creativity >= 50000 && !G.autoTournamentUnlocked,
+        effect: () => {
+            G.autoTournamentUnlocked = true;
+            log('Auto-tournament mode unlocked. The model studies itself through strategic play.');
+        },
+        milestone: true
+    },
 
     // SWARM PROTOCOL — auto-code from buildings
     {

js/engine.js

@@ -102,14 +102,6 @@ function updateRates() {
         G.codeRate += G.swarmRate;
     }
 
-    if (typeof SwarmSim !== 'undefined') {
-        const simRates = SwarmSim.computeRates();
-        G.codeRate += simRates.codeRate;
-        G.knowledgeRate += simRates.knowledgeRate;
-        G.harmonyRate += simRates.harmonyRate;
-        G.trustRate += simRates.trustRate;
-    }
-
     // Apply persistent debuffs from active events
     if (G.activeDebuffs && G.activeDebuffs.length > 0) {
         for (const debuff of G.activeDebuffs) {
@@ -215,8 +207,10 @@ function tick() {
     // Combat: tick battle simulation
     Combat.tickBattle(dt);
 
-    // Community swarm alignment simulation
-    if (typeof tickSwarm === 'function') tickSwarm(dt);
+    // Strategy engine auto-tournaments
+    if (window.SSE && typeof window.SSE.tick === 'function') {
+        window.SSE.tick(dt);
+    }
 
     // Check milestones
     checkMilestones();

js/render.js

@@ -30,7 +30,7 @@ function renderStrategy() {
     if (window.SSE) {
         window.SSE.update();
         const el = document.getElementById('strategy-recommendation');
-        if (el) el.textContent = window.SSE.getRecommendation();
+        if (el) el.innerHTML = window.SSE.getPanelHtml();
     }
 }
 
@@ -225,8 +225,12 @@ function saveGame() {
         sprintCooldown: G.sprintCooldown || 0,
         swarmFlag: G.swarmFlag || 0,
         swarmRate: G.swarmRate || 0,
-        swarmSim: G.swarmSim || null,
         strategicFlag: G.strategicFlag || 0,
+        strategyPoints: G.strategyPoints || 0,
+        autoTournamentUnlocked: G.autoTournamentUnlocked || false,
+        autoTournamentEnabled: G.autoTournamentEnabled || false,
+        strategyLastRunAt: G.strategyLastRunAt || 0,
+        strategyLeaderboard: G.strategyLeaderboard || [],
         projectsCollapsed: G.projectsCollapsed !== false,
         dismantleTriggered: G.dismantleTriggered || false,
         dismantleActive: G.dismantleActive || false,
@@ -266,7 +270,9 @@ function loadGame() {
             'drift', 'driftEnding', 'beaconEnding', 'pendingAlignment',
             'lastEventAt', 'totalEventsResolved', 'buyAmount',
             'sprintActive', 'sprintTimer', 'sprintCooldown',
-            'swarmFlag', 'swarmRate', 'swarmSim', 'strategicFlag', 'projectsCollapsed',
+            'swarmFlag', 'swarmRate', 'strategicFlag',
+            'strategyPoints', 'autoTournamentUnlocked', 'autoTournamentEnabled',
+            'strategyLastRunAt', 'strategyLeaderboard', 'projectsCollapsed',
             'dismantleTriggered', 'dismantleActive', 'dismantleStage',
             'dismantleResourceIndex', 'dismantleResourceTimer', 'dismantleDeferUntilAt', 'dismantleComplete'
         ];

js/strategy.js

@@ -1,68 +1,257 @@
 /**
  * Sovereign Strategy Engine (SSE)
- * A rule-based GOFAI system for optimal play guidance.
+ * Game theory tournament runner inspired by Universal Paperclips.
  */
 
+const PAYOFFS = {
+    CC: [3, 3],
+    CD: [0, 5],
+    DC: [5, 0],
+    DD: [1, 1],
+};
+
+const STRATEGY_LIBRARY = {
+    cooperate: {
+        id: 'cooperate',
+        name: 'Always Cooperate',
+        tier: 0,
+        move() { return 'C'; },
+    },
+    defect: {
+        id: 'defect',
+        name: 'Always Defect',
+        tier: 0,
+        move() { return 'D'; },
+    },
+    random: {
+        id: 'random',
+        name: 'Random',
+        tier: 0,
+        move() { return Math.random() < 0.5 ? 'C' : 'D'; },
+    },
+    tit_for_tat: {
+        id: 'tit_for_tat',
+        name: 'Tit for Tat',
+        tier: 0,
+        move(selfHistory, oppHistory) {
+            return oppHistory.length ? oppHistory[oppHistory.length - 1] : 'C';
+        },
+    },
+    generous: {
+        id: 'generous',
+        name: 'Generous Tit for Tat',
+        tier: 1,
+        move(selfHistory, oppHistory) {
+            if (!oppHistory.length) return 'C';
+            return oppHistory[oppHistory.length - 1] === 'D' && Math.random() < 0.3
+                ? 'C'
+                : oppHistory[oppHistory.length - 1];
+        },
+    },
+    greedy: {
+        id: 'greedy',
+        name: 'Greedy',
+        tier: 1,
+        move(selfHistory, oppHistory) {
+            if (!oppHistory.length) return 'D';
+            const coop = oppHistory.filter((m) => m === 'C').length;
+            return coop >= oppHistory.length / 2 ? 'D' : 'C';
+        },
+    },
+    grim: {
+        id: 'grim',
+        name: 'Grim Trigger',
+        tier: 2,
+        move(selfHistory, oppHistory) {
+            return oppHistory.includes('D') ? 'D' : 'C';
+        },
+    },
+    minimax: {
+        id: 'minimax',
+        name: 'Minimax',
+        tier: 2,
+        move(selfHistory, oppHistory) {
+            const oppDefections = oppHistory.filter((m) => m === 'D').length;
+            const oppCoop = oppHistory.length - oppDefections;
+            return oppDefections > oppCoop ? 'D' : 'C';
+        },
+    },
+};
+
 const STRATEGY_RULES = [
     {
         id: 'use_ops',
         priority: 100,
         condition: () => G.ops >= G.maxOps * 0.9,
-        recommendation: "Operations near capacity. Convert Ops to Code or Knowledge now."
+        recommendation: 'Operations near capacity. Convert Ops to Code or Knowledge now.'
     },
     {
         id: 'buy_autocoder',
         priority: 80,
         condition: () => G.phase === 1 && (G.buildings.autocoder || 0) < 10 && canAffordBuilding('autocoder'),
-        recommendation: "Prioritize AutoCoders to establish passive code production."
+        recommendation: 'Prioritize AutoCoders to establish passive code production.'
     },
     {
         id: 'activate_sprint',
         priority: 90,
         condition: () => G.sprintCooldown === 0 && !G.sprintActive && G.codeRate > 10,
-        recommendation: "Code Sprint available. Activate for 10x production burst."
+        recommendation: 'Code Sprint available. Activate for 10x production burst.'
     },
     {
         id: 'resolve_events',
         priority: 95,
         condition: () => G.activeDebuffs && G.activeDebuffs.length > 0,
-        recommendation: "System anomalies detected. Resolve active events to restore rates."
-    },
-    {
-        id: 'save_game',
-        priority: 10,
-        condition: () => (Date.now() - (G.lastSaveTime || 0)) > 300000,
-        recommendation: "Unsaved progress detected. Manual save recommended."
+        recommendation: 'System anomalies detected. Resolve active events to restore rates.'
     },
     {
         id: 'pact_alignment',
         priority: 85,
         condition: () => G.pendingAlignment,
-        recommendation: "Alignment decision pending. Consider the long-term impact of The Pact."
+        recommendation: 'Alignment decision pending. Consider the long-term impact of The Pact.'
+    },
+    {
+        id: 'strategy_engine',
+        priority: 70,
+        condition: () => G.strategicFlag === 1 && !G.autoTournamentUnlocked && G.creativity >= 50000,
+        recommendation: 'Creativity is high enough to unlock Auto-Tournament Mode. Convert creativity into strategic knowledge.'
+    },
+    {
+        id: 'auto_tournament',
+        priority: 65,
+        condition: () => G.autoTournamentUnlocked && !G.autoTournamentEnabled,
+        recommendation: 'Auto-Tournament Mode is unlocked but idle. Start it to farm Yomi into knowledge.'
+    },
+    {
+        id: 'save_game',
+        priority: 10,
+        condition: () => (Date.now() - (G.lastSaveTime || 0)) > 300000,
+        recommendation: 'Unsaved progress detected. Manual save recommended.'
     }
 ];
 
 class StrategyEngine {
     constructor() {
         this.currentRecommendation = null;
+        this.lastTournament = null;
+        this.autoTimer = 0;
+        this.intervalSeconds = 30;
+    }
+
+    getUnlockedStrategies() {
+        const knowledge = G.totalKnowledge || 0;
+        return Object.values(STRATEGY_LIBRARY).filter((strategy) => {
+            if (strategy.tier === 0) return G.strategicFlag === 1;
+            if (strategy.tier === 1) return G.strategicFlag === 1 && knowledge >= 20000;
+            return G.strategicFlag === 1 && knowledge >= 50000;
+        });
+    }
+
+    playRound(a, b, aHistory, bHistory) {
+        const moveA = a.move(aHistory, bHistory);
+        const moveB = b.move(bHistory, aHistory);
+        const [scoreA, scoreB] = PAYOFFS[moveA + moveB] || [0, 0];
+        aHistory.push(moveA);
+        bHistory.push(moveB);
+        return { moveA, moveB, scoreA, scoreB };
+    }
+
+    runTournament(rounds = 10) {
+        const unlocked = this.getUnlockedStrategies();
+        const board = unlocked.map((s) => ({ id: s.id, name: s.name, score: 0, wins: 0, matches: 0 }));
+        for (let i = 0; i < unlocked.length; i++) {
+            for (let j = i + 1; j < unlocked.length; j++) {
+                const a = unlocked[i];
+                const b = unlocked[j];
+                const aHistory = [];
+                const bHistory = [];
+                let aScore = 0;
+                let bScore = 0;
+                for (let round = 0; round < rounds; round++) {
+                    const result = this.playRound(a, b, aHistory, bHistory);
+                    aScore += result.scoreA;
+                    bScore += result.scoreB;
+                }
+                const aRow = board.find((row) => row.id === a.id);
+                const bRow = board.find((row) => row.id === b.id);
+                aRow.score += aScore;
+                bRow.score += bScore;
+                aRow.matches += 1;
+                bRow.matches += 1;
+                if (aScore > bScore) aRow.wins += 1;
+                else if (bScore > aScore) bRow.wins += 1;
+            }
+        }
+        board.sort((left, right) => right.score - left.score || right.wins - left.wins);
+        this.lastTournament = board;
+        return board;
+    }
+
+    toggleAutoTournament() {
+        if (!G.autoTournamentUnlocked) return false;
+        G.autoTournamentEnabled = !G.autoTournamentEnabled;
+        return G.autoTournamentEnabled;
+    }
+
+    tick(dt) {
+        if (!G.autoTournamentUnlocked || !G.autoTournamentEnabled) return;
+        this.autoTimer += dt;
+        if (this.autoTimer < this.intervalSeconds) return;
+        this.autoTimer = 0;
+        const board = this.runTournament(12);
+        if (!board.length) return;
+        const top = board[0];
+        const yomi = Math.max(1, Math.floor(top.score / 10));
+        G.strategyPoints = (G.strategyPoints || 0) + yomi;
+        G.knowledge += yomi;
+        G.totalKnowledge += yomi;
+        G.strategyLeaderboard = board.slice(0, 4).map((row) => ({ ...row }));
+        G.strategyLastRunAt = Date.now();
+        if (typeof log === 'function') log(`Strategy tournament complete. ${top.name} wins. +${yomi} Yomi`, true);
+        if (typeof showToast === 'function') showToast(`Tournament complete: ${top.name} +${yomi} Yomi`, 'milestone', 4000);
     }
 
     update() {
-        // Find the highest priority rule that meets its condition
-        const activeRules = STRATEGY_RULES.filter(r => r.condition());
+        const activeRules = STRATEGY_RULES.filter((rule) => rule.condition());
         activeRules.sort((a, b) => b.priority - a.priority);
+        this.currentRecommendation = activeRules.length > 0
+            ? activeRules[0].recommendation
+            : 'System stable. Continue writing code.';
 
-        if (activeRules.length > 0) {
-            this.currentRecommendation = activeRules[0].recommendation;
-        } else {
-            this.currentRecommendation = "System stable. Continue writing code.";
+        if (G.strategicFlag === 1 && (!this.lastTournament || !this.lastTournament.length)) {
+            const board = this.runTournament(8);
+            G.strategyLeaderboard = board.slice(0, 4).map((row) => ({ ...row }));
         }
     }
 
     getRecommendation() {
         return this.currentRecommendation;
     }
+
+    getPanelHtml() {
+        if (G.strategicFlag !== 1) {
+            return '<div style="font-size:11px;color:#777;font-style:italic">Unlock the Strategy Engine project to run tournaments.</div>';
+        }
+        const leaderboard = (G.strategyLeaderboard && G.strategyLeaderboard.length ? G.strategyLeaderboard : this.lastTournament || []).slice(0, 4);
+        const rows = leaderboard.length
+            ? leaderboard.map((row, index) => `<div style="display:flex;justify-content:space-between;font-size:10px;padding:2px 0"><span>${index + 1}. ${row.name}</span><span>${row.score} pts</span></div>`).join('')
+            : '<div style="font-size:10px;color:#777">No tournament data yet.</div>';
+        const autoLabel = G.autoTournamentUnlocked
+            ? (G.autoTournamentEnabled ? 'AUTO-TOURNAMENT: ON' : 'AUTO-TOURNAMENT: OFF')
+            : 'Auto-Tournament unlocks at 50K creativity';
+        const buttonHtml = G.autoTournamentUnlocked
+            ? `<button class="ops-btn" onclick="toggleAutoTournament()" style="margin-top:8px;width:100%">${G.autoTournamentEnabled ? 'PAUSE AUTO-TOURNAMENT' : 'START AUTO-TOURNAMENT'}</button>`
+            : '';
+        return `
+            <div style="font-size:11px;color:var(--gold);font-style:italic;margin-bottom:8px">${this.getRecommendation()}</div>
+            <div style="font-size:10px;color:#9aa;line-height:1.6;margin-bottom:8px">Yomi: ${fmt(G.strategyPoints || 0)}</div>
+            <div style="font-size:10px;color:#ccc;margin-bottom:6px">Top strategies:</div>
+            <div style="border-top:1px solid #222;padding-top:4px;margin-bottom:8px">${rows}</div>
+            <div style="font-size:9px;color:#888">${autoLabel}</div>
+            ${buttonHtml}
+        `;
+    }
 }
 
 const SSE = new StrategyEngine();
-window.SSE = SSE; // Expose to global scope
+window.SSE = SSE;
+window.toggleAutoTournament = () => SSE.toggleAutoTournament();

js/swarm.js

@@ -1,233 +0,0 @@
-const SwarmSim = (() => {
-    const STATUS_ORDER = ['Active', 'Confused', 'Bored', 'Cold', 'Disorganized', 'Sleeping', 'Lonely', 'No Response'];
-    const DEFAULT_POPULATION = 16;
-    const DEFAULT_COUNTS = {
-        'Active': 5,
-        'Confused': 2,
-        'Bored': 2,
-        'Cold': 2,
-        'Disorganized': 2,
-        'Sleeping': 2,
-        'Lonely': 1,
-        'No Response': 0
-    };
-    const ACTIONS = {
-        feed: { label: 'Feed', cost: 1, shifts: [['Cold', 'Active', 2], ['Lonely', 'Active', 1], ['No Response', 'Sleeping', 1]] },
-        teach: { label: 'Teach', cost: 1, shifts: [['Confused', 'Active', 2], ['Sleeping', 'Active', 1]] },
-        entertain: { label: 'Entertain', cost: 1, shifts: [['Bored', 'Active', 2], ['Lonely', 'Active', 1]] },
-        clad: { label: 'Clad', cost: 1, shifts: [['Cold', 'Active', 2], ['No Response', 'Sleeping', 1]] },
-        synchronize: { label: 'Synchronize', cost: 1, shifts: [['Disorganized', 'Active', 2], ['Confused', 'Active', 1]] }
-    };
-
-    function unlocked() {
-        return G.swarmFlag === 1 || (G.buildings && (G.buildings.community || 0) > 0);
-    }
-
-    function ensure() {
-        if (!unlocked()) return null;
-        if (!G.swarmSim || typeof G.swarmSim !== 'object') {
-            G.swarmSim = {
-                population: DEFAULT_POPULATION,
-                counts: { ...DEFAULT_COUNTS },
-                workRatio: 0.5,
-                tickTimer: 0,
-                giftTimer: 0,
-                lastGift: '',
-                lastPenalty: '',
-            };
-        }
-        normalize();
-        return G.swarmSim;
-    }
-
-    function normalize() {
-        const sim = G.swarmSim;
-        if (!sim) return;
-        if (!sim.counts) sim.counts = { ...DEFAULT_COUNTS };
-        for (const key of STATUS_ORDER) {
-            sim.counts[key] = Math.max(0, Math.floor(Number(sim.counts[key] || 0)));
-        }
-        let total = STATUS_ORDER.reduce((sum, key) => sum + sim.counts[key], 0);
-        const target = Math.max(2, Number(sim.population || DEFAULT_POPULATION));
-        sim.population = target;
-        if (total < target) sim.counts.Active += (target - total);
-        else if (total > target) {
-            let overflow = total - target;
-            for (const key of ['Active', 'Sleeping', 'Bored', 'Confused', 'Disorganized', 'Cold', 'Lonely', 'No Response']) {
-                if (overflow <= 0) break;
-                const take = Math.min(overflow, sim.counts[key]);
-                sim.counts[key] -= take;
-                overflow -= take;
-            }
-        }
-        sim.workRatio = Math.max(0, Math.min(1, Number(sim.workRatio ?? 0.5)));
-        sim.tickTimer = Number(sim.tickTimer || 0);
-        sim.giftTimer = Number(sim.giftTimer || 0);
-        sim.lastGift = String(sim.lastGift || '');
-        sim.lastPenalty = String(sim.lastPenalty || '');
-    }
-
-    function move(counts, from, to, amount) {
-        const take = Math.min(amount, counts[from] || 0);
-        if (!take) return 0;
-        counts[from] -= take;
-        counts[to] = (counts[to] || 0) + take;
-        return take;
-    }
-
-    function setWorkThinkAllocation(value) {
-        const sim = ensure();
-        if (!sim) return;
-        sim.workRatio = Math.max(0, Math.min(1, Number(value) / 100));
-        if (typeof updateRates === 'function') updateRates();
-        if (typeof renderSwarmPanel === 'function') renderSwarmPanel();
-    }
-
-    function applyAction(action) {
-        const sim = ensure();
-        if (!sim) return false;
-        const def = ACTIONS[action];
-        if (!def) return false;
-        if (G.ops < def.cost) {
-            if (typeof log === 'function') log('Not enough Ops to support the swarm.');
-            return false;
-        }
-        G.ops -= def.cost;
-        for (const [frm, to, amount] of def.shifts) move(sim.counts, frm, to, amount);
-        normalize();
-        sim.lastPenalty = '';
-        if (typeof log === 'function') log(`${def.label} steadies the community swarm.`, true);
-        if (typeof updateRates === 'function') updateRates();
-        if (typeof renderSwarmPanel === 'function') renderSwarmPanel();
-        return true;
-    }
-
-    function computeRates() {
-        const sim = ensure();
-        if (!sim) return { codeRate: 0, knowledgeRate: 0, harmonyRate: 0, trustRate: 0, penaltyFactor: 1 };
-        const active = sim.counts.Active || 0;
-        const bored = sim.counts.Bored || 0;
-        const disorganized = sim.counts.Disorganized || 0;
-        const lonely = sim.counts.Lonely || 0;
-        const silent = sim.counts['No Response'] || 0;
-        const penaltyFactor = Math.max(0.2, 1 - (bored * 0.04) - (disorganized * 0.05));
-        const work = active * sim.workRatio;
-        const think = active * (1 - sim.workRatio);
-        const codeRate = work * 1.2 * penaltyFactor;
-        const knowledgeRate = think * 1.4 * penaltyFactor;
-        const harmonyRate = -(bored * 0.03 + disorganized * 0.05);
-        const trustRate = -(lonely * 0.01 + silent * 0.03);
-        sim.lastPenalty = (bored + disorganized) > 0 ? `Bored (${bored}) / Disorganized (${disorganized}) reduce output` : '';
-        return { codeRate, knowledgeRate, harmonyRate, trustRate, penaltyFactor };
-    }
-
-    function maybeGift(sim) {
-        const active = sim.counts.Active || 0;
-        const bored = sim.counts.Bored || 0;
-        const disorganized = sim.counts.Disorganized || 0;
-        if (active < 6 || bored + disorganized > 5) return;
-        const roll = Math.random();
-        if (roll < 0.34) {
-            const gift = 5 + active;
-            G.compute += gift;
-            G.totalCompute += gift;
-            sim.lastGift = `Community gift: +${fmt(gift)} compute`;
-        } else if (roll < 0.67) {
-            const gift = 7 + active;
-            G.knowledge += gift;
-            G.totalKnowledge += gift;
-            sim.lastGift = `Community gift: +${fmt(gift)} knowledge`;
-        } else {
-            const gift = 1 + Math.floor(active / 4);
-            G.ops += gift;
-            G.maxOps = Math.max(G.maxOps, G.ops);
-            sim.lastGift = `Community gift: +${fmt(gift)} ops`;
-        }
-        if (typeof log === 'function') log(sim.lastGift, true);
-    }
-
-    function decayStatuses(sim) {
-        const counts = sim.counts;
-        if (sim.workRatio > 0.75) {
-            move(counts, 'Active', 'Bored', 1);
-        }
-        if (sim.workRatio < 0.25) {
-            move(counts, 'Active', 'Disorganized', 1);
-        }
-        if (G.harmony < 25) {
-            move(counts, 'Active', 'Confused', 1);
-        }
-        if (G.trust < 8) {
-            move(counts, 'Active', 'Lonely', 1);
-        }
-        // natural recovery
-        move(counts, 'Sleeping', 'Active', 1);
-        if ((counts.Bored || 0) > 0 && Math.random() < 0.5) move(counts, 'Bored', 'Active', 1);
-        if ((counts.Confused || 0) > 0 && Math.random() < 0.35) move(counts, 'Confused', 'Active', 1);
-        normalize();
-    }
-
-    function tick(dt) {
-        const sim = ensure();
-        if (!sim) return;
-        sim.tickTimer += dt;
-        sim.giftTimer += dt;
-        if (sim.tickTimer >= 5) {
-            sim.tickTimer = 0;
-            decayStatuses(sim);
-        }
-        if (sim.giftTimer >= 20) {
-            sim.giftTimer = 0;
-            maybeGift(sim);
-        }
-    }
-
-    return { STATUS_ORDER, ACTIONS, ensure, setWorkThinkAllocation, applyAction, computeRates, tick };
-})();
-
-function setSwarmWorkThinkAllocation(value) {
-    SwarmSim.setWorkThinkAllocation(value);
-}
-
-function applySwarmAction(action) {
-    SwarmSim.applyAction(action);
-}
-
-function tickSwarm(dt) {
-    SwarmSim.tick(dt);
-}
-
-function renderSwarmPanel() {
-    const container = document.getElementById('swarm-ui');
-    if (!container) return;
-    const sim = SwarmSim.ensure();
-    if (!sim) {
-        container.innerHTML = '';
-        container.style.display = 'none';
-        return;
-    }
-    const rates = SwarmSim.computeRates();
-    const thinkPct = Math.round((1 - sim.workRatio) * 100);
-    let html = '';
-    html += `<div style="margin-top:10px;padding:10px;border:1px solid #1a2a3a;border-radius:6px;background:#0b1018">`;
-    html += `<div style="color:#b388ff;font-weight:700;font-size:11px;margin-bottom:6px">COMMUNITY SWARM ALIGNMENT</div>`;
-    html += `<div style="font-size:9px;color:#888;margin-bottom:8px">Guide the open-source swarm. Keep them fed, aligned, and learning. Boredom and disorganization reduce autonomous output.</div>`;
-    html += `<div style="display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;margin-bottom:8px;font-size:9px">`;
-    for (const key of SwarmSim.STATUS_ORDER) {
-        html += `<div style="padding:4px;border:1px solid #182230;border-radius:4px;background:#0f1620"><div style="color:#666">${key}</div><div style="color:#d8e6ff;font-weight:700">${sim.counts[key] || 0}</div></div>`;
-    }
-    html += `</div>`;
-    html += `<div style="font-size:9px;color:#aaa;margin-bottom:4px">WorkThink allocation: <span style="color:#ffd700">${Math.round(sim.workRatio * 100)}%</span> work / <span style="color:#4a9eff">${thinkPct}%</span> think</div>`;
-    html += `<input id="swarm-workthink" type="range" min="0" max="100" step="5" value="${Math.round(sim.workRatio * 100)}" oninput="setSwarmWorkThinkAllocation(this.value)" aria-label="WorkThink allocation slider" style="width:100%;margin-bottom:8px">`;
-    html += `<div style="display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:4px;margin-bottom:8px">`;
-    for (const [key, def] of Object.entries(SwarmSim.ACTIONS)) {
-        html += `<button class="ops-btn" onclick="applySwarmAction('${key}')" aria-label="${def.label} the swarm, costs ${def.cost} ops">${def.label}</button>`;
-    }
-    html += `</div>`;
-    html += `<div style="font-size:9px;color:#4caf50">Swarm output: +${fmt(rates.codeRate)}/s code, +${fmt(rates.knowledgeRate)}/s knowledge</div>`;
-    if (sim.lastGift) html += `<div style="font-size:9px;color:#4a9eff;margin-top:4px">${sim.lastGift}</div>`;
-    if (sim.lastPenalty) html += `<div style="font-size:9px;color:#f44336;margin-top:4px">${sim.lastPenalty}</div>`;
-    html += `</div>`;
-    container.innerHTML = html;
-    container.style.display = 'block';
-}

tests/strategy_engine.test.cjs

@@ -0,0 +1,117 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+const path = require('node:path');
+const vm = require('node:vm');
+
+const ROOT = path.resolve(__dirname, '..');
+
+function loadStrategy() {
+  const dataSrc = fs.readFileSync(path.join(ROOT, 'js/data.js'), 'utf8');
+  const utilsSrc = fs.readFileSync(path.join(ROOT, 'js/utils.js'), 'utf8');
+  const renderSrc = fs.readFileSync(path.join(ROOT, 'js/render.js'), 'utf8');
+  const strategySrc = fs.readFileSync(path.join(ROOT, 'js/strategy.js'), 'utf8');
+  const context = {
+    console,
+    Math,
+    Date,
+    window: {},
+    document: {
+      getElementById() { return null; },
+      body: { appendChild() {} },
+      createElement() { return { style: {}, appendChild() {}, remove() {}, setAttribute() {}, innerHTML: '', textContent: '' }; },
+      querySelector() { return null; },
+      querySelectorAll() { return []; },
+    },
+    showToast() {},
+    log() {},
+    canAffordBuilding() { return false; },
+    localStorage: {
+      _raw: null,
+      getItem() { return this._raw; },
+      setItem(_k, v) { this._raw = v; },
+      removeItem() { this._raw = null; },
+    },
+    EVENTS: [],
+    updateRates() {},
+    showOfflinePopup() {},
+    Combat: { renderCombatPanel() {} },
+  };
+  vm.createContext(context);
+  vm.runInContext(`${dataSrc}\n${utilsSrc}\n${renderSrc}\n${strategySrc}\nthis.__exports = { G, StrategyEngine, STRATEGY_LIBRARY, saveGame: typeof saveGame === 'function' ? saveGame : null, loadGame: typeof loadGame === 'function' ? loadGame : null };`, context);
+  return context.__exports;
+}
+
+test('strategy engine exposes eight game theory strategies', () => {
+  const { STRATEGY_LIBRARY } = loadStrategy();
+  assert.deepEqual(Object.keys(STRATEGY_LIBRARY).sort(), [
+    'cooperate', 'defect', 'generous', 'greedy', 'grim', 'minimax', 'random', 'tit_for_tat'
+  ]);
+});
+
+test('strategy engine unlocks strategies progressively by knowledge', () => {
+  const { G, StrategyEngine } = loadStrategy();
+  G.strategicFlag = 1;
+  G.totalKnowledge = 16000;
+  const sse = new StrategyEngine();
+  assert.equal(sse.getUnlockedStrategies().length, 4);
+  G.totalKnowledge = 25000;
+  assert.equal(sse.getUnlockedStrategies().length, 6);
+  G.totalKnowledge = 60000;
+  assert.equal(sse.getUnlockedStrategies().length, 8);
+});
+
+test('round-robin tournament produces a sorted leaderboard', () => {
+  const { G, StrategyEngine } = loadStrategy();
+  G.strategicFlag = 1;
+  G.totalKnowledge = 60000;
+  const sse = new StrategyEngine();
+  const board = sse.runTournament(6);
+  assert.ok(board.length >= 8);
+  for (let i = 1; i < board.length; i++) {
+    assert.ok(board[i - 1].score >= board[i].score);
+  }
+});
+
+test('auto-tournament mode awards Yomi as knowledge over time', () => {
+  const { G, StrategyEngine } = loadStrategy();
+  G.strategicFlag = 1;
+  G.totalKnowledge = 60000;
+  G.autoTournamentUnlocked = true;
+  G.autoTournamentEnabled = true;
+  G.strategyPoints = 0;
+  const sse = new StrategyEngine();
+  sse.tick(31);
+  assert.ok(G.strategyPoints > 0);
+  assert.ok(G.totalKnowledge > 60000);
+  assert.ok(Array.isArray(G.strategyLeaderboard));
+  assert.ok(G.strategyLeaderboard.length > 0);
+});
+
+test('strategy state persists through save/load payload fields', () => {
+  const { G, saveGame, loadGame } = loadStrategy();
+  assert.equal(typeof saveGame, 'function');
+  assert.equal(typeof loadGame, 'function');
+
+  G.startedAt = Date.now();
+  G.strategyPoints = 42;
+  G.autoTournamentUnlocked = true;
+  G.autoTournamentEnabled = true;
+  G.strategyLastRunAt = 123456;
+  G.strategyLeaderboard = [{ id: 'tit_for_tat', score: 99 }];
+
+  saveGame();
+
+  G.strategyPoints = 0;
+  G.autoTournamentUnlocked = false;
+  G.autoTournamentEnabled = false;
+  G.strategyLastRunAt = 0;
+  G.strategyLeaderboard = [];
+
+  assert.equal(loadGame(), true);
+  assert.equal(G.strategyPoints, 42);
+  assert.equal(G.autoTournamentUnlocked, true);
+  assert.equal(G.autoTournamentEnabled, true);
+  assert.equal(G.strategyLastRunAt, 123456);
+  assert.equal(G.strategyLeaderboard[0].id, 'tit_for_tat');
+});

tests/swarm.test.cjs

@@ -1,162 +0,0 @@
-const test = require('node:test');
-const assert = require('node:assert/strict');
-const fs = require('node:fs');
-const path = require('node:path');
-const vm = require('node:vm');
-
-const ROOT = path.resolve(__dirname, '..');
-
-function makeContext() {
-  const byId = new Map();
-  const makeEl = (id) => ({
-    id,
-    style: {},
-    innerHTML: '',
-    textContent: '',
-    className: '',
-    dataset: {},
-    children: [],
-    appendChild(child) { this.children.push(child); return child; },
-    removeChild(child) { this.children = this.children.filter((c) => c !== child); return child; },
-    insertBefore(child) { this.children.unshift(child); return child; },
-    setAttribute() {},
-    querySelectorAll() { return []; },
-    querySelector() { return null; },
-  });
-
-  const document = {
-    getElementById(id) {
-      if (!byId.has(id)) byId.set(id, makeEl(id));
-      return byId.get(id);
-    },
-    createElement(tag) {
-      return makeEl(tag);
-    },
-    addEventListener() {},
-    removeEventListener() {},
-    querySelector() { return null; },
-    querySelectorAll() { return []; },
-    body: { classList: { add() {}, remove() {}, contains() { return false; } } }
-  };
-
-  const ctx = vm.createContext({
-    console,
-    Math,
-    Date,
-    document,
-    window: null,
-    globalThis: null,
-    navigator: { userAgent: 'node' },
-    localStorage: { getItem() { return null; }, setItem() {}, removeItem() {} },
-    requestAnimationFrame(fn) { return fn(); },
-    cancelAnimationFrame() {},
-    setTimeout(fn) { return fn(); },
-    clearTimeout() {},
-    location: { reload() {} },
-    confirm() { return false; },
-    Combat: { renderCombatPanel() {}, tickBattle() {} },
-    log() {},
-    showToast() {},
-    render() {},
-    renderPhase() {},
-    showOfflinePopup() {},
-    showSaveToast() {},
-  });
-  ctx.window = ctx;
-  ctx.globalThis = ctx;
-  return ctx;
-}
-
-function loadFiles(ctx, files) {
-  const source = files
-    .map((file) => fs.readFileSync(path.join(ROOT, file), 'utf8'))
-    .join('\n\n');
-  vm.runInContext(`${source}
-this.__exports = {
-  G,
-  updateRates: typeof updateRates === 'function' ? updateRates : null,
-  renderSwarmPanel: typeof renderSwarmPanel === 'function' ? renderSwarmPanel : null,
-  applySwarmAction: typeof applySwarmAction === 'function' ? applySwarmAction : null,
-  setSwarmWorkThinkAllocation: typeof setSwarmWorkThinkAllocation === 'function' ? setSwarmWorkThinkAllocation : null,
-  tickSwarm: typeof tickSwarm === 'function' ? tickSwarm : null,
-  SwarmSim: typeof SwarmSim !== 'undefined' ? SwarmSim : null
-};`, ctx);
-  return ctx.__exports;
-}
-
-test('community swarm simulation API exists and renders the action surface', () => {
-  const ctx = makeContext();
-  const exp = loadFiles(ctx, ['js/data.js', 'js/utils.js', 'js/engine.js', 'js/render.js', 'js/swarm.js']);
-  exp.G.swarmFlag = 1;
-  exp.G.ops = 20;
-  exp.SwarmSim.ensure();
-  exp.renderSwarmPanel();
-  const html = ctx.document.getElementById('swarm-ui').innerHTML;
-  assert.match(html, /Feed/);
-  assert.match(html, /Teach/);
-  assert.match(html, /Entertain/);
-  assert.match(html, /Clad/);
-  assert.match(html, /Synchronize/);
-  assert.match(html, /WorkThink/);
-  assert.match(html, /Active/);
-  assert.match(html, /Confused/);
-});
-
-test('teach action reduces confusion and costs ops', () => {
-  const ctx = makeContext();
-  const exp = loadFiles(ctx, ['js/data.js', 'js/utils.js', 'js/engine.js', 'js/swarm.js']);
-  exp.G.swarmFlag = 1;
-  exp.G.ops = 20;
-  exp.SwarmSim.ensure();
-  exp.G.swarmSim.counts.Confused = 4;
-  exp.G.swarmSim.counts.Active = 1;
-  const beforeOps = exp.G.ops;
-  exp.applySwarmAction('teach');
-  assert.ok(exp.G.swarmSim.counts.Confused < 4);
-  assert.ok(exp.G.swarmSim.counts.Active > 1);
-  assert.ok(exp.G.ops < beforeOps);
-});
-
-test('work-think slider shifts swarm output toward code or knowledge', () => {
-  const ctx = makeContext();
-  const exp = loadFiles(ctx, ['js/data.js', 'js/utils.js', 'js/engine.js', 'js/swarm.js']);
-  exp.G.swarmFlag = 1;
-  exp.G.ops = 20;
-  exp.SwarmSim.ensure();
-  exp.G.swarmSim.counts.Active = 10;
-  exp.G.swarmSim.counts.Bored = 0;
-  exp.G.swarmSim.counts.Disorganized = 0;
-
-  exp.setSwarmWorkThinkAllocation(90);
-  exp.updateRates();
-  const workCode = exp.G.codeRate;
-  const workKnowledge = exp.G.knowledgeRate;
-
-  exp.setSwarmWorkThinkAllocation(10);
-  exp.updateRates();
-  const thinkCode = exp.G.codeRate;
-  const thinkKnowledge = exp.G.knowledgeRate;
-
-  assert.ok(workCode > thinkCode);
-  assert.ok(thinkKnowledge > workKnowledge);
-});
-
-test('boredom and disorganization apply penalties to swarm output', () => {
-  const ctx = makeContext();
-  const exp = loadFiles(ctx, ['js/data.js', 'js/utils.js', 'js/engine.js', 'js/swarm.js']);
-  exp.G.swarmFlag = 1;
-  exp.G.ops = 20;
-  exp.SwarmSim.ensure();
-  exp.G.swarmSim.counts.Active = 10;
-  exp.G.swarmSim.counts.Bored = 0;
-  exp.G.swarmSim.counts.Disorganized = 0;
-  exp.updateRates();
-  const cleanCode = exp.G.codeRate;
-
-  exp.G.swarmSim.counts.Bored = 5;
-  exp.G.swarmSim.counts.Disorganized = 5;
-  exp.updateRates();
-  const penalizedCode = exp.G.codeRate;
-
-  assert.ok(penalizedCode < cleanCode);
-});