export function resolveEpoch(state, action) { const s = JSON.parse(JSON.stringify(state)); switch (action.type) { case '$INIT': { s.phase = 'SHOW_PATTERN'; s.gameOver = false; s.currentRound = 1; s.maxRounds = 5; s.targetPattern = []; s.roundScore = 0; s.statusMessage = 'Memorize the pattern!'; s.winner = ''; s.currentPlayer = 0; // Initialize player grids s.players = []; for (let i = 0; i < 2; i++) { s.players.push({ grid: [], score: 0, submitted: false, roundScore: 0 }); for (let j = 0; j < 16; j++) { s.players[i].grid.push({ lit: false, bg: 'var(--game-surface-light)' }); } } // Generate initial pattern (start with 4 cells for round 1) const patternSize = 3 + s.currentRound; const indices = YamUtils.array.range(16); const shuffled = YamUtils.array.seededShuffle(indices, action.payload?.seed || 0.5); s.targetPattern = shuffled.slice(0, patternSize); // Update display grid to show pattern s.displayGrid = []; for (let i = 0; i < 16; i++) { const isLit = s.targetPattern.indexOf(i) !== -1; s.displayGrid.push({ lit: isLit, bg: isLit ? 'var(--game-highlight-primary)' : 'var(--game-surface-light)' }); } return s; } case 'TOGGLE_CELL': { if (s.phase !== 'RECREATE' || s.gameOver) return s; const playerId = action.payload.playerId; const cellIndex = action.payload.cellIndex; if (playerId === undefined || cellIndex === undefined) return s; if (cellIndex < 0 || cellIndex >= 16) return s; if (s.players[playerId].submitted) return s; s.players[playerId].grid[cellIndex].lit = !s.players[playerId].grid[cellIndex].lit; s.players[playerId].grid[cellIndex].bg = s.players[playerId].grid[cellIndex].lit ? 'var(--game-highlight-primary)' : 'var(--game-surface-light)'; return s; } case 'SUBMIT': { if (s.phase !== 'RECREATE' || s.gameOver) return s; const playerId = action.payload.playerId; if (playerId === undefined) return s; if (s.players[playerId].submitted) return s; s.players[playerId].submitted = true; // Check if all players submitted const allSubmitted = s.players.every(p => p.submitted); if (allSubmitted) { s.phase = 'SCORING'; calculateScores(s); } return s; } case 'ADVANCE_PHASE': { if (s.phase === 'SHOW_PATTERN') { s.phase = 'RECREATE'; s.statusMessage = 'Recreate the pattern!'; // Hide the pattern for (let i = 0; i < 16; i++) { s.displayGrid[i].lit = false; s.displayGrid[i].bg = 'var(--game-surface-light)'; } return s; } if (s.phase === 'RECREATE') { // Auto-submit for all non-submitted players for (let i = 0; i < s.players.length; i++) { s.players[i].submitted = true; } s.phase = 'SCORING'; calculateScores(s); return s; } if (s.phase === 'SCORING') { // Reset for next round or end game if (s.currentRound >= s.maxRounds) { s.phase = 'GAME_OVER'; s.gameOver = true; // Determine winner if (s.players[0].score > s.players[1].score) { s.winner = 'Player 1'; } else if (s.players[1].score > s.players[0].score) { s.winner = 'Player 2'; } else { s.winner = 'Tie'; } s.statusMessage = s.winner === 'Tie' ? "It's a tie!" : s.winner + ' wins!'; } else { s.currentRound++; s.phase = 'SHOW_PATTERN'; s.statusMessage = 'Memorize the pattern!'; // Reset player grids for (let i = 0; i < s.players.length; i++) { s.players[i].submitted = false; s.players[i].roundScore = 0; for (let j = 0; j < 16; j++) { s.players[i].grid[j].lit = false; s.players[i].grid[j].bg = 'var(--game-surface-light)'; } } // Generate new pattern (more cells as rounds progress) const patternSize = 3 + s.currentRound; const indices = YamUtils.array.range(16); const shuffled = YamUtils.array.seededShuffle(indices, action.payload?.seed || 0.5); s.targetPattern = shuffled.slice(0, patternSize); // Update display grid for (let i = 0; i < 16; i++) { const isLit = s.targetPattern.indexOf(i) !== -1; s.displayGrid[i].lit = isLit; s.displayGrid[i].bg = isLit ? 'var(--game-highlight-primary)' : 'var(--game-surface-light)'; } } return s; } return s; } default: return s; } } function calculateScores(s) { for (let p = 0; p < s.players.length; p++) { let correct = 0; let incorrect = 0; for (let i = 0; i < 16; i++) { const playerLit = s.players[p].grid[i].lit; const targetLit = s.targetPattern.indexOf(i) !== -1; if (playerLit && targetLit) { correct++; s.players[p].grid[i].bg = 'var(--game-highlight-success)'; } else if (playerLit && !targetLit) { incorrect++; s.players[p].grid[i].bg = '#ef4444'; } else if (!playerLit && targetLit) { incorrect++; s.players[p].grid[i].bg = '#fbbf24'; } else { s.players[p].grid[i].bg = 'var(--game-surface-light)'; } } let roundScore = (correct * 10) - (incorrect * 5); // Perfect round bonus if (correct === s.targetPattern.length && incorrect === 0) { roundScore += 20; } s.players[p].roundScore = roundScore; s.players[p].score += roundScore; } s.statusMessage = 'P1: ' + (s.players[0].roundScore >= 0 ? '+' : '') + s.players[0].roundScore + ' | P2: ' + (s.players[1].roundScore >= 0 ? '+' : '') + s.players[1].roundScore; // Show target pattern on display grid for (let i = 0; i < 16; i++) { const isTarget = s.targetPattern.indexOf(i) !== -1; s.displayGrid[i].lit = isTarget; s.displayGrid[i].bg = isTarget ? 'var(--game-highlight-primary)' : 'var(--game-surface-light)'; } }

Players are shown a random pattern of lit cells on a grid for a few seconds. Onc

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