v1.15.3: Add missing DifficultyMap.vue component

.env.example

@@ -0,0 +1,2 @@
+# Optional: Set a custom container name to run multiple instances
+# CONTAINER_NAME=nonograms-dev

dev-dist/sw.js

@@ -82,7 +82,7 @@ define(['./workbox-7a5e81cd'], (function (workbox) { 'use strict';
    */
   workbox.precacheAndRoute([{
     "url": "index.html",
-    "revision": "0.n1n8rjsg38"
+    "revision": "0.b79gmi6tt88"
   }], {});
   workbox.cleanupOutdatedCaches();
   workbox.registerRoute(new workbox.NavigationRoute(workbox.createHandlerBoundToURL("index.html"), {

docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.8'
 
 services:
   nonograms:
-    container_name: nonograms
+    container_name: ${CONTAINER_NAME:-nonograms}
     build:
       context: .
       dockerfile: Dockerfile

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "vue-nonograms-solid",
-  "version": "1.15.0",
+  "version": "1.15.3",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "vue-nonograms-solid",
-      "version": "1.15.0",
+      "version": "1.15.3",
       "dependencies": {
         "@capacitor/android": "^8.1.0",
         "@capacitor/cli": "^8.1.0",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "vue-nonograms-solid",
-  "version": "1.15.0",
+  "version": "1.15.3",
   "homepage": "https://nonograms.7u.pl/",
   "type": "module",
   "scripts": {

src/components/CustomGameModal.vue

@@ -1,9 +1,10 @@
 <script setup>
-import { ref, computed, onMounted, onUnmounted, watch, nextTick } from 'vue';
+import { ref, computed, onMounted, watch } from 'vue';
 import { usePuzzleStore } from '@/stores/puzzle';
 import { useI18n } from '@/composables/useI18n';
 import { calculateDifficulty } from '@/utils/puzzleUtils';
 import { HelpCircle } from 'lucide-vue-next';
+import DifficultyMap from './DifficultyMap.vue';
 
 const emit = defineEmits(['close', 'open-simulation']);
 const store = usePuzzleStore();
@@ -12,161 +13,11 @@ const { t } = useI18n();
 const customSize = ref(10);
 const fillRate = ref(50);
 const errorMsg = ref('');
-const difficultyCanvas = ref(null);
-const isDragging = ref(false);
-const cachedBackground = ref(null);
 
-const drawMap = () => {
-  const canvas = difficultyCanvas.value;
-  if (!canvas) return;
-  const ctx = canvas.getContext('2d');
-  const width = canvas.width;
-  const height = canvas.height;
-
-  // Clear
-  ctx.clearRect(0, 0, width, height);
-
-  // Use cached background if available
-  if (cachedBackground.value) {
-      ctx.putImageData(cachedBackground.value, 0, 0);
-  } else {
-      // Draw Gradient Background (Heavy calculation)
-      const imgData = ctx.createImageData(width, height);
-      const data = imgData.data;
-
-      // Ranges:
-      // X: Fill Rate 10% -> 90%
-      // Y: Size 5 -> 80
-      
-      for (let y = 0; y < height; y++) {
-        for (let x = 0; x < width; x++) {
-          const normalizedX = x / width;
-          const normalizedY = 1 - (y / height); // 0 at bottom, 1 at top
-          
-          const fRate = 0.1 + normalizedX * 0.8; // 0.1 to 0.9
-          const sSize = 5 + normalizedY * 75;    // 5 to 80
-          
-          const { value } = calculateDifficulty(fRate, sSize);
-          
-          // Color Mapping
-          const hue = 120 * (1 - value / 100);
-          const [r, g, b] = hslToRgb(hue / 360, 1, 0.5);
-          
-          const index = (y * width + x) * 4;
-          data[index] = r;
-          data[index + 1] = g;
-          data[index + 2] = b;
-          data[index + 3] = 255; // Alpha
-        }
-      }
-      ctx.putImageData(imgData, 0, 0);
-      cachedBackground.value = imgData;
-  }
-
-  // Draw current position
-  // Map current fillRate/size to x,y
-  // Fill: 10..90. Size: 5..80.
-  const currentFill = Math.max(10, Math.min(90, fillRate.value));
-  const currentSize = Math.max(5, Math.min(80, customSize.value));
-  
-  const posX = ((currentFill - 10) / 80) * width;
-  const posY = (1 - (currentSize - 5) / 75) * height;
-
-  // Draw Crosshair/Circle
-  ctx.beginPath();
-  ctx.arc(posX, posY, 6, 0, Math.PI * 2);
-  ctx.fillStyle = '#fff';
-  ctx.fill();
-  ctx.lineWidth = 2;
-  ctx.strokeStyle = '#000';
-  ctx.stroke();
-};
-
-const hslToRgb = (h, s, l) => {
-    let r, g, b;
-    if (s === 0) {
-        r = g = b = l; // achromatic
-    } else {
-        const hue2rgb = (p, q, t) => {
-            if (t < 0) t += 1;
-            if (t > 1) t -= 1;
-            if (t < 1 / 6) return p + (q - p) * 6 * t;
-            if (t < 1 / 2) return q;
-            if (t < 2 / 3) return p + (q - p) * (2 / 3 - t) * 6;
-            return p;
-        };
-        const q = l < 0.5 ? l * (1 + s) : l + s - l * s;
-        const p = 2 * l - q;
-        r = hue2rgb(p, q, h + 1 / 3);
-        g = hue2rgb(p, q, h);
-        b = hue2rgb(p, q, h - 1 / 3);
-    }
-    return [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)];
-};
-
-const updateFromEvent = (e) => {
-    const canvas = difficultyCanvas.value;
-    if (!canvas) return;
-    const rect = canvas.getBoundingClientRect();
-    
-    // Handle Touch or Mouse
-    const clientX = e.touches ? e.touches[0].clientX : e.clientX;
-    const clientY = e.touches ? e.touches[0].clientY : e.clientY;
-    
-    let x = clientX - rect.left;
-    let y = clientY - rect.top;
-    
-    // Clamp
-    x = Math.max(0, Math.min(rect.width, x));
-    y = Math.max(0, Math.min(rect.height, y));
-    
-    // Reverse Map
-    // x / width -> fillRate (10..90)
-    // 1 - y / height -> size (5..80)
-    
-    const normalizedX = x / rect.width;
-    const normalizedY = 1 - (y / rect.height);
-    
-    const newFill = 10 + normalizedX * 80;
-    const newSize = 5 + normalizedY * 75;
-    
-    fillRate.value = Math.round(newFill);
-    customSize.value = Math.round(newSize);
-};
-
-const startDrag = (e) => {
-    isDragging.value = true;
-    updateFromEvent(e);
-    // Add global listeners for mouse to handle dragging outside canvas
-    window.addEventListener('mousemove', onDrag);
-    window.addEventListener('mouseup', stopDrag);
-};
-
-const onDrag = (e) => {
-    if (!isDragging.value) return;
-    updateFromEvent(e);
-};
-
-const stopDrag = () => {
-    isDragging.value = false;
-    window.removeEventListener('mousemove', onDrag);
-    window.removeEventListener('mouseup', stopDrag);
-};
-
-onUnmounted(() => {
-    window.removeEventListener('mousemove', onDrag);
-    window.removeEventListener('mouseup', stopDrag);
-});
-
-const showAdvanced = ref(false);
+const showAdvanced = ref(true);
 
 const toggleAdvanced = () => {
     showAdvanced.value = !showAdvanced.value;
-    if (showAdvanced.value) {
-        // Reset cache when opening to ensure size is correct if canvas resized
-        cachedBackground.value = null; 
-        nextTick(drawMap);
-    }
 };
 
 onMounted(() => {
@@ -179,14 +30,6 @@ onMounted(() => {
   if (savedFillRate && !isNaN(savedFillRate)) {
     fillRate.value = Math.max(10, Math.min(90, Number(savedFillRate)));
   }
-  
-  // Don't draw map initially if hidden
-});
-
-watch([customSize, fillRate], () => {
-    if (showAdvanced.value) {
-        drawMap();
-    }
 });
 
 watch(customSize, (newVal) => {
@@ -245,7 +88,7 @@ const confirm = () => {
               <div class="range-value">{{ customSize }}</div>
               <input 
                 type="range" 
-                v-model="customSize" 
+                v-model.number="customSize" 
                 min="5" 
                 max="80"
                 step="1"
@@ -264,7 +107,7 @@ const confirm = () => {
               <div class="range-value">{{ fillRate }}%</div>
               <input 
                 type="range" 
-                v-model="fillRate" 
+                v-model.number="fillRate" 
                 min="10" 
                 max="90"
                 step="1"
@@ -278,15 +121,14 @@ const confirm = () => {
         </div>
 
         <div class="map-section" v-if="showAdvanced">
-            <canvas 
-                ref="difficultyCanvas" 
-                width="400" 
-                height="400"
-                @mousedown="startDrag"
-                @touchstart.prevent="startDrag"
-                @touchmove.prevent="onDrag"
-                @touchend="stopDrag"
-            ></canvas>
+            <DifficultyMap 
+                v-model:size="customSize"
+                v-model:density="fillRate"
+                :interactive="true"
+                :width="400"
+                :height="400"
+                class="difficulty-map-canvas"
+            />
         </div>
       </div>
 

src/components/DifficultyMap.vue

@@ -0,0 +1,293 @@
+<script setup>
+import { ref, onMounted, onUnmounted, watch, nextTick } from 'vue';
+import { calculateDifficulty } from '@/utils/puzzleUtils';
+import { useI18n } from '@/composables/useI18n';
+
+const props = defineProps({
+  size: {
+    type: Number,
+    required: true
+  },
+  density: {
+    type: Number,
+    required: true
+  },
+  actualDifficulty: {
+    type: Number,
+    default: null
+  },
+  interactive: {
+    type: Boolean,
+    default: false
+  },
+  width: {
+    type: Number,
+    default: 300
+  },
+  height: {
+    type: Number,
+    default: 200
+  }
+});
+
+const emit = defineEmits(['update:size', 'update:density']);
+const { t } = useI18n();
+
+const canvasRef = ref(null);
+let cachedBackground = null;
+const isDragging = ref(false);
+
+// Constants for ranges
+const MIN_SIZE = 5;
+const MAX_SIZE = 80;
+const MIN_DENSITY = 10;
+const MAX_DENSITY = 90;
+
+const hslToRgb = (h, s, l) => {
+    let r, g, b;
+    if (s === 0) {
+        r = g = b = l; // achromatic
+    } else {
+        const hue2rgb = (p, q, t) => {
+            if (t < 0) t += 1;
+            if (t > 1) t -= 1;
+            if (t < 1 / 6) return p + (q - p) * 6 * t;
+            if (t < 1 / 2) return q;
+            if (t < 2 / 3) return p + (q - p) * (2 / 3 - t) * 6;
+            return p;
+        };
+        const q = l < 0.5 ? l * (1 + s) : l + s - l * s;
+        const p = 2 * l - q;
+        r = hue2rgb(p, q, h + 1 / 3);
+        g = hue2rgb(p, q, h);
+        b = hue2rgb(p, q, h - 1 / 3);
+    }
+    return [Math.round(r * 255), Math.round(g * 255), Math.round(b * 255)];
+};
+
+const drawMap = () => {
+  const canvas = canvasRef.value;
+  if (!canvas) return;
+  
+  try {
+    const ctx = canvas.getContext('2d');
+    const width = canvas.width;
+    const height = canvas.height;
+
+    // Clear
+    ctx.clearRect(0, 0, width, height);
+
+    // Use cached background if available
+    if (cachedBackground) {
+        ctx.drawImage(cachedBackground, 0, 0, width, height);
+    } else {
+        // Draw Gradient Background (Optimized)
+        // Use a smaller buffer to reduce calculations
+        const bufferWidth = 40;
+        const bufferHeight = 40;
+        
+        const bufferCanvas = document.createElement('canvas');
+        bufferCanvas.width = bufferWidth;
+        bufferCanvas.height = bufferHeight;
+        const bufferCtx = bufferCanvas.getContext('2d');
+        
+        const imgData = bufferCtx.createImageData(bufferWidth, bufferHeight);
+        const data = imgData.data;
+        
+        for (let y = 0; y < bufferHeight; y++) {
+          for (let x = 0; x < bufferWidth; x++) {
+            const normalizedX = x / bufferWidth;
+            const normalizedY = 1 - (y / bufferHeight); // 0 at bottom, 1 at top
+            
+            const fRate = (MIN_DENSITY + normalizedX * (MAX_DENSITY - MIN_DENSITY)) / 100; // 0.1 to 0.9
+            const sSize = MIN_SIZE + normalizedY * (MAX_SIZE - MIN_SIZE);    // 5 to 80
+            
+            const { value } = calculateDifficulty(fRate, sSize);
+            
+            // Color Mapping
+            const hue = 120 * (1 - value / 100);
+            const [r, g, b] = hslToRgb(hue / 360, 1, 0.5);
+            
+            const index = (y * bufferWidth + x) * 4;
+            data[index] = r;
+            data[index + 1] = g;
+            data[index + 2] = b;
+            data[index + 3] = 255; // Alpha
+          }
+        }
+        bufferCtx.putImageData(imgData, 0, 0);
+        
+        // Draw scaled up
+        ctx.imageSmoothingEnabled = true;
+        ctx.imageSmoothingQuality = 'high';
+        ctx.drawImage(bufferCanvas, 0, 0, width, height);
+        
+        cachedBackground = bufferCanvas;
+    }
+
+    // Draw current position
+    // Clamp values
+    const currentFill = Math.max(MIN_DENSITY, Math.min(MAX_DENSITY, props.density));
+    const currentSize = Math.max(MIN_SIZE, Math.min(MAX_SIZE, props.size));
+    
+    const posX = ((currentFill - MIN_DENSITY) / (MAX_DENSITY - MIN_DENSITY)) * width;
+    const posY = (1 - (currentSize - MIN_SIZE) / (MAX_SIZE - MIN_SIZE)) * height;
+
+    // Draw Point
+    ctx.beginPath();
+    ctx.arc(posX, posY, 6, 0, Math.PI * 2);
+    
+    // Use actual difficulty color if provided, otherwise white
+    if (props.actualDifficulty !== null) {
+        const hue = 120 * (1 - Math.max(0, Math.min(100, props.actualDifficulty)) / 100);
+        const [r, g, b] = hslToRgb(hue / 360, 1, 0.5);
+        ctx.fillStyle = `rgb(${r},${g},${b})`;
+        ctx.lineWidth = 3; // Thicker border for visibility
+        ctx.strokeStyle = '#fff'; // White border to make it pop
+    } else {
+        ctx.fillStyle = '#fff';
+        ctx.lineWidth = 2;
+        ctx.strokeStyle = '#000';
+    }
+    
+    ctx.fill();
+    ctx.stroke();
+  } catch (e) {
+    console.error("Error drawing difficulty map:", e);
+  }
+};
+
+const updateFromEvent = (e) => {
+    if (!props.interactive) return;
+
+    const canvas = canvasRef.value;
+    if (!canvas) return;
+    const rect = canvas.getBoundingClientRect();
+    
+    // Handle Touch or Mouse
+    const clientX = e.touches ? e.touches[0].clientX : e.clientX;
+    const clientY = e.touches ? e.touches[0].clientY : e.clientY;
+    
+    let x = clientX - rect.left;
+    let y = clientY - rect.top;
+    
+    // Clamp
+    x = Math.max(0, Math.min(rect.width, x));
+    y = Math.max(0, Math.min(rect.height, y));
+    
+    const normalizedX = x / rect.width;
+    const normalizedY = 1 - (y / rect.height);
+    
+    const newFill = MIN_DENSITY + normalizedX * (MAX_DENSITY - MIN_DENSITY);
+    const newSize = MIN_SIZE + normalizedY * (MAX_SIZE - MIN_SIZE);
+    
+    emit('update:density', Math.round(newFill));
+    emit('update:size', Math.round(newSize));
+};
+
+const startDrag = (e) => {
+    if (!props.interactive) return;
+    isDragging.value = true;
+    updateFromEvent(e);
+    window.addEventListener('mousemove', onDrag);
+    window.addEventListener('touchmove', onDrag, { passive: false });
+    window.addEventListener('mouseup', stopDrag);
+    window.addEventListener('touchend', stopDrag);
+};
+
+const onDrag = (e) => {
+    if (!isDragging.value) return;
+    if (e.cancelable) e.preventDefault(); // Prevent scrolling on touch
+    updateFromEvent(e);
+};
+
+const stopDrag = () => {
+    isDragging.value = false;
+    window.removeEventListener('mousemove', onDrag);
+    window.removeEventListener('touchmove', onDrag);
+    window.removeEventListener('mouseup', stopDrag);
+    window.removeEventListener('touchend', stopDrag);
+};
+
+onMounted(() => {
+    nextTick(drawMap);
+});
+
+onUnmounted(() => {
+    stopDrag(); // Cleanup just in case
+});
+
+watch(() => [props.size, props.density, props.actualDifficulty, props.width, props.height], () => {
+    requestAnimationFrame(drawMap);
+});
+</script>
+
+<template>
+  <div class="difficulty-map-container">
+    <canvas 
+      ref="canvasRef" 
+      :width="width" 
+      :height="height"
+      @mousedown="startDrag"
+      @touchstart="startDrag"
+      :class="{ 'interactive': interactive }"
+    ></canvas>
+    
+    <div class="axis-labels">
+      <span class="y-label">{{ t('difficultyMap.size') }}</span>
+      <span class="x-label">{{ t('difficultyMap.density') }}</span>
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.difficulty-map-container {
+  position: relative;
+  display: inline-block;
+  margin: 10px 0;
+}
+
+canvas {
+  border: 1px solid var(--panel-border, #444);
+  border-radius: 8px;
+  background: transparent;
+  cursor: default;
+  display: block; /* Remove inline gap */
+  width: 100%; /* Responsive */
+  max-width: 100%;
+}
+
+canvas.interactive {
+  cursor: crosshair;
+}
+
+.axis-labels {
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  pointer-events: none;
+}
+
+.y-label {
+  position: absolute;
+  left: 5px;
+  top: 5px;
+  font-size: 10px;
+  color: rgba(0,0,0,0.5);
+  transform-origin: top left;
+  font-weight: bold;
+  text-shadow: 0 0 2px rgba(255,255,255,0.8);
+}
+
+.x-label {
+  position: absolute;
+  right: 5px;
+  bottom: 5px;
+  font-size: 10px;
+  color: rgba(0,0,0,0.5);
+  font-weight: bold;
+  text-shadow: 0 0 2px rgba(255,255,255,0.8);
+}
+</style>

src/components/ImageImportModal.vue

@@ -3,6 +3,7 @@ import { ref, computed, onMounted, onUnmounted, watch, nextTick } from 'vue';
 import { usePuzzleStore } from '@/stores/puzzle';
 import { useI18n } from '@/composables/useI18n';
 import { getWorkerPool } from '@/utils/workerPool';
+import DifficultyMap from './DifficultyMap.vue';
 import { Upload, Image as ImageIcon, X, AlertTriangle, Camera, RefreshCw } from 'lucide-vue-next';
 
 const emit = defineEmits(['close']);
@@ -492,6 +493,17 @@ onUnmounted(() => {
             </div>
             
             <div v-if="imageLoaded" class="stats-panel">
+                <div class="difficulty-map-wrapper">
+                    <DifficultyMap 
+                        :size="maxDimension"
+                        :density="threshold"
+                        :actual-difficulty="difficulty > 0 ? difficulty : null"
+                        :interactive="false"
+                        :width="200"
+                        :height="200"
+                        class="difficulty-map-mini"
+                    />
+                </div>
                 <div v-if="processing" class="loading-stats">
                     <div class="spinner"></div>
                     <span>{{ t('image.calculatingSolvability') || 'Calculating solvability...' }} {{ processingProgress }}%</span>
@@ -531,6 +543,24 @@ onUnmounted(() => {
 </template>
 
 <style scoped>
+.difficulty-map-wrapper {
+    display: flex;
+    justify-content: center;
+    margin-bottom: 15px;
+    background: #000;
+    border-radius: 8px;
+    padding: 10px;
+    border: 1px solid var(--border-color);
+}
+
+.difficulty-map-mini :deep(canvas) {
+    width: 100% !important;
+    max-width: 200px;
+    height: auto !important;
+    aspect-ratio: 1;
+    border-radius: 4px;
+}
+
 .loading-stats {
     display: flex;
     align-items: center;

src/composables/useI18n.js

@@ -197,7 +197,9 @@ const messages = {
     'simulation.table.size': 'Rozmiar',
     'simulation.table.density': 'Gęstość',
     'simulation.table.solved': 'Rozwiązano (Logika)',
-    'simulation.empty': 'Naciśnij Start, aby uruchomić symulację Monte Carlo'
+    'simulation.empty': 'Naciśnij Start, aby uruchomić symulację Monte Carlo',
+    'difficultyMap.size': 'Rozmiar',
+    'difficultyMap.density': 'Gęstość'
   },
   en: {
     'app.title': 'Nonograms',
@@ -395,7 +397,9 @@ const messages = {
     'simulation.table.solved': 'Solved (Logic)',
     'simulation.empty': 'Press Start to run Monte Carlo simulation',
     'custom.hideMap': 'Hide difficulty map',
-    'custom.showMap': 'Show difficulty map'
+    'custom.showMap': 'Show difficulty map',
+    'difficultyMap.size': 'Size',
+    'difficultyMap.density': 'Density'
   },
   zh: {
     'app.title': 'Nonograms',

src/composables/useSolver.js

@@ -1,4 +1,4 @@
-import { ref, computed, onUnmounted } from 'vue';
+import { ref, computed, onUnmounted, watch } from 'vue';
 import { usePuzzleStore } from '@/stores/puzzle';
 import { useI18n } from '@/composables/useI18n';
 
@@ -18,6 +18,24 @@ export function useSolver() {
     let worker = null;
     let requestId = 0;
 
+    // Reset solver state when game resets or changes
+    watch(() => store.currentLevelId, () => {
+        resetSolverState();
+    });
+
+    watch(() => store.moves, (newVal) => {
+        if (newVal === 0) {
+            resetSolverState();
+        }
+    });
+
+    function resetSolverState() {
+        pause();
+        isStuck.value = false;
+        statusText.value = t('guide.waiting');
+        isProcessing.value = false;
+    }
+
     function step() {
         if (store.isGameWon) {
             pause();

src/stores/puzzle.js

@@ -432,6 +432,9 @@ export const usePuzzleStore = defineStore('puzzle', () => {
     guideUsageCount,
     currentDensity,
     markGuideUsed,
+    markBoostUsed,
+    hasUsedBoost,
+    boostUsageCount,
     startInteraction,
     endInteraction,
     completedRows,

src/utils/puzzleUtils.js

@@ -61,7 +61,6 @@ export function generateRandomGrid(size, density = 0.5) {
     return grid;
 }
 
-export function calculateDifficulty(density, size = 10) {
 // Data derived from Monte Carlo Simulation (Logical Solver)
 // Format: { size: [solved_pct_at_0.1, ..., solved_pct_at_0.9] }
 const SIM_DATA = {
@@ -83,17 +82,22 @@ export function calculateDifficulty(density, size = 10) {
     80: [0, 0, 0, 0, 0, 4, 100, 100, 100]
 };
 
+const SIM_SIZES = Object.keys(SIM_DATA).map(Number).sort((a, b) => a - b);
+
+export function calculateDifficulty(density, size = 10) {
+    density = Number(density);
+    size = Number(size);
+
     // Helper to get interpolated value from array
     const getSimulatedSolvedPct = (s, d) => {
         // Find closest sizes
-        const sizes = Object.keys(SIM_DATA).map(Number).sort((a, b) => a - b);
-        let sLower = sizes[0];
-        let sUpper = sizes[sizes.length - 1];
+        let sLower = SIM_SIZES[0];
+        let sUpper = SIM_SIZES[SIM_SIZES.length - 1];
         
-        for (let i = 0; i < sizes.length - 1; i++) {
-            if (s >= sizes[i] && s <= sizes[i+1]) {
-                sLower = sizes[i];
-                sUpper = sizes[i+1];
+        for (let i = 0; i < SIM_SIZES.length - 1; i++) {
+            if (s >= SIM_SIZES[i] && s <= SIM_SIZES[i+1]) {
+                sLower = SIM_SIZES[i];
+                sUpper = SIM_SIZES[i+1];
                 break;
             }
         }

src/utils/solver.js

@@ -446,6 +446,7 @@ export function solvePuzzle(rowHints, colHints, onProgress, initialGrid = null,
         lookaheadUsed: maxDepth > 0,
         iterations,
         maxDepth,
-        backtracks
+        backtracks,
+        solution: grid
     };
 }

src/workers/solverWorker.js

@@ -1,5 +1,5 @@
 import { calculateHints } from '../utils/puzzleUtils.js';
-import { solveLine } from '../utils/solver.js';
+import { solveLine, solvePuzzle } from '../utils/solver.js';
 
 const messages = {
   pl: {
@@ -140,7 +140,54 @@ const handleStep = (playerGrid, solution, locale) => {
 
 const handleBoost = (playerGrid, solution, locale) => {
   const size = solution.length;
-  // Find first unknown cell and reveal it
+  
+  // 1. Try to use the Solver (DFS) to find a logical move
+  try {
+    const { rowHints, colHints } = calculateHints(solution);
+    
+    // Map Store format (0=Unk, 1=Fill, 2=Cross) to Solver format (-1=Unk, 1=Fill, 0=Empty)
+    const solverGrid = playerGrid.map(row => row.map(cell => {
+      if (cell === 0) return -1;
+      if (cell === 1) return 1;
+      if (cell === 2) return 0;
+      return -1;
+    }));
+    
+    // Run full solver (logicOnly=false allows DFS/guessing)
+    // We pass solverGrid as initial state to respect user's moves
+    const result = solvePuzzle(rowHints, colHints, null, solverGrid, false);
+    
+    if (result && result.solution) {
+      const solvedGrid = result.solution;
+      
+      // Find the first cell that is Unknown in playerGrid but Known in solvedGrid
+      for (let r = 0; r < size; r++) {
+        for (let c = 0; c < size; c++) {
+          if (playerGrid[r][c] === 0) { // Unknown in Player
+            const solvedVal = solvedGrid[r][c]; // -1=Unk, 0=Empty, 1=Filled
+            
+            if (solvedVal !== -1) {
+              // Found a logical deduction!
+              const newState = solvedVal === 1 ? 1 : 2; // 1->Filled, 0->Cross
+              const stateLabel = t(locale, newState === 1 ? 'worker.state.filled' : 'worker.state.empty');
+              return {
+                type: 'move',
+                r,
+                c,
+                state: newState,
+                statusText: t(locale, 'worker.boosted', { row: r + 1, col: c + 1, state: stateLabel })
+              };
+            }
+          }
+        }
+      }
+    }
+  } catch (e) {
+    console.warn('Boost Solver failed, falling back to simple reveal:', e);
+  }
+
+  // 2. Fallback: If solver failed (e.g. contradiction due to user error), 
+  // or no new info found, use the "Cheat" method (reveal from true solution).
   for (let r = 0; r < size; r++) {
     for (let c = 0; c < size; c++) {
       if (playerGrid[r][c] === 0) {

update_i18n_guide.cjs

@@ -1,60 +0,0 @@
-
-const fs = require('fs');
-
-const filePath = 'src/composables/useI18n.js';
-let content = fs.readFileSync(filePath, 'utf8');
-
-// 1. Add key to all language objects
-const lines = content.split('\n');
-const newLines = [];
-let insideLang = false;
-let currentLang = null;
-
-for (let i = 0; i < lines.length; i++) {
-    const line = lines[i];
-    
-    const langStartMatch = line.match(/^\s{2}(['"]?[\w-]+['"]?): \{/);
-    if (langStartMatch) {
-        insideLang = true;
-        currentLang = langStartMatch[1].replace(/['"]/g, '');
-    }
-    
-    if (insideLang && (line.trim() === '},' || line.trim() === '}')) {
-        let translation = 'GUIDE';
-        if (currentLang === 'pl') translation = 'PRZEWODNIK';
-        if (currentLang === 'es') translation = 'GUÍA';
-        if (currentLang === 'fr') translation = 'GUIDE';
-        if (currentLang === 'de') translation = 'ANLEITUNG';
-        if (currentLang === 'it') translation = 'GUIDA';
-        if (currentLang === 'pt' || currentLang === 'pt-br') translation = 'GUIA';
-        if (currentLang === 'ru') translation = 'РУКОВОДСТВО';
-        if (currentLang === 'zh') translation = '指南';
-        
-        // Ensure previous line has comma
-        if (newLines.length > 0) {
-            const lastLine = newLines[newLines.length - 1];
-            if (!lastLine.trim().endsWith(',') && !lastLine.trim().endsWith('{')) {
-                newLines[newLines.length - 1] = lastLine + ',';
-            }
-        }
-        
-        newLines.push(`    'nav.guide': '${translation}'`);
-        insideLang = false;
-        currentLang = null;
-    }
-    
-    newLines.push(line);
-}
-
-content = newLines.join('\n');
-
-// 2. Add to requiredKeys
-// Find "const requiredKeys = ["
-// We know it ends with 'nav.newGame' now.
-content = content.replace(
-    "'nav.newGame'",
-    "'nav.newGame','nav.guide'"
-);
-
-fs.writeFileSync(filePath, content);
-console.log('Updated useI18n.js with nav.guide');