Moze wersja 1.0.0?

.gitea/workflows/build-apk.yml

@@ -27,6 +27,22 @@ jobs:
       - name: Grant execute permission
         run: chmod +x ./gradlew
 
+      - name: Update version in assets
+        run: |
+          set -e
+          TAG="${{ github.ref_name }}"
+          # Jeśli tag jest pusty (np. push nie na tag), użyjemy skróconego SHA
+          if [ -z "$TAG" ] || [ "$TAG" = "main" ]; then
+            TAG=$(git rev-parse --short HEAD)
+          fi
+          echo "Setting version to: $TAG"
+          # Aktualizacja pliku js/version.js
+          echo "const APP_VERSION = '$TAG';" > app/src/main/assets/js/version.js
+          echo "document.addEventListener('DOMContentLoaded', () => {
+            const el = document.getElementById('app-version') || document.getElementById('commit-sha');
+            if (el) el.textContent = '$TAG';
+          });" >> app/src/main/assets/js/version.js
+
       - name: Build APK
         run: ./gradlew assembleRelease
 
@@ -42,11 +58,10 @@ jobs:
           echo "APK_PATH=$APK_PATH" >> $GITHUB_ENV
           echo "Found $APK_PATH"
 
-      - name: Upload APK (artifact)
-        uses: actions/upload-artifact@v4
-        with:
-          name: app-release
-          path: ${{ env.APK_PATH }}
+  # Note: uploading artifacts with actions/upload-artifact@v4 is not supported
+  # on some self-hosted/enterprise runners (GHES). We skip storing artifacts
+  # via that action and instead upload the APK directly to the Gitea release
+  # in the steps below.
 
       - name: Create Gitea release
         id: create_release
@@ -55,43 +70,56 @@ jobs:
           GITEA_SERVER: ${{ secrets.GIT_SERVER }}
         run: |
           set -e
-          if [ -n "$GITEA_SERVER" ]; then
-            API_BASE="$GITEA_SERVER/api/v1"
-          else
-            API_BASE="https://gitea.com/api/v1"
-          fi
+          SERVER_CLEAN=$(echo "$GITEA_SERVER" | sed 's#/$##')
+          API_BASE="${SERVER_CLEAN}/api/v1"
 
-          REMOTE_URL=$(git config --get remote.origin.url || true)
-          if [ -z "$REMOTE_URL" ]; then
-            echo "Cannot determine remote origin URL" >&2
-            exit 1
-          fi
-          REPO_FULL=$(echo "$REMOTE_URL" | sed -E 's#.*[:/](.+/.+)\.git$#\1#')
-          OWNER=$(echo "$REPO_FULL" | cut -d/ -f1)
-          REPO_NAME=$(echo "$REPO_FULL" | cut -d/ -f2)
+          OWNER="${{ github.repository_owner }}"
+          REPO_NAME=$(echo "${{ github.repository }}" | cut -d/ -f2)
+          TAG="${{ github.ref_name }}"
 
-          TAG=${GITHUB_REF_NAME:-$(echo $GITHUB_REF | sed 's#refs/tags/##')}
-          if [ -z "$TAG" ]; then
-            TAG=$(git describe --tags --exact-match 2>/dev/null || true)
-          fi
-          if [ -z "$TAG" ]; then
-            echo "Cannot determine tag name" >&2
-            exit 1
-          fi
+          echo "Debug Info:"
+          echo "- API URL: $API_BASE/repos/$OWNER/$REPO_NAME/releases"
+          echo "- OWNER: $OWNER"
+          echo "- REPO: $REPO_NAME"
+          echo "- TAG: $TAG"
 
-          echo "Creating release $TAG for $OWNER/$REPO_NAME against $API_BASE"
-
-          CREATE_RESPONSE=$(curl -s -H "Content-Type: application/json" -H "Authorization: token $GITEA_TOKEN" \
-            -d "{\"tag_name\": \"$TAG\", \"name\": \"$TAG\", \"body\": \"Automated release for $TAG\", \"draft\": false, \"prerelease\": false}" \
+          # Próba utworzenia release z przechwyceniem statusu HTTP
+          RESPONSE_FILE=$(mktemp)
+          HTTP_STATUS=$(curl -s -o "$RESPONSE_FILE" -w "%{http_code}" \
+            -H "Content-Type: application/json" \
+            -H "Authorization: token $GITEA_TOKEN" \
+            -X POST \
+            -d "{
+              \"tag_name\": \"$TAG\",
+              \"name\": \"$TAG\",
+              \"body\": \"Automated release for $TAG\",
+              \"draft\": false,
+              \"prerelease\": false
+            }" \
             "$API_BASE/repos/$OWNER/$REPO_NAME/releases")
 
-          RELEASE_ID=$(echo "$CREATE_RESPONSE" | grep -o '"id":[0-9]*' | head -n1 | cut -d: -f2 | tr -d ' ')
-          if [ -z "$RELEASE_ID" ]; then
-            echo "Failed to create release. Response: $CREATE_RESPONSE" >&2
+          RESPONSE_BODY=$(cat "$RESPONSE_FILE")
+          echo "HTTP Status: $HTTP_STATUS"
+          echo "Response: $RESPONSE_BODY"
+
+          if [ "$HTTP_STATUS" -eq 409 ]; then
+            echo "Release already exists, fetching existing ID..."
+            RESPONSE_BODY=$(curl -s -H "Authorization: token $GITEA_TOKEN" "$API_BASE/repos/$OWNER/$REPO_NAME/releases/tags/$TAG")
+            RELEASE_ID=$(echo "$RESPONSE_BODY" | sed -n 's/.*"id":\([0-9]*\),.*/\1/p' | head -n1)
+          elif [ "$HTTP_STATUS" -eq 201 ]; then
+            RELEASE_ID=$(echo "$RESPONSE_BODY" | sed -n 's/.*"id":\([0-9]*\),.*/\1/p' | head -n1)
+          else
+            echo "Failed to create release. Expected 201 or 409, got $HTTP_STATUS"
             exit 1
           fi
+
+          if [ -z "$RELEASE_ID" ]; then
+            echo "Failed to extract RELEASE_ID from response"
+            exit 1
+          fi
+
           echo "RELEASE_ID=$RELEASE_ID" >> $GITHUB_ENV
-          echo "Created release id $RELEASE_ID"
+          echo "Successfully processed release ID: $RELEASE_ID"
 
       - name: Upload APK to Gitea release
         env:
@@ -99,25 +127,36 @@ jobs:
           GITEA_SERVER: ${{ secrets.GIT_SERVER }}
         run: |
           set -e
-          API_BASE=${GITEA_SERVER:+$GITEA_SERVER/api/v1}
-          API_BASE=${API_BASE:-https://gitea.com/api/v1}
-          REMOTE_URL=$(git config --get remote.origin.url || true)
-          REPO_FULL=$(echo "$REMOTE_URL" | sed -E 's#.*[:/](.+/.+)\.git$#\1#')
-          OWNER=$(echo "$REPO_FULL" | cut -d/ -f1)
-          REPO_NAME=$(echo "$REPO_FULL" | cut -d/ -f2)
-          APK_PATH=${APK_PATH:-$APK_PATH}
+          SERVER_CLEAN=$(echo "$GITEA_SERVER" | sed 's#/$##')
+          API_BASE="${SERVER_CLEAN}/api/v1"
+
+          OWNER="${{ github.repository_owner }}"
+          REPO_NAME=$(echo "${{ github.repository }}" | cut -d/ -f2)
+          TAG="${{ github.ref_name }}"
+
           if [ -z "$APK_PATH" ]; then
             echo "APK_PATH not set" >&2
             exit 1
           fi
-          RELEASE_ID=${RELEASE_ID}
           if [ -z "$RELEASE_ID" ]; then
             echo "RELEASE_ID not set" >&2
             exit 1
           fi
 
-          UPLOAD_URL="$API_BASE/repos/$OWNER/$REPO_NAME/releases/$RELEASE_ID/assets?name=$(basename $APK_PATH)"
-          echo "Uploading $APK_PATH to $UPLOAD_URL"
+          # Tworzymy ładną nazwę dla pliku
+          FRIENDLY_NAME="Matma-${TAG}.apk"
+          cp "$APK_PATH" "./$FRIENDLY_NAME"
 
-          curl --fail -H "Authorization: token $GITEA_TOKEN" -H "Content-Type: application/octet-stream" \
-            --data-binary @"$APK_PATH" "$UPLOAD_URL"
+          UPLOAD_URL="$API_BASE/repos/$OWNER/$REPO_NAME/releases/$RELEASE_ID/assets?name=$FRIENDLY_NAME"
+          echo "Uploading $FRIENDLY_NAME to $UPLOAD_URL"
+
+          curl --fail -s -H "Authorization: token $GITEA_TOKEN" \
+               -H "Content-Type: application/octet-stream" \
+               --data-binary @"./$FRIENDLY_NAME" \
+               "$UPLOAD_URL"
+
+          # Dodanie bezpośredniego linku do podsumowania buildu w Gitea
+          DOWNLOAD_URL="${SERVER_CLEAN}/${OWNER}/${REPO_NAME}/releases/download/${TAG}/${FRIENDLY_NAME}"
+          echo "### ✅ APK gotowy do pobrania!" >> $GITHUB_STEP_SUMMARY
+          echo "[Pobierz plik $FRIENDLY_NAME]($DOWNLOAD_URL)" >> $GITHUB_STEP_SUMMARY
+          echo "Adres: $DOWNLOAD_URL" >> $GITHUB_STEP_SUMMARY

.gitea/workflows/release-on-tag.yml

@@ -1,117 +0,0 @@
-name: Release APK on Tag (Gitea Actions)
-
-on:
-  push:
-    tags:
-      - '*'
-
-# Note: This workflow requires a repository secret named GITEA_TOKEN with a personal access token
-# that has `repo` (or appropriate) scope for creating releases and uploading assets.
-# Optionally set GITEA_SERVER to your Gitea server base URL (e.g. https://gitea.example.com).p
-
-jobs:
-  build-and-release:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-
-      - name: Ensure JDK 17
-        uses: actions/setup-java@v4
-        with:
-          distribution: temurin
-          java-version: '17'
-
-      - name: Build release APK
-        run: |
-          set -e
-          ./gradlew :app:assembleRelease --no-daemon --stacktrace
-
-      - name: Locate APK
-        id: locate_apk
-        run: |
-          set -e
-          APK_PATH=$(ls app/build/outputs/apk/release/*.apk | head -n1 || true)
-          if [ -z "$APK_PATH" ]; then
-            echo "No APK found in app/build/outputs/apk/release"
-            exit 1
-          fi
-          echo "APK_PATH=$APK_PATH" >> $GITHUB_ENV
-          echo "Found $APK_PATH"
-
-      - name: Create Gitea release
-        id: create_release
-        env:
-          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
-          GITEA_SERVER: ${{ secrets.GITEA_SERVER }}
-        run: |
-          set -e
-          # Determine API base URL
-          if [ -n "$GITEA_SERVER" ]; then
-            API_BASE="$GITEA_SERVER/api/v1"
-          else
-            API_BASE="https://gitea.com/api/v1"
-          fi
-
-          # Derive owner/repo from git remote
-          REMOTE_URL=$(git config --get remote.origin.url || true)
-          if [ -z "$REMOTE_URL" ]; then
-            echo "Cannot determine remote origin URL" >&2
-            exit 1
-          fi
-          REPO_FULL=$(echo "$REMOTE_URL" | sed -E 's#.*[:/](.+/.+)\.git$#\1#')
-          OWNER=$(echo "$REPO_FULL" | cut -d/ -f1)
-          REPO_NAME=$(echo "$REPO_FULL" | cut -d/ -f2)
-
-          TAG=${GITHUB_REF_NAME:-$(echo $GITHUB_REF | sed 's#refs/tags/##')}
-          if [ -z "$TAG" ]; then
-            # fallback: use git to get tag from HEAD
-            TAG=$(git describe --tags --exact-match 2>/dev/null || true)
-          fi
-          if [ -z "$TAG" ]; then
-            echo "Cannot determine tag name" >&2
-            exit 1
-          fi
-
-          echo "Creating release $TAG for $OWNER/$REPO_NAME against $API_BASE"
-
-          CREATE_RESPONSE=$(curl -s -H "Content-Type: application/json" -H "Authorization: token $GITEA_TOKEN" \
-            -d "{\"tag_name\": \"$TAG\", \"name\": \"$TAG\", \"body\": \"Automated release for $TAG\", \"draft\": false, \"prerelease\": false}" \
-            "$API_BASE/repos/$OWNER/$REPO_NAME/releases")
-
-          RELEASE_ID=$(echo "$CREATE_RESPONSE" | grep -o '"id":[0-9]*' | head -n1 | cut -d: -f2 | tr -d ' ')
-          if [ -z "$RELEASE_ID" ]; then
-            echo "Failed to create release. Response: $CREATE_RESPONSE" >&2
-            exit 1
-          fi
-          echo "RELEASE_ID=$RELEASE_ID" >> $GITHUB_ENV
-          echo "Created release id $RELEASE_ID"
-
-      - name: Upload APK to Gitea release
-        env:
-          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
-          GITEA_SERVER: ${{ secrets.GITEA_SERVER }}
-        run: |
-          set -e
-          API_BASE=${GITEA_SERVER:+$GITEA_SERVER/api/v1}
-          API_BASE=${API_BASE:-https://gitea.com/api/v1}
-          REMOTE_URL=$(git config --get remote.origin.url || true)
-          REPO_FULL=$(echo "$REMOTE_URL" | sed -E 's#.*[:/](.+/.+)\.git$#\1#')
-          OWNER=$(echo "$REPO_FULL" | cut -d/ -f1)
-          REPO_NAME=$(echo "$REPO_FULL" | cut -d/ -f2)
-          APK_PATH=${APK_PATH:-$APK_PATH}
-          if [ -z "$APK_PATH" ]; then
-            echo "APK_PATH not set" >&2
-            exit 1
-          fi
-          RELEASE_ID=${RELEASE_ID}
-          if [ -z "$RELEASE_ID" ]; then
-            echo "RELEASE_ID not set" >&2
-            exit 1
-          fi
-
-          UPLOAD_URL="$API_BASE/repos/$OWNER/$REPO_NAME/releases/$RELEASE_ID/assets?name=$(basename $APK_PATH)"
-          echo "Uploading $APK_PATH to $UPLOAD_URL"
-
-          curl --fail -H "Authorization: token $GITEA_TOKEN" -H "Content-Type: application/octet-stream" \
-            --data-binary @"$APK_PATH" "$UPLOAD_URL"

.github/workflows/release-on-tag.yml

@@ -1,68 +0,0 @@
-name: Release APK on Tag
-
-on:
-  push:
-    tags:
-      - '*'
-
-jobs:
-  build-and-release:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Set up JDK 17
-        uses: actions/setup-java@v4
-        with:
-          distribution: 'temurin'
-          java-version: '17'
-
-      - name: Cache Gradle
-        uses: actions/cache@v4
-        with:
-          path: |
-            ~/.gradle/caches
-            ~/.gradle/wrapper
-          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
-          restore-keys: |
-            ${{ runner.os }}-gradle-
-
-      - name: Build release APK
-        run: ./gradlew :app:assembleRelease --no-daemon --stacktrace
-
-      - name: Find APK
-        id: find_apk
-        run: |
-          set -e
-          APK=$(ls app/build/outputs/apk/release/*.apk | head -n1 || true)
-          if [ -z "$APK" ]; then
-            echo "No APK found in app/build/outputs/apk/release"
-            exit 1
-          fi
-          echo "APK_PATH=$APK" >> $GITHUB_ENV
-          echo "apk=$APK"
-
-      - name: Upload artifact (for debugging)
-        uses: actions/upload-artifact@v4
-        with:
-          name: app-release-apk
-          path: ${{ env.APK_PATH }}
-
-      - name: Create GitHub Release
-        id: create_release
-        uses: actions/create-release@v1
-        with:
-          tag_name: ${{ github.ref_name }}
-          release_name: Release ${{ github.ref_name }}
-          body: Automated release for tag ${{ github.ref_name }}
-          draft: false
-          prerelease: false
-
-      - name: Upload APK to Release
-        uses: actions/upload-release-asset@v1
-        with:
-          upload_url: ${{ steps.create_release.outputs.upload_url }}
-          asset_path: ${{ env.APK_PATH }}
-          asset_name: app-release.apk
-          asset_content_type: application/vnd.android.package-archive

.gitignore

@@ -1,3 +1,38 @@
 .DS_Store
 ./QuizzyTemplate
-./QuizzyTemplate/*
+/.QuizzyTemplate
+
+# Android/Gradle
+/.gradle/
+/build/
+/app/build/
+/**/build/
+
+# Gradle wrapper
+/gradle/wrapper/gradle-wrapper.jar
+
+# Local configuration
+/local.properties
+
+# Keystore
+*.jks
+
+# Generated APKs/outputs
+**/outputs/
+**/apk/**
+*.apk
+*.ap_
+
+# IntelliJ / Android Studio
+.idea/
+*.iml
+
+# macOS
+.DS_Store
+
+# NPM / Node
+node_modules/
+
+# Misc
+*.log
+

.idea/workspace.xml

@@ -13,6 +13,18 @@
   <component name="ClangdSettings">
     <option name="formatViaClangd" value="false" />
   </component>
+  <component name="ExternalProjectsManager">
+    <system id="GRADLE">
+      <state>
+        <projects_view>
+          <tree_state>
+            <expand />
+            <select />
+          </tree_state>
+        </projects_view>
+      </state>
+    </system>
+  </component>
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
@@ -25,20 +37,21 @@
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
-  <component name="PropertiesComponent">{
-  &quot;keyToString&quot;: {
-    &quot;ModuleVcsDetector.initialDetectionPerformed&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.cidr.known.project.marker&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.git.unshallow&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.readMode.enableVisualFormatting&quot;: &quot;true&quot;,
-    &quot;cf.first.check.clang-format&quot;: &quot;false&quot;,
-    &quot;cidr.known.project.marker&quot;: &quot;true&quot;,
-    &quot;git-widget-placeholder&quot;: &quot;master&quot;,
-    &quot;kotlin-language-version-configured&quot;: &quot;true&quot;,
-    &quot;last_opened_file_path&quot;: &quot;/Users/aln/Work/Matma&quot;
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "ModuleVcsDetector.initialDetectionPerformed": "true",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "RunOnceActivity.cidr.known.project.marker": "true",
+    "RunOnceActivity.git.unshallow": "true",
+    "RunOnceActivity.readMode.enableVisualFormatting": "true",
+    "android.gradle.sync.needed": "true",
+    "cf.first.check.clang-format": "false",
+    "cidr.known.project.marker": "true",
+    "git-widget-placeholder": "master",
+    "kotlin-language-version-configured": "true",
+    "last_opened_file_path": "/Users/aln/Work/Matma"
   }
-}</component>
+}]]></component>
   <component name="TaskManager">
     <task active="true" id="Default" summary="Default task">
       <changelist id="51538617-7e5b-4e71-9f47-7bda274cf4cc" name="Changes" comment="" />

app/src/main/assets/czytanie.html

@@ -52,9 +52,17 @@
     </div>
 
     <div id="footer-placeholder"></div>
+    <header class="app-header">
+      <button id="back-btn" class="app-nav-btn">← Menu</button>
+      <div class="header-title">Nauka Czytania</div>
+    </header>
+    <footer class="app-footer" style="text-align: center; padding: 1rem; font-size: 0.8rem; color: #64748b;">
+      Wersja: <span id="app-version">...</span>
+    </footer>
     <script src="js/nav.js?v=20260521"></script>
     <script src="js/czytanie.js?v=20260524"></script>
     <script src="js/components.js"></script>
+    <script src="js/version.js"></script>
     <script>
       // Ładowanie nagłówka i stopki
       loadComponent('components/header.html', {

app/src/main/assets/dyktando.html

@@ -59,9 +59,13 @@
     </div>
 
     <div id="footer-placeholder"></div>
+    <footer class="app-footer" style="text-align: center; padding: 1rem; font-size: 0.8rem; color: #64748b;">
+      Wersja: <span id="app-version">...</span>
+    </footer>
     <script src="js/nav.js?v=20260521"></script>
     <script src="js/dyktando.js?v=20260524"></script>
     <script src="js/components.js"></script>
+    <script src="js/version.js"></script>
     <script>
       loadComponent('components/header.html', {
         '{TITLE}': '✏️ Dyktando',

app/src/main/assets/dzielenie.html

@@ -95,9 +95,13 @@
   </div>
 
   <div id="footer-placeholder"></div>
+  <footer class="app-footer" style="text-align: center; padding: 1rem; font-size: 0.8rem; color: #64748b;">
+      Wersja: <span id="app-version">...</span>
+    </footer>
   <script src="js/nav.js?v=20260521"></script>
   <script src="js/dzielenie.js?v=20260524"></script>
   <script src="js/components.js"></script>
+  <script src="js/version.js"></script>
   <script>
     loadComponent('components/header.html', {
       '{TITLE}': '÷ Nauka Dzielenia',

app/src/main/assets/js/app.js

@@ -9,6 +9,7 @@ const state = {
   timeLeft: 60,
   sessionSolved: 0,
   sessionTarget: 20,
+  history: [],
   settings: {
     timedSeconds: 60,
     maxResult: 40,
@@ -137,6 +138,7 @@ function startPlay(){
   menuScreen.classList.add('hidden')
   playScreen.classList.remove('hidden')
   state.score = 0
+  state.history = []
   scoreEl.textContent = state.score
   state.answerBuffer = ''
   answerEl.textContent = ''
@@ -160,53 +162,74 @@ function startPlay(){
 
 function generateProblem(){
   const ops = Array.from(state.ops)
-  const op = ops[Math.floor(Math.random()*ops.length)]
   const maxOp = Math.max(1, state.settings.maxOperand)
   const maxRes = Math.max(1, state.settings.maxResult)
-  let a = 0, b = 0
-  for (let i=0;i<200;i++){
+  let a = 0, b = 0, op = '';
+
+  const maxAttempts = 200;
+  for (let i = 0; i < maxAttempts; i++) {
+    op = ops[Math.floor(Math.random()*ops.length)]
+    let candidate = null;
+
     if (op === 'div'){
       b = randInt(1, maxOp)
       if (!state.settings.allowFraction){
         const maxQByOp = Math.floor(maxOp / b)
         const maxQ = Math.min(maxRes, maxQByOp)
-        if (maxQ < 0) continue
-        const q = randInt(0, maxQ)
-        a = q * b
-        if (state.settings.allowNegative && Math.random() < 0.2) a = -a
-        return {a,b,op}
+        if (maxQ >= 0) {
+            const q = randInt(0, maxQ)
+            a = q * b
+            if (state.settings.allowNegative && Math.random() < 0.2) a = -a
+            candidate = {a,b,op}
+        }
       } else {
         const maxResultNByOp = Math.floor((10 * maxOp) / b)
         const maxResultN = Math.min(maxRes * 10, maxResultNByOp)
-        if (maxResultN < 0) continue
-        const result_n = randInt(0, maxResultN)
-        if ((result_n * b) % 10 !== 0) continue
-        a = (result_n * b) / 10
-        if (state.settings.allowNegative && Math.random() < 0.2) a = -a
-        return {a,b,op}
+        if (maxResultN >= 0) {
+            const result_n = randInt(0, maxResultN)
+            if ((result_n * b) % 10 === 0) {
+                a = (result_n * b) / 10
+                if (state.settings.allowNegative && Math.random() < 0.2) a = -a
+                candidate = {a,b,op}
+            }
+        }
       }
     } else if (op === 'mul'){
       a = randInt(0, maxOp)
       b = randInt(0, maxOp)
-      if (a * b <= maxRes) return {a,b,op}
+      if (a * b <= maxRes) candidate = {a,b,op}
     } else if (op === 'add'){
       a = randInt(0, maxOp)
       b = randInt(0, maxOp)
-      if (a + b <= maxRes) return {a,b,op}
+      if (a + b <= maxRes) candidate = {a,b,op}
     } else if (op === 'sub'){
       a = randInt(0, maxOp)
       b = randInt(0, maxOp)
       if (!state.settings.allowNegative){
         if (a < b) [a,b] = [b,a]
-        if (a - b <= maxRes) return {a,b,op}
+        if (a - b <= maxRes) candidate = {a,b,op}
       } else {
-        if (Math.abs(a - b) <= maxRes) return {a,b,op}
+        if (Math.abs(a - b) <= maxRes) candidate = {a,b,op}
       }
     }
+
+    if (candidate) {
+        // Generujemy klucz dla historii. Dla dodawania i mnożenia 2+3 to to samo co 3+2.
+        const key = (op === 'add' || op === 'mul')
+            ? `${op}:${[candidate.a, candidate.b].sort().join(',')}`
+            : `${op}:${candidate.a},${candidate.b}`;
+
+        if (!state.history.includes(key) || i === maxAttempts - 1) {
+            state.history.push(key);
+            if (state.history.length > 20) state.history.shift();
+            return candidate;
+        }
+    }
   }
+
   a = Math.min(maxOp, Math.floor(maxRes/2))
   b = Math.min(maxOp, 1)
-  return {a,b,op}
+  return {a,b,op: ops[0] || 'add'}
 }
 
 function randInt(min,max){

app/src/main/assets/js/dzielenie.js

@@ -1,6 +1,6 @@
 // Nauka Dzielenia
 ;(function () {
-  const st = { divisor: null, total: 20, solved: 0, score: 0, current: null, buf: '' }
+  const st = { divisor: null, total: 20, solved: 0, score: 0, current: null, buf: '', history: [] }
 
   const selectScreen  = document.getElementById('select-screen')
   const playScreen    = document.getElementById('play-screen')
@@ -26,13 +26,14 @@
     st.total  = Math.max(5, Math.min(100, parseInt(totalInput.value, 10) || 20))
     st.solved = 0
     st.score  = 0
+    st.history = []
     show(playScreen)
     nextProblem()
   })
 
   document.getElementById('back-btn').addEventListener('click', () => show(selectScreen))
   document.getElementById('again-btn').addEventListener('click', () => {
-    st.solved = 0; st.score = 0; show(playScreen); nextProblem()
+    st.solved = 0; st.score = 0; st.history = []; show(playScreen); nextProblem()
   })
   document.getElementById('change-btn').addEventListener('click', () => show(selectScreen))
 
@@ -60,9 +61,28 @@
   function randInt(min, max) { return Math.floor(Math.random() * (max - min + 1)) + min }
 
   function nextProblem() {
-    const b      = st.divisor || randInt(1, 10) // divisor
-    const answer = randInt(1, 10)               // quotient (always integer)
-    const a      = b * answer                   // dividend
+    let a, b, answer, key;
+    const maxAttempts = 50;
+
+    for (let i = 0; i < maxAttempts; i++) {
+        b = st.divisor || randInt(1, 10) // divisor
+        answer = randInt(1, 10)          // quotient
+        a = b * answer                   // dividend
+
+        // Jeśli wybrano konkretny dzielnik, kluczem jest iloraz (wynik).
+        // W przeciwnym razie kluczem jest całe działanie.
+        key = st.divisor ? answer : `${a}:${b}`;
+
+        if (!st.history.includes(key) || i === maxAttempts - 1) {
+            st.history.push(key);
+            break;
+        }
+    }
+
+    if (st.history.length > (st.divisor ? 6 : 15)) {
+        st.history.shift();
+    }
+
     st.current   = { a, b, answer }
     problemEl.textContent = `${a} ÷ ${b}`
     feedbackEl.textContent = ''

app/src/main/assets/js/mnozenie.js

@@ -1,6 +1,6 @@
 // Nauka Mnożenia
 ;(function () {
-  const st = { table: null, total: 20, solved: 0, score: 0, current: null, buf: '' }
+  const st = { table: null, total: 20, solved: 0, score: 0, current: null, buf: '', history: [] }
 
   const selectScreen  = document.getElementById('select-screen')
   const playScreen    = document.getElementById('play-screen')
@@ -27,13 +27,14 @@
     st.total  = Math.max(5, Math.min(100, parseInt(totalInput.value, 10) || 20))
     st.solved = 0
     st.score  = 0
+    st.history = []
     show(playScreen)
     nextProblem()
   })
 
   document.getElementById('back-btn').addEventListener('click', () => show(selectScreen))
   document.getElementById('again-btn').addEventListener('click', () => {
-    st.solved = 0; st.score = 0; show(playScreen); nextProblem()
+    st.solved = 0; st.score = 0; st.history = []; show(playScreen); nextProblem()
   })
   document.getElementById('change-btn').addEventListener('click', () => show(selectScreen))
 
@@ -61,8 +62,26 @@
   function randInt(min, max) { return Math.floor(Math.random() * (max - min + 1)) + min }
 
   function nextProblem() {
-    const a = st.table || randInt(1, 10)
-    const b = randInt(1, 10)
+    let a, b, key;
+    const maxAttempts = 50;
+
+    for (let i = 0; i < maxAttempts; i++) {
+        a = st.table || randInt(1, 10)
+        b = randInt(1, 10)
+        // Jeśli wybrano konkretną tabelkę, kluczem jest tylko drugi składnik.
+        // Jeśli "wszystkie", kluczem jest posortowana para (żeby 2x3 i 3x2 były traktowane tak samo).
+        key = st.table ? b : [a, b].sort().join('x');
+
+        if (!st.history.includes(key) || i === maxAttempts - 1) {
+            st.history.push(key);
+            break;
+        }
+    }
+
+    if (st.history.length > (st.table ? 6 : 15)) {
+        st.history.shift();
+    }
+
     st.current = { a, b, answer: a * b }
     problemEl.textContent = `${a} × ${b}`
     feedbackEl.textContent = ''

app/src/main/assets/mnozenie.html

@@ -95,9 +95,13 @@
   </div>
 
   <div id="footer-placeholder"></div>
+  <footer class="app-footer" style="text-align: center; padding: 1rem; font-size: 0.8rem; color: #64748b;">
+      Wersja: <span id="app-version">...</span>
+    </footer>
   <script src="js/nav.js?v=20260521"></script>
   <script src="js/mnozenie.js?v=20260524"></script>
   <script src="js/components.js"></script>
+  <script src="js/version.js"></script>
   <script>
     loadComponent('components/header.html', {
       '{TITLE}': '× Nauka Mnożenia',

app/src/main/assets/testy.html

@@ -148,6 +148,9 @@
   </div>
 
   <div id="footer-placeholder"></div>
+  <footer class="app-footer" style="text-align: center; padding: 1rem; font-size: 0.8rem; color: #64748b;">
+      Wersja: <span id="app-version">...</span>
+    </footer>
   <script src="js/version.js?v=20260521" defer></script>
   <script src="js/nav.js?v=20260521"></script>
   <script src="js/app.js?v=20260524"></script>