Fix for old devices (android less>9)

.idea/deploymentTargetSelector.xml

@@ -4,10 +4,10 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2026-02-11T16:50:15.295594688Z">
+        <DropdownSelection timestamp="2026-02-11T19:42:19.363392546Z">
           <Target type="DEFAULT_BOOT">
             <handle>
-              <DeviceId pluginId="PhysicalDevice" identifier="serial=M7GEJFYHBA554L7T" />
+              <DeviceId pluginId="LocalEmulator" identifier="path=/home/lina/.android/avd/Medium_Phone.avd" />
             </handle>
           </Target>
         </DropdownSelection>

app/src/main/assets/index.html

@@ -238,23 +238,32 @@ body.loaded {
     </div>
 </div>
 <script>
-    let db = JSON.parse(localStorage.getItem('weight_tracker_data') || '{"entries":[], "config":{"goal":"keep", "target":0}}');
+    var db;
-    let wChart, mChart, wAxisChart; // Добавили wAxisChart
+ // Безопасная загрузка базы данных
-    let confirmMode = false;
+ try {
-    let translations = {}; // Будет заполнено через initLanguage
+     var savedData = localStorage.getItem('weight_tracker_data');
+     db = savedData ? JSON.parse(savedData) : { "entries": [], "config": { "goal": "keep", "target": 0 } };
+ } catch (e) {
+     console.error("Ошибка доступа к LocalStorage:", e);
+     // Резервный пустой объект, чтобы приложение не "упало"
+     db = { "entries": [], "config": { "goal": "keep", "target": 0 } };
+ }
+     var wChart, mChart, wAxisChart; // Добавили wAxisChart
+     var confirmMode = false;
+     var translations = {}; // Будет заполнено через initLanguage
 
      async function initLanguage() {
-        let lang = 'ru';
+         var lang = 'ru';
          if (window.Android && window.Android.getLanguage) {
-            const fullLang = window.Android.getLanguage();
+             var fullLang = window.Android.getLanguage();
              lang = fullLang.startsWith('ru') ? 'ru' : 'en';
          }
          try {
              if (window.Android && window.Android.getTranslations) {
-                const jsonString = window.Android.getTranslations(lang);
+                 var jsonString = window.Android.getTranslations(lang);
                  translations = JSON.parse(jsonString);
                  document.querySelectorAll('[data-i18n]').forEach(el => {
-                    const key = el.getAttribute('data-i18n');
+                     var key = el.getAttribute('data-i18n');
                      if (translations[key]) {
                          if (el.tagName === 'INPUT') el.placeholder = translations[key];
                          else el.textContent = translations[key];
@@ -272,8 +281,8 @@ body.loaded {
          document.querySelectorAll('.goal-btn').forEach(b => b.classList.remove('active'));
          if(document.getElementById('g-' + db.config.goal)) document.getElementById('g-' + db.config.goal).classList.add('active');
          document.getElementById('targetWeight').value = db.config.target || '';
-const unitKg = translations['unit_kg'] || 'kg';
+            var unitKg = translations['unit_kg'] || 'kg';
-        const log = document.getElementById('log');
+         var log = document.getElementById('log');
          if (db.entries.length > 0) {
              document.getElementById('histBox').style.display = 'block';
              log.innerHTML = db.entries.slice().reverse().map(e => `
@@ -294,41 +303,41 @@ const unitKg = translations['unit_kg'] || 'kg';
          document.body.classList.add('loaded');
      }
 
-function drawCharts() {
+ function drawCharts() {
-    const weights = db.entries
+     var weights = db.entries
          .filter(e => e.weight)
          .sort((a, b) => new Date(a.date) - new Date(b.date));
 
      if (weights.length === 0) return;
 
-    const scrollContainer = document.getElementById('wScroll');
+     var scrollContainer = document.getElementById('wScroll');
-    const wWrapper = document.getElementById('wWrapper');
+     var wWrapper = document.getElementById('wWrapper');
-    const axisCanvas = document.getElementById('weightAxis');
+     var axisCanvas = document.getElementById('weightAxis');
-    const chartCanvas = document.getElementById('weightChart');
+     var chartCanvas = document.getElementById('weightChart');
 
-    const style = getComputedStyle(document.body);
+     var style = getComputedStyle(document.body);
-    const primaryColor = style.getPropertyValue('--primary').trim();
+     var primaryColor = style.getPropertyValue('--primary').trim();
-    const textColor = style.getPropertyValue('--text').trim();
+     var textColor = style.getPropertyValue('--text').trim();
-    const subColor = style.getPropertyValue('--sub').trim();
+     var subColor = style.getPropertyValue('--sub').trim();
 
      // Цвета из твоей рабочей логики
-    const trendDown = '#4ade80'; // Зеленый (хорошо)
+     var trendDown = '#4ade80'; // Зеленый (хорошо)
-    const trendUp = '#f87171';   // Красный (плохо)
+     var trendUp = '#f87171';   // Красный (плохо)
-    const mintColor = primaryColor;
+     var mintColor = primaryColor;
 
      // --- ТВОЯ РАБОЧАЯ ЛОГИКА ЦВЕТОВ ---
-    const pointColors = weights.map((e, idx) => {
+     var pointColors = weights.map((e, idx) => {
-        const target = db.config.target || 0;
+         var target = db.config.target || 0;
 
          // 1. Режим УДЕРЖАНИЕ (keep)
          if (db.config.goal === 'keep' && target > 0) {
-            const diff = Math.abs(e.weight - target);
+             var diff = Math.abs(e.weight - target);
              return diff > 0.4 ? trendUp : trendDown;
          }
 
          // Для режимов Снижение и Набор сравниваем с предыдущим днем
          if (idx === 0) return trendDown;
-        const dailyDiff = e.weight - weights[idx - 1].weight;
+         var dailyDiff = e.weight - weights[idx - 1].weight;
 
          // 2. Режим СНИЖЕНИЕ (lose)
          if (db.config.goal === 'lose') {
@@ -344,13 +353,13 @@ function drawCharts() {
      });
 
      // Расчет границ шкалы (строго целые числа)
-    const targetVal = parseFloat(db.config.target) || 0;
+     var targetVal = parseFloat(db.config.target) || 0;
-    const allValues = weights.map(e => e.weight);
+     var allValues = weights.map(e => e.weight);
      if (targetVal > 0) allValues.push(targetVal);
-    const minW = Math.floor(Math.min(...allValues) - 1);
+     var minW = Math.floor(Math.min(...allValues) - 1);
-    const maxW = Math.ceil(Math.max(...allValues) + 1);
+     var maxW = Math.ceil(Math.max(...allValues) + 1);
 
-    const commonYAxis = {
+     var commonYAxis = {
          min: minW, max: maxW,
          grid: { display: false, drawBorder: false },
          ticks: { color: subColor, font: { size: 11, weight: 'bold' }, stepSize: 1, precision: 0, padding: 5 }
@@ -377,7 +386,7 @@ function drawCharts() {
      });
 
      // Основной график
-    const chartWidth = Math.max(weights.length * 60, scrollContainer.clientWidth);
+     var chartWidth = Math.max(weights.length * 60, scrollContainer.clientWidth);
      wWrapper.style.width = chartWidth + 'px';
      chartCanvas.height = 240;
 
@@ -409,18 +418,18 @@ function drawCharts() {
          },
          plugins: [{
              afterDatasetsDraw: (chart) => {
-                const { ctx, chartArea: { right }, scales: { y } } = chart;
+                 var { ctx, chartArea: { right }, scales: { y } } = chart;
                  ctx.save();
                  ctx.textAlign = 'center';
                  ctx.font = 'bold 11px sans-serif';
                  ctx.fillStyle = textColor;
                  chart.getDatasetMeta(0).data.forEach((point, index) => {
-                    const val = chart.data.datasets[0].data[index];
+                     var val = chart.data.datasets[0].data[index];
                      if (val) ctx.fillText(val, point.x, point.y - 12);
                  });
 
                  if (targetVal > 0) {
-                    const yPos = y.getPixelForValue(targetVal);
+                     var yPos = y.getPixelForValue(targetVal);
                      ctx.beginPath();
                      ctx.setLineDash([5, 5]);
                      ctx.strokeStyle = primaryColor + '66';
@@ -438,11 +447,11 @@ function drawCharts() {
 
      // Отрисовка замеров (если функция есть)
      if (typeof renderMeasuresChart === 'function') renderMeasuresChart();
-}
+ }
      function renderMeasuresChart() {
-        const mType = document.getElementById('measureType').value;
+         var mType = document.getElementById('measureType').value;
-        const measures = db.entries.filter(e => e[mType]);
+         var measures = db.entries.filter(e => e[mType]);
-        const mCtx = document.getElementById('measureChart').getContext('2d');
+         var mCtx = document.getElementById('measureChart').getContext('2d');
          if (mChart) mChart.destroy();
          if (measures.length > 0) {
              mChart = new Chart(mCtx, {
@@ -458,12 +467,12 @@ function drawCharts() {
 
      // Вспомогательные функции
      function updateTrendDisplay() {
-        const entries = db.entries.filter(e => e.weight);
+         var entries = db.entries.filter(e => e.weight);
-        const el = document.getElementById('trendDisplay');
+         var el = document.getElementById('trendDisplay');
          if (entries.length < 2) { el.innerText = translations['trend-analysis'] || "..."; return; }
-        const last = entries[entries.length - 1];
+         var last = entries[entries.length - 1];
-        const avg = entries.slice(-8, -1).reduce((s, e) => s + e.weight, 0) / Math.max(1, entries.slice(-8, -1).length);
+         var avg = entries.slice(-8, -1).reduce((s, e) => s + e.weight, 0) / Math.max(1, entries.slice(-8, -1).length);
-        const diff = last.weight - avg;
+         var diff = last.weight - avg;
          if (Math.abs(diff) < 0.1) { el.innerText = translations['trend-stable']; el.style.color = "var(--sub)"; }
          else if (diff > 0) { el.innerText = translations['trend-up']; el.style.color = "#f87171"; }
          else { el.innerText = translations['trend-down']; el.style.color = "#4ade80"; }
@@ -474,13 +483,13 @@ function drawCharts() {
      function setGoal(g) { db.config.goal = g; saveDB(); renderUI(); }
 
      function handleSaveClick() {
-        const date = document.getElementById('wDate').value;
+         var date = document.getElementById('wDate').value;
          if (!date) return;
          db.config.target = parseFloat(document.getElementById('targetWeight').value) || 0;
-        let entry = db.entries.find(e => e.date === date) || { date };
+         var entry = db.entries.find(e => e.date === date) || { date };
          if (document.getElementById('wVal').value) entry.weight = parseFloat(document.getElementById('wVal').value);
          ['waist', 'chest', 'hips', 'bicep'].forEach(f => {
-            let v = document.getElementById('m' + f.charAt(0).toUpperCase() + f.slice(1)).value;
+             var v = document.getElementById('m' + f.charAt(0).toUpperCase() + f.slice(1)).value;
              if (v) entry[f] = parseFloat(v);
          });
          if (!db.entries.find(e => e.date === date)) db.entries.push(entry);
@@ -488,10 +497,10 @@ function drawCharts() {
          saveDB(); renderUI();
      }
 
-function exportToCSV() {
+ function exportToCSV() {
      if (!db.entries || db.entries.length === 0) return;
 
-    let csvContent = "date,weight,waist,chest,hips,bicep\n";
+     var csvContent = "date,weight,waist,chest,hips,bicep\n";
      db.entries.forEach(e => {
          csvContent += `${e.date},${e.weight || ''},${e.waist || ''},${e.chest || ''},${e.hips || ''},${e.bicep || ''}\n`;
      });
@@ -501,36 +510,36 @@ function exportToCSV() {
          window.Android.exportCSV(csvContent, `weight_data_${new Date().toISOString().split('T')[0]}.csv`);
      } else {
          // Обычный браузерный способ (для тестов)
-        const blob = new Blob([csvContent], { type: 'text/csv' });
+         var blob = new Blob([csvContent], { type: 'text/csv' });
-        const url = URL.createObjectURL(blob);
+         var url = URL.createObjectURL(blob);
-        const a = document.createElement('a');
+         var a = document.createElement('a');
          a.href = url;
          a.download = 'data.csv';
          a.click();
      }
-}
+ }
-// ИМПОРТ
+ // ИМПОРТ
-function showImportModal() {
+ function showImportModal() {
      document.getElementById('importModal').style.display = 'block';
      document.getElementById('csvPasteArea').value = '';
-}
+ }
 
-function processPastedCSV() {
+ function processPastedCSV() {
-    const text = document.getElementById('csvPasteArea').value;
+     var text = document.getElementById('csvPasteArea').value;
      if (!text.trim()) return;
 
      try {
-        const lines = text.split(/\r?\n/);
+        var lines = text.split(/\r?\n/);
-        const dataLines = lines.slice(1); // Пропускаем заголовок (date,weight...)
+         var dataLines = lines.slice(1); // Пропускаем заголовок (date,weight...)
 
-        let count = 0;
+        var count = 0;
          dataLines.forEach(line => {
              if (!line.trim()) return;
-            const [date, weight, waist, chest, hips, bicep] = line.split(',');
+            var [date, weight, waist, chest, hips, bicep] = line.split(',');
 
              if (!date || date.length < 8) return; // Проверка на корректность даты
 
-            let entry = db.entries.find(item => item.date === date);
+             var entry = db.entries.find(item => item.date === date);
              if (!entry) {
                  entry = { date };
                  db.entries.push(entry);
@@ -554,7 +563,7 @@ function processPastedCSV() {
          alert("Ошибка формата: проверьте, что вы скопировали CSV целиком");
          console.error(err);
      }
-}
+ }
 
      window.onload = initLanguage;
 </script>

app/src/main/java/pictures/tristagram/lina/bodytune/MainActivity.java

@@ -46,9 +46,9 @@ public class MainActivity extends AppCompatActivity {
 
         settings.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);
         // Поддержка темной темы на уровне WebView
-        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
+//        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
-            settings.setForceDark(WebSettings.FORCE_DARK_AUTO);
+//            settings.setForceDark(WebSettings.FORCE_DARK_AUTO);
-        }
+//        }
 
         webView.setWebViewClient(new WebViewClient());