* Extended functionalities

* Added different UIs

meal-plan-frontend-mobile/app/(main)/(tabs)/diet.tsx

@@ -0,0 +1,945 @@
+import { useCallback, useEffect, useMemo, useState } from 'react';
+import { Pressable, ScrollView, StyleSheet, Text, View } from 'react-native';
+import { useMutation, useQuery, useQueryClient } from '@tanstack/react-query';
+import { useTranslation } from 'react-i18next';
+import {
+  copyYesterdayMeals,
+  createReminder,
+  deleteDrink,
+  deleteMeal,
+  deleteReminder,
+  fetchDailySummary,
+  fetchDrinkCatalog,
+  fetchFavoriteCatalogItems,
+  fetchFavoriteRecipes,
+  fetchGoals,
+  fetchHistory,
+  fetchMealSuggestions,
+  fetchRecentMeals,
+  fetchReminders,
+  logDrink,
+  logMeal,
+  previewMeal,
+  saveGoals,
+  updateReminder,
+} from '@/src/api/diet.api';
+import { fetchIngredientCatalogItems } from '@/src/api/ingredient-catalog.api';
+import { fetchRecipes } from '@/src/api/recipes.api';
+import { Button } from '@/src/components/Button';
+import { DateNavigator } from '@/src/components/DateNavigator';
+import { ErrorView } from '@/src/components/ErrorView';
+import { Input } from '@/src/components/Input';
+import { Screen } from '@/src/components/Screen';
+import { SimpleBarChart } from '@/src/components/SimpleBarChart';
+import { useAppearance } from '@/src/context/AppearanceContext';
+import {
+  CONSUMPTION_CATEGORIES,
+  DietReminderType,
+  REMINDER_DAYS_MASK_ALL,
+  todayIso,
+  type DietSuggestion,
+  type LogMealInput,
+  type MealPreview,
+  type UserDailyGoals,
+} from '@/src/types/diet';
+import { extractApiError } from '@/src/utils/apiError';
+import { historyRange } from '@/src/utils/date';
+import { ingredientDisplayName } from '@/src/utils/ingredient-catalog.util';
+import { nextSort, sortBy, sortIndicator, type SortDirection } from '@/src/utils/sort';
+
+type MealLogSortColumn = 'name' | 'calories';
+type DrinkLogSortColumn = 'name' | 'volume';
+type ReminderSortColumn = 'title' | 'time';
+
+type Tab = 'today' | 'goals' | 'reminders' | 'history';
+
+function mealMacroLine(m: {
+  calories?: number | null;
+  proteinG?: number | null;
+  fatG?: number | null;
+  carbsG?: number | null;
+}): string {
+  if (m.calories == null) return '';
+  return `${m.calories} kcal · P ${Number(m.proteinG ?? 0).toFixed(1)}g · F ${Number(m.fatG ?? 0).toFixed(1)}g · C ${Number(m.carbsG ?? 0).toFixed(1)}g`;
+}
+
+function ProgressCard({
+  label,
+  consumed,
+  goal,
+  remaining,
+  unit,
+  remainingLabel,
+}: {
+  label: string;
+  consumed: number;
+  goal?: number | null;
+  remaining?: number | null;
+  unit: string;
+  remainingLabel: string;
+}) {
+  const { colors } = useAppearance();
+  const pct = goal && goal > 0 ? Math.min((consumed / goal) * 100, 100) : 0;
+
+  return (
+    <View style={[styles.progressCard, { backgroundColor: colors.surface, borderColor: colors.border }]}>
+      <Text style={[styles.progressLabel, { color: colors.textMuted }]}>{label}</Text>
+      <Text style={[styles.progressValue, { color: colors.text }]}>
+        {consumed}
+        {goal != null ? (
+          <Text style={{ fontSize: 14, color: colors.textMuted }}>
+            {' '}
+            / {goal}
+            {unit}
+          </Text>
+        ) : null}
+      </Text>
+      {remaining != null ? (
+        <Text style={{ color: colors.textMuted, fontSize: 12 }}>
+          {remainingLabel}: {remaining}
+          {unit}
+        </Text>
+      ) : null}
+      {goal != null ? (
+        <View style={[styles.progressTrack, { backgroundColor: colors.background }]}>
+          <View style={[styles.progressFill, { width: `${pct}%`, backgroundColor: colors.brand }]} />
+        </View>
+      ) : null}
+    </View>
+  );
+}
+
+export default function DietScreen() {
+  const { t, i18n } = useTranslation();
+  const { colors } = useAppearance();
+  const queryClient = useQueryClient();
+  const [tab, setTab] = useState<Tab>('today');
+  const [date, setDate] = useState(todayIso());
+
+  const [mealCategory, setMealCategory] = useState(2);
+  const [recipeSearch, setRecipeSearch] = useState('');
+  const [selectedRecipeId, setSelectedRecipeId] = useState<number | null>(null);
+  const [customMealName, setCustomMealName] = useState('');
+  const [portions, setPortions] = useState('1');
+  const [catalogItemId, setCatalogItemId] = useState<number | null>(null);
+  const [grams, setGrams] = useState('150');
+  const [mealPreview, setMealPreview] = useState<MealPreview | null>(null);
+  const [goalsForm, setGoalsForm] = useState<UserDailyGoals>({});
+  const [reminderTitle, setReminderTitle] = useState('');
+  const [reminderTime, setReminderTime] = useState('09:00');
+  const [reminderType, setReminderType] = useState(DietReminderType.Water);
+  const [editingReminderId, setEditingReminderId] = useState<number | null>(null);
+  const [mealSort, setMealSort] = useState<{ column: MealLogSortColumn; direction: SortDirection }>({
+    column: 'name',
+    direction: 'asc',
+  });
+  const [drinkSort, setDrinkSort] = useState<{ column: DrinkLogSortColumn; direction: SortDirection }>({
+    column: 'name',
+    direction: 'asc',
+  });
+  const [reminderSort, setReminderSort] = useState<{ column: ReminderSortColumn; direction: SortDirection }>({
+    column: 'time',
+    direction: 'asc',
+  });
+
+  const summaryQuery = useQuery({
+    queryKey: ['diet', 'summary', date],
+    queryFn: () => fetchDailySummary(date),
+  });
+
+  const suggestionsQuery = useQuery({
+    queryKey: ['diet', 'suggestions', date],
+    queryFn: () => fetchMealSuggestions(date),
+    enabled: tab === 'today' && !!summaryQuery.data,
+  });
+
+  const catalogQuery = useQuery({
+    queryKey: ['diet', 'catalog'],
+    queryFn: fetchDrinkCatalog,
+  });
+
+  const ingredientItemsQuery = useQuery({
+    queryKey: ['ingredient-catalog', 'all'],
+    queryFn: () => fetchIngredientCatalogItems(),
+  });
+
+  const recipesQuery = useQuery({
+    queryKey: ['recipes', 'diet', recipeSearch],
+    queryFn: () => fetchRecipes({ search: recipeSearch }),
+    enabled: recipeSearch.trim().length >= 2,
+  });
+
+  const goalsQuery = useQuery({
+    queryKey: ['diet', 'goals'],
+    queryFn: fetchGoals,
+    enabled: tab === 'goals',
+  });
+
+  const remindersQuery = useQuery({
+    queryKey: ['diet', 'reminders'],
+    queryFn: fetchReminders,
+    enabled: tab === 'reminders',
+  });
+
+  const recentsQuery = useQuery({
+    queryKey: ['diet', 'recents'],
+    queryFn: () => fetchRecentMeals(8),
+    enabled: tab === 'today',
+  });
+
+  const favoriteRecipesQuery = useQuery({
+    queryKey: ['diet', 'favorites', 'recipes'],
+    queryFn: fetchFavoriteRecipes,
+    enabled: tab === 'today',
+  });
+
+  const favoriteCatalogQuery = useQuery({
+    queryKey: ['diet', 'favorites', 'catalog'],
+    queryFn: fetchFavoriteCatalogItems,
+    enabled: tab === 'today',
+  });
+
+  const historyRangeValues = historyRange(14);
+  const historyQuery = useQuery({
+    queryKey: ['diet', 'history', historyRangeValues.from, historyRangeValues.to],
+    queryFn: () => fetchHistory(historyRangeValues.from, historyRangeValues.to),
+    enabled: tab === 'history',
+  });
+
+  useEffect(() => {
+    if (goalsQuery.data) setGoalsForm(goalsQuery.data);
+  }, [goalsQuery.data]);
+
+  const invalidate = () => void queryClient.invalidateQueries({ queryKey: ['diet'] });
+
+  const resetMealForm = () => {
+    setRecipeSearch('');
+    setSelectedRecipeId(null);
+    setCustomMealName('');
+    setCatalogItemId(null);
+    setPortions('1');
+    setGrams('150');
+    setMealPreview(null);
+  };
+
+  const buildMealPayload = useCallback((): LogMealInput | null => {
+    if (selectedRecipeId) {
+      return {
+        recipeId: selectedRecipeId,
+        mealCategory,
+        logDate: date,
+        portions: Number(portions) || 1,
+      };
+    }
+    const gramsNum = Number(grams);
+    if (catalogItemId && gramsNum > 0) {
+      return { catalogItemId, grams: gramsNum, mealCategory, logDate: date };
+    }
+    if (customMealName.trim()) {
+      return { name: customMealName.trim(), mealCategory, logDate: date };
+    }
+    return null;
+  }, [catalogItemId, customMealName, date, grams, mealCategory, portions, selectedRecipeId]);
+
+  useEffect(() => {
+    const payload = buildMealPayload();
+    if (!payload) {
+      setMealPreview(null);
+      return;
+    }
+    const timer = setTimeout(() => {
+      void previewMeal(payload, date)
+        .then(setMealPreview)
+        .catch(() => setMealPreview(null));
+    }, 250);
+    return () => clearTimeout(timer);
+  }, [buildMealPayload, date]);
+
+  const logMealMutation = useMutation({
+    mutationFn: logMeal,
+    onSuccess: () => {
+      resetMealForm();
+      invalidate();
+    },
+  });
+
+  const logDrinkMutation = useMutation({ mutationFn: logDrink, onSuccess: invalidate });
+  const saveGoalsMutation = useMutation({ mutationFn: saveGoals, onSuccess: invalidate });
+  const createReminderMutation = useMutation({
+    mutationFn: createReminder,
+    onSuccess: () => {
+      setReminderTitle('');
+      setEditingReminderId(null);
+      void queryClient.invalidateQueries({ queryKey: ['diet', 'reminders'] });
+    },
+  });
+  const updateReminderMutation = useMutation({
+    mutationFn: ({ id, input }: { id: number; input: Parameters<typeof updateReminder>[1] }) => updateReminder(id, input),
+    onSuccess: () => {
+      setReminderTitle('');
+      setEditingReminderId(null);
+      void queryClient.invalidateQueries({ queryKey: ['diet', 'reminders'] });
+    },
+  });
+  const copyYesterdayMutation = useMutation({
+    mutationFn: () => copyYesterdayMeals(date),
+    onSuccess: () => invalidate(),
+  });
+  const deleteMealMutation = useMutation({ mutationFn: deleteMeal, onSuccess: invalidate });
+  const deleteDrinkMutation = useMutation({ mutationFn: deleteDrink, onSuccess: invalidate });
+  const deleteReminderMutation = useMutation({
+    mutationFn: deleteReminder,
+    onSuccess: () => void queryClient.invalidateQueries({ queryKey: ['diet', 'reminders'] }),
+  });
+
+  const tabs: { id: Tab; label: string }[] = [
+    { id: 'today', label: t('diet.tabToday') },
+    { id: 'history', label: t('diet.tabHistory') },
+    { id: 'goals', label: t('diet.tabGoals') },
+    { id: 'reminders', label: t('diet.tabReminders') },
+  ];
+
+  const summary = summaryQuery.data;
+  const suggestions = suggestionsQuery.data ?? [];
+  const ingredientItems = ingredientItemsQuery.data ?? [];
+
+  const suggestionName = (s: DietSuggestion) =>
+    i18n.language.startsWith('pl') && s.namePl ? s.namePl : s.name;
+
+  const canLogMeal = buildMealPayload() != null;
+
+  const sortedMeals = useMemo(() => {
+    if (!summary) return [];
+    const { column, direction } = mealSort;
+    return sortBy(summary.meals, direction, (meal) => (column === 'name' ? meal.name : meal.calories));
+  }, [summary, mealSort]);
+
+  const sortedDrinks = useMemo(() => {
+    if (!summary) return [];
+    const { column, direction } = drinkSort;
+    return sortBy(summary.drinks, direction, (drink) =>
+      column === 'name' ? drink.name : drink.volumeMl,
+    );
+  }, [summary, drinkSort]);
+
+  const sortedReminders = useMemo(() => {
+    const { column, direction } = reminderSort;
+    return sortBy(remindersQuery.data ?? [], direction, (reminder) =>
+      column === 'title' ? reminder.title : reminder.timeOfDay,
+    );
+  }, [remindersQuery.data, reminderSort]);
+
+  return (
+    <Screen title={t('diet.title')} subtitle={t('diet.subtitle')}>
+      <ScrollView contentContainerStyle={styles.scroll} keyboardShouldPersistTaps="handled">
+        <DateNavigator date={date} onChange={setDate} />
+
+        <View style={styles.tabs}>
+          {tabs.map(({ id, label }) => (
+            <Pressable
+              key={id}
+              onPress={() => setTab(id)}
+              style={[
+                styles.tab,
+                {
+                  backgroundColor: tab === id ? colors.brand : colors.surface,
+                  borderColor: tab === id ? colors.brand : colors.border,
+                },
+              ]}
+            >
+              <Text style={{ color: tab === id ? '#fff' : colors.text, fontWeight: '600', fontSize: 13 }}>
+                {label}
+              </Text>
+            </Pressable>
+          ))}
+        </View>
+
+        {tab === 'today' && (
+          <>
+            {summaryQuery.isLoading ? (
+              <Text style={{ color: colors.textMuted }}>{t('common.loading')}</Text>
+            ) : summaryQuery.isError ? (
+              <ErrorView
+                message={extractApiError(summaryQuery.error, t('errors.loadDietFailed'))}
+                onRetry={() => summaryQuery.refetch()}
+              />
+            ) : summary ? (
+              <>
+                <ProgressCard
+                  label={t('diet.calories')}
+                  consumed={summary.calories.consumed}
+                  goal={summary.calories.goal}
+                  remaining={summary.calories.remaining}
+                  unit=" kcal"
+                  remainingLabel={t('diet.remaining')}
+                />
+                <ProgressCard
+                  label={t('diet.water')}
+                  consumed={summary.waterMl.consumed}
+                  goal={summary.waterMl.goal}
+                  remaining={summary.waterMl.remaining}
+                  unit="ml"
+                  remainingLabel={t('diet.remaining')}
+                />
+                <ProgressCard
+                  label={t('recipes.protein')}
+                  consumed={Number(summary.proteinG.consumed)}
+                  goal={summary.proteinG.goal != null ? Number(summary.proteinG.goal) : null}
+                  remaining={summary.proteinG.remaining != null ? Number(summary.proteinG.remaining) : null}
+                  unit="g"
+                  remainingLabel={t('diet.remaining')}
+                />
+                <ProgressCard
+                  label={t('recipes.fat')}
+                  consumed={Number(summary.fatG.consumed)}
+                  goal={summary.fatG.goal != null ? Number(summary.fatG.goal) : null}
+                  remaining={summary.fatG.remaining != null ? Number(summary.fatG.remaining) : null}
+                  unit="g"
+                  remainingLabel={t('diet.remaining')}
+                />
+                <ProgressCard
+                  label={t('recipes.carbs')}
+                  consumed={Number(summary.carbsG.consumed)}
+                  goal={summary.carbsG.goal != null ? Number(summary.carbsG.goal) : null}
+                  remaining={summary.carbsG.remaining != null ? Number(summary.carbsG.remaining) : null}
+                  unit="g"
+                  remainingLabel={t('diet.remaining')}
+                />
+
+                <Text style={[styles.section, { color: colors.text }]}>{t('diet.quickLog')}</Text>
+                <Button
+                  title={t('diet.copyYesterday')}
+                  variant="secondary"
+                  loading={copyYesterdayMutation.isPending}
+                  onPress={() => copyYesterdayMutation.mutate()}
+                />
+                {(recentsQuery.data?.length ?? 0) > 0 ? (
+                  <>
+                    <Text style={[styles.label, { color: colors.text }]}>{t('diet.recents')}</Text>
+                    <View style={styles.chips}>
+                      {recentsQuery.data!.map((meal, idx) => (
+                        <Pressable
+                          key={`${meal.name}-${idx}`}
+                          disabled={logMealMutation.isPending}
+                          onPress={() => {
+                            const payload: LogMealInput = { mealCategory: meal.mealCategory, logDate: date, portions: Number(meal.portions) || 1 };
+                            if (meal.recipeId) payload.recipeId = meal.recipeId;
+                            else if (meal.catalogItemId && meal.grams) {
+                              payload.catalogItemId = meal.catalogItemId;
+                              payload.grams = Number(meal.grams);
+                            } else payload.name = meal.name;
+                            logMealMutation.mutate(payload);
+                          }}
+                          style={[styles.chip, { borderColor: colors.border, backgroundColor: colors.surface }]}
+                        >
+                          <Text style={{ color: colors.text, fontSize: 12 }}>{meal.name}</Text>
+                        </Pressable>
+                      ))}
+                    </View>
+                  </>
+                ) : null}
+                {(favoriteRecipesQuery.data?.length ?? 0) > 0 ? (
+                  <>
+                    <Text style={[styles.label, { color: colors.text }]}>{t('diet.favoriteRecipes')}</Text>
+                    <View style={styles.chips}>
+                      {favoriteRecipesQuery.data!.map((fav) => (
+                        <Pressable
+                          key={fav.recipeId}
+                          disabled={logMealMutation.isPending}
+                          onPress={() =>
+                            logMealMutation.mutate({ recipeId: fav.recipeId, mealCategory, logDate: date, portions: 1 })
+                          }
+                          style={[styles.chip, { borderColor: colors.border, backgroundColor: colors.surface }]}
+                        >
+                          <Text style={{ color: colors.text, fontSize: 12 }}>{fav.name}</Text>
+                        </Pressable>
+                      ))}
+                    </View>
+                  </>
+                ) : null}
+                {(favoriteCatalogQuery.data?.length ?? 0) > 0 ? (
+                  <>
+                    <Text style={[styles.label, { color: colors.text }]}>{t('diet.favoriteCatalog')}</Text>
+                    <View style={styles.chips}>
+                      {favoriteCatalogQuery.data!.map((fav) => (
+                        <Pressable
+                          key={fav.catalogItemId}
+                          disabled={logMealMutation.isPending}
+                          onPress={() =>
+                            logMealMutation.mutate({
+                              catalogItemId: fav.catalogItemId,
+                              grams: 150,
+                              mealCategory,
+                              logDate: date,
+                            })
+                          }
+                          style={[styles.chip, { borderColor: colors.border, backgroundColor: colors.surface }]}
+                        >
+                          <Text style={{ color: colors.text, fontSize: 12 }}>
+                            {i18n.language.startsWith('pl') && fav.namePl ? fav.namePl : fav.name}
+                          </Text>
+                        </Pressable>
+                      ))}
+                    </View>
+                  </>
+                ) : null}
+
+                {suggestions.length > 0 ? (
+                  <>
+                    <Text style={[styles.section, { color: colors.text }]}>{t('diet.suggestionsTitle')}</Text>
+                    <Text style={{ color: colors.textMuted, fontSize: 13 }}>{t('diet.suggestionsHint')}</Text>
+                    {suggestions.map((s) => (
+                      <View
+                        key={s.catalogItemId}
+                        style={[styles.suggestionRow, { borderColor: colors.border, backgroundColor: colors.surface }]}
+                      >
+                        <View style={{ flex: 1 }}>
+                          <Text style={{ color: colors.text, fontWeight: '600' }}>{suggestionName(s)}</Text>
+                          <Text style={{ color: colors.textMuted, fontSize: 12 }}>
+                            {s.suggestedGrams}g · {s.calories ?? '?'} kcal · P {Number(s.proteinG ?? 0).toFixed(1)}g ·{' '}
+                            {t(`diet.suggestionReasons.${s.reasonKey}`)}
+                          </Text>
+                        </View>
+                        <Button
+                          title={`+ ${t('diet.logSuggestion')}`}
+                          variant="secondary"
+                          loading={logMealMutation.isPending}
+                          onPress={() =>
+                            logMealMutation.mutate({
+                              catalogItemId: s.catalogItemId,
+                              grams: s.suggestedGrams,
+                              mealCategory,
+                              logDate: date,
+                            })
+                          }
+                        />
+                      </View>
+                    ))}
+                  </>
+                ) : null}
+
+                <Text style={[styles.section, { color: colors.text }]}>{t('diet.logDrink')}</Text>
+                <View style={styles.chips}>
+                  {catalogQuery.data?.map((item) => (
+                    <Pressable
+                      key={item.id}
+                      disabled={logDrinkMutation.isPending}
+                      onPress={() =>
+                        logDrinkMutation.mutate({
+                          drinkCatalogId: item.id,
+                          volumeMl: item.defaultVolumeMl,
+                          logDate: date,
+                        })
+                      }
+                      style={[styles.chip, { borderColor: colors.border, backgroundColor: colors.surface }]}
+                    >
+                      <Text style={{ color: colors.text }}>
+                        {item.iconEmoji ?? '🥤'} {item.name} +{item.defaultVolumeMl}ml
+                      </Text>
+                    </Pressable>
+                  ))}
+                </View>
+
+                <Text style={[styles.section, { color: colors.text }]}>{t('diet.logMeal')}</Text>
+                <Text style={[styles.label, { color: colors.text }]}>{t('common.category')}</Text>
+                <View style={styles.chips}>
+                  {CONSUMPTION_CATEGORIES.map((c) => (
+                    <Pressable
+                      key={c.value}
+                      onPress={() => setMealCategory(c.value)}
+                      style={[
+                        styles.chip,
+                        {
+                          backgroundColor: mealCategory === c.value ? colors.brand : colors.surface,
+                          borderColor: mealCategory === c.value ? colors.brand : colors.border,
+                        },
+                      ]}
+                    >
+                      <Text style={{ color: mealCategory === c.value ? '#fff' : colors.text, fontSize: 12 }}>
+                        {t(c.labelKey)}
+                      </Text>
+                    </Pressable>
+                  ))}
+                </View>
+                <Input
+                  placeholder={t('recipes.searchRecipes')}
+                  value={recipeSearch}
+                  onChangeText={(v) => {
+                    setRecipeSearch(v);
+                    setSelectedRecipeId(null);
+                    setCatalogItemId(null);
+                  }}
+                />
+                {recipesQuery.data?.map((r) => (
+                  <Pressable
+                    key={r.id}
+                    onPress={() => {
+                      setSelectedRecipeId(r.id);
+                      setCustomMealName('');
+                      setCatalogItemId(null);
+                    }}
+                    style={[
+                      styles.recipePick,
+                      {
+                        backgroundColor: selectedRecipeId === r.id ? colors.brand : colors.surface,
+                        borderColor: colors.border,
+                      },
+                    ]}
+                  >
+                    <Text style={{ color: selectedRecipeId === r.id ? '#fff' : colors.text }}>{r.name}</Text>
+                  </Pressable>
+                ))}
+                <Input
+                  label={t('diet.portions')}
+                  keyboardType="decimal-pad"
+                  value={portions}
+                  onChangeText={setPortions}
+                />
+                <Text style={[styles.label, { color: colors.text }]}>{t('diet.fromCatalog')}</Text>
+                <ScrollView horizontal showsHorizontalScrollIndicator={false} contentContainerStyle={styles.chips}>
+                  <Pressable
+                    onPress={() => setCatalogItemId(null)}
+                    style={[
+                      styles.chip,
+                      {
+                        backgroundColor: catalogItemId == null ? colors.brand : colors.surface,
+                        borderColor: catalogItemId == null ? colors.brand : colors.border,
+                      },
+                    ]}
+                  >
+                    <Text style={{ color: catalogItemId == null ? '#fff' : colors.text, fontSize: 12 }}>
+                      {t('diet.noCatalogItem')}
+                    </Text>
+                  </Pressable>
+                  {ingredientItems.map((item) => (
+                    <Pressable
+                      key={item.id}
+                      onPress={() => {
+                        setCatalogItemId(item.id);
+                        setSelectedRecipeId(null);
+                        setCustomMealName('');
+                      }}
+                      style={[
+                        styles.chip,
+                        {
+                          backgroundColor: catalogItemId === item.id ? colors.brand : colors.surface,
+                          borderColor: catalogItemId === item.id ? colors.brand : colors.border,
+                        },
+                      ]}
+                    >
+                      <Text style={{ color: catalogItemId === item.id ? '#fff' : colors.text, fontSize: 12 }}>
+                        {ingredientDisplayName(item, i18n.language)}
+                      </Text>
+                    </Pressable>
+                  ))}
+                </ScrollView>
+                {catalogItemId ? (
+                  <Input
+                    label={t('diet.grams')}
+                    keyboardType="numeric"
+                    value={grams}
+                    onChangeText={setGrams}
+                  />
+                ) : null}
+                <Input
+                  label={t('diet.orCustomMeal')}
+                  value={customMealName}
+                  onChangeText={(v) => {
+                    setCustomMealName(v);
+                    setSelectedRecipeId(null);
+                    setCatalogItemId(null);
+                  }}
+                />
+                {mealPreview ? (
+                  <View style={[styles.previewBox, { borderColor: colors.brand, backgroundColor: colors.surface }]}>
+                    <Text style={{ color: colors.text, fontWeight: '700' }}>
+                      {t('diet.mealPreview')}: {mealPreview.meal.name}
+                    </Text>
+                    <Text style={{ color: colors.text, marginTop: 6, fontSize: 13 }}>
+                      {mealPreview.meal.calories ?? '?'} kcal · P {Number(mealPreview.meal.proteinG ?? 0).toFixed(1)}g · F{' '}
+                      {Number(mealPreview.meal.fatG ?? 0).toFixed(1)}g · C {Number(mealPreview.meal.carbsG ?? 0).toFixed(1)}g
+                    </Text>
+                    <Text style={{ color: colors.textMuted, marginTop: 6, fontSize: 13 }}>
+                      {t('diet.remainingAfter')}: {mealPreview.remainingAfter.calories ?? '?'} kcal, P{' '}
+                      {mealPreview.remainingAfter.proteinG ?? '?'}g, F {mealPreview.remainingAfter.fatG ?? '?'}g, C{' '}
+                      {mealPreview.remainingAfter.carbsG ?? '?'}g
+                    </Text>
+                  </View>
+                ) : null}
+                <Button
+                  title={t('diet.markEaten')}
+                  loading={logMealMutation.isPending}
+                  disabled={!canLogMeal}
+                  onPress={() => {
+                    const payload = buildMealPayload();
+                    if (payload) logMealMutation.mutate(payload);
+                  }}
+                />
+
+                <Text style={[styles.section, { color: colors.text }]}>{t('diet.mealsToday')}</Text>
+                {summary.meals.length > 0 ? (
+                  <View style={styles.sortRow}>
+                    <SortChip
+                      label={`${t('ingredientCatalog.columns.name')}${sortIndicator(mealSort, 'name')}`}
+                      active={mealSort.column === 'name'}
+                      onPress={() => setMealSort((current) => nextSort(current, 'name'))}
+                    />
+                    <SortChip
+                      label={`${t('recipes.calories')}${sortIndicator(mealSort, 'calories')}`}
+                      active={mealSort.column === 'calories'}
+                      onPress={() => setMealSort((current) => nextSort(current, 'calories'))}
+                    />
+                  </View>
+                ) : null}
+                {summary.meals.length === 0 ? (
+                  <Text style={{ color: colors.textMuted }}>{t('diet.nothingLogged')}</Text>
+                ) : (
+                  sortedMeals.map((m) => (
+                    <View key={m.id} style={[styles.logRow, { borderColor: colors.border }]}>
+                      <View style={{ flex: 1 }}>
+                        <Text style={{ color: colors.text, fontWeight: '600' }}>{m.name}</Text>
+                        <Text style={{ color: colors.textMuted, fontSize: 12 }}>
+                          {mealMacroLine(m) || t('diet.noMacros')}
+                        </Text>
+                      </View>
+                      <Button title="✕" variant="ghost" onPress={() => deleteMealMutation.mutate(m.id)} />
+                    </View>
+                  ))
+                )}
+
+                <Text style={[styles.section, { color: colors.text }]}>{t('diet.drinksToday')}</Text>
+                {summary.drinks.length > 0 ? (
+                  <View style={styles.sortRow}>
+                    <SortChip
+                      label={`${t('ingredientCatalog.columns.name')}${sortIndicator(drinkSort, 'name')}`}
+                      active={drinkSort.column === 'name'}
+                      onPress={() => setDrinkSort((current) => nextSort(current, 'name'))}
+                    />
+                    <SortChip
+                      label={`${t('diet.water')}${sortIndicator(drinkSort, 'volume')}`}
+                      active={drinkSort.column === 'volume'}
+                      onPress={() => setDrinkSort((current) => nextSort(current, 'volume'))}
+                    />
+                  </View>
+                ) : null}
+                {summary.drinks.length === 0 ? (
+                  <Text style={{ color: colors.textMuted }}>{t('diet.nothingLogged')}</Text>
+                ) : (
+                  sortedDrinks.map((d) => (
+                    <View key={d.id} style={[styles.logRow, { borderColor: colors.border }]}>
+                      <View style={{ flex: 1 }}>
+                        <Text style={{ color: colors.text, fontWeight: '600' }}>{d.name}</Text>
+                        <Text style={{ color: colors.textMuted, fontSize: 12 }}>{d.volumeMl} ml</Text>
+                      </View>
+                      <Button title="✕" variant="ghost" onPress={() => deleteDrinkMutation.mutate(d.id)} />
+                    </View>
+                  ))
+                )}
+              </>
+            ) : null}
+          </>
+        )}
+
+        {tab === 'goals' && (
+          <>
+            <Text style={{ color: colors.textMuted, marginBottom: 8 }}>{t('diet.goalsHint')}</Text>
+            {(
+              [
+                ['calorieGoal', 'diet.calorieGoal'],
+                ['proteinGoalG', 'manage.proteinG'],
+                ['fatGoalG', 'manage.fatG'],
+                ['carbsGoalG', 'manage.carbsG'],
+                ['waterGoalMl', 'diet.waterGoal'],
+              ] as const
+            ).map(([key, labelKey]) => (
+              <Input
+                key={key}
+                label={t(labelKey)}
+                keyboardType="numeric"
+                value={goalsForm[key]?.toString() ?? ''}
+                onChangeText={(v) =>
+                  setGoalsForm((prev) => ({
+                    ...prev,
+                    [key]: v === '' ? null : Number(v),
+                  }))
+                }
+              />
+            ))}
+            <Button
+              title={t('diet.saveGoals')}
+              loading={saveGoalsMutation.isPending}
+              onPress={() => saveGoalsMutation.mutate(goalsForm)}
+            />
+          </>
+        )}
+
+        {tab === 'history' && (
+          <>
+            {historyQuery.isLoading ? (
+              <Text style={{ color: colors.textMuted }}>{t('common.loading')}</Text>
+            ) : historyQuery.isError ? (
+              <ErrorView message={t('errors.loadHistoryFailed')} onRetry={() => historyQuery.refetch()} />
+            ) : (
+              <>
+                <Text style={{ color: colors.textMuted, fontSize: 13 }}>{t('diet.historyHint')}</Text>
+                <SimpleBarChart
+                  unit=" kcal"
+                  data={(historyQuery.data ?? []).map((day) => ({
+                    label: day.date.slice(5),
+                    value: day.calories,
+                  }))}
+                />
+                {(historyQuery.data ?? []).map((day) => (
+                  <View key={day.date} style={[styles.logRow, { borderColor: colors.border }]}>
+                    <View style={{ flex: 1 }}>
+                      <Text style={{ color: colors.text, fontWeight: '600' }}>{day.date}</Text>
+                      <Text style={{ color: colors.textMuted, fontSize: 12 }}>
+                        {day.calories} kcal · P {Number(day.proteinG).toFixed(0)}g · {day.mealCount} {t('diet.mealsShort')}
+                      </Text>
+                    </View>
+                  </View>
+                ))}
+              </>
+            )}
+          </>
+        )}
+
+        {tab === 'reminders' && (
+          <>
+            <Input
+              label={t('diet.reminderTitle')}
+              value={reminderTitle}
+              onChangeText={setReminderTitle}
+              placeholder={t('diet.reminderTitlePlaceholder')}
+            />
+            <Input label={t('diet.reminderTime')} value={reminderTime} onChangeText={setReminderTime} />
+            <Button
+              title={editingReminderId ? t('diet.updateReminder') : t('diet.saveReminder')}
+              loading={createReminderMutation.isPending || updateReminderMutation.isPending}
+              disabled={!reminderTitle.trim()}
+              onPress={() => {
+                const payload = {
+                  reminderType,
+                  title: reminderTitle.trim(),
+                  timeOfDay: reminderTime,
+                  daysOfWeekMask: REMINDER_DAYS_MASK_ALL,
+                };
+                if (editingReminderId) {
+                  updateReminderMutation.mutate({ id: editingReminderId, input: payload });
+                } else {
+                  createReminderMutation.mutate(payload);
+                }
+              }}
+            />
+            {editingReminderId ? (
+              <Button
+                title={t('common.cancel')}
+                variant="ghost"
+                onPress={() => {
+                  setEditingReminderId(null);
+                  setReminderTitle('');
+                  setReminderTime('09:00');
+                }}
+              />
+            ) : null}
+            <Text style={[styles.section, { color: colors.text }]}>{t('diet.yourReminders')}</Text>
+            {(remindersQuery.data?.length ?? 0) > 0 ? (
+              <View style={styles.sortRow}>
+                <SortChip
+                  label={`${t('diet.reminderTitle')}${sortIndicator(reminderSort, 'title')}`}
+                  active={reminderSort.column === 'title'}
+                  onPress={() => setReminderSort((current) => nextSort(current, 'title'))}
+                />
+                <SortChip
+                  label={`${t('diet.reminderTime')}${sortIndicator(reminderSort, 'time')}`}
+                  active={reminderSort.column === 'time'}
+                  onPress={() => setReminderSort((current) => nextSort(current, 'time'))}
+                />
+              </View>
+            ) : null}
+            {remindersQuery.data?.length === 0 ? (
+              <Text style={{ color: colors.textMuted }}>{t('diet.noReminders')}</Text>
+            ) : (
+              sortedReminders.map((r) => (
+                <View key={r.id} style={[styles.logRow, { borderColor: colors.border }]}>
+                  <Pressable
+                    style={{ flex: 1 }}
+                    onPress={() => {
+                      setEditingReminderId(r.id);
+                      setReminderTitle(r.title);
+                      setReminderTime(r.timeOfDay.slice(0, 5));
+                      setReminderType(r.reminderType);
+                    }}
+                  >
+                    <Text style={{ color: colors.text, fontWeight: '600' }}>{r.title}</Text>
+                    <Text style={{ color: colors.textMuted, fontSize: 12 }}>{r.timeOfDay.slice(0, 5)}</Text>
+                  </Pressable>
+                  <Button title={t('common.edit')} variant="ghost" onPress={() => {
+                    setEditingReminderId(r.id);
+                    setReminderTitle(r.title);
+                    setReminderTime(r.timeOfDay.slice(0, 5));
+                    setReminderType(r.reminderType);
+                  }} />
+                  <Button title="✕" variant="ghost" onPress={() => deleteReminderMutation.mutate(r.id)} />
+                </View>
+              ))
+            )}
+          </>
+        )}
+      </ScrollView>
+    </Screen>
+  );
+}
+
+function SortChip({ label, active, onPress }: { label: string; active: boolean; onPress: () => void }) {
+  const { colors } = useAppearance();
+  return (
+    <Pressable
+      onPress={onPress}
+      style={[
+        styles.sortChip,
+        {
+          backgroundColor: active ? colors.brand : colors.surface,
+          borderColor: active ? colors.brand : colors.border,
+        },
+      ]}
+    >
+      <Text style={{ color: active ? '#fff' : colors.text, fontWeight: '600', fontSize: 12 }}>{label}</Text>
+    </Pressable>
+  );
+}
+
+const styles = StyleSheet.create({
+  scroll: { gap: 12, paddingBottom: 32 },
+  tabs: { flexDirection: 'row', flexWrap: 'wrap', gap: 8 },
+  tab: { borderWidth: 1, borderRadius: 999, paddingHorizontal: 14, paddingVertical: 8 },
+  section: { fontSize: 17, fontWeight: '700', marginTop: 8 },
+  label: { fontSize: 14, fontWeight: '600' },
+  chips: { flexDirection: 'row', flexWrap: 'wrap', gap: 8 },
+  chip: { borderWidth: 1, borderRadius: 12, paddingHorizontal: 10, paddingVertical: 8 },
+  recipePick: { borderWidth: 1, borderRadius: 10, padding: 10 },
+  suggestionRow: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    borderWidth: 1,
+    borderRadius: 12,
+    padding: 10,
+    gap: 8,
+  },
+  previewBox: { borderWidth: 1, borderRadius: 12, padding: 12 },
+  sortRow: { flexDirection: 'row', flexWrap: 'wrap', gap: 8 },
+  sortChip: { borderWidth: 1, borderRadius: 999, paddingHorizontal: 12, paddingVertical: 6 },
+  logRow: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    borderWidth: 1,
+    borderRadius: 12,
+    padding: 10,
+    gap: 8,
+  },
+  progressCard: { borderWidth: 1, borderRadius: 14, padding: 14, gap: 6 },
+  progressLabel: { fontSize: 13, fontWeight: '600' },
+  progressValue: { fontSize: 22, fontWeight: '700' },
+  progressTrack: { height: 8, borderRadius: 999, overflow: 'hidden', marginTop: 4 },
+  progressFill: { height: '100%', borderRadius: 999 },
+});