Refine iOS refresh and disable pinch zoom

nouri/admin.py

@@ -289,3 +289,31 @@ def category_update(category_id: int):
     get_db().commit()
     flash("Die Zuordnung wurde aktualisiert.", "success")
     return redirect(url_for("admin.category_settings"))
+
+
+@admin_bp.post("/categories/<int:category_id>/delete")
+@admin_required
+def category_delete(category_id: int):
+    category = get_db().execute(
+        """
+        SELECT *
+        FROM household_categories
+        WHERE id = ? AND household_id = ?
+        """,
+        (category_id, g.user["household_id"]),
+    ).fetchone()
+    if category is None:
+        flash("Die Kategorie wurde nicht gefunden.", "error")
+        return redirect(url_for("admin.category_settings"))
+
+    if category["name"] in DEFAULT_CATEGORIES:
+        flash("Standardkategorien bleiben erhalten. Du kannst sie bei Bedarf pausieren.", "info")
+        return redirect(url_for("admin.category_settings"))
+
+    get_db().execute(
+        "DELETE FROM household_categories WHERE id = ? AND household_id = ?",
+        (category_id, g.user["household_id"]),
+    )
+    get_db().commit()
+    flash("Die Kategorie wurde entfernt.", "success")
+    return redirect(url_for("admin.category_settings"))

nouri/db.py

@@ -18,9 +18,11 @@ def get_db() -> sqlite3.Connection:
         g.db = sqlite3.connect(
             current_app.config["DATABASE_PATH"],
             detect_types=sqlite3.PARSE_DECLTYPES,
+            timeout=30,
         )
         g.db.row_factory = sqlite3.Row
         g.db.execute("PRAGMA foreign_keys = ON")
+        g.db.execute("PRAGMA busy_timeout = 30000")
     return g.db
 
 

nouri/main.py

@@ -4,6 +4,7 @@ from collections import defaultdict
 from datetime import date, datetime, timedelta
 from itertools import product
 from pathlib import Path
+import sqlite3
 
 from flask import (
     Blueprint,
@@ -79,8 +80,10 @@ def refresh_due_context():
     if getattr(g, "user", None) is None:
         return None
     if request.method == "GET" and endpoint.startswith("main."):
-        ensure_user_settings_row()
+        try:
-        activate_due_shopping_needs()
+            activate_due_shopping_needs()
+        except sqlite3.OperationalError:
+            current_app.logger.warning("Due shopping needs could not be activated during this request.")
     return None
 
 
@@ -172,19 +175,54 @@ def get_household_settings() -> dict:
     }
 
 
-def ensure_user_settings_row() -> None:
+def default_user_settings() -> dict:
+    suggestion_style = "balanced"
+    return {
+        "user_id": int(g.user["id"]),
+        "reminders_enabled": True,
+        "push_enabled": False,
+        "notification_channel": "in_app",
+        "suggestion_style": suggestion_style,
+        "energy_preference": suggestion_style_energy_preference(suggestion_style),
+        "remind_before_shopping": True,
+        "remind_on_shopping_day": True,
+        "show_missing_for_upcoming_week": True,
+        "show_planned_not_shopped": True,
+        "remind_tomorrow_if_sparse": True,
+        "remind_week_if_sparse": True,
+        "push_missing_breakfast": False,
+        "push_missing_lunch": False,
+        "push_missing_dinner": False,
+        "suggest_home_for_today": True,
+        "remind_small_snack": False,
+        "remind_nuts": False,
+        "show_meal_balancing": True,
+        "suggest_templates": True,
+        "suggest_patterns": True,
+    }
+
+
+def ensure_user_settings_row(*, commit: bool = False) -> None:
+    existing = get_db().execute(
+        "SELECT 1 FROM user_settings WHERE user_id = ? LIMIT 1",
+        (g.user["id"],),
+    ).fetchone()
+    if existing is not None:
+        return
     get_db().execute(
-        "INSERT OR IGNORE INTO user_settings (user_id) VALUES (?)",
+        "INSERT INTO user_settings (user_id) VALUES (?)",
         (g.user["id"],),
     )
+    if commit:
+        get_db().commit()
 
 
 def get_user_settings() -> dict:
-    ensure_user_settings_row()
+    settings = default_user_settings()
     row = get_db().execute("SELECT * FROM user_settings WHERE user_id = ?", (g.user["id"],)).fetchone()
     if row is None:
-        return {}
+        return settings
-    settings = dict(row)
+    settings.update(dict(row))
     boolean_fields = {
         "reminders_enabled",
         "push_enabled",
@@ -1239,57 +1277,76 @@ def build_generated_meal_name(combo: list[dict], daypart_slug: str) -> str:
 
 
 def build_dynamic_meal_suggestions(home_foods: list[dict], daypart_slug: str, limit: int) -> list[dict]:
-    builder_groups: dict[str, list[dict]] = defaultdict(list)
-    for food in home_foods:
-        for builder_key in food.get("builder_keys", ["neutral"]):
-            builder_groups[builder_key].append(food)
-
     if daypart_slug in {"breakfast", "morning-snack", "afternoon-snack", "late-snack"}:
         target_patterns = [
-            ("carb", "dairy", "fruit"),
+            {
-            ("carb", "dairy", "nuts"),
+                "slots": ({"carb"}, {"dairy", "protein"}, {"fruit", "nuts", "seeds"}),
-            ("carb", "dairy", "seeds"),
+                "reason": "Passt gut zu Frühstück oder Snack",
-            ("carb", "fruit", "dairy"),
+            },
+            {
+                "slots": ({"carb"}, {"dairy", "protein"}),
+                "reason": "Zuhause schnell kombinierbar",
+            },
+            {
+                "slots": ({"dairy", "protein"}, {"fruit", "nuts", "seeds"}),
+                "reason": "Lässt sich gut als kleiner Snack vormerken",
+            },
         ]
-        reasons = {
-            ("carb", "dairy", "fruit"): "Passt gut zu Frühstück oder Snack",
-            ("carb", "dairy", "nuts"): "Lässt sich gut für einen Snack vormerken",
-            ("carb", "dairy", "seeds"): "Lässt sich gut für einen Snack vormerken",
-            ("carb", "fruit", "dairy"): "Zuhause gut kombinierbar",
-        }
     else:
         target_patterns = [
-            ("protein", "carb", "veg"),
+            {
-            ("protein", "carb"),
+                "slots": ({"protein"}, {"carb"}, {"veg"}),
+                "reason": "Zuhause als vollständige Mahlzeit möglich",
+            },
+            {
+                "slots": ({"protein"}, {"carb"}),
+                "reason": "Lässt sich leicht ergänzen",
+            },
+            {
+                "slots": ({"protein"}, {"veg"}),
+                "reason": "Zuhause schon gut kombinierbar",
+            },
+            {
+                "slots": ({"carb"}, {"veg"}),
+                "reason": "Daraus kann schnell etwas Einfaches werden",
+            },
         ]
-        reasons = {
-            ("protein", "carb", "veg"): "Zuhause als vollständige Mahlzeit möglich",
-            ("protein", "carb"): "Lässt sich leicht ergänzen",
-        }
 
     suggestions: list[dict] = []
     seen_signatures: set[tuple[int, ...]] = set()
 
+    def slot_matches(food: dict, slot_keys: set[str]) -> bool:
+        return bool(slot_keys & set(food.get("builder_keys", ["neutral"])))
+
     for pattern in target_patterns:
-        groups = [builder_groups.get(builder_key, []) for builder_key in pattern]
+        slot_candidates = []
-        if any(not group for group in groups):
+        for slot_keys in pattern["slots"]:
+            matches = [food for food in home_foods if slot_matches(food, slot_keys)]
+            if not matches:
+                slot_candidates = []
+                break
+            slot_candidates.append(matches)
+        if not slot_candidates:
             continue
-        for combo in product(*groups):
+
+        for combo in product(*slot_candidates):
             signature = normalized_component_signature([item["id"] for item in combo])
-            if len(signature) != len(pattern) or signature in seen_signatures:
+            if len(signature) != len(combo) or signature in seen_signatures:
                 continue
             seen_signatures.add(signature)
             combo_items = list(combo)
             suggestions.append(
                 {
                     "title": build_generated_meal_name(combo_items, daypart_slug),
-                    "reason": reasons.get(pattern, "Zuhause gut kombinierbar"),
+                    "reason": pattern["reason"],
                     "component_ids": [item["id"] for item in combo_items],
                     "existing_item_id": None,
                 }
             )
-            if len(suggestions) >= limit:
+            if len(suggestions) >= limit * 3:
-                return suggestions
+                break
+        if len(suggestions) >= limit * 3:
+            break
     return suggestions
 
 
@@ -1719,6 +1776,7 @@ def build_day_planner_sections(
             + [item for item in candidates if item["kind"] == "food"],
             limit=20,
         )
+        search_candidates = dedupe_items(meal_candidates + food_candidates, limit=24)
         entry_item_ids = [int(entry["item_id"]) for entry in entries]
         sections.append(
             {
@@ -1727,6 +1785,7 @@ def build_day_planner_sections(
                 "candidates": candidates,
                 "meal_candidates": meal_candidates,
                 "food_candidates": food_candidates,
+                "search_candidates": search_candidates,
                 "recipe_suggestions": build_home_recipe_suggestions(int(daypart["id"]), limit=3),
                 "suggestions": build_daypart_suggestions(daypart["id"]),
                 "balance_suggestion": build_balance_suggestion(int(daypart["id"]), entry_item_ids),

nouri/static/js/ui.js

@@ -78,8 +78,8 @@
             const applyFilter = () => {
                 const term = input.value.trim().toLowerCase();
                 if (!term) {
-                    items.forEach((item) => {
+                    items.forEach((item, index) => {
-                        item.hidden = false;
+                        item.hidden = hasLimit ? index >= resultLimit : false;
                     });
                     syncGroups();
                     return;
@@ -109,8 +109,53 @@
         });
     };
 
+    const initIosPullToRefresh = () => {
+        const isAppleTouchDevice = /iP(ad|hone|od)/.test(navigator.userAgent)
+            || (navigator.platform === "MacIntel" && navigator.maxTouchPoints > 1);
+        if (!isAppleTouchDevice) return;
+
+        let startY = 0;
+        let maxPull = 0;
+        let tracking = false;
+
+        window.addEventListener("touchstart", (event) => {
+            if (window.scrollY > 0) {
+                tracking = false;
+                return;
+            }
+            startY = event.touches[0].clientY;
+            maxPull = 0;
+            tracking = true;
+        }, { passive: true });
+
+        window.addEventListener("touchmove", (event) => {
+            if (!tracking) return;
+            const currentY = event.touches[0].clientY;
+            maxPull = Math.max(maxPull, currentY - startY);
+        }, { passive: true });
+
+        window.addEventListener("touchend", () => {
+            if (tracking && maxPull > 96 && window.scrollY <= 2) {
+                window.location.reload();
+            }
+            tracking = false;
+            maxPull = 0;
+        }, { passive: true });
+
+        document.addEventListener("gesturestart", (event) => {
+            event.preventDefault();
+        });
+
+        document.addEventListener("touchmove", (event) => {
+            if (event.touches.length > 1) {
+                event.preventDefault();
+            }
+        }, { passive: false });
+    };
+
     document.addEventListener("DOMContentLoaded", () => {
         initMobileSheet();
         initFilterInputs();
+        initIosPullToRefresh();
     });
 })();

nouri/templates/admin/categories.html

@@ -66,6 +66,12 @@
                         {% if category.is_active %}Pausieren{% else %}Wieder aktivieren{% endif %}
                     </button>
                 </form>
+                {% if category.name not in default_categories %}
+                    <form method="post" action="{{ url_for('admin.category_delete', category_id=category.id) }}">
+                        {{ csrf_input() }}
+                        <button class="ghost-button" type="submit">Löschen</button>
+                    </form>
+                {% endif %}
             </div>
         </article>
     {% endfor %}

nouri/templates/base.html

@@ -2,7 +2,7 @@
 <html lang="de" data-theme="auto">
 <head>
     <meta charset="utf-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no, viewport-fit=cover">
     <title>{% block title %}Nouri{% endblock %}</title>
     <meta name="theme-color" content="#de9862">
     <meta name="mobile-web-app-capable" content="yes">

nouri/templates/planner/day.html

@@ -175,7 +175,7 @@
                         <input type="text" placeholder="Lebensmittel oder Mahlzeiten suchen" data-filter-input data-filter-target="#planner-list-{{ section.daypart.id }}" data-filter-limit="3">
                     </label>
                     <div class="compact-picker-list" id="planner-list-{{ section.daypart.id }}">
-                        {% for item in section.food_candidates %}
+                        {% for item in section.search_candidates %}
                             <form method="post" action="{{ url_for('main.planner_day', date=selected_date.isoformat()) }}" data-filter-label="{{ item.name|lower }} {{ item.category|default('', true)|lower }}">
                                 {{ csrf_input() }}
                                 <input type="hidden" name="plan_date" value="{{ selected_date.isoformat() }}">
@@ -184,7 +184,10 @@
                                 <input type="hidden" name="visibility" value="{{ item.visibility }}">
                                 <button class="picker-row" type="submit">
                                     <span>{{ item.name }}</span>
-                                    {% if item.availability_state == 'home' %}<small>zuhause</small>{% endif %}
+                                    <small>
+                                        {{ item_kind_labels[item.kind]|lower }}
+                                        {% if item.availability_state == 'home' %} · zuhause{% endif %}
+                                    </small>
                                 </button>
                             </form>
                         {% endfor %}

start.sh

@@ -20,4 +20,4 @@ if [ "${NOURI_RUN_REMINDER_WORKER:-1}" = "1" ]; then
   ) &
 fi
 
-exec gunicorn --bind 0.0.0.0:8000 --workers 2 --threads 4 wsgi:app
+exec gunicorn --bind 0.0.0.0:8000 --workers 1 --threads 4 wsgi:app