Improve PDF export line breaks

nouri/main.py

@@ -2033,7 +2033,7 @@ def fetch_plan_entries_for_range_export(start_date: date, end_date: date, *, mod
 
 
 def format_week_pdf_entry(entry: dict, *, mode: str) -> str:
-    label = entry["item_name"]
+    label = format_pdf_cell_label(entry["item_name"])
     if mode == "household":
         if entry.get("target_name"):
             return f"{label} (Für {entry['target_name']})"
@@ -2046,6 +2046,23 @@ def format_week_pdf_entry(entry: dict, *, mode: str) -> str:
     return label
 
 
+def format_pdf_cell_label(label: str) -> str:
+    cleaned = " ".join((label or "").split())
+    if not cleaned:
+        return ""
+
+    if " - " in cleaned:
+        return cleaned.replace(" - ", "\n")
+
+    if ", " in cleaned and len(cleaned) > 20:
+        return cleaned.replace(", ", ",\n")
+
+    if "-" in cleaned:
+        return "-\n".join(part for part in cleaned.split("-") if part)
+
+    return cleaned
+
+
 def build_week_pdf_rows(week_start: date, *, mode: str) -> tuple[list, list[list[str]]]:
     days = [week_start + timedelta(days=index) for index in range(7)]
     grouped_entries = fetch_plan_entries_for_range_export(week_start, week_start + timedelta(days=6), mode=mode)
@@ -2098,6 +2115,7 @@ def build_week_plan_pdf(week_start: date, *, mode: str = "mine") -> bytes:
     pdf.cell(0, 6, f"KW {week_number:02d}", new_x="LMARGIN", new_y="NEXT")
     pdf.ln(3)
     pdf.set_text_color(20, 20, 20)
+    pdf.set_font("Helvetica", "", 10)
 
     headings = [" "] + [f"{format_weekday(day)}\n{day.strftime('%d.%m.%Y')}" for day in days]
     first_column_width = 34