schizo v2

flake.nix

@@ -9,6 +9,7 @@
     nixPackages = with pkgs; with python313Packages; [
       requests
       prompt-toolkit
+      pypdf
     ];
   in {
     devShells."${system}".default = pkgs.mkShell {

main.py

@@ -2,33 +2,38 @@
 """
 WebUntis Absence Viewer
 -----------------------
-Fetches your absences from WebUntis and displays them
+Fetches your absences from WebUntis, displays them in an interactive
-in an interactive prompt_toolkit TUI.
+prompt_toolkit TUI (newest first, filterable), and can fill & export
+the school's Entschuldigung PDF template.
 
 Requirements:
-    pip install requests prompt_toolkit
+    pip install requests prompt_toolkit pypdf
 
 Usage:
     python webuntis_absences.py
     python webuntis_absences.py --server mese.webuntis.com --school MySchool
+    python webuntis_absences.py --template /path/to/Entschuldigung_template.pdf
 """
 
 import argparse
+import getpass
 import json
+import os
 import sys
 from datetime import date, datetime, timedelta
+from pathlib import Path
 
 import requests
 from prompt_toolkit import Application
 from prompt_toolkit.formatted_text import HTML
 from prompt_toolkit.key_binding import KeyBindings
-from prompt_toolkit.layout import HSplit, Layout, VSplit
+from prompt_toolkit.layout import HSplit, Layout
 from prompt_toolkit.layout.containers import Window
 from prompt_toolkit.layout.controls import FormattedTextControl
 from prompt_toolkit.styles import Style
-from prompt_toolkit.widgets import Box, Frame, Label, TextArea
+from prompt_toolkit.widgets import Frame, TextArea
 
-# ─── WebUntis API ────────────────────────────────────────────────────────────
+# ─── WebUntis API ─────────────────────────────────────────────────────────────
 
 class WebUntisClient:
     """Minimal WebUntis client using JSON-RPC + REST endpoints."""
@@ -45,8 +50,7 @@ class WebUntisClient:
         self._rpc_id     = 0
         self.person_id:   int | None = None
         self.person_type: int | None = None
-
+        self.display_name: str = ""     # real name from getUserData2017
-    # ── JSON-RPC helpers ──────────────────────────────────────────────────
 
     def _rpc(self, method: str, params: dict | None = None) -> dict:
         self._rpc_id += 1
@@ -67,8 +71,6 @@ class WebUntisClient:
             raise RuntimeError(f"WebUntis RPC error: {data['error']}")
         return data.get("result", {})
 
-    # ── Auth ──────────────────────────────────────────────────────────────
-
     def login(self, username: str, password: str) -> None:
         result = self._rpc("authenticate", {
             "user":     username,
@@ -79,6 +81,16 @@ class WebUntisClient:
         self.person_type = result.get("personType")
         if not self.person_id:
             raise RuntimeError("Login succeeded but no personId returned.")
+        # Fetch the real display name (login name ≠ student name)
+        try:
+            ud = self._rpc("getUserData2017")
+            self.display_name = (
+                ud.get("userData", {}).get("displayName")
+                or ud.get("displayName")
+                or ""
+            )
+        except Exception:
+            pass  # non-critical
 
     def logout(self) -> None:
         try:
@@ -86,24 +98,18 @@ class WebUntisClient:
         except Exception:
             pass
 
-    # ── Absences ──────────────────────────────────────────────────────────
-
     def get_absences(self, start: date, end: date) -> list[dict]:
-        """
+        """REST endpoint first, JSON-RPC fallback."""
-        Fetch absences via the REST endpoint.
-        Falls back to timetable_with_absences RPC if REST fails.
-        """
         url = (
             f"{self.base_url}/api/classreg/absences/students"
             f"?startDate={start.strftime('%Y%m%d')}"
             f"&endDate={end.strftime('%Y%m%d')}"
             f"&studentId={self.person_id}"
-            f"&excuseStatusId=-1"   # -1 = all statuses
+            f"&excuseStatusId=-1"
         )
         resp = self.session.get(url, timeout=15)
         if resp.status_code == 200:
             data = resp.json()
-            # REST endpoint wraps in data.absences or data directly
             absences = (
                 data.get("data", {}).get("absences")
                 or data.get("absences")
@@ -113,7 +119,7 @@ class WebUntisClient:
             if isinstance(absences, list):
                 return absences
 
-        # Fallback: JSON-RPC timetableWithAbsences
+        # Fallback
         result = self._rpc("getTimetableWithAbsences", {
             "options": {
                 "startDate": int(start.strftime("%Y%m%d")),
@@ -124,7 +130,6 @@ class WebUntisClient:
                 },
             }
         })
-        # Extract absences from timetable periods
         absences = []
         for period in result if isinstance(result, list) else result.get("periods", []):
             for ab in period.get("absences", []):
@@ -134,11 +139,48 @@ class WebUntisClient:
                 absences.append(ab)
         return absences
 
+    def get_student_class(self) -> str:
+        """Try to get the student's current class/Klasse."""
+        try:
+            ud = self._rpc("getUserData2017")
+            # look for class in userData
+            klassen = (
+                ud.get("userData", {}).get("klassenName")
+                or ud.get("userData", {}).get("klasse")
+                or ""
+            )
+            return klassen
+        except Exception:
+            return ""
 
-# ─── Formatting helpers ───────────────────────────────────────────────────────
 
-def _parse_untis_datetime(date_int, time_int) -> str:
+# ─── Sorting & filtering ───────────────────────────────────────────────────────
-    """Convert Untis integer date/time to readable string."""
+
+def _absence_sort_key(ab: dict):
+    """Return a comparable key for sorting (newest first)."""
+    date_val = ab.get("date") or ab.get("startDate") or 0
+    time_val = ab.get("startTime") or ab.get("lessonStartTime") or 0
+    try:
+        return (int(date_val), int(time_val))
+    except (ValueError, TypeError):
+        return (0, 0)
+
+
+def _is_unexcused(ab: dict) -> bool:
+    excused = ab.get("isExcused") or ab.get("excused") or ab.get("excuse")
+    print(f"Debug: Absence {ab.get('id', '?')} excuse status: {excused}")
+    return excused
+
+
+def filter_absences(absences: list[dict], unexcused_only: bool) -> list[dict]:
+    if unexcused_only:
+        absences = [a for a in absences if _is_unexcused(a)]
+    return sorted(absences, key=_absence_sort_key, reverse=True)
+
+
+# ─── Formatting ────────────────────────────────────────────────────────────────
+
+def _parse_dt(date_int, time_int) -> str:
     try:
         d = str(date_int)
         t = str(time_int).zfill(4)
@@ -149,17 +191,17 @@ def _parse_untis_datetime(date_int, time_int) -> str:
         return f"{date_int} {time_int}"
 
 
-def _excuse_label(absence: dict) -> str:
+def _excuse_label(ab: dict) -> str:
-    excused = absence.get("isExcused") or absence.get("excused") or absence.get("excuse")
+    excused = ab.get("isExcused") or ab.get("excused") or ab.get("excuse")
     if excused is True or excused == 1:
         return "✓ Excused"
-    if excused is False or excused == 0:
+    # if excused is False or excused == 0:
+    else:
         return "✗ Unexcused"
     return "? Unknown"
 
 
 def format_absence(ab: dict, idx: int) -> str:
-    """Turn one absence dict into a human-readable block."""
     date_val = ab.get("date") or ab.get("startDate", "")
     start    = ab.get("startTime") or ab.get("lessonStartTime", "")
     end      = ab.get("endTime")   or ab.get("lessonEndTime", "")
@@ -170,9 +212,9 @@ def format_absence(ab: dict, idx: int) -> str:
     minutes  = ab.get("absentTime") or ab.get("minutesAbsent") or ""
 
     if date_val and start:
-        when = _parse_untis_datetime(date_val, start)
+        when     = _parse_dt(date_val, start)
-        when_end = _parse_untis_datetime(date_val, end) if end else ""
+        when_end = _parse_dt(date_val, end) if end else ""
-        time_str = f"{when}" + (f" → {when_end.split(' ')[1]}" if when_end else "")
+        time_str = when + (f" → {when_end.split(' ')[1]}" if when_end else "")
     else:
         time_str = str(date_val) or "unknown"
 
@@ -192,27 +234,220 @@ def format_absence(ab: dict, idx: int) -> str:
 
 def build_display(absences: list[dict], title: str) -> str:
     if not absences:
-        return "  No absences found for the selected period.\n"
+        return "  No absences found for the selected period / filter.\n"
     header = f"  {title}\n  {'─' * 60}\n\n"
     body   = "".join(format_absence(ab, i) for i, ab in enumerate(absences))
     footer = f"\n  Total: {len(absences)} absence(s)\n"
     return header + body + footer
 
 
-# ─── TUI ─────────────────────────────────────────────────────────────────────
+# ─── PDF filling ───────────────────────────────────────────────────────────────
+
+def fill_entschuldigung(
+    template_path: str,
+    output_dir: str,
+    student_name: str,
+    student_class: str,
+    absence_dates: str,          # e.g. "12.06.2025 – 13.06.2025"
+    reason: str,
+    total_hours: int,
+    workshop_hours: int,
+    sign_date: str,              # e.g. "16.06.2025"
+) -> str:
+    """Fill the Entschuldigung PDF form and return the output path."""
+    try:
+        from pypdf import PdfReader, PdfWriter
+    except ImportError:
+        raise RuntimeError("pypdf is required: pip install pypdf")
+
+    reader = PdfReader(template_path)
+    writer = PdfWriter()
+    writer.append(reader)
+
+    # Field mapping (confirmed from extract_form_field_info):
+    # Textfeld 1 → Name des Schülers
+    # Textfeld 2 → Klasse
+    # Textfeld 4 → Versäumte(r) Unterrichtstag(e) / Datum
+    # Textfeld 3 → Begründung für das Fernbleiben
+    # Textfeld 5 → Zahl der versäumten Unterrichtsstunden
+    # Textfeld 6 → davon versäumte Werkstättenstunden
+    # Textfeld 7 → Datum (signature date, bottom left)
+
+    fields = {
+        "Textfeld 1": student_name,
+        "Textfeld 2": student_class,
+        "Textfeld 4": absence_dates,
+        "Textfeld 3": reason,
+        "Textfeld 5": str(total_hours),
+        "Textfeld 6": str(workshop_hours),
+        "Textfeld 7": sign_date,
+    }
+
+    writer.update_page_form_field_values(writer.pages[0], fields)
+
+    # Derive date for filename from absence_dates (take first date portion)
+    try:
+        first_date = absence_dates.split("–")[0].strip().split(" ")[0]
+        dt = datetime.strptime(first_date, "%d.%m.%Y")
+        date_suffix = dt.strftime("%d%m%Y")
+    except Exception:
+        date_suffix = datetime.now().strftime("%d%m%Y")
+
+    output_filename = f"Entschuldigung{date_suffix}.pdf"
+    output_path     = os.path.join(output_dir, output_filename)
+
+    with open(output_path, "wb") as f:
+        writer.write(f)
+
+    return output_path
+
+
+# ─── PDF export dialog ─────────────────────────────────────────────────────────
+
+def run_pdf_export_dialog(
+    absences: list[dict],
+    template_path: str,
+    student_name: str,
+    student_class: str,
+) -> None:
+    """Simple terminal prompts to collect data and fill the PDF."""
+    print("\n─── Export Entschuldigung PDF ─────────────────────────────")
+
+    # Pick absence(s) to excuse
+    unexcused = [a for a in absences if _is_unexcused(a)]
+    if not unexcused:
+        print("No unexcused absences found.")
+        return
+
+    print("\nUnexcused absences:")
+    for i, ab in enumerate(unexcused[:20]):
+        date_val = ab.get("date") or ab.get("startDate", "")
+        start    = ab.get("startTime") or ab.get("lessonStartTime", "")
+        print(f"  [{i+1}] {_parse_dt(date_val, start)}")
+
+    sel = input("\nEnter number(s) to excuse (comma-separated, or 'all'): ").strip()
+    if sel.lower() == "all":
+        selected = unexcused[:20]
+    else:
+        indices = [int(x.strip()) - 1 for x in sel.split(",") if x.strip().isdigit()]
+        selected = [unexcused[i] for i in indices if 0 <= i < len(unexcused)]
+
+    if not selected:
+        print("No valid selection.")
+        return
+
+    # Build date string
+    dates_sorted = sorted(selected, key=_absence_sort_key)
+    date_strs = []
+    for ab in dates_sorted:
+        dv = ab.get("date") or ab.get("startDate", "")
+        try:
+            d = str(dv)
+            date_strs.append(f"{d[6:8]}.{d[4:6]}.{d[:4]}")
+        except Exception:
+            date_strs.append(str(dv))
+    unique_dates = list(dict.fromkeys(date_strs))
+    absence_dates = ", ".join(unique_dates)
+
+    # Count hours (each absence period ≈ 1 lesson; use absentTime if available)
+    total_minutes = sum(
+        int(ab.get("absentTime") or ab.get("minutesAbsent") or 50)
+        for ab in selected
+    )
+    total_hours = max(1, round(total_minutes / 50))
+
+    # Prompt user for details
+    print(f"\n  Student name : {student_name or '(unknown)'}")
+    name_input = input(f"  Override name? [Enter to keep]: ").strip()
+    final_name  = name_input if name_input else student_name
+
+    print(f"  Class        : {student_class or '(unknown)'}")
+    class_input = input(f"  Override class? [Enter to keep]: ").strip()
+    final_class  = class_input if class_input else student_class
+
+    print(f"  Absence date(s): {absence_dates}")
+    date_override = input(f"  Override date(s)? [Enter to keep]: ").strip()
+    final_dates   = date_override if date_override else absence_dates
+
+    default_reason = (selected[0].get("reason") or selected[0].get("text") or "Krankheit")
+    reason_input  = input(f"  Reason [{default_reason}]: ").strip()
+    final_reason  = reason_input if reason_input else default_reason
+
+    print(f"  Total lessons missed: {total_hours}")
+    hours_input = input(f"  Override? [Enter to keep]: ").strip()
+    final_hours = int(hours_input) if hours_input.isdigit() else total_hours
+
+    workshop_input = input(f"  Workshop hours missed [0]: ").strip()
+    final_workshop = int(workshop_input) if workshop_input.isdigit() else 0
+
+    sign_date = input(
+        f"  Signature date [{datetime.now().strftime('%d.%m.%Y')}]: "
+    ).strip() or datetime.now().strftime("%d.%m.%Y")
+
+    output_dir = input(
+        f"  Save to directory [{os.getcwd()}]: "
+    ).strip() or os.getcwd()
+
+    try:
+        out = fill_entschuldigung(
+            template_path=template_path,
+            output_dir=output_dir,
+            student_name=final_name,
+            student_class=final_class,
+            absence_dates=final_dates,
+            reason=final_reason,
+            total_hours=final_hours,
+            workshop_hours=final_workshop,
+            sign_date=sign_date,
+        )
+        print(f"\n✅  Saved: {out}\n")
+    except Exception as e:
+        print(f"\n❌  Failed to fill PDF: {e}\n")
+
+
+# ─── TUI ──────────────────────────────────────────────────────────────────────
 
 STYLE = Style.from_dict({
     "frame.border": "ansicyan",
     "frame.title":  "bold ansicyan",
     "status":       "reverse ansicyan",
-    "key":           "bold ansiwhite",
     "text-area":    "ansiwhite",
-    "label":         "ansiyellow",
 })
 
 
-def run_tui(absences: list[dict], server: str, school: str,
+def run_tui(
-            start: date, end: date) -> None:
+    all_absences: list[dict],
+    server: str,
+    school: str,
+    start: date,
+    end: date,
+    template_path: str | None,
+    student_name: str,
+    student_class: str,
+) -> None:
+    state = {
+        "filter": False,   # True = show only unexcused
+    }
+
+    def _render() -> str:
+        filtered = filter_absences(all_absences, state["filter"])
+        mode     = "Unexcused only" if state["filter"] else "All absences"
+        title    = (
+            f"{school} | {start.strftime('%d.%m.%Y')} – {end.strftime('%d.%m.%Y')} | {mode}"
+        )
+        return build_display(filtered, title)
+
+    content = TextArea(
+        text=_render(),
+        read_only=True,
+        scrollbar=True,
+        style="class:text-area",
+        wrap_lines=False,
+    )
+
+    def _refresh():
+        content.text = _render()
+
     kb = KeyBindings()
 
     @kb.add("q")
@@ -221,30 +456,25 @@ def run_tui(absences: list[dict], server: str, school: str,
     def _quit(event):
         event.app.exit()
 
-    @kb.add("r")
+    @kb.add("f")
-    def _refresh(event):
+    def _toggle_filter(event):
-        content.text = "  Press 'r' again after data reloads…\n  (restart the script to fetch fresh data)"
+        state["filter"] = not state["filter"]
+        _refresh()
 
-    period_title = (
+    @kb.add("e")
-        f"Absences for {school} — "
+    def _export(event):
-        f"{start.strftime('%d.%m.%Y')} to {end.strftime('%d.%m.%Y')}"
+        if template_path:
-    )
+            event.app.exit(result="export")
-    display_text = build_display(absences, period_title)
+        # if no template, key does nothing
-
-    content = TextArea(
-        text=display_text,
-        read_only=True,
-        scrollbar=True,
-        style="class:text-area",
-        wrap_lines=False,
-    )
 
+    pdf_hint = "  <b>[E]</b> Export PDF" if template_path else ""
     status_bar = Window(
         content=FormattedTextControl(
             HTML(
-                " <b>[Q]</b> Quit  "
+                " <b>[Q]</b> Quit"
-                " <b>[↑/↓]</b> Scroll  "
+                "  <b>[F]</b> Toggle unexcused filter"
-                f" <b>Server:</b> {server}  "
+                f"{pdf_hint}"
+                "  <b>[↑/↓]</b> Scroll"
                 f"  <b>Fetched:</b> {datetime.now().strftime('%H:%M:%S')}"
             )
         ),
@@ -268,21 +498,27 @@ def run_tui(absences: list[dict], server: str, school: str,
         full_screen=True,
         mouse_support=True,
     )
-    app.run()
+    result = app.run()
+
+    if result == "export" and template_path:
+        run_pdf_export_dialog(
+            absences=all_absences,
+            template_path=template_path,
+            student_name=student_name,
+            student_class=student_class,
+        )
 
 
 # ─── CLI ──────────────────────────────────────────────────────────────────────
 
 def prompt_missing(args):
-    """Interactively prompt for any missing arguments."""
     if not args.server:
         args.server   = input("WebUntis server (e.g. mese.webuntis.com): ").strip()
     if not args.school:
-        args.school = input("School name (as shown in the URL): ").strip()
+        args.school   = input("School name (from the WebUntis URL): ").strip()
     if not args.username:
         args.username = input("Username: ").strip()
     if not args.password:
-        import getpass
         args.password = getpass.getpass("Password: ")
 
 
@@ -294,6 +530,8 @@ def main():
     parser.add_argument("--password", help="Your WebUntis password (omit to be prompted)")
     parser.add_argument("--days",     type=int, default=365,
                         help="How many past days to include (default: 365)")
+    parser.add_argument("--template", help="Path to Entschuldigung PDF template",
+                        default=None)
     args = parser.parse_args()
 
     prompt_missing(args)
@@ -307,6 +545,12 @@ def main():
     try:
         print("Logging in …")
         client.login(args.username, args.password)
+
+        student_name  = client.display_name
+        student_class = client.get_student_class()
+
+        print(f"Logged in as: {args.username}"
+              + (f" (name: {student_name})" if student_name else ""))
         print(f"Fetching absences from {start_date} to {end_date} …")
         absences = client.get_absences(start_date, end_date)
         print(f"Got {len(absences)} absence(s). Launching viewer …")
@@ -316,7 +560,16 @@ def main():
     finally:
         client.logout()
 
-    run_tui(absences, args.server, args.school, start_date, end_date)
+    run_tui(
+        all_absences=absences,
+        server=args.server,
+        school=args.school,
+        start=start_date,
+        end=end_date,
+        template_path=args.template,
+        student_name=student_name,
+        student_class=student_class,
+    )
 
 
 if __name__ == "__main__":