From f63fbeeffd76cb20275998e5077d0480892d6d8d Mon Sep 17 00:00:00 2001
From: Frederik Beimgraben <frederik@beimgraben.net>
Date: Sun, 31 Aug 2025 18:02:28 +0200
Subject: [PATCH] Re-Add Number / Key

---
 pdf_field_mapping.py | 24 ++++++++++++++++++------
 pdf_to_json.py       | 37 ++++++++++++++++++++++++++++++-------
 2 files changed, 48 insertions(+), 13 deletions(-)

diff --git a/pdf_field_mapping.py b/pdf_field_mapping.py
index 2a239b21..8f881ec0 100644
--- a/pdf_field_mapping.py
+++ b/pdf_field_mapping.py
@@ -9,7 +9,19 @@ _PLACEHOLDER_VALUES: set = {None, "", "-", "JJJJ-MM", "/\\Fld@default "}
 
 # --- COMMON fields (shared across variants) ---
 TEXT_MAPPING_COMMON: dict = {
-    # Applicant
+    # --- Meta ---
+    'pa-id': {
+        'required': True,
+        'target-key': 'pa.meta.id',
+        'type': str,
+    },
+    'pa-key': {
+        'required': True,
+        'target-key': 'pa.meta.key',
+        'type': str,
+    },
+
+    # --- Applicant ---
     'pa-applicant-type': {
         'required': True,
         'target-key': 'pa.applicant.type',
@@ -56,14 +68,14 @@ TEXT_MAPPING_COMMON: dict = {
         ]
     },
 
-    # Project core
+    # --- Project core ---
     'pa-project-name':        {'required': True,  'target-key': 'pa.project.name', 'type': str},
     'pa-start-date':          {'required': True,  'target-key': 'pa.project.dates.start', 'type': str},
     'pa-end-date':            {'required': False, 'target-key': 'pa.project.dates.end',   'type': str},
     'pa-participants':        {'required': False, 'target-key': 'pa.project.participants', 'type': int},
     'pa-project-description': {'required': True,  'target-key': 'pa.project.description', 'type': str},
 
-    # Participation (checkboxes)
+    # --- Participation (checkboxes) ---
     'pa-participating-faculties-inf':  {'required': False, 'target-key': 'pa.project.participation.faculties.inf',  'type': bool},
     'pa-participating-faculties-esb':  {'required': False, 'target-key': 'pa.project.participation.faculties.esb',  'type': bool},
     'pa-participating-faculties-ls':   {'required': False, 'target-key': 'pa.project.participation.faculties.ls',   'type': bool},
@@ -72,15 +84,15 @@ TEXT_MAPPING_COMMON: dict = {
     'pa-participating-faculties-nxt':  {'required': False, 'target-key': 'pa.project.participation.faculties.nxt',  'type': bool},
     'pa-participating-faculties-open': {'required': False, 'target-key': 'pa.project.participation.faculties.open', 'type': bool},
 
-    # Costs & totals
+    # --- Costs & totals ---
     'pa-cost-{a;1:24}-name':        {'required': True, 'target-key': 'pa.project.costs[{a}].name',      'type': str},
     'pa-cost-{a;1:24}-amount-euro': {'required': True, 'target-key': 'pa.project.costs[{a}].amountEur', 'type': float},
     'pa-requested-amount-euro-sum': {'required': True, 'target-key': 'pa.project.totals.requestedAmountEur', 'type': float},
 
-    # Attachments common
+    # --- Attachments common ---
     'pa-anh-vergleichsangebote': {'required': False, 'target-key': 'pa.attachments.comparativeOffers', 'type': bool},
 
-    # Misc
+    # --- Misc ---
     'warning-not-supported': {'required': False, 'target-key': 'warning.notSupported', 'type': str},
 }
 
diff --git a/pdf_to_json.py b/pdf_to_json.py
index 7a9dcb06..cbab07c0 100755
--- a/pdf_to_json.py
+++ b/pdf_to_json.py
@@ -17,7 +17,7 @@ import json
 import re
 from argparse import ArgumentParser
 from dataclasses import dataclass, asdict, field
-from typing import Any, Dict, Iterable, List, Mapping, Optional, Tuple, Union
+from typing import Any, Dict, Iterable, List, Mapping, Optional, Tuple
 
 import PyPDF2
 from pdf_field_mapping import (
@@ -31,6 +31,11 @@ from pdf_field_mapping import (
 # Types / Data Model
 # =========================
 
+@dataclass
+class Meta:
+    id: Optional[str] = None
+    key: Optional[str] = None
+
 @dataclass
 class Name:
     first: Optional[str] = None
@@ -133,7 +138,11 @@ class WarningInfo:
 
 @dataclass
 class RootPayload:
-    pa: Any = field(default_factory=dict)  # will hold applicant + project + attachments
+    pa: Dict[str, Any] = field(default_factory=dict)  # kompatibel für Dump
+    applicant: Applicant = field(default_factory=Applicant)
+    project: Project = field(default_factory=Project)
+    attachments: Attachments = field(default_factory=Attachments)
+    meta: Meta = field(default_factory=Meta)
     warning: WarningInfo = field(default_factory=WarningInfo)
     _validation: Dict[str, Any] = field(default_factory=dict)
 
@@ -338,6 +347,13 @@ def _get(d: Mapping[str, Any], path: str, default=None):
     return curr
 
 def payload_to_model(payload: Dict[str, Any]) -> RootPayload:
+    # Meta
+    meta_dict = _get(payload, "pa.meta", {}) or {}
+    meta = Meta(
+        id=meta_dict.get("id"),
+        key=meta_dict.get("key"),
+    )
+
     # Build Applicant
     applicant_dict = _get(payload, "pa.applicant", {}) or {}
     applicant = Applicant(
@@ -427,14 +443,21 @@ def payload_to_model(payload: Dict[str, Any]) -> RootPayload:
     warning = WarningInfo(notSupported=warning_dict.get("notSupported"))
 
     root = RootPayload(
-        pa={
-            "applicant": asdict(applicant),
-            "project": asdict(project),
-            "attachments": asdict(attachments),
-        },
+        applicant=applicant,
+        project=project,
+        attachments=attachments,
+        meta=meta,
         warning=warning,
         _validation=payload.get("_validation", {}),
     )
+
+    # Für JSON-Kompatibilität auch pa zusammenbauen
+    root.pa = {
+        "meta": asdict(meta),
+        "applicant": asdict(applicant),
+        "project": asdict(project),
+        "attachments": asdict(attachments),
+    }
     return root