debug lib für Kollisionsprüfung impl

lib/export_csv.py

@@ -55,6 +55,7 @@ from export_planquadrat import load_planquadrat_config, resolve_origins, compute
 from export_neighbors import (
     load_neighbor_tolerance_mm,
     load_omniflo_cell_size_mm,
+    load_collision_debug_target,
     compute_neighbor_ids,
     compute_neighbor_errors,
 )
@@ -63,6 +64,7 @@ BLOCKPATTERNS = load_patterns()
 PLANQUADRAT_CFG = load_planquadrat_config()
 NEIGHBOR_TOLERANCE_MM = load_neighbor_tolerance_mm()
 NEIGHBOR_OMNIFLO_CELL_SIZE_MM = load_omniflo_cell_size_mm()
+NEIGHBOR_DEBUG_TARGET = load_collision_debug_target()
 
 
 # ---------------------------------------------------------------------------
@@ -311,7 +313,7 @@ SKIP_BLOCKS = set(BLOCKPATTERNS.get("pattern_ks_subblocks", ["K1", "K2", "K3", "
 # Bloecke verarbeiten (einfache Liste, keine Summierung)
 # ---------------------------------------------------------------------------
 
-def process_blocks(blocks, lookup):
+def process_blocks(blocks, lookup, dbg=None):
     # x_origin_mm/y_origin_mm einmalig fuer diesen Exportlauf aufloesen (siehe
     # export_planquadrat.resolve_origins): automatisch aus den Bloecken, falls
     # nicht explizit in [Planquadrate] konfiguriert.
@@ -498,7 +500,7 @@ def process_blocks(blocks, lookup):
         })
 
     neighbor_ids = compute_neighbor_ids(
-        items, NEIGHBOR_TOLERANCE_MM, NEIGHBOR_OMNIFLO_CELL_SIZE_MM)
+        items, NEIGHBOR_TOLERANCE_MM, NEIGHBOR_OMNIFLO_CELL_SIZE_MM, dbg=dbg)
     neighbor_errors = compute_neighbor_errors(items, neighbor_ids)
     for item, nachbarn, fehler in zip(items, neighbor_ids, neighbor_errors):
         item["nachbarn"] = nachbarn
@@ -558,7 +560,31 @@ def main():
     print(f"[export_csv] {len(blocks)} Bloecke geladen, "
           f"{len(boegen)} Boegen, {len(weichen)} Weichen im Katalog.")
 
-    items = process_blocks(blocks, lookup)
+    # Optionales Kollisions-/Nachbarschafts-Debuglog (siehe [Nachbarschaft] ->
+    # debug_log in cfg/export.cfg). dbg ist ein Callable(str), das eine Zeile
+    # in die .dbg-Datei schreibt - oder None, wenn das Log deaktiviert ist.
+    dbg_file = None
+    dbg = None
+    if NEIGHBOR_DEBUG_TARGET:
+        try:
+            os.makedirs(os.path.dirname(NEIGHBOR_DEBUG_TARGET), exist_ok=True)
+            dbg_file = open(NEIGHBOR_DEBUG_TARGET, "w", encoding="utf-8")
+            dbg = lambda msg: dbg_file.write(msg + "\n")
+            dbg(f"# Kollisions-/Nachbarschafts-Debuglog (export_csv.py)")
+            dbg(f"# Quelle: {raw_json_path}")
+            dbg(f"# Bloecke im Roh-JSON: {len(blocks)}")
+            dbg("")
+        except OSError as exc:
+            print(f"[export_csv] WARNUNG: Debuglog nicht schreibbar "
+                  f"({NEIGHBOR_DEBUG_TARGET}): {exc}")
+            dbg_file = None
+            dbg = None
+
+    items = process_blocks(blocks, lookup, dbg=dbg)
+
+    if dbg_file:
+        dbg_file.close()
+        print(f"[export_csv] Kollisions-Debuglog geschrieben: {NEIGHBOR_DEBUG_TARGET}")
 
     header = ("Elementnummer;TeileArt;TeileId;Bezeichnung;Planquadrat;Anzahl;Position;Boundingbox;"
               "Insertpoint;K1;K2;K3;K4;Nachbarn;Fehler;Merkmale")