Initial commit — QGIS S-57 Converter

build_barranquilla.py

@@ -0,0 +1,51 @@
+"""
+Build CO1CO01M.000 directly from dimar_ayudas_barranquilla.csv
+without needing a QGIS project file.
+"""
+import sys, json
+from pathlib import Path
+
+# Import S57CellWriter from converter (it's defined there)
+sys.path.insert(0, str(Path(__file__).parent))
+from converter import S57CellWriter
+
+# ── paths ─────────────────────────────────────────────────────────────────────
+HERE   = Path(__file__).parent
+CSV    = HERE / "dimar_ayudas_barranquilla.csv"
+CONFIG = HERE / "cell_config.json"
+OUTPUT = HERE / "dist" / "CO1CO01M" / "CO1CO01M.000"
+
+# ── load config ───────────────────────────────────────────────────────────────
+with open(CONFIG, encoding="utf-8") as f:
+    cfg = json.load(f)
+
+# Update issue date and ensure correct cell name
+cfg["cell_name"]    = "CO1CO01M"
+cfg["issue_date"]   = "20260430"
+cfg["update_number"] = 1
+
+# ── build ─────────────────────────────────────────────────────────────────────
+OUTPUT.parent.mkdir(parents=True, exist_ok=True)
+
+attr_map = cfg.get("attribute_mappings", {})
+
+print(f"Input:  {CSV}")
+print(f"Output: {OUTPUT}")
+print()
+
+writer = S57CellWriter(str(OUTPUT), cfg)
+writer.open()
+
+count = writer.add_features_from_csv(
+    CSV,
+    "BOYLAT",          # default class (overridden per-row by feat_type column)
+    attr_map,
+    x_field="lon",
+    y_field="lat",
+)
+
+writer.close()
+writer.summary()
+
+print(f"\n✓  {count} feature(s) written")
+print(f"   {OUTPUT}  ({OUTPUT.stat().st_size // 1024} KB)")