add works in progress

downloader.py

@@ -0,0 +1,43 @@
+import subprocess
+import os
+from datetime import datetime, timedelta
+
+class CopernicusDownloader:
+    def __init__(self, user, pwd):
+        self.user = user
+        self.pwd = pwd
+        self.dataset_id = "cmems_mod_ibi_phy_anfc_0.027deg-2D_PT1H-m"
+        self.service_id = "IBI_ANALYSISFORECAST_PHY_005_001-TDS"
+        self.motu_url = "https://nrt.cmems-du.eu/motu-web/Motu"
+
+    def download(self, lat_min, lat_max, lon_min, lon_max, days, output_dir):
+        today = datetime.utcnow()
+        start_date = today.strftime("%Y-%m-%dT00:00:00")
+        end_date = (today + timedelta(days=days)).strftime("%Y-%m-%dT23:00:00")
+        os.makedirs(output_dir, exist_ok=True)
+
+        output_name = f"copernicus_{start_date[:10]}_{end_date[:10]}.nc"
+        output_path = os.path.join(output_dir, output_name)
+
+        cmd = [
+            "motuclient",
+            "--motu", self.motu_url,
+            "--service-id", self.service_id,
+            "--product-id", self.dataset_id,
+            "--longitude-min", str(lon_min),
+            "--longitude-max", str(lon_max),
+            "--latitude-min", str(lat_min),
+            "--latitude-max", str(lat_max),
+            "--date-min", start_date,
+            "--date-max", end_date,
+            "--variable", "uo",
+            "--variable", "vo",
+            "--variable", "zos",
+            "--variable", "thetao",
+            "--out-dir", output_dir,
+            "--out-name", output_name,
+            "--user", self.user,
+            "--pwd", self.pwd
+        ]
+
+        subprocess.run(cmd, check=True)