Fix coverage: add /api/coverage route, remove stray gather code from loadCoverage

precompute_all_v4.py

@@ -0,0 +1,63 @@
+import json, sys, os, numpy as np, h5py
+from pathlib import Path
+from datetime import datetime
+from tqdm import tqdm
+
+INDEX_PATH = Path("/mnt/kingston/seismic_webapp/data/index.json")
+OUTPUT_DIR = Path("/mnt/kingston/seismic_webapp/data/rms_cache")
+SAMPLE_RATE = 200
+
+def fix_path(p):
+    p = p.replace('\\', '/')
+    if p.startswith('F:/'): return '/mnt/kingston/' + p[3:]
+    if p.startswith('E:/'): return '/mnt/data_sdb1/' + p[3:]
+    return p
+
+def compute_rms(h5_path):
+    h5_path = fix_path(h5_path)
+    if not os.path.exists(h5_path): return None
+    try:
+        with h5py.File(h5_path, 'r') as f:
+            ds = f['adc_values']
+            start_ts = int(ds.attrs.get('timestamp', 0))
+            if start_ts == 0: return None
+            # On prend 5000 samples pour un RMS représentatif
+            samples = ds[0:5000]
+            rms = float(np.sqrt(np.mean(samples.astype(np.float64)**2)))
+            return [{'ts': start_ts, 'rms': rms}]
+    except: return None
+
+def main():
+    with open(INDEX_PATH, 'r') as f: index = json.load(f)
+    nodes = index.get('nodes', {})
+    OUTPUT_DIR.mkdir(parents=True, exist_ok=True)
+    
+    # Toutes les dates du système
+    all_dates = set()
+    for n in nodes.values(): 
+        if 'dates' in n: all_dates.update(n['dates'].keys())
+    
+    print(f"Dates à traiter: {sorted(list(all_dates))}")
+    
+    channel = "ch0"
+    for date in sorted(list(all_dates)):
+        output_file = OUTPUT_DIR / f"rms_{date}_{channel}.json"
+        # On force la régénération pour être sûr d'avoir tout
+        print(f"Processing {date}...")
+        results = {}
+        for nid, node in tqdm(nodes.items(), desc=f"Nodes {date}"):
+            files = node.get('dates', {}).get(date, [])
+            # On cherche les fichiers data prioritaires
+            target = next((f for f in files if '_data_' in f['path'] and f'_{channel}_' in f['path']), None)
+            if not target and files: target = files[0] # Fallback
+            
+            if target:
+                data = compute_rms(target['path'])
+                if data: results[nid] = data
+        
+        if results:
+            with open(output_file, 'w') as f:
+                json.dump({'date':date, 'channel':channel, 'nodes':results}, f)
+            print(f"Sauvegardé {output_file.name}: {len(results)} nodes")
+
+if __name__ == '__main__': main()