codex2

pricewatch/app/stores/price_parser.py

@@ -0,0 +1,48 @@
+"""
+Helpers pour parser des prix avec separateurs de milliers.
+"""
+
+from __future__ import annotations
+
+import re
+from typing import Optional
+
+
+def parse_price_text(text: str) -> Optional[float]:
+    """
+    Parse un texte de prix en float.
+
+    Gere les separateurs espace, point, virgule et espaces insécables.
+    """
+    if not text:
+        return None
+
+    text = re.sub(r"(\d)\s*€\s*(\d)", r"\1,\2", text)
+    cleaned = text.replace("\u00a0", " ").replace("\u202f", " ").replace("\u2009", " ")
+    cleaned = "".join(ch for ch in cleaned if ch.isdigit() or ch in ".,")
+    if not cleaned:
+        return None
+
+    if "," in cleaned and "." in cleaned:
+        if cleaned.rfind(",") > cleaned.rfind("."):
+            cleaned = cleaned.replace(".", "")
+            cleaned = cleaned.replace(",", ".")
+        else:
+            cleaned = cleaned.replace(",", "")
+    elif "," in cleaned:
+        parts = cleaned.split(",")
+        if len(parts) > 1:
+            decimal = parts[-1]
+            integer = "".join(parts[:-1])
+            cleaned = f"{integer}.{decimal}" if decimal else integer
+    elif "." in cleaned:
+        parts = cleaned.split(".")
+        if len(parts) > 1:
+            decimal = parts[-1]
+            integer = "".join(parts[:-1])
+            cleaned = f"{integer}.{decimal}" if decimal else integer
+
+    try:
+        return float(cleaned)
+    except ValueError:
+        return None