update

AzA march 2026/aza_license_logic.py

@@ -0,0 +1,36 @@
+import os
+import time
+from dataclasses import dataclass
+from typing import Optional
+
+
+@dataclass(frozen=True)
+class LicenseDecision:
+    valid: bool
+    valid_until: Optional[int]
+    status: str  # "active"|"grace"|"expired"|"none"
+
+
+def compute_license_decision(current_period_end: Optional[int], status: Optional[str]) -> LicenseDecision:
+    """
+    current_period_end: epoch seconds (UTC)
+    status: normalized db status or stripe subscription status (best effort)
+    """
+    now = int(time.time())
+
+    if not current_period_end:
+        return LicenseDecision(valid=False, valid_until=None, status="none")
+
+    grace_days = int(os.getenv("AZA_GRACE_DAYS", "0"))
+    grace_seconds = grace_days * 24 * 60 * 60
+
+    # Normalize status (kept for future; time gating is primary)
+    _ = (status or "").lower().strip()
+
+    if now <= int(current_period_end):
+        return LicenseDecision(valid=True, valid_until=int(current_period_end), status="active")
+
+    if grace_seconds > 0 and now <= int(current_period_end) + grace_seconds:
+        return LicenseDecision(valid=True, valid_until=int(current_period_end), status="grace")
+
+    return LicenseDecision(valid=False, valid_until=int(current_period_end), status="expired")