feat(server): modularize backend and admin console

app/repositories/license_repository.py

@@ -0,0 +1,75 @@
+import db
+
+
+def insert_license(
+    license_id: str,
+    license_key_hash: str,
+    license_key_cipher: str,
+    customer_name: str,
+    app_id: str,
+    channel: str,
+    max_devices: int,
+    valid_until: str,
+):
+    conn = db.get_conn()
+    try:
+        channel_row = conn.execute("SELECT * FROM channels WHERE app_id=? AND channel_code=?", (app_id, channel)).fetchone()
+        if not channel_row:
+            return "channel_not_found"
+        if not channel_row["enabled"]:
+            return "channel_disabled"
+        conn.execute(
+            """INSERT INTO licenses
+            (license_id,license_key_hash,license_key_cipher,customer_name,app_id,channel_code,max_devices,valid_until,status)
+            VALUES(?,?,?,?,?,?,?,?,'active')""",
+            (license_id, license_key_hash, license_key_cipher, customer_name, app_id, channel, max_devices, valid_until),
+        )
+        conn.commit()
+        return "ok"
+    except Exception:
+        conn.rollback()
+        raise
+    finally:
+        conn.close()
+
+
+def list_licenses(app_id: str = "", include_deleted: bool = False) -> list:
+    deleted_filter = "" if include_deleted else " AND status<>'deleted'"
+    conn = db.get_conn()
+    if app_id:
+        rows = conn.execute(
+            f"""SELECT l.*,(SELECT COUNT(*) FROM license_devices d WHERE d.license_id=l.license_id) used_devices
+            FROM licenses l WHERE app_id=?{deleted_filter} ORDER BY created_at DESC""",
+            (app_id,),
+        ).fetchall()
+    else:
+        rows = conn.execute(
+            f"""SELECT l.*,(SELECT COUNT(*) FROM license_devices d WHERE d.license_id=l.license_id) used_devices
+            FROM licenses l WHERE 1=1{deleted_filter} ORDER BY created_at DESC"""
+        ).fetchall()
+    conn.close()
+    return rows
+
+
+def set_license_status(license_id: str, status: str) -> int:
+    conn = db.get_conn()
+    cur = conn.execute(
+        "UPDATE licenses SET status=?,updated_at=datetime('now') WHERE license_id=? AND status<>'deleted'",
+        (status, license_id),
+    )
+    conn.commit()
+    updated = cur.rowcount
+    conn.close()
+    return updated
+
+
+def soft_delete_license(license_id: str) -> int:
+    conn = db.get_conn()
+    cur = conn.execute(
+        "UPDATE licenses SET status='deleted',updated_at=datetime('now') WHERE license_id=? AND status<>'deleted'",
+        (license_id,),
+    )
+    conn.commit()
+    updated = cur.rowcount
+    conn.close()
+    return updated