From 7764dff91c1147a9c52344969d531e92aaad1f39 Mon Sep 17 00:00:00 2001
From: r-vdp <ramses@well-founded.dev>
Date: Wed, 11 Jun 2025 17:49:31 +0200
Subject: [PATCH] chore: remove old ABI events that do not exist anymore

---
 golem_base_sdk/__init__.py  | 19 ++-----------------
 golem_base_sdk/constants.py | 22 ----------------------
 golem_base_sdk/utils.py     | 35 -----------------------------------
 3 files changed, 2 insertions(+), 74 deletions(-)

diff --git a/golem_base_sdk/__init__.py b/golem_base_sdk/__init__.py
index 6f445c7..095afe0 100755
--- a/golem_base_sdk/__init__.py
+++ b/golem_base_sdk/__init__.py
@@ -50,7 +50,7 @@
     UpdateEntityReturnType,
     WatchLogsHandle,
 )
-from .utils import parse_legacy_btl_extended_log, rlp_encode_transaction
+from .utils import rlp_encode_transaction
 
 __all__: Sequence[str] = [
     # Exports from .types
@@ -541,15 +541,6 @@ async def _process_golem_base_log_receipt(
                         ),
                     )
                 )
-            # This is only here for backwards compatibility and can be removed
-            # once we undeploy kaolin.
-            case (
-                "GolemBaseStorageEntityBTLExptended"
-                | "GolemBaseStorageEntityTTLExptended"
-            ):
-                extensions.append(parse_legacy_btl_extended_log(log_receipt))
-            case other:
-                raise ValueError(f"Unknown event type: {other}")
 
         return GolemBaseTransactionReceipt(
             creates=creates,
@@ -695,13 +686,7 @@ def create_subscription(topic: HexStr) -> LogsSubscription:
         if delete_callback:
             event_names.append("GolemBaseStorageEntityDeleted")
         if extend_callback:
-            event_names.extend(
-                [
-                    "GolemBaseStorageEntityBTLExtended",
-                    "GolemBaseStorageEntityBTLExptended",
-                    "GolemBaseStorageEntityTTLExptended",
-                ]
-            )
+            event_names.append("GolemBaseStorageEntityBTLExtended")
 
         events = list(
             map(
diff --git a/golem_base_sdk/constants.py b/golem_base_sdk/constants.py
index 5d13e35..3376cb4 100644
--- a/golem_base_sdk/constants.py
+++ b/golem_base_sdk/constants.py
@@ -47,26 +47,4 @@
         "name": "GolemBaseStorageEntityBTLExtended",
         "type": "event",
     },
-    # Old ABI event that has a typo in the name and a missing non-indexed argument.
-    # This can be removed once we retire the kaolin network (the only one using
-    # this event hash).
-    {
-        "anonymous": False,
-        "inputs": [
-            {"indexed": True, "name": "entityKey", "type": "uint256"},
-            {"indexed": False, "name": "expirationBlock", "type": "uint256"},
-        ],
-        "name": "GolemBaseStorageEntityBTLExptended",
-        "type": "event",
-    },
-    # Old ABI before rename of TTL -> BTL
-    {
-        "anonymous": False,
-        "inputs": [
-            {"indexed": True, "name": "entityKey", "type": "uint256"},
-            {"indexed": False, "name": "expirationBlock", "type": "uint256"},
-        ],
-        "name": "GolemBaseStorageEntityTTLExptended",
-        "type": "event",
-    },
 ]
diff --git a/golem_base_sdk/utils.py b/golem_base_sdk/utils.py
index 952c6c4..d9b5919 100644
--- a/golem_base_sdk/utils.py
+++ b/golem_base_sdk/utils.py
@@ -3,13 +3,9 @@
 import logging
 
 import rlp
-from web3.types import LogReceipt
 
 from .types import (
     Annotation,
-    EntityKey,
-    ExtendEntityReturnType,
-    GenericBytes,
     GolemBaseTransaction,
 )
 
@@ -73,34 +69,3 @@ def format_annotation[T](annotation: Annotation[T]) -> tuple[str, T]:
     encoded: bytes = rlp.encode(payload)
     logger.debug("Encoded  payload: %s", encoded)
     return encoded
-
-
-def parse_legacy_btl_extended_log(log_receipt: LogReceipt) -> ExtendEntityReturnType:
-    """
-    Parse legacy BTL extended logs.
-
-    For legacy extend ABI types, the type signature in the ABI does
-    not correspond to the actual data returned, so we need
-    to parse the data ourselves.
-    """
-    # pylint: disable=line-too-long
-    # Take the first 64 bytes by masking the rest
-    # (shift 1 to the left 256 positions, then negate the number)
-    # Example:
-    # 0x 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 012f
-    #    0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0143
-    # mask this with:
-    # 0x 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
-    #    1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111
-    # to obtain 0x143
-    # and then shift the original number to the right
-    # by 256 to obtain 0x12f
-    data_parsed = int.from_bytes(log_receipt["data"], byteorder="big", signed=False)
-    new_expiration_block = data_parsed & ((1 << 256) - 1)
-    old_expiration_block = data_parsed >> 256
-
-    return ExtendEntityReturnType(
-        old_expiration_block=old_expiration_block,
-        new_expiration_block=new_expiration_block,
-        entity_key=EntityKey(GenericBytes(log_receipt["topics"][1])),
-    )