From 13a23775773fb45c56ed27e62ef9d6720641300e Mon Sep 17 00:00:00 2001
From: rhysrevans3 <rhys.r.evans3@gmail.com>
Date: Wed, 28 Aug 2024 15:46:25 +0100
Subject: [PATCH] Switching from attrs to basemodel for patch operations.

---
 .../extensions/tests/test_transaction.py      | 12 +++------
 stac_fastapi/types/stac_fastapi/types/core.py |  3 +--
 stac_fastapi/types/stac_fastapi/types/stac.py | 27 +++++++++----------
 3 files changed, 16 insertions(+), 26 deletions(-)

diff --git a/stac_fastapi/extensions/tests/test_transaction.py b/stac_fastapi/extensions/tests/test_transaction.py
index db2a9f1b..afac5735 100644
--- a/stac_fastapi/extensions/tests/test_transaction.py
+++ b/stac_fastapi/extensions/tests/test_transaction.py
@@ -145,9 +145,7 @@ def test_merge_patch_item(client: TestClient, item: Item) -> None:
 
 
 def test_json_patch_item(client: TestClient) -> None:
-    operations = [
-        {"op": "add", "path": "properties.new_prop", "value": "new_prop_value"}
-    ]
+    operations = [{"op": "add", "path": "properties.new_prop", "value": "new_prop_value"}]
     headers = {"Content-Type": "application/json-patch+json"}
     response = client.patch(
         "/collections/a-collection/items/an-item",
@@ -191,9 +189,7 @@ def test_merge_patch_collection(client: TestClient, collection: Collection) -> N
 
 
 def test_json_patch_collection(client: TestClient) -> None:
-    operations = [
-        {"op": "add", "path": "summaries.new_prop", "value": "new_prop_value"}
-    ]
+    operations = [{"op": "add", "path": "summaries.new_prop", "value": "new_prop_value"}]
     headers = {"Content-Type": "application/json-patch+json"}
     response = client.patch(
         "/collections/a-collection/items/an-item",
@@ -273,9 +269,7 @@ def collection() -> Collection:
         "description": "A test collection",
         "extent": {
             "spatial": {"bbox": [[-180, -90, 180, 90]]},
-            "temporal": {
-                "interval": [["2000-01-01T00:00:00Z", "2024-01-01T00:00:00Z"]]
-            },
+            "temporal": {"interval": [["2000-01-01T00:00:00Z", "2024-01-01T00:00:00Z"]]},
         },
         "links": [],
         "assets": {},
diff --git a/stac_fastapi/types/stac_fastapi/types/core.py b/stac_fastapi/types/stac_fastapi/types/core.py
index 4595cd37..eb6c598c 100644
--- a/stac_fastapi/types/stac_fastapi/types/core.py
+++ b/stac_fastapi/types/stac_fastapi/types/core.py
@@ -21,8 +21,7 @@
 from stac_fastapi.types.requests import get_base_url
 from stac_fastapi.types.rfc3339 import DateTimeType
 from stac_fastapi.types.search import BaseSearchPostRequest
-from stac_fastapi.types.stac import (PartialCollection, PartialItem,
-                                     PatchOperation)
+from stac_fastapi.types.stac import PartialCollection, PartialItem, PatchOperation
 
 __all__ = [
     "NumType",
diff --git a/stac_fastapi/types/stac_fastapi/types/stac.py b/stac_fastapi/types/stac_fastapi/types/stac.py
index f4df87e1..9c7ec6d3 100644
--- a/stac_fastapi/types/stac_fastapi/types/stac.py
+++ b/stac_fastapi/types/stac_fastapi/types/stac.py
@@ -2,7 +2,7 @@
 
 from typing import Any, Dict, List, Literal, Optional, Union
 
-import attr
+from pydantic import BaseModel
 from stac_pydantic.shared import BBox
 from typing_extensions import TypedDict
 
@@ -110,31 +110,28 @@ class PartialItem(TypedDict, total=False):
     collection: Optional[str]
 
 
-@attr.s
-class PatchAddReplaceTest:
+class PatchAddReplaceTest(BaseModel):
     """Add, Replace or Test Operation."""
 
-    path: str = attr.ib()
-    op: Literal["add", "replace", "test"] = attr.ib()
-    value: Any = attr.ib()
+    path: str
+    op: Literal["add", "replace", "test"]
+    value: Any
 
 
-@attr.s
-class PatchRemove:
+class PatchRemove(BaseModel):
     """Remove Operation."""
 
-    path: str = attr.ib()
-    op: Literal["remove"] = attr.ib()
+    path: str
+    op: Literal["remove"]
 
 
-@attr.s
-class PatchMoveCopy:
+class PatchMoveCopy(BaseModel):
     """Move or Copy Operation."""
 
-    path: str = attr.ib()
-    op: Literal["move", "copy"] = attr.ib()
+    path: str
+    op: Literal["move", "copy"]
 
-    def __attrs_init__(self, *args, **kwargs):
+    def __init__(self, *args, **kwargs):
         """Init function to add 'from' field."""
         super().__init__(*args, **kwargs)
         self.__setattr__("from", kwargs["from"])