rename `filter` to `filter_body` for internals

[vincentsarago]

stac-fastapi/stac_fastapi/extensions/stac_fastapi/extensions/core/filter/request.py

Lines 19 to 29 in 753341f

	filter: Annotated[
	Optional[str],
	Query(
	description="""A CQL filter expression for filtering items.\n
	Supports `CQL-JSON` as defined in https://portal.ogc.org/files/96288\n
	Remember to URL encode the CQL-JSON if using GET""",
	json_schema_extra={
	"example": "id='LC08_L1TP_060247_20180905_20180912_01_T1_L1TP' AND collection='landsat8_l1tp'", # noqa: E501
	},
	),
	] = attr.ib(default=None)

In ☝️ we use filter which internally can conflict with the python filter method

@attr.s
class FilterExtensionGetRequest(APIRequest):
    """Filter extension GET request model."""

    filter_body: Annotated[
        Optional[str],
        Query(
            alias="filter",
            description="""A CQL filter expression for filtering items.\n
Supports `CQL-JSON` as defined in https://portal.ogc.org/files/96288\n
Remember to URL encode the CQL-JSON if using GET""",
            json_schema_extra={
                "example": "id='LC08_L1TP_060247_20180905_20180912_01_T1_L1TP' AND collection='landsat8_l1tp'",  # noqa: E501
            },
        ),
    ] = attr.ib(default=None)
    ...


class FilterExtensionPostRequest(BaseModel):
    """Filter extension POST request model."""

    filter_body: Optional[Dict[str, Any]] = Field(
        default=None,
        alias="filter",
        description="A CQL filter expression for filtering items.",
        json_schema_extra={
            "example": {
                "op": "and",
                "args": [
                    {
                        "op": "=",
                        "args": [
                            {"property": "id"},
                            "LC08_L1TP_060247_20180905_20180912_01_T1_L1TP",
                        ],
                    },
                    {"op": "=", "args": [{"property": "collection"}, "landsat8_l1tp"]},
                ],
            },
        },
    )