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from typing import Optional
from typing import cast
from jsonschema_path import SchemaPath
def get_content_type(
prop_schema: SchemaPath, encoding: Optional[SchemaPath]
) -> str:
if encoding is None:
return get_default_content_type(prop_schema, encoding=False)
if "contentType" not in encoding:
return get_default_content_type(prop_schema, encoding=True)
return cast(str, encoding["contentType"])
def get_default_content_type(
prop_schema: Optional[SchemaPath], encoding: bool = False
) -> str:
if prop_schema is None:
return "text/plain"
prop_type = prop_schema.getkey("type")
if prop_type is None:
return "text/plain" if encoding else "application/octet-stream"
prop_format = prop_schema.getkey("format")
if prop_type == "string" and prop_format in ["binary", "base64"]:
return "application/octet-stream"
if prop_type == "object":
return "application/json"
if prop_type == "array":
prop_items = prop_schema / "items"
return get_default_content_type(prop_items, encoding=encoding)
return "text/plain"
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