def render(self, api_context: ApiInvocationContext):
LOG.info("Method request body before transformations: %s",
to_str(api_context.data_as_string()))
request_templates = api_context.integration.get("requestTemplates", {})
template = request_templates.get(APPLICATION_JSON, {})
if not template:
return api_context.data_as_string()
variables = self.build_variables_mapping(api_context)
result = self.render_vtl(template, variables=variables)
LOG.info(f"Endpoint request body after transformations:\n{result}")
return result
def build_variables_mapping(api_context: ApiInvocationContext):
# TODO: make this (dict) an object so usages of "render_vtl" variables are defined
return {
"context": api_context.context or {},
"stage_variables": api_context.stage_variables or {},
"input": {
"body": api_context.data_as_string(),
"params": {
"path": api_context.path_params,
"querystring": api_context.query_params(),
"header": api_context.headers,
},
},
}