#include "json/json.h"
#include "json/layout.h"

#include "../object.h"

#include <stdlib.h>
#include <string.h>

bool ap_object_ptr_or_ref_reader( struct json_pull_parser* jpp, void* field_data, struct json_object_field* layout_field_data )
{
	struct ap_object_ptr_or_ref* o = field_data;
	char* ref = json_pull_parser_read_string(jpp);
	if( ref ) {
		o->tag = apaot_ref;
		o->ref = ref;
		return true;
	} else {
		o->tag = apaot_activity;
		o->ptr = malloc(sizeof(*o->ptr));
		memset(o->ptr,0,sizeof(*o->ptr));
		struct json_object_field f = {
			.key = layout_field_data->key,
			.offset = 0,
			.required = true,
			.type = &ap_object_type,
		};
		if( !ap_object_type.reader( jpp, &o->ptr, &f ) ) {
			ap_object_free(o->ptr);
			o->ptr = malloc(sizeof(*o->ptr));
			memset(o->ptr,0,sizeof(*o->ptr));
			o->ptr = NULL;
			return false;
		}
		return true;
	}
	return false;
}
bool ap_object_ptr_or_ref_writer( struct json_writer* jw, const char* field_name, void* field_data, struct json_object_field* layout_field_data )
{
	struct ap_object_ptr_or_ref* o = field_data;
	if( o->tag == apaot_ref ) {
		if( o->ref ) {
			json_write_field_name( jw, field_name );
			json_write_string( jw->f, o->ref );
			return true;
		} else {
			return false;
		}
	} else if( o->tag == apaot_activity ) {
		struct json_object_field f = {
			.key = layout_field_data->key,
			.offset = 0,
			.required = true,
			.type = &ap_object_type,
		};
		return ap_object_type.writer( jw, field_name, &o->ptr, &f );
	}
	return false;
}
void ap_object_ptr_or_ref_free_shim( void* ptr )
{
	ap_object_ptr_or_ref_free(ptr);
}
struct json_field_type ap_object_ptr_or_ref_type = {
	.reader = ap_object_ptr_or_ref_reader,
	.writer = ap_object_ptr_or_ref_writer,
	.size = sizeof(struct ap_object_ptr_or_ref),
	.free = ap_object_ptr_or_ref_free_shim,
};