#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "order.h"


char *statusorder_ToString(status_e status) {
	char *statusArray[] = { "placed", "approved", "delivered" };
	return statusArray[status];
}

status_e statusorder_FromString(char *status) {
	int stringToReturn = 0;
	char *statusArray[] = { "placed", "approved", "delivered" };
	size_t sizeofArray = sizeof(statusArray) / sizeof(statusArray[0]);
	while(stringToReturn < sizeofArray) {
		if(strcmp(status, statusArray[stringToReturn]) == 0) {
			return stringToReturn;
		}
		stringToReturn++;
	}
	return 0;
}

order_t *order_create(long id, long petId, int quantity, char *shipDate,
                      status_e status, int complete) {
	order_t *order_local_var = malloc(sizeof(order_t));
	if(!order_local_var) {
		return NULL;
	}
	order_local_var->id = id;
	order_local_var->petId = petId;
	order_local_var->quantity = quantity;
	order_local_var->shipDate = shipDate;
	order_local_var->status = status;
	order_local_var->complete = complete;

	return order_local_var;
}


void order_free(order_t *order) {
	listEntry_t *listEntry;
	free(order->shipDate);
	free(order);
}

cJSON *order_convertToJSON(order_t *order) {
	cJSON *item = cJSON_CreateObject();

	// order->id
	if(order->id) {
		if(cJSON_AddNumberToObject(item, "id", order->id) == NULL) {
			goto fail; // Numeric
		}
	}


	// order->petId
	if(order->petId) {
		if(cJSON_AddNumberToObject(item, "petId",
		                           order->petId) == NULL)
		{
			goto fail; // Numeric
		}
	}


	// order->quantity
	if(order->quantity) {
		if(cJSON_AddNumberToObject(item, "quantity",
		                           order->quantity) == NULL)
		{
			goto fail; // Numeric
		}
	}


	// order->shipDate
	if(order->shipDate) {
		if(cJSON_AddStringToObject(item, "shipDate",
		                           order->shipDate) == NULL)
		{
			goto fail; // Date-Time
		}
	}


	// order->status

	if(cJSON_AddStringToObject(item, "status",
	                           statusorder_ToString(order->status)) == NULL)
	{
		goto fail; // Enum
	}



	// order->complete
	if(order->complete) {
		if(cJSON_AddBoolToObject(item, "complete",
		                         order->complete) == NULL)
		{
			goto fail; // Bool
		}
	}

	return item;
fail:
	if(item) {
		cJSON_Delete(item);
	}
	return NULL;
}

order_t *order_parseFromJSON(cJSON *orderJSON) {
	order_t *order_local_var = NULL;

	// order->id
	cJSON *id = cJSON_GetObjectItemCaseSensitive(orderJSON, "id");
	if(id) {
		if(!cJSON_IsNumber(id)) {
			goto end; // Numeric
		}
	}

	// order->petId
	cJSON *petId = cJSON_GetObjectItemCaseSensitive(orderJSON, "petId");
	if(petId) {
		if(!cJSON_IsNumber(petId)) {
			goto end; // Numeric
		}
	}

	// order->quantity
	cJSON *quantity =
		cJSON_GetObjectItemCaseSensitive(orderJSON, "quantity");
	if(quantity) {
		if(!cJSON_IsNumber(quantity)) {
			goto end; // Numeric
		}
	}

	// order->shipDate
	cJSON *shipDate =
		cJSON_GetObjectItemCaseSensitive(orderJSON, "shipDate");
	if(shipDate) {
		if(!cJSON_IsString(shipDate)) {
			goto end; // DateTime
		}
	}

	// order->status
	cJSON *status = cJSON_GetObjectItemCaseSensitive(orderJSON, "status");
	status_e statusVariable;
	if(status) {
		if(!cJSON_IsString(status)) {
			goto end; // Enum
		}
		statusVariable = statusorder_FromString(status->valuestring);
	}

	// order->complete
	cJSON *complete =
		cJSON_GetObjectItemCaseSensitive(orderJSON, "complete");
	if(complete) {
		if(!cJSON_IsBool(complete)) {
			goto end; // Bool
		}
	}


	order_local_var = order_create(
		id ? id->valuedouble : 0,
		petId ? petId->valuedouble : 0,
		quantity ? quantity->valuedouble : 0,
		shipDate ? strdup(shipDate->valuestring) : NULL,
		status ? statusVariable : -1,
		complete ? complete->valueint : 0
		);

	return order_local_var;
end:
	return NULL;
}