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#pragma once
#include "std/function.hpp"
#include "std/mutex.hpp"
#include "std/shared_ptr.hpp"
#include "std/string.hpp"
#include "std/unique_ptr.hpp"
#include "std/vector.hpp"
namespace ms
{
class LatLon;
}
namespace downloader
{
class HttpRequest;
}
namespace uber
{
// Uber api wrapper based on synchronous http requests.
class RawApi
{
public:
/// Returns information about the Uber products offered at a given location.
/// The response includes the display name and other details about each product, and lists the
/// products in the proper display order. This endpoint does not reflect real-time availability
/// of the products.
static string GetProducts(ms::LatLon const & pos);
/// Returns ETAs for all products currently available at a given location, with the ETA for each
/// product expressed as integers in seconds. If a product returned from GetProducts is not
/// returned from this endpoint for a given latitude/longitude pair then there are currently none
/// of that product available to request. Call this endpoint every minute to provide the most
/// accurate, up-to-date ETAs.
static string GetEstimatedTime(ms::LatLon const & pos);
/// Returns an estimated price range for each product offered at a given location. The price
/// estimate is provided as a formatted string with the full price range and the localized
/// currency symbol.
static string GetEstimatedPrice(ms::LatLon const & from, ms::LatLon const & to);
};
struct Product
{
string m_productId;
string m_name;
string m_time;
string m_price; // for some currencies this field contains symbol of currency but not always
string m_currency; // currency can be empty, for ex. when m_price equal to Metered
};
/// @products - vector of available products for requested route.
/// @requestId - identificator which was provided to GetAvailableProducts to identify request.
using ProductsCallback = function<void(vector<Product> const & products, uint64_t const requestId)>;
/// Class which used for making products from http requests results.
class ProductMaker
{
public:
void Reset(uint64_t const requestId);
void SetTimes(uint64_t const requestId, string const & times);
void SetPrices(uint64_t const requestId, string const & prices);
void MakeProducts(uint64_t const requestId, ProductsCallback const & fn);
private:
uint64_t m_requestId = 0;
unique_ptr<string> m_times;
unique_ptr<string> m_prices;
mutex m_mutex;
};
struct RideRequestLinks
{
string m_deepLink;
string m_universalLink;
};
class Api
{
public:
/// Requests list of available products from Uber. Returns request identificator immediately.
uint64_t GetAvailableProducts(ms::LatLon const & from, ms::LatLon const & to,
ProductsCallback const & fn);
/// Returns link which allows you to launch the Uber app.
static RideRequestLinks GetRideRequestLinks(string const & productId, ms::LatLon const & from,
ms::LatLon const & to);
private:
shared_ptr<ProductMaker> m_maker = make_shared<ProductMaker>();
uint64_t m_requestId = 0;
};
} // namespace uber
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