http_handler_static.hpp

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#pragma once
 
/// @file userver/server/handlers/http_handler_static.hpp
/// @brief @copybrief server::handlers::HttpHandlerStatic
 
#include <userver/components/fs_cache.hpp>
#include <userver/dynamic_config/source.hpp>
#include <userver/fs/fs_cache_client.hpp>
#include <userver/server/handlers/http_handler_base.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace server::handlers {
 
// clang-format off
 
/// @ingroup userver_components userver_http_handlers
///
/// @brief Handler that returns HTTP 200 if file exist
/// and returns file data with mapped content/type
///
/// ## HttpHandlerStatic Dynamic config
/// * @ref USERVER_FILES_CONTENT_TYPE_MAP
///
/// \ref userver_http_handlers "Userver HTTP Handlers".
///
/// ## Static options:
/// Inherits all the options from server::handlers::HttpHandlerBase and adds the
/// following ones:
///
/// Name               | Description                   | Default value
/// ------------------ | ----------------------------- | -------------
/// fs-cache-component | Name of the FsCache component | fs-cache-component
///
/// ## Example usage:
///
/// @snippet samples/static_service/static_service.cpp Static service sample - main
 
// clang-format on
 
class HttpHandlerStatic final : public HttpHandlerBase {
public:
    /// @ingroup userver_component_names
    /// @brief The default name of server::handlers::HttpHandlerStatic
    static constexpr std::string_view kName = "handler-static";
 
    using HttpHandlerBase::HttpHandlerBase;
 
    HttpHandlerStatic(const components::ComponentConfig& config, const components::ComponentContext& context);
 
    std::string HandleRequestThrow(const http::HttpRequest& request, request::RequestContext&) const override;
 
    static yaml_config::Schema GetStaticConfigSchema();
 
private:
    dynamic_config::Source config_;
    const fs::FsCacheClient& storage_;
};
 
}  // namespace server::handlers
 
USERVER_NAMESPACE_END