jsonserver.cpp File Reference

#include "express/legacy/in/WebApp.h"
#include "express/middleware/JsonMiddleware.h"

Include dependency graph for jsonserver.cpp:

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Functions
int	main (int argc, char *argv[])

Function Documentation

main()

int main	(	int	argc,
		char *	argv[] )

Definition at line 36 of file jsonserver.cpp.

                                 {
    using WebApp = express::legacy::in::WebApp;
 
    WebApp::init(argc, argv);
 
    //    el::Loggers::setVModules("jsonserver*=0");
 
    using SocketAddress = WebApp::SocketAddress;
 
    WebApp legacyApp("legacy-jsonserver");
 
    legacyApp.use(express::middleware::JsonMiddleware());
 
    legacyApp.listen(
        8080,
        [instanceName = legacyApp.getConfig().getInstanceName()](const SocketAddress& socketAddress, const core::socket::State& state) {
            switch (state) {
                case core::socket::State::OK:
                    VLOG(1) << instanceName << ": listening on '" << socketAddress.toString() << "'";
                    break;
                case core::socket::State::DISABLED:
                    VLOG(1) << instanceName << ": disabled";
                    break;
                case core::socket::State::ERROR:
                    LOG(ERROR) << instanceName << ": " << socketAddress.toString() << ": " << state.what();
                    break;
                case core::socket::State::FATAL:
                    LOG(FATAL) << instanceName << ": " << socketAddress.toString() << ": " << state.what();
                    break;
            }
        });
 
    legacyApp.post("/index.html", [] APPLICATION(req, res) {
        std::string jsonString;
 
        req->getAttribute<nlohmann::json>(
            [&jsonString](nlohmann::json& json) {
                jsonString = json.dump(4);
                VLOG(1) << "Application received body: " << jsonString;
            },
            [](const std::string& key) {
                VLOG(1) << key << " attribute not found";
            });
 
        res->send(jsonString);
    });
 
    legacyApp.post([] APPLICATION(req, res) {
        res->send("Wrong Url");
    });
 
    return WebApp::start();
}