REST, baby!

Makefile

@@ -1,7 +1,7 @@
 CXX ?= g++
 CFLAGS ?= -O2 -Wall -Wextra `pkg-config libxml-2.0 --cflags` `pkg-config libxml++-3.0 --cflags`
 PREFIX ?= /usr/local/bin
-LDFLAGS ?= -lcurl `pkg-config libxml-2.0 --libs` `pkg-config libxml++-3.0 --libs`
+LDFLAGS ?= -lcurl -lrestbed `pkg-config libxml-2.0 --libs` `pkg-config libxml++-3.0 --libs`
 
 PARSERS = udrevaka.o padagali.o lightofindia.o ukarla.o
 

main.cpp

@@ -5,10 +5,13 @@
 
 #include <iostream>
 #include <memory>
+#include <restbed>
+#include <sstream>
 
 std::vector<std::string> days = {"MONDAY", "TUESDAY", "WEDNESDAY", "THURSDAY", "FRIDAY"};
+std::vector<std::unique_ptr<LunchRest::Parser>> parsers;
 
-int main() {
+/*int main() {
     std::vector<std::unique_ptr<LunchRest::Parser>> parsers;
     parsers.emplace_back(new LunchRest::UDrevakaParser());
     parsers.emplace_back(new LunchRest::PadagaliParser());
@@ -31,4 +34,48 @@ int main() {
             }
         }
     }
+}*/
+
+void get_all( const std::shared_ptr< restbed::Session > session ) {
+    std::stringstream ss{};
+    ss << "[";
+    for(auto &x : parsers) {
+        ss << "{\"restaurant\": \"" << x->getRestaurant() << "\", \"menus\": [";
+        for(const auto &y : x->getMenus()) {
+            if(y.isValid()) {
+                ss << y.jsonify() << ",";
+            }
+        }
+        ss.seekp(-1, ss.cur);
+        ss << "]},";
+    }
+    ss.seekp(-1, ss.cur);
+    ss << "]";
+    auto res = ss.str();
+    session->close(restbed::OK, res, { { "Content-Length", std::to_string(res.length()) } });
+}
+
+int main() {
+    parsers.emplace_back(new LunchRest::UDrevakaParser());
+    parsers.emplace_back(new LunchRest::PadagaliParser());
+    parsers.emplace_back(new LunchRest::LightOfIndiaParser());
+    parsers.emplace_back(new LunchRest::UKarlaParser());
+    std::cout << "Initial parsing" << std::endl;
+    for(auto &x : parsers)
+        x->parse();
+    std::cout << "Finished parsing" << std::endl;
+
+    auto resource = std::make_shared< restbed::Resource >();
+    resource->set_path("/get_all");
+    resource->set_method_handler( "GET", get_all );
+
+    auto settings = std::make_shared< restbed::Settings >();
+    settings->set_port(1984);
+    settings->set_default_header( "Connection", "close" );
+
+    restbed::Service service;
+    service.publish(resource);
+    service.start(settings);
+
+    return 0;
 }

meal.cpp

@@ -1,4 +1,5 @@
 #include "meal.hpp"
+#include <sstream>
 
 std::ostream &operator<<(std::ostream &os, const LunchRest::Meal &meal) {
     if(meal.isSoup())
@@ -10,3 +11,9 @@ std::ostream &operator<<(std::ostream &os, const LunchRest::Meal &meal) {
         os << ", " << meal.getPrice() << " czk";
     return os;
 }
+
+std::string LunchRest::Meal::jsonify() const {
+    std::stringstream ss;
+    ss << "{\"name\": \"" << _name << "\", \"description\": \"" << _desc << "\", \"isSoup\": " << (_isSoup ? "true" : "false") << ", \"price\": " << _price << "}";
+    return ss.str();
+}

meal.hpp

@@ -35,6 +35,7 @@ public:
     void setDesc(const std::string &desc) {
         _desc = desc;
     }
+    std::string jsonify() const;
 private:
     bool _isSoup = false;
     std::string _name;

menu.cpp

@@ -1,4 +1,5 @@
 #include "menu.hpp"
+#include <sstream>
 
 void LunchRest::Menu::addMeal(bool soup, const std::string &name, const std::string &desc, int price) {
     _meals.emplace_back(soup, name, desc, price);
@@ -52,3 +53,17 @@ void LunchRest::Menu::setInvalidMenu() {
 bool LunchRest::Menu::isValid() const {
     return _valid;
 }
+
+std::string LunchRest::Menu::jsonify() const {
+    std::stringstream ss{};
+    ss << "[";
+    auto soupInd = getSoupIndex();
+    ss << getMeals()[soupInd].jsonify() << ",";
+    for(unsigned long int i = 0; i < getMeals().size(); i++) {
+        if(i != soupInd)
+            ss << getMeals()[i].jsonify() << ",";
+    }
+    ss.seekp(-1, ss.cur);
+    ss << "]";
+    return ss.str();
+}

menu.hpp

@@ -21,6 +21,7 @@ public:
     unsigned long int getSoupIndex() const;
     void setInvalidMenu();
     bool isValid() const;
+    std::string jsonify() const;
 private:
     std::vector<Meal> _meals;
     bool _valid = true;