lunch-rest/restaurants/lightofindia.cpp

#include "restaurants.hpp"
#include "../network/network.hpp"
#include "../htmlparser.hpp"

bool isWhiteSpaceOnly(const std::string &text) {
    if(text == "")
        return true;
    for(auto &x : text) {
        if(!std::isspace(x))
            return false;
    }
    return true;
}

void LunchRest::LightOfIndiaRestaurant::parse() {
    Request r;
    auto html = r.get(_url);
    if(html == "")
        return;
    clearMenus();
    HtmlParser hparse(html);
    auto &root = hparse.getRoot();
    auto container = root.find("//div[@id='content_container']")[0];
    auto texts = container->find(".//td/text()");
    int index = -1;
    for(auto text : texts) {
        std::string text_text = nodeToText(text);
        if(isWhiteSpaceOnly(text_text) || text_text.find("Week") != std::string::npos)
            continue;
        if(text_text[0] == '1')
            index++;
        auto end = text_text.find(')');
        if(end == std::string::npos)
            continue;
        auto possible_end = text_text.find('g', end);
        if(possible_end != std::string::npos)
            end = possible_end;
        std::string name = text_text.substr(4, end - 3);
        int price = std::stoi(text_text.substr(end+1));
        bool soup = name.find("soup") == std::string::npos ? false : true;
        menus[index].addMeal(soup, name, "", price);
        menus[index].setInvalidMenu(false);
    }
}