#include <cpr/cpr.h>
#include <nlohmann/json.hpp>
#include <string>
#include <iostream>
#include <exception>
#include <vector>

#include "ftxui/component/captured_mouse.hpp"  // for ftxui
#include "ftxui/component/component.hpp"       // for Input, Renderer, Vertical
#include "ftxui/component/component_base.hpp"  // for ComponentBase
#include "ftxui/component/component_options.hpp"  // for InputOption
#include "ftxui/component/screen_interactive.hpp"  // for Component, ScreenInteractive
#include "ftxui/dom/elements.hpp"  // for text, hbox, separator, Element, operator|, vbox, border
#include "ftxui/util/ref.hpp"  // for Ref

using namespace std;
using json = nlohmann::json;

string renderSearchBar() {

    auto screen = ftxui::ScreenInteractive::Fullscreen();

    ftxui::InputOption option;
    option.on_enter = screen.ExitLoopClosure();
    string searchTerm;
    ftxui::Component inputSearchTerm = ftxui::Input(&searchTerm, "SMTH", &option);
    
    auto component = ftxui::Container::Vertical({
        inputSearchTerm
    });
    
    auto renderer = ftxui::Renderer(component, [&] {
        return ftxui::vbox({
                ftxui::text(" YTCCP "),
                ftxui::separator(),
                ftxui::hbox(ftxui::text(" Search Term: "), inputSearchTerm->Render()),
            }) |
            ftxui::border;
    });

    
    screen.Loop(renderer);

    return searchTerm;
}

vector<string> getInstances() {

    vector<string> result;
    cpr::Response r = cpr::Get(cpr::Url{"https://api.invidious.io/instances.json"}, 
        cpr::Parameters{{"sort_by", "api"}});

    if (r.status_code > 299) {
        
        cerr << "invidious.io returned error code " << r.status_code << "!!" << endl;
        throw runtime_error("bad response");
    }

    json j = json::parse(r.text);
    for (json i: j) {
        if (i[1]["api"]) {
            result.push_back(i.front());
        }
    }
    return result;
}

int main() {

    cout << renderSearchBar() << endl;
    vector<string> instances = getInstances();
    for (auto i: instances) {
        cout << i << " ";
    }
    cout << endl;
}