#pragma once

#include <memory>
#include <string>
#include <vector>

#include "dialog_model.h"
#include "key_event.h"
#include "key_help.h"
#include "list_model.h"
#include "services/clock_service.h"
#include "services/storage_service.h"
#include "services/vpn_service.h"
#include "settings.h"
#include "ui/canvas.h"

namespace roro {

// Settings > VPN (issue #8): the switch, "Start with Wi-Fi", importing a `.conf` from the card
// and forgetting it, and what the tunnel is doing. No key is ever on this page.
class VpnPage {
   public:
    static constexpr const char* kConfPath = "/vpn/wg0.conf";

    VpnPage(Settings& settings, VpnService& vpn, StorageService& storage, ClockService& clock)
        : settings_(settings), vpn_(vpn), storage_(storage), clock_(clock) {}

    void enter();
    bool onKey(const KeyEvent& e);  // false: leave the page
    void draw(Canvas& c);
    void help(std::vector<KeyHelp>& out) const;

   private:
    enum Row { kSwitch, kAuto, kImport, kForget, kRows };
    enum class Ask { None, DeleteFile, Forget };

    Settings& settings_;
    VpnService& vpn_;
    StorageService& storage_;
    ClockService& clock_;
    ListModel list_{kRows};
    std::unique_ptr<DialogModel> confirm_;
    Ask ask_ = Ask::None;
    std::string message_;
};

}  // namespace roro