#pragma once

#include <string>

#include "line_editor.h"
#include "settings.h"

namespace roro {

// The first-boot setup flow: names, Region confirmation, timezone. Nothing is saved until the
// last step, so an interrupted setup simply starts again at the next boot.
class SetupWizard {
   public:
    enum class Step { Welcome, LongName, ShortName, Region, Timezone, Done };

    SetupWizard(Settings& settings, std::string defaultLongName, std::string defaultShortName);

    Step step() const { return step_; }
    bool finished() const { return finished_; }

    // Name steps edit text; Region and Timezone steps pick a choice.
    LineEditor& editor() { return editor_; }
    int choiceCount() const;
    std::string choiceLabel(int i) const;
    int selectedChoice() const;
    void selectChoice(int i);

    bool next();  // validates the step; false (with error()) if it can't advance
    void back();
    const std::string& error() const { return error_; }

   private:
    void enter(Step step);
    void save();

    Settings& settings_;
    Step step_ = Step::Welcome;
    bool finished_ = false;
    std::string error_;
    LineEditor editor_{39};
    std::string longName_, shortName_;
    int region_ = 0;
    int timezone_ = 0;
};

}  // namespace roro