#pragma once

#include <string>
#include <vector>

#include "key_value_store.h"

namespace roro {

struct SavedNetwork {
    std::string ssid;
    std::string password;  // empty for an open network
    bool hidden = false;   // doesn't broadcast its name, so never shows up in scans
};

// The Saved Networks the Wi-Fi Service may join (see CONTEXT.md), persisted in internal flash.
class SavedNetworks {
   public:
    static constexpr int kMax = 8;

    explicit SavedNetworks(KeyValueStore& store) : store_(store) {}

    void load();
    int count() const { return static_cast<int>(networks_.size()); }
    const SavedNetwork& at(int i) const { return networks_[i]; }
    const SavedNetwork* find(const std::string& ssid) const;

    // Adds, or updates the password of an existing SSID. Empty on success, otherwise why not.
    std::string add(const std::string& ssid, const std::string& password, bool hidden = false);
    void forget(const std::string& ssid);

   private:
    void save();

    KeyValueStore& store_;
    std::vector<SavedNetwork> networks_;
};

}  // namespace roro