56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
#pragma once
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#include <string>
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#include <vector>
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#include <functional>
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#include "esp_wifi.h"
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#include "esp_event.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/event_groups.h"
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class Wifi {
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public:
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static Wifi& instance();
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void init();
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void scan(std::function<void(std::vector<wifi_ap_record_t>&)> callback);
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void connect(const char* ssid, const char* password);
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void disconnect();
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bool isConnected();
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std::string getCurrentSSID();
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std::string getIPAddress();
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int8_t getRSSI();
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void saveNetwork(const char* ssid, const char* password);
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void removeNetwork(const char* ssid);
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std::vector<std::string> getSavedNetworks();
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bool getSavedPassword(const char* ssid, std::string& password);
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void setStatusCallback(std::function<void(bool connected)> callback);
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private:
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Wifi() = default;
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Wifi(const Wifi&) = delete;
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Wifi& operator=(const Wifi&) = delete;
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static void eventHandler(void* arg, esp_event_base_t event_base,
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int32_t event_id, void* event_data);
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void loadSavedNetworksFromNvs();
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void saveSavedNetworksToNvs();
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bool initialized_ = false;
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bool connected_ = false;
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std::string currentSSID_;
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EventGroupHandle_t wifiEventGroup_ = nullptr;
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std::function<void(std::vector<wifi_ap_record_t>&)> scanCallback_;
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std::function<void(bool connected)> statusCallback_;
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static constexpr int WIFI_CONNECTED_BIT = BIT0;
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static constexpr int WIFI_FAIL_BIT = BIT1;
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static constexpr int WIFI_SCAN_DONE_BIT = BIT2;
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static constexpr const char* NVS_NAMESPACE = "wifi_creds";
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static constexpr int MAX_SAVED_NETWORKS = 10;
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};
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