add some code

main/ota.h

@@ -0,0 +1,57 @@
+#ifndef _OTA_H
+#define _OTA_H
+
+#include <functional>
+#include <string>
+
+#include <esp_err.h>
+#include "board.h"
+
+class Ota {
+public:
+    Ota();
+    ~Ota();
+
+    bool CheckVersion();
+    esp_err_t Activate();
+    bool HasActivationChallenge() { return has_activation_challenge_; }
+    bool HasNewVersion() { return has_new_version_; }
+    bool HasMqttConfig() { return has_mqtt_config_; }
+    bool HasWebsocketConfig() { return has_websocket_config_; }
+    bool HasActivationCode() { return has_activation_code_; }
+    bool HasServerTime() { return has_server_time_; }
+    bool StartUpgrade(std::function<void(int progress, size_t speed)> callback);
+    void MarkCurrentVersionValid();
+
+    const std::string& GetFirmwareVersion() const { return firmware_version_; }
+    const std::string& GetCurrentVersion() const { return current_version_; }
+    const std::string& GetActivationMessage() const { return activation_message_; }
+    const std::string& GetActivationCode() const { return activation_code_; }
+    std::string GetCheckVersionUrl();
+
+private:
+    std::string activation_message_;
+    std::string activation_code_;
+    bool has_new_version_ = false;
+    bool has_mqtt_config_ = false;
+    bool has_websocket_config_ = false;
+    bool has_server_time_ = false;
+    bool has_activation_code_ = false;
+    bool has_serial_number_ = false;
+    bool has_activation_challenge_ = false;
+    std::string current_version_;
+    std::string firmware_version_;
+    std::string firmware_url_;
+    std::string activation_challenge_;
+    std::string serial_number_;
+    int activation_timeout_ms_ = 30000;
+
+    bool Upgrade(const std::string& firmware_url);
+    std::function<void(int progress, size_t speed)> upgrade_callback_;
+    std::vector<int> ParseVersion(const std::string& version);
+    bool IsNewVersionAvailable(const std::string& currentVersion, const std::string& newVersion);
+    std::string GetActivationPayload();
+    std::unique_ptr<Http> SetupHttp();
+};
+
+#endif // _OTA_H