feat: at_directory_connection

include/at_root_connection.h

@@ -0,0 +1,49 @@
+
+#pragma once
+
+#include <WiFiClientSecure.h>
+
+namespace at_root_connection
+{
+    const static char *root_ca = PROGMEM R"====(
+-----BEGIN CERTIFICATE-----
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+he8Y4IWS6wY7bCkjCWDcRQJMEhg76fsO3txE+FiYruq9RUWhiF1myv4Q6W+CyBFC
+Dfvp7OOGAN6dEOM4+qR9sdjoSYKEBpsr6GtPAQw4dy753ec5
+-----END CERTIFICATE-----
+)====";
+    struct connection
+    {
+        WiFiClientSecure client;
+    };
+    bool init_wifi(const std::string &ssid, const std::string &password);
+    bool connect(connection &conn, const std::string &host, const std::uint32_t &port);
+    bool send(connection &conn, const std::string &data);
+    void disconnect(connection &conn);
+}

src/at_root_connection.cpp

@@ -0,0 +1,52 @@
+
+#include <iostream>
+#include <string>
+#include <WiFi.h>
+#include <WiFiClientSecure.h>
+#include "at_root_connection.h"
+
+bool at_root_connection::init_wifi(const std::string &ssid, const std::string &password)
+{
+    WiFi.mode(WIFI_STA);
+    WiFi.begin((char *)ssid.c_str(), (char *)password.c_str());
+    std::cout << "Attempting to connect to " << ssid << "..." << std::endl;
+    while (WiFi.status() != WL_CONNECTED)
+    {
+        std::cout << ".";
+        delay(100);
+    }
+    std::cout << std::endl
+              << "Connected!" << std::endl;
+    std::cout << "IP address: " << WiFi.localIP() << std::endl;
+    return WiFi.isConnected();
+};
+
+bool at_root_connection::connect(connection &conn, const std::string &host, const std::uint32_t &port)
+{
+    WiFiClientSecure client;
+    client.setCACert(at_root_connection::root_ca);
+    client.setTimeout(10000);
+    if (!client.connect((char *) host.c_str(), port))
+    {
+        std::cout << "Connection failed!" << std::endl;
+    }
+    else
+    {
+        std::cout << "Connected to server!" << std::endl;
+    }
+    conn.client = client;
+    return client.connected();
+};
+
+bool at_root_connection::send(connection &conn, const std::string &data){
+    WiFiClientSecure client = conn.client;
+    client.print((const char *) data.c_str());
+    client.print("\n");
+    unsigned char status[262] = {0};
+    client.readBytesUntil('\r', status, 262);
+    // status[0] = 32;
+    std::cout << status << std::endl;
+    return true;
+};
+
+void at_root_connection::disconnect(connection &conn){};