fix ssl problems 🚒

src/components/Blockly/blocks/sensebox-osem.js

@@ -14,11 +14,6 @@ var selectedBox = "";
 Blockly.Blocks["sensebox_osem_connection"] = {
   init: function () {
     var ssl = "TRUE";
-    var workspace = Blockly.getMainWorkspace();
-    if (workspace.getBlocksByType("sensebox_ethernet").length > 0) {
-      ssl = "FALSE";
-      console.log("ethernet");
-    }
     this.setTooltip(Blockly.Msg.senseBox_osem_connection_tip);
     this.setHelpUrl("");
     this.setColour(getColour().sensebox);

src/components/Blockly/generator/sensebox-osem.js

@@ -75,7 +75,25 @@ Blockly.Arduino.sensebox_osem_connection = function (Block) {
         "#include <ArduinoBearSSL.h>";
       Blockly.Arduino.libraries_["library_arduinoECC08"] =
         "#include <ArduinoECCX08.h>";
-      Blockly.Arduino.definitions_["WiFiSSLClient"] = "WiFiSSLClient client;";
+      Blockly.Arduino.libraries_["library_ethernetUdp"] =
+        "#include <EthernetUdp.h>";
+      Blockly.Arduino.libraries_["library_NTPClient"] =
+        "#include <NTPClient.h>";
+      Blockly.Arduino.definitions_["EthernetClient"] =
+        "EthernetClient eclient;";
+      Blockly.Arduino.definitions_["BearSSLClient"] =
+        "BearSSLClient client(eclient);";
+      Blockly.Arduino.definitions_["EthernetUDP"] = "EthernetUDP Udp;";
+      Blockly.Arduino.definitions_["NTPClient"] = "NTPClient timeClient(Udp);";
+      Blockly.Arduino.functionNames_["getTime"] = `
+unsigned long getTime() {
+  timeClient.update();
+  return timeClient.getEpochTime();
+}`;
+
+      Blockly.Arduino.setupCode_["timeClient_begin"] = "timeClient.begin();";
+      Blockly.Arduino.setupCode_["initBearSSL"] =
+        "ArduinoBearSSL.onGetTime(getTime);";
       port = 443;
     } else if (ssl === "FALSE") {
       Blockly.Arduino.definitions_["EthernetClient"] = "EthernetClient client;";
@@ -115,9 +133,14 @@ Blockly.Arduino.sensebox_osem_connection = function (Block) {
     Blockly.Arduino.functionNames_["submitValues"] =
       `
   void submitValues() {
+${
+  wifi === true
+    ? "if (WiFi.status() != WL_CONNECTED) {\nWiFi.disconnect();\ndelay(1000); // wait 1s\nWiFi.begin(ssid, pass);\ndelay(5000); // wait 5s\n}"
+    : ""
+}
   if (client.connected()) {
       client.stop();
-    delay(10);
+      delay(1000);
     }
   bool connected = false;
   char _server[strlen_P(server)];
@@ -148,9 +171,20 @@ Blockly.Arduino.sensebox_osem_connection = function (Block) {
           break;
         }
       }
+
+      while (client.available()) {
+        char c = client.read();
+        // if the server's disconnected, stop the client:
+        if (!client.connected()) {
+          client.stop();
+          break;
+        }
+      }
+
       num_measurements = 0;
       break;
     }
+    delay(1000);
   }
   }`;
 
@@ -230,6 +264,14 @@ Blockly.Arduino.sensebox_osem_connection = function (Block) {
             break;
           }
         }
+        while (client.available()) {
+          char c = client.read();
+          // if the server's disconnected, stop the client:
+          if (!client.connected()) {
+            client.stop();
+            break;
+          }
+        }
     
         num_measurements = 0;
         break;