updated slow sample

Author: mathieucarbou

examples/SimpleServer/SimpleServer.ino

@@ -503,18 +503,20 @@ void setup() {
     request->send(response);
   });
 
-  // time curl -N -v -X GET http://192.168.4.1/slow.html --output -
+  // time curl -N -v -G -d 'd=3000' -d 'l=10000'  http://192.168.4.1/slow.html --output -
   server.on("/slow.html", HTTP_GET, [](AsyncWebServerRequest* request) {
-    request->client()->setRxTimeout(2000);
-    AsyncWebServerResponse* response = request->beginChunkedResponse("text/html", [](uint8_t* buffer, size_t maxLen, size_t index) -> size_t {
-      Serial.printf("%u\n", index);
+    uint32_t d = request->getParam("d")->value().toInt();
+    uint32_t l = request->getParam("l")->value().toInt();
+    Serial.printf("d = %" PRIu32 ", l = %" PRIu32 "\n", d, l);
+    AsyncWebServerResponse* response = request->beginChunkedResponse("text/html", [d, l](uint8_t* buffer, size_t maxLen, size_t index) -> size_t {
+      Serial.printf("%" PRIu32 "\n", index);
       // finished ?
-      if (index >= 160000)
+      if (index >= l)
         return 0;
 
       // slow down the task by 2 seconds
       // to simulate some heavy processing, like SD card reading
-      delay(100);
+      delay(d);
 
       memset(buffer, characters[charactersIndex], 256);
       charactersIndex = (charactersIndex + 1) % sizeof(characters);