Let HTTPClient construct the url.

Author: tobiasschuerg

InfluxDb.cpp

@@ -1,17 +1,22 @@
 #include "Arduino.h"
 #include "InfluxDb.h"
 
-Influxdb::Influxdb(const char *host, uint16_t port)
+Influxdb::Influxdb(String host, uint16_t port)
 {
-  _port = String(port);
-  _host = String(host);
+  _port = port;
+  _host = host;
 }
 
-void Influxdb::setDb(const char *db)
+void Influxdb::setDb(String db)
 {
   _db = String(db);
 }
 
+// TODO: set db with user
+
+/**
+ * Send a single measurement to the InfluxDb.
+ **/
 boolean Influxdb::post(InfluxData data)
 {
   return post(data.toString());
@@ -22,16 +27,18 @@ boolean Influxdb::post(String data)
   Serial.print("write ");
   Serial.println(data);
 
+  // TODO: check if the client can be reused
   HTTPClient http;
-  http.begin("http://" + _host + ":" + _port + "/write?db=" + _db);
+  http.begin(_host, _port, "/write?db=" + _db);
   http.addHeader("Content-Type", "text/plain");
+  //
 
   int httpResponseCode = http.POST(data);
-  Serial.print(" -> Response code ");
-  Serial.println(httpResponseCode);
+  Serial.print(" -> Response: ");
+  Serial.print(httpResponseCode);
 
   String response = http.getString();
-  Serial.println(" -> Response: \"" + response + "\".");
+  Serial.println(" -> \"" + response + "\"");
 
   boolean success;
   if (httpResponseCode == 204)

InfluxDb.h

@@ -6,15 +6,15 @@
 class Influxdb
 {
 public:
-  Influxdb(const char *host, uint16_t port);
+  Influxdb(String host, uint16_t port);
 
-  void setDb(const char *db);
+  void setDb(String db);
 
   boolean post(InfluxData data);
   boolean post(String data);
 
 private:
-  String _port;
   String _host;
+  uint16_t _port;
   String _db;
 };