1 files changed, 116 insertions, 0 deletions
diff --git a/app_client_examples/telemetry-cloud-app/app/TelemetryWorker.cpp b/app_client_examples/telemetry-cloud-app/app/TelemetryWorker.cpp
new file mode 100755
index 0000000..2fb2a15
--- /dev/null
+++ b/app_client_examples/telemetry-cloud-app/app/TelemetryWorker.cpp
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2020 MERA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "TelemetryWorker.h"
+#include <QDebug>
+#include <nlohmann/json.hpp>
+#include <time.h>
+#include <stdlib.h>
+
+#include "cloudproxy-client/cloudproxyclient.h"
+
+/*
+left up: 56.327  43.981
+right up:  56.327  44.03
+right bottom:  56.3  44.03
+left bottom:  56.3  43.981
+
+start: 56.321674 44.006383
+top: 56.329702 44.021352
+
+diff -0.008028   -0.014969
+coeff lon/lat = 1,8646
+
+
+https://gps-coordinates.org/distance-between-coordinates.php
+*/
+
+
+static double drand(double min, double max)
+{
+    double f = (double)rand() / RAND_MAX;
+    return min + f * (max - min);
+}
+
+
+void TelemetryWorker::send()
+{
+    const double lat_top{56.329702};
+    const double lon_lat_coef{1.8646};
+    const double lat_step{0.001}, lon_step{lat_step*lon_lat_coef};
+
+    if (direction == 0 && lat >= lat_top)
+    {
+        direction = 1;
+        qDebug() << "Change direction to " << direction;
+    }
+    else if (direction == 1 && lat <= init_lat)
+    {
+        direction = 2;
+        qDebug() << "Change direction to " << direction;
+    }
+    else if (direction == 2 && lat <= (init_lat - (lat_top - init_lat)))
+    {
+        direction = 3;
+        qDebug() << "Change direction to " << direction;
+    }
+    else if (direction == 3 && lat >= init_lat)
+    {
+        direction = 0;
+        qDebug() << "Change direction to " << direction;
+    }
+
+
+    if (direction == 0)
+    {
+        lat += lat_step;
+        lon += lon_step;
+    }
+    else if (direction == 1)
+    {
+        lat -= lat_step;
+        lon += lon_step;
+    }
+    else if (direction == 2)
+    {
+        lat -= lat_step;
+        lon -= lon_step;
+    }
+    else if (direction == 3)
+    {
+        lat += lat_step;
+        lon -= lon_step;
+    }
+
+    nlohmann::json jmsg{
+        {"tele_ver", "1.0"},
+        {"lat", lat},
+        {"lon", lon},
+        {"alt", (size_t)(alt + drand(0, 10))},
+        {"speed", (size_t)(speed + drand(20, 30))},
+        {"ts", time(nullptr)}
+    };
+
+    {
+        //WARN: remove
+        const auto& msg{jmsg.dump()};
+        qDebug() << "TelemetryWorker: " << msg.c_str();
+    }
+
+    if (cloudproxyclient)
+        qDebug() << "TelemetryWorker: cloud sendMessage result: " << cloudproxyclient->sendMessage(jmsg.dump());
+
+}