119 lines
4.5 KiB
C#
119 lines
4.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Net;
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using System.Text;
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using BlubbFish.Utils;
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using BlubbFish.Utils.IoT.Bots;
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using BlubbFish.Utils.IoT.Bots.Moduls;
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using Fraunhofer.Fit.Iot.Lora;
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using Fraunhofer.Fit.Iot.Lora.Devices;
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using Fraunhofer.Fit.Iot.Lora.Events;
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using LitJson;
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namespace Fraunhofer.Fit.IoT.Bots.LoraBot.Moduls {
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public class Scral : AModul<LoraController> {
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private readonly List<String> nodes = new List<String>();
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public override event ModulEvent Update;
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private readonly Object getLock = new Object();
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private readonly String server = "https://portal.monica-cloud.eu/";
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public Scral(LoraController lib, InIReader settings) : base(lib, settings) { }
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public override void EventLibSetter() {
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this.library.Update += this.HandleLibUpdate;
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}
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protected override void LibUpadteThread(Object state) {
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try {
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DeviceUpdateEvent e = state as DeviceUpdateEvent;
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LoraClient l = (LoraClient)e.Parent;
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if (!this.nodes.Contains(l.Name)) {
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this.Register(l);
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this.nodes.Add(l.Name);
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}
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this.SendUpdate(l);
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} catch { }
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}
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private void SendUpdate(LoraClient l) {
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if (l.Gps.Fix) {
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Dictionary<String, Object> d = new Dictionary<String, Object> {
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{ "type", "uwb" },
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{ "tagId", l.Name },
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{ "timestamp", DateTime.Now.ToString("o") },
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{ "lat", l.Gps.Latitude },
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{ "lon", l.Gps.Longitude },
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{ "bearing", l.Rssi },
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{ "herr", l.Gps.Hdop },
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{ "battery_level", l.Snr }
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};
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if(this.RequestString("scral/puetz/dexels/wearable/localization", JsonMapper.ToJson(d), false, RequestMethod.PUT) == null) {
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this.Register(l);
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}
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this.Update?.Invoke(this, new BlubbFish.Utils.IoT.Bots.Events.ModulEventArgs("scral/puetz/dexels/wearable/localization", "PUT", JsonMapper.ToJson(d), "SCRAL"));
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}
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}
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private void Register(LoraClient l) {
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Dictionary<String, Object> d = new Dictionary<String, Object> {
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{ "device", "wearable" },
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{ "sensor", "tag" },
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{ "type", "uwb" },
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{ "tagId", l.Name },
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{ "timestamp", DateTime.Now.ToString("o") },
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{ "unitOfMeasurements", "meters" },
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{ "observationType", "propietary" },
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{ "state", "active" }
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};
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this.RequestString("scral/puetz/dexels/wearable", JsonMapper.ToJson(d), false, RequestMethod.POST);
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this.Update?.Invoke(this, new BlubbFish.Utils.IoT.Bots.Events.ModulEventArgs("scral/puetz/dexels/wearable", "POST", JsonMapper.ToJson(d), "SCRAL"));
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}
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public override void Dispose() { }
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protected override void UpdateConfig() { }
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#region HTTP Request
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private String RequestString(String address, String json = "", Boolean withoutput = true, RequestMethod method = RequestMethod.GET) {
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String ret = null;
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lock (this.getLock) {
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HttpWebRequest request = WebRequest.CreateHttp(this.server + address);
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request.Timeout = 5000;
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if (method == RequestMethod.POST || method == RequestMethod.PUT) {
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Byte[] requestdata = Encoding.ASCII.GetBytes(json);
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request.ContentLength = requestdata.Length;
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request.Method = method.ToString();
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request.ContentType = "application/json";
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using (Stream stream = request.GetRequestStream()) {
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stream.Write(requestdata, 0, requestdata.Length);
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}
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}
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try {
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using (HttpWebResponse response = (HttpWebResponse)request.GetResponse()) {
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if (response.StatusCode == HttpStatusCode.Unauthorized) {
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Console.Error.WriteLine("Benutzer oder Passwort falsch!");
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throw new Exception("Benutzer oder Passwort falsch!");
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}
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if (withoutput) {
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StreamReader reader = new StreamReader(response.GetResponseStream());
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ret = reader.ReadToEnd();
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}
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}
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} catch (Exception e) {
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Helper.WriteError("Konnte keine Verbindung zum Razzbery Server herstellen. Resource: \"" + this.server + address + "\" Fehler: " + e.Message);
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return null;
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//throw new Exceptions.ConnectionException("Konnte keine Verbindung zum Razzbery Server herstellen: " + e.Message);
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}
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}
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return ret;
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}
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private enum RequestMethod {
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GET,
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POST,
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PUT
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}
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#endregion
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}
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}
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