Fix models in environment service and add more SignalR messaging

Environment/Service/MessageHandler.cs

@@ -1,4 +1,5 @@
 using ChrisKaczor.HomeMonitor.Environment.Service.Data;
+using ChrisKaczor.HomeMonitor.Environment.Service.Models;
 using ChrisKaczor.HomeMonitor.Environment.Service.Models.Indoor;
 using Microsoft.AspNetCore.SignalR.Client;
 using MQTTnet;
@@ -41,8 +42,12 @@ public class MessageHandler : IHostedService
     public async Task StartAsync(CancellationToken cancellationToken)
     {
         if (_hubConnection != null)
+        {
             await _hubConnection.StartAsync(cancellationToken);
 
+            _hubConnection.On("RequestLatest", SendStoredMessage);
+        }
+
         var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer(_configuration["Mqtt:Server"]).Build();
         await _mqttClient.ConnectAsync(mqttClientOptions, cancellationToken);
 
@@ -85,9 +90,36 @@ public class MessageHandler : IHostedService
             if (_hubConnection.State == HubConnectionState.Disconnected)
                 await _hubConnection.StartAsync();
 
-            var json = JsonSerializer.Serialize(message);
+            var deviceReadings = new Readings(message);
 
-            await _hubConnection.InvokeAsync("SendMessage", json);
+            var json = JsonSerializer.Serialize(deviceReadings);
+
+            await _hubConnection.InvokeAsync("SendLatest", json);
+        }
+        catch (Exception exception)
+        {
+            WriteLog($"Hub exception: {exception}");
+        }
+    }
+
+    private async Task SendStoredMessage()
+    {
+        try
+        {
+            if (_hubConnection == null)
+                return;
+
+            if (_hubConnection.State == HubConnectionState.Disconnected)
+                await _hubConnection.StartAsync();
+
+            var recentReadings = await _database.GetRecentReadings();
+
+            foreach (var recentReading in recentReadings)
+            {
+                var json = JsonSerializer.Serialize(recentReading);
+
+                await _hubConnection.InvokeAsync("SendLatest", json);
+            }
         }
         catch (Exception exception)
         {

Environment/Service/Models/Indoor/DeviceMessage.cs

@@ -16,17 +16,24 @@ public class DeviceMessage
     [JsonPropertyName("timestamp")]
     public required DateTimeOffset Timestamp { get; set; }
 
+    [JsonPropertyName("air_quality_index")]
     public decimal AirQualityIndex => Readings.AirQualityIndex;
 
+    [JsonPropertyName("color_temperature")]
     public decimal ColorTemperature => Readings.ColorTemperature;
 
+    [JsonPropertyName("gas_resistance")]
     public decimal GasResistance => Readings.GasResistance;
 
+    [JsonPropertyName("humidity")]
     public decimal Humidity => Readings.Humidity;
 
+    [JsonPropertyName("luminance")]
     public decimal Luminance => Readings.Luminance;
 
+    [JsonPropertyName("pressure")]
     public decimal Pressure => Readings.Pressure;
 
+    [JsonPropertyName("temperature")]
     public decimal Temperature => Readings.Temperature;
 }

Environment/Service/Models/Readings.cs

@@ -1,24 +1,55 @@
-namespace ChrisKaczor.HomeMonitor.Environment.Service.Models;
+using ChrisKaczor.HomeMonitor.Environment.Service.Models.Indoor;
+using System.Text.Json.Serialization;
+
+namespace ChrisKaczor.HomeMonitor.Environment.Service.Models;
 
 public class Readings
 {
+    public Readings()
+    {
+    }
+
+    public Readings(DeviceMessage message)
+    {
+        Time = message.Timestamp;
+        Name = message.Name;
+        Model = message.Model;
+        AirQualityIndex = message.AirQualityIndex;
+        ColorTemperature = message.ColorTemperature;
+        GasResistance = message.GasResistance;
+        Humidity = message.Humidity;
+        Luminance = message.Luminance;
+        Pressure = message.Pressure;
+        Temperature = message.Temperature;
+    }
+
+    [JsonPropertyName("time")]
     public DateTimeOffset Time { get; set; }
 
+    [JsonPropertyName("name")]
     public string? Name { get; set; }
 
+    [JsonPropertyName("model")]
     public string? Model { get; set; }
 
+    [JsonPropertyName("airQualityIndex")]
     public decimal AirQualityIndex { get; set; }
 
+    [JsonPropertyName("colorTemperature")]
     public decimal ColorTemperature { get; set; }
 
+    [JsonPropertyName("gasResistance")]
     public decimal GasResistance { get; set; }
 
+    [JsonPropertyName("humidity")]
     public decimal Humidity { get; set; }
 
+    [JsonPropertyName("luminance")]
     public decimal Luminance { get; set; }
 
+    [JsonPropertyName("pressure")]
     public decimal Pressure { get; set; }
 
+    [JsonPropertyName("temperature")]
     public decimal Temperature { get; set; }
 }

Environment/Service/Models/ReadingsGrouped.cs

@@ -1,25 +1,35 @@
 using JetBrains.Annotations;
+using System.Text.Json.Serialization;
 
 namespace ChrisKaczor.HomeMonitor.Environment.Service.Models;
 
 [PublicAPI]
 public class ReadingsGrouped
 {
+    [JsonPropertyName("bucket")]
     public DateTimeOffset Bucket { get; set; }
 
+    [JsonPropertyName("name")]
     public string? Name { get; set; }
 
+    [JsonPropertyName("averageTemperature")]
     public decimal AverageTemperature { get; set; }
 
+    [JsonPropertyName("averagePressure")]
     public decimal AveragePressure { get; set; }
 
+    [JsonPropertyName("averageHumidity")]
     public decimal AverageHumidity { get; set; }
 
+    [JsonPropertyName("averageLuminance")]
     public decimal AverageLuminance { get; set; }
 
+    [JsonPropertyName("averageGasResistance")]
     public decimal AverageGasResistance { get; set; }
 
+    [JsonPropertyName("averageColorTemperature")]
     public decimal AverageColorTemperature { get; set; }
 
+    [JsonPropertyName("averageAirQualityIndex")]
     public decimal AverageAirQualityIndex { get; set; }
 }

Environment/Service/Properties/launchSettings.json

@@ -4,7 +4,8 @@
       "commandName": "Project",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
-      }
+      },
+      "applicationUrl": "http://localhost:5050"
     }
   }
 }

Hub/Service/.vscode/launch.json

@@ -9,7 +9,7 @@
             "type": "coreclr",
             "request": "launch",
             "preLaunchTask": "build",
-            "program": "${workspaceFolder}/bin/Debug/net5.0/ChrisKaczor.HomeMonitor.Hub.Service.dll",
+            "program": "${workspaceFolder}/bin/Debug/net8.0/ChrisKaczor.HomeMonitor.Hub.Service.dll",
             "args": [],
             "cwd": "${workspaceFolder}",
             "stopAtEntry": false,

Hub/Service/Hubs/EnvironmentHub.cs

@@ -9,11 +9,19 @@ namespace ChrisKaczor.HomeMonitor.Hub.Service.Hubs
     public class EnvironmentHub(ILogger<EnvironmentHub> logger) : Microsoft.AspNetCore.SignalR.Hub
     {
         [UsedImplicitly]
-        public async Task SendMessage(string message)
+        public async Task SendLatest(string message)
         {
             logger.LogInformation(message);
 
-            await Clients.Others.SendAsync("Message", message);
+            await Clients.Others.SendAsync("Latest", message);
+        }
+
+        [UsedImplicitly]
+        public async Task RequestLatest()
+        {
+            logger.LogInformation("RequestLatest");
+
+            await Clients.Others.SendAsync("RequestLatest");
         }
     }
 }