Start adding API endpoints

Environment/Service/Controllers/ReadingsController.cs

@@ -0,0 +1,35 @@
+using ChrisKaczor.HomeMonitor.Environment.Service.Data;
+using ChrisKaczor.HomeMonitor.Environment.Service.Models;
+using Microsoft.AspNetCore.Mvc;
+
+namespace ChrisKaczor.HomeMonitor.Environment.Service.Controllers;
+
+[Route("[controller]")]
+[ApiController]
+public class ReadingsController(Database database) : ControllerBase
+{
+    [HttpGet("recent")]
+    public async Task<ActionResult<IEnumerable<Readings>>> GetRecent([FromQuery] string? tz)
+    {
+        var recentReadings = await database.GetRecentReadings();
+
+        if (string.IsNullOrWhiteSpace(tz))
+            return Ok(recentReadings);
+
+        try
+        {
+            var timeZoneInfo = TimeZoneInfo.FindSystemTimeZoneById(tz);
+
+            foreach (var recentReading in recentReadings)
+            {
+                recentReading.Time = recentReading.Time.ToOffset(timeZoneInfo.GetUtcOffset(recentReading.Time));
+            }
+        }
+        catch (Exception e)
+        {
+            return BadRequest(e.Message);
+        }
+
+        return Ok(recentReadings);
+    }
+}

Environment/Service/Data/Database.cs

@@ -1,7 +1,9 @@
-using Dapper;
+using ChrisKaczor.HomeMonitor.Environment.Service.Models;
+using Dapper;
 using DbUp;
 using Npgsql;
 using System.Reflection;
+using ChrisKaczor.HomeMonitor.Environment.Service.Models.Indoor;
 
 namespace ChrisKaczor.HomeMonitor.Environment.Service.Data;
 
@@ -41,7 +43,7 @@ public class Database(IConfiguration configuration)
         return connection;
     }
 
-    public async Task StoreMessageAsync(Message message)
+    public async Task StoreMessageAsync(DeviceMessage message)
     {
         await using var connection = CreateConnection();
 
@@ -49,4 +51,13 @@ public class Database(IConfiguration configuration)
 
         await connection.QueryAsync(query, message);
     }
+
+    public async Task<IEnumerable<Readings>> GetRecentReadings()
+    {
+        await using var connection = CreateConnection();
+
+        var query = ResourceReader.GetString("ChrisKaczor.HomeMonitor.Environment.Service.Data.Queries.GetRecentReadings.sql");
+
+        return await connection.QueryAsync<Readings>(query).ConfigureAwait(false);
+    }
 }

Environment/Service/Data/Queries/GetRecentReadings.sql

@@ -0,0 +1,16 @@
+SELECT DISTINCT ON (name)
+    time,
+    name,
+    model,
+    temperature,
+    pressure,
+    humidity,
+    luminance,
+    gas_resistance AS gasResistance,
+    color_temperature AS colorTemperature,
+    air_quality_index AS airQualityIndex
+FROM
+    reading
+ORDER BY
+    name,
+    time DESC

Environment/Service/Environment.http

@@ -1,6 +1,9 @@
-@Environment_HostAddress = http://localhost:5234
+@Environment_HostAddress = http://localhost:5000
 
-GET {{Environment_HostAddress}}/weatherforecast/
+GET {{Environment_HostAddress}}/readings/recent
 Accept: application/json
 
 ###
+
+GET {{Environment_HostAddress}}/readings/recent?tz=America/New_York
+Accept: application/json

Environment/Service/MessageHandler.cs

@@ -1,5 +1,6 @@
 using System.Text.Json;
 using ChrisKaczor.HomeMonitor.Environment.Service.Data;
+using ChrisKaczor.HomeMonitor.Environment.Service.Models.Indoor;
 using Microsoft.AspNetCore.SignalR.Client;
 using MQTTnet;
 using MQTTnet.Client;
@@ -66,7 +67,7 @@ public class MessageHandler : IHostedService
 
         WriteLog($"Topic: {topic} = {payload}");
 
-        var message = JsonSerializer.Deserialize<Message>(payload);
+        var message = JsonSerializer.Deserialize<DeviceMessage>(payload);
 
         if (message == null)
             return;
@@ -76,7 +77,7 @@ public class MessageHandler : IHostedService
         await SendMessage(message);
     }
 
-    private async Task SendMessage(Message message)
+    private async Task SendMessage(DeviceMessage message)
     {
         try
         {

Environment/Service/Models/Indoor/DeviceMessage.cs

@@ -1,8 +1,8 @@
 using System.Text.Json.Serialization;
 
-namespace ChrisKaczor.HomeMonitor.Environment.Service;
+namespace ChrisKaczor.HomeMonitor.Environment.Service.Models.Indoor;
 
-public class Message
+public class DeviceMessage
 {
     [JsonPropertyName("model")]
     public required string Model { get; set; }
@@ -11,7 +11,7 @@ public class Message
     public required string Name { get; set; }
 
     [JsonPropertyName("readings")]
-    public required Readings Readings { get; set; }
+    public required DeviceReadings Readings { get; set; }
 
     [JsonPropertyName("timestamp")]
     public required DateTimeOffset Timestamp { get; set; }

Environment/Service/Models/Indoor/DeviceReadings.cs

@@ -1,10 +1,10 @@
 using System.Text.Json.Serialization;
 using JetBrains.Annotations;
 
-namespace ChrisKaczor.HomeMonitor.Environment.Service;
+namespace ChrisKaczor.HomeMonitor.Environment.Service.Models.Indoor;
 
 [UsedImplicitly]
-public class Readings
+public class DeviceReadings
 {
     [JsonPropertyName("aqi")]
     public decimal AirQualityIndex { get; set; }

Environment/Service/Models/Readings.cs

@@ -0,0 +1,24 @@
+namespace ChrisKaczor.HomeMonitor.Environment.Service.Models;
+
+public class Readings
+{
+    public DateTimeOffset Time { get; set; }
+
+    public string? Name { get; set; }
+
+    public string? Model { get; set; }
+
+    public decimal AirQualityIndex { get; set; }
+
+    public decimal ColorTemperature { get; set; }
+
+    public decimal GasResistance { get; set; }
+
+    public decimal Humidity { get; set; }
+
+    public decimal Luminance { get; set; }
+
+    public decimal Pressure { get; set; }
+
+    public decimal Temperature { get; set; }
+}

Environment/Service/Service.csproj

@@ -11,10 +11,12 @@
 
   <ItemGroup>
     <None Remove="Data\Queries\CreateReading.sql" />
+    <None Remove="Data\Queries\GetRecentReadings.sql" />
     <None Remove="Data\Schema\1-Initial Schema.sql" />
   </ItemGroup>
 
   <ItemGroup>
+    <EmbeddedResource Include="Data\Queries\GetRecentReadings.sql" />
     <EmbeddedResource Include="Data\Queries\CreateReading.sql" />
     <EmbeddedResource Include="Data\Schema\1-Initial Schema.sql" />
   </ItemGroup>
@@ -29,7 +31,6 @@
   </ItemGroup>
 
   <ItemGroup>
-    <Folder Include="Controllers\" />
     <Folder Include="Properties\" />
   </ItemGroup>