Initial setup of environment service

Environment/Service/Data/Database.cs

@@ -0,0 +1,51 @@
+using System.Reflection;
+using Dapper;
+using DbUp;
+using Microsoft.Data.SqlClient;
+
+namespace ChrisKaczor.HomeMonitor.Environment.Service.Data;
+
+public class Database(IConfiguration configuration)
+{
+    private string GetConnectionString()
+    {
+        var connectionStringBuilder = new SqlConnectionStringBuilder
+        {
+            DataSource = configuration["Environment:Database:Host"],
+            UserID = configuration["Environment:Database:User"],
+            Password = configuration["Environment:Database:Password"],
+            InitialCatalog = configuration["Environment:Database:Name"],
+            TrustServerCertificate = bool.Parse(configuration["Environment:Database:TrustServerCertificate"] ?? "false")
+        };
+
+        return connectionStringBuilder.ConnectionString;
+    }
+
+    public void EnsureDatabase()
+    {
+        var connectionString = GetConnectionString();
+
+        DbUp.EnsureDatabase.For.SqlDatabase(connectionString);
+
+        var upgradeEngine = DeployChanges.To.SqlDatabase(connectionString).WithScriptsEmbeddedInAssembly(Assembly.GetExecutingAssembly(), s => s.Contains(".Schema.")).LogToConsole().Build();
+
+        upgradeEngine.PerformUpgrade();
+    }
+
+    private SqlConnection CreateConnection()
+    {
+        var connection = new SqlConnection(GetConnectionString());
+        connection.Open();
+
+        return connection;
+    }
+
+    public async Task StoreMessageAsync(Message message)
+    {
+        await using var connection = CreateConnection();
+
+        var query = ResourceReader.GetString("ChrisKaczor.HomeMonitor.Environment.Service.Data.Queries.CreateReading.sql");
+
+        await connection.QueryAsync(query, message);
+    }
+}

Environment/Service/Data/Queries/CreateReading.sql

@@ -0,0 +1,25 @@
+BEGIN TRANSACTION
+
+INSERT Reading
+  (Timestamp, Name, Model, Temperature, Pressure, Humidity, Luminance, GasResistance, ColorTemperature, AirQualityIndex)
+SELECT
+  @Timestamp,
+  @Name,
+  @Model,
+  @Temperature,
+  @Pressure,
+  @Humidity,
+  @Luminance,
+  @GasResistance,
+  @ColorTemperature,
+  @AirQualityIndex
+WHERE NOT EXISTS
+  (
+    SELECT
+      1
+    FROM
+      Reading WITH (UPDLOCK, SERIALIZABLE)
+    WHERE Timestamp = @Timestamp AND Name = @Name AND Model = @Model
+  )
+
+COMMIT TRANSACTION

Environment/Service/Data/Schema/1-Initial Schema.sql

@@ -0,0 +1,14 @@
+CREATE TABLE Reading
+(
+  Timestamp        datetimeoffset NOT NULL,
+  Name             nvarchar(50)   NOT NULL,
+  Model            nvarchar(50)   NOT NULL,
+  Temperature      decimal(5, 2)  NOT NULL,
+  Pressure         decimal(6, 2)  NOT NULL,
+  Humidity         decimal(5, 2)  NOT NULL,
+  Luminance        int            NOT NULL,
+  GasResistance    int            NOT NULL,
+  ColorTemperature int            NOT NULL,
+  AirQualityIndex  decimal(4, 1)  NOT NULL,
+  CONSTRAINT reading_pk PRIMARY KEY (Timestamp, Name, Model)
+);