feat(etl): add CommonScripts factory for index and statistics scripts

NEW/src/JdeScoping.DataSync/Etl/Scripts/CommonScripts.cs

@@ -0,0 +1,39 @@
+using JdeScoping.DataAccess.Interfaces;
+using JdeScoping.DataSync.Etl.Contracts;
+
+namespace JdeScoping.DataSync.Etl.Scripts;
+
+public static class CommonScripts
+{
+    public static IScriptRunner DisableIndexes(IDbConnectionFactory factory, string tableName)
+    {
+        var sql = $@"
+DECLARE @sql NVARCHAR(MAX) = '';
+SELECT @sql = @sql + 'ALTER INDEX [' + i.name + '] ON [{tableName}] DISABLE;' + CHAR(13)
+FROM sys.indexes i
+INNER JOIN sys.tables t ON i.object_id = t.object_id
+WHERE t.name = '{tableName}'
+  AND i.type = 2
+  AND i.is_disabled = 0;
+IF LEN(@sql) > 0 EXEC sp_executesql @sql;";
+
+        return new SqlScriptRunner(factory, sql, $"DisableIndexes:{tableName}", timeoutSeconds: 300);
+    }
+
+    public static IScriptRunner RebuildIndexes(IDbConnectionFactory factory, string tableName)
+    {
+        var sql = $"ALTER INDEX ALL ON [{tableName}] REBUILD WITH (FILLFACTOR = 95)";
+        return new SqlScriptRunner(factory, sql, $"RebuildIndexes:{tableName}", timeoutSeconds: 3600);
+    }
+
+    public static IScriptRunner UpdateStatistics(IDbConnectionFactory factory, string tableName)
+    {
+        var sql = $"UPDATE STATISTICS [{tableName}]";
+        return new SqlScriptRunner(factory, sql, $"UpdateStats:{tableName}", timeoutSeconds: 600);
+    }
+
+    public static IScriptRunner CustomSql(IDbConnectionFactory factory, string sql, string name)
+    {
+        return new SqlScriptRunner(factory, sql, name);
+    }
+}

NEW/tests/JdeScoping.DataSync.Tests/Etl/Scripts/CommonScriptsTests.cs

@@ -0,0 +1,38 @@
+using JdeScoping.DataAccess.Interfaces;
+using JdeScoping.DataSync.Etl.Scripts;
+using NSubstitute;
+
+namespace JdeScoping.DataSync.Tests.Etl.Scripts;
+
+public class CommonScriptsTests
+{
+    private readonly IDbConnectionFactory _factory = Substitute.For<IDbConnectionFactory>();
+
+    [Fact]
+    public void DisableIndexes_ReturnsRunnerWithCorrectName()
+    {
+        var runner = CommonScripts.DisableIndexes(_factory, "WorkOrder");
+        Assert.Equal("DisableIndexes:WorkOrder", runner.ScriptName);
+    }
+
+    [Fact]
+    public void RebuildIndexes_ReturnsRunnerWithCorrectName()
+    {
+        var runner = CommonScripts.RebuildIndexes(_factory, "WorkOrder");
+        Assert.Equal("RebuildIndexes:WorkOrder", runner.ScriptName);
+    }
+
+    [Fact]
+    public void UpdateStatistics_ReturnsRunnerWithCorrectName()
+    {
+        var runner = CommonScripts.UpdateStatistics(_factory, "WorkOrder");
+        Assert.Equal("UpdateStats:WorkOrder", runner.ScriptName);
+    }
+
+    [Fact]
+    public void CustomSql_ReturnsRunnerWithProvidedName()
+    {
+        var runner = CommonScripts.CustomSql(_factory, "SELECT 1", "MyCustomScript");
+        Assert.Equal("MyCustomScript", runner.ScriptName);
+    }
+}