Added ddl code

mjczone · Aug 26, 2024 · ccc92eb · ccc92eb
1 parent bce6db6
commit ccc92eb
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Showing 54 changed files with 6,219 additions and 19 deletions.
diff --git a/src/DapperMatic/Class1.cs b/src/DapperMatic/Class1.cs
diff --git a/src/DapperMatic/DataTypeMap.cs b/src/DapperMatic/DataTypeMap.cs
@@ -0,0 +1,10 @@
+namespace DapperMatic;
+
+public class DataTypeMap
+{
+    public Type DotnetType { get; set; } = null!;
+    public string SqlType { get; set; } = null!;
+    public string? SqlTypeWithLength { get; set; }
+    public string? SqlTypeWithMaxLength { get; set; }
+    public string? SqlTypeWithPrecisionAndScale { get; set; }
+}
diff --git a/src/DapperMatic/DataTypeMapFactory.cs b/src/DapperMatic/DataTypeMapFactory.cs
@@ -0,0 +1,204 @@
+using System.Collections.Concurrent;
+
+namespace DapperMatic;
+
+public static class DataTypeMapFactory
+{
+    private static ConcurrentDictionary<
+        DatabaseTypes,
+        List<DataTypeMap>
+    > _databaseTypeDataTypeMappings = new();
+
+    public static List<DataTypeMap> GetDefaultDatabaseTypeDataTypeMap(DatabaseTypes databaseType)
+    {
+        return _databaseTypeDataTypeMappings.GetOrAdd(
+            databaseType,
+            dbt =>
+            {
+                return dbt switch
+                {
+                    DatabaseTypes.SqlServer => GetSqlServerDataTypeMap(),
+                    DatabaseTypes.PostgreSql => GetPostgresqlDataTypeMap(),
+                    DatabaseTypes.MySql => GetMySqlDataTypeMap(),
+                    DatabaseTypes.Sqlite => GetSqliteDataTypeMap(),
+                    _ => throw new NotSupportedException($"Database type {dbt} is not supported.")
+                };
+            }
+        );
+    }
+
+    private static List<DataTypeMap> GetSqliteDataTypeMap()
+    {
+        var types = new List<DataTypeMap>
+        {
+            new DataTypeMap { DotnetType = typeof(string), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(Guid), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(int), SqlType = "INTEGER" },
+            new DataTypeMap { DotnetType = typeof(long), SqlType = "INTEGER" },
+            new DataTypeMap { DotnetType = typeof(float), SqlType = "REAL" },
+            new DataTypeMap { DotnetType = typeof(double), SqlType = "REAL" },
+            new DataTypeMap { DotnetType = typeof(decimal), SqlType = "NUMERIC" },
+            new DataTypeMap { DotnetType = typeof(bool), SqlType = "INTEGER" },
+            new DataTypeMap { DotnetType = typeof(DateTime), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(DateTimeOffset), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(byte[]), SqlType = "BLOB" },
+            new DataTypeMap { DotnetType = typeof(Guid[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(int[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(long[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(double[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(decimal[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(string[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(Dictionary<string, string>), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(Dictionary<string, object>), SqlType = "TEXT" }
+        };
+
+        return UnionNullableValueTypes(types);
+    }
+
+    private static List<DataTypeMap> GetMySqlDataTypeMap()
+    {
+        // get the type map for MySql
+        var types = new List<DataTypeMap>
+        {
+            new DataTypeMap
+            {
+                DotnetType = typeof(string),
+                SqlType = "VARCHAR(255)",
+                SqlTypeWithLength = "VARCHAR({0})",
+                SqlTypeWithMaxLength = "TEXT"
+            },
+            new DataTypeMap { DotnetType = typeof(Guid), SqlType = "CHAR(36)" },
+            new DataTypeMap { DotnetType = typeof(int), SqlType = "INT" },
+            new DataTypeMap { DotnetType = typeof(long), SqlType = "BIGINT" },
+            new DataTypeMap { DotnetType = typeof(float), SqlType = "FLOAT" },
+            new DataTypeMap { DotnetType = typeof(double), SqlType = "DOUBLE" },
+            new DataTypeMap { DotnetType = typeof(decimal), SqlType = "DECIMAL" },
+            new DataTypeMap { DotnetType = typeof(bool), SqlType = "TINYINT" },
+            new DataTypeMap { DotnetType = typeof(DateTime), SqlType = "DATETIME" },
+            new DataTypeMap { DotnetType = typeof(DateTimeOffset), SqlType = "DATETIME" },
+            new DataTypeMap { DotnetType = typeof(byte[]), SqlType = "BLOB" },
+            new DataTypeMap { DotnetType = typeof(Guid[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(int[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(long[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(double[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(decimal[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(string[]), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(Dictionary<string, string>), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(Dictionary<string, object>), SqlType = "TEXT" }
+        };
+
+        return UnionNullableValueTypes(types);
+    }
+
+    private static List<DataTypeMap> GetPostgresqlDataTypeMap()
+    {
+        // get the type map for Postgresql
+        var types = new List<DataTypeMap>
+        {
+            new DataTypeMap
+            {
+                DotnetType = typeof(string),
+                SqlType = "CHARACTER VARYING",
+                SqlTypeWithLength = "CHARACTER VARYING({0})",
+                SqlTypeWithMaxLength = "TEXT"
+            },
+            new DataTypeMap { DotnetType = typeof(Guid), SqlType = "UUID" },
+            new DataTypeMap { DotnetType = typeof(int), SqlType = "INTEGER" },
+            new DataTypeMap { DotnetType = typeof(long), SqlType = "BIGINT" },
+            new DataTypeMap { DotnetType = typeof(float), SqlType = "REAL" },
+            new DataTypeMap { DotnetType = typeof(double), SqlType = "DOUBLE PRECISION" },
+            new DataTypeMap { DotnetType = typeof(decimal), SqlType = "DECIMAL" },
+            new DataTypeMap { DotnetType = typeof(bool), SqlType = "BOOLEAN" },
+            new DataTypeMap { DotnetType = typeof(DateTime), SqlType = "TIMESTAMP" },
+            new DataTypeMap
+            {
+                DotnetType = typeof(DateTimeOffset),
+                SqlType = "TIMESTAMP WITH TIME ZONE"
+            },
+            new DataTypeMap { DotnetType = typeof(byte[]), SqlType = "BYTEA" },
+            // new DataTypeMap { DotnetType = typeof(int[]), SqlType = "TEXT" },
+            // new DataTypeMap { DotnetType = typeof(long[]), SqlType = "TEXT" },
+            // new DataTypeMap { DotnetType = typeof(double[]), SqlType = "TEXT" },
+            // new DataTypeMap { DotnetType = typeof(decimal[]), SqlType = "TEXT" },
+            // new DataTypeMap { DotnetType = typeof(string[]), SqlType = "TEXT" },
+            // new DataTypeMap { DotnetType = typeof(Dictionary<string, string>), SqlType = "TEXT" },
+            // new DataTypeMap { DotnetType = typeof(Dictionary<string, object>), SqlType = "TEXT" },
+            new DataTypeMap { DotnetType = typeof(Guid[]), SqlType = "UUID[]" },
+            new DataTypeMap { DotnetType = typeof(int[]), SqlType = "INTEGER[]" },
+            new DataTypeMap { DotnetType = typeof(long[]), SqlType = "BIGINT[]" },
+            new DataTypeMap { DotnetType = typeof(double[]), SqlType = "DOUBLE PRECISION[]" },
+            new DataTypeMap { DotnetType = typeof(decimal[]), SqlType = "DECIMAL[]" },
+            new DataTypeMap { DotnetType = typeof(string[]), SqlType = "CHARACTER VARYING[]" },
+            new DataTypeMap { DotnetType = typeof(Dictionary<string, string>), SqlType = "JSONB" },
+            new DataTypeMap { DotnetType = typeof(Dictionary<string, object>), SqlType = "JSONB" }
+        };
+
+        return UnionNullableValueTypes(types);
+    }
+
+    private static List<DataTypeMap> GetSqlServerDataTypeMap()
+    {
+        // get the type map for SqlServer
+        var types = new List<DataTypeMap>
+        {
+            new DataTypeMap
+            {
+                DotnetType = typeof(string),
+                SqlType = "NVARCHAR",
+                SqlTypeWithLength = "NVARCHAR({0})",
+                SqlTypeWithMaxLength = "NVARCHAR(MAX)"
+            },
+            new DataTypeMap { DotnetType = typeof(Guid), SqlType = "UNIQUEIDENTIFIER" },
+            new DataTypeMap { DotnetType = typeof(int), SqlType = "INT" },
+            new DataTypeMap { DotnetType = typeof(long), SqlType = "BIGINT" },
+            new DataTypeMap { DotnetType = typeof(float), SqlType = "REAL" },
+            new DataTypeMap { DotnetType = typeof(double), SqlType = "FLOAT" },
+            new DataTypeMap { DotnetType = typeof(decimal), SqlType = "DECIMAL" },
+            new DataTypeMap { DotnetType = typeof(bool), SqlType = "BIT" },
+            new DataTypeMap { DotnetType = typeof(DateTime), SqlType = "DATETIME2" },
+            new DataTypeMap { DotnetType = typeof(DateTimeOffset), SqlType = "DATETIMEOFFSET" },
+            new DataTypeMap { DotnetType = typeof(byte[]), SqlType = "VARBINARY" },
+            new DataTypeMap { DotnetType = typeof(Guid[]), SqlType = "NVARCHAR(MAX)" },
+            new DataTypeMap { DotnetType = typeof(int[]), SqlType = "NVARCHAR(MAX)" },
+            new DataTypeMap { DotnetType = typeof(long[]), SqlType = "NVARCHAR(MAX)" },
+            new DataTypeMap { DotnetType = typeof(double[]), SqlType = "NVARCHAR(MAX)" },
+            new DataTypeMap { DotnetType = typeof(decimal[]), SqlType = "NVARCHAR(MAX)" },
+            new DataTypeMap { DotnetType = typeof(string[]), SqlType = "NVARCHAR(MAX)" },
+            new DataTypeMap
+            {
+                DotnetType = typeof(Dictionary<string, string>),
+                SqlType = "NVARCHAR(MAX)"
+            },
+            new DataTypeMap
+            {
+                DotnetType = typeof(Dictionary<string, object>),
+                SqlType = "NVARCHAR(MAX)"
+            }
+        };
+
+        return UnionNullableValueTypes(types);
+    }
+
+    private static List<DataTypeMap> UnionNullableValueTypes(List<DataTypeMap> types)
+    {
+        // add nullable version of all the value types
+        foreach (var type in types.ToArray())
+        {
+            if (type.DotnetType.IsValueType)
+            {
+                types.Add(
+                    new DataTypeMap
+                    {
+                        DotnetType = typeof(Nullable<>).MakeGenericType(type.DotnetType),
+                        SqlType = type.SqlType,
+                        SqlTypeWithLength = type.SqlTypeWithLength,
+                        SqlTypeWithMaxLength = type.SqlTypeWithMaxLength,
+                        SqlTypeWithPrecisionAndScale = type.SqlTypeWithPrecisionAndScale
+                    }
+                );
+            }
+        }
+
+        return types;
+    }
+}