1 files changed, 348 insertions, 0 deletions

diff --git a/src/TablesAndTuples/Program.cs b/src/TablesAndTuples/Program.cs
new file mode 100644
index 00000000..c15c3c6d
--- /dev/null
+++ b/src/TablesAndTuples/Program.cs
@@ -0,0 +1,348 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Xml.Linq;
+using SimpleJson;
+
+namespace TablesAndTuples
+{
+    class Program
+    {
+        static readonly XNamespace ns = "http://wixtoolset.org/schemas/v4/wi/tables";
+        static readonly XName TableDefinition = ns + "tableDefinition";
+        static readonly XName ColumnDefinition = ns + "columnDefinition";
+        static readonly XName Name = "name";
+        static readonly XName Type = "type";
+
+        static void Main(string[] args)
+        {
+            if (args.Length == 0)
+            {
+                return;
+            }
+            else if (Path.GetExtension(args[0]) == ".xml")
+            {
+                if (args.Length < 2)
+                {
+                    Console.WriteLine("Need to specify output json file as well.");
+                }
+
+                ReadXmlWriteJson(Path.GetFullPath(args[0]), Path.GetFullPath(args[1]));
+            }
+            else if (Path.GetExtension(args[0]) == ".json")
+            {
+                string prefix = null;
+                if (args.Length < 2)
+                {
+                    Console.WriteLine("Need to specify output folder.");
+                }
+                else if (args.Length > 2)
+                {
+                    prefix = args[2];
+                }
+
+                ReadJsonWriteCs(Path.GetFullPath(args[0]), Path.GetFullPath(args[1]), prefix);
+            }
+        }
+
+        private static void ReadXmlWriteJson(string inputPath, string outputPath)
+        {
+            var doc = XDocument.Load(inputPath);
+
+            var array = new JsonArray();
+
+            foreach (var tableDefinition in doc.Descendants(TableDefinition))
+            {
+                var tupleType = tableDefinition.Attribute(Name).Value;
+
+                var fields = new JsonArray();
+
+                foreach (var columnDefinition in tableDefinition.Elements(ColumnDefinition))
+                {
+                    var fieldName = columnDefinition.Attribute(Name).Value;
+                    var type = columnDefinition.Attribute(Type).Value;
+
+                    if (type == "localized")
+                    {
+                        type = "string";
+                    }
+                    else if (type == "object")
+                    {
+                        type = "path";
+                    }
+
+                    var field = new JsonObject
+                    {
+                        { fieldName, type }
+                    };
+
+                    fields.Add(field);
+                }
+
+                var obj = new JsonObject
+                {
+                    { tupleType, fields }
+                };
+                array.Add(obj);
+            }
+
+            array.Sort(CompareTupleDefinitions);
+
+            var strat = new PocoJsonSerializerStrategy();
+            var json = SimpleJson.SimpleJson.SerializeObject(array, strat);
+
+            Directory.CreateDirectory(Path.GetDirectoryName(outputPath));
+            File.WriteAllText(outputPath, json);
+        }
+
+        private static void ReadJsonWriteCs(string inputPath, string outputFolder, string prefix)
+        {
+            var json = File.ReadAllText(inputPath);
+            var tuples = SimpleJson.SimpleJson.DeserializeObject(json) as JsonArray;
+
+            var tupleNames = new List<string>();
+
+            foreach (var tupleDefinition in tuples.Cast<JsonObject>())
+            {
+                var tupleName = tupleDefinition.Keys.Single();
+                var fields = tupleDefinition.Values.Single() as JsonArray;
+
+                var list = GetFields(fields).ToList();
+
+                tupleNames.Add(tupleName);
+
+                var text = GenerateTupleFileText(prefix, tupleName, list);
+
+                var pathTuple = Path.Combine(outputFolder, tupleName + "Tuple.cs");
+                Console.WriteLine("Writing: {0}", pathTuple);
+                File.WriteAllText(pathTuple, text);
+            }
+
+            var content = TupleNamesFileContent(prefix, tupleNames);
+            var pathNames = Path.Combine(outputFolder, String.Concat(prefix, "TupleDefinitions.cs"));
+            Console.WriteLine("Writing: {0}", pathNames);
+            File.WriteAllText(pathNames, content);
+        }
+
+        private static IEnumerable<(string Name, string Type, string ClrType, string AsFunction)> GetFields(JsonArray fields)
+        {
+            foreach (var field in fields.Cast<JsonObject>())
+            {
+                var fieldName = field.Keys.Single();
+                var fieldType = field.Values.Single() as string;
+
+                var clrType = ConvertToClrType(fieldType);
+                fieldType = ConvertToFieldType(fieldType);
+
+                var asFunction = $"As{fieldType}()";
+
+                yield return (Name: fieldName, Type: fieldType, ClrType: clrType, AsFunction: asFunction);
+            }
+        }
+
+        private static string GenerateTupleFileText(string prefix, string tupleName, List<(string Name, string Type, string ClrType, string AsFunction)> tupleFields)
+        {
+            var ns = prefix ?? "Data";
+            var toString = String.IsNullOrEmpty(prefix) ? null : ".ToString()";
+
+            var startTupleDef = String.Join(Environment.NewLine,
+                "// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.",
+                "",
+                "namespace WixToolset.{2}",
+                "{",
+                "    using WixToolset.Data;",
+                "    using WixToolset.{2}.Tuples;",
+                "",
+                "    public static partial class {3}TupleDefinitions",
+                "    {",
+                "        public static readonly IntermediateTupleDefinition {1} = new IntermediateTupleDefinition(",
+                "            {3}TupleDefinitionType.{1}{4},",
+                "            new[]",
+                "            {");
+            var fieldDef =
+                "                new IntermediateFieldDefinition(nameof({1}TupleFields.{2}), IntermediateFieldType.{3}),";
+            var endTupleDef = String.Join(Environment.NewLine,
+                "            },",
+                "            typeof({1}Tuple));",
+                "    }",
+                "}",
+                "",
+                "namespace WixToolset.{2}.Tuples",
+                "{",
+                "    using WixToolset.Data;",
+                "",
+                "    public enum {1}TupleFields",
+                "    {");
+            var fieldEnum =
+                "        {2},";
+            var startTuple = String.Join(Environment.NewLine,
+                "    }",
+                "",
+                "    public class {1}Tuple : IntermediateTuple",
+                "    {",
+                "        public {1}Tuple() : base({3}TupleDefinitions.{1}, null, null)",
+                "        {",
+                "        }",
+                "",
+                "        public {1}Tuple(SourceLineNumber sourceLineNumber, Identifier id = null) : base({3}TupleDefinitions.{1}, sourceLineNumber, id)",
+                "        {",
+                "        }",
+                "",
+                "        public IntermediateField this[{1}TupleFields index] => this.Fields[(int)index];");
+            var fieldProp = String.Join(Environment.NewLine,
+                "",
+                "        public {4} {2}",
+                "        {",
+                "            get => this.Fields[(int){1}TupleFields.{2}].{5};",
+                "            set => this.Set((int){1}TupleFields.{2}, value);",
+                "        }");
+            var endTuple = String.Join(Environment.NewLine,
+                "    }",
+                "}");
+
+            var sb = new StringBuilder();
+
+            sb.AppendLine(startTupleDef.Replace("{1}", tupleName).Replace("{2}", ns).Replace("{3}", prefix).Replace("{4}", toString));
+            foreach (var field in tupleFields)
+            {
+                sb.AppendLine(fieldDef.Replace("{1}", tupleName).Replace("{2}", field.Name).Replace("{3}", field.Type).Replace("{4}", field.ClrType).Replace("{5}", field.AsFunction));
+            }
+            sb.AppendLine(endTupleDef.Replace("{1}", tupleName).Replace("{2}", ns).Replace("{3}", prefix));
+            foreach (var field in tupleFields)
+            {
+                sb.AppendLine(fieldEnum.Replace("{1}", tupleName).Replace("{2}", field.Name).Replace("{3}", field.Type).Replace("{4}", field.ClrType).Replace("{5}", field.AsFunction));
+            }
+            sb.AppendLine(startTuple.Replace("{1}", tupleName).Replace("{2}", ns).Replace("{3}", prefix));
+            foreach (var field in tupleFields)
+            {
+                sb.AppendLine(fieldProp.Replace("{1}", tupleName).Replace("{2}", field.Name).Replace("{3}", field.Type).Replace("{4}", field.ClrType).Replace("{5}", field.AsFunction));
+            }
+            sb.Append(endTuple);
+
+            return sb.ToString();
+        }
+
+        private static string TupleNamesFileContent(string prefix, List<string> tupleNames)
+        {
+            var ns = prefix ?? "Data";
+
+            var header = String.Join(Environment.NewLine,
+                "// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.",
+                "",
+                "namespace WixToolset.{2}",
+                "{",
+                "    using System;",
+                "    using WixToolset.Data;",
+                "",
+                "    public enum {3}TupleDefinitionType",
+                "    {");
+            var namesFormat =
+                "        {1},";
+            var midpoint = String.Join(Environment.NewLine,
+                "    }",
+                "",
+                "    public static partial class {3}TupleDefinitions",
+                "    {",
+                "        public static readonly Version Version = new Version(\"4.0.0\");",
+                "",
+                "        public static IntermediateTupleDefinition ByName(string name)",
+                "        {",
+                "            if (!Enum.TryParse(name, out {3}TupleDefinitionType type))",
+                "            {",
+                "                return null;",
+                "            }",
+                "",
+                "            return ByType(type);",
+                "        }",
+                "",
+                "        public static IntermediateTupleDefinition ByType({3}TupleDefinitionType type)",
+                "        {",
+                "            switch (type)",
+                "            {");
+
+            var caseFormat = String.Join(Environment.NewLine,
+                "                case {3}TupleDefinitionType.{1}:",
+                "                    return {3}TupleDefinitions.{1};",
+                "");
+
+            var footer = String.Join(Environment.NewLine,
+                "                default:",
+                "                    throw new ArgumentOutOfRangeException(nameof(type));",
+                "            }",
+                "        }",
+                "    }",
+                "}");
+
+            var sb = new StringBuilder();
+
+            sb.AppendLine(header.Replace("{2}", ns).Replace("{3}", prefix));
+            foreach (var tupleName in tupleNames)
+            {
+                sb.AppendLine(namesFormat.Replace("{1}", tupleName).Replace("{2}", ns).Replace("{3}", prefix));
+            }
+            sb.AppendLine(midpoint.Replace("{2}", ns).Replace("{3}", prefix));
+            foreach (var tupleName in tupleNames)
+            {
+                sb.AppendLine(caseFormat.Replace("{1}", tupleName).Replace("{2}", ns).Replace("{3}", prefix));
+            }
+            sb.AppendLine(footer);
+
+            return sb.ToString();
+        }
+
+        private static string ConvertToFieldType(string fieldType)
+        {
+            switch (fieldType.ToLowerInvariant())
+            {
+                case "bool":
+                    return "Bool";
+
+                case "string":
+                case "preserved":
+                    return "String";
+
+                case "number":
+                    return "Number";
+
+                case "path":
+                    return "Path";
+            }
+
+            throw new ArgumentException(fieldType);
+        }
+
+        private static string ConvertToClrType(string fieldType)
+        {
+            switch (fieldType.ToLowerInvariant())
+            {
+                case "bool":
+                    return "bool";
+
+                case "string":
+                case "preserved":
+                    return "string";
+
+                case "number":
+                    return "int";
+
+                case "path":
+                    return "string";
+            }
+
+            throw new ArgumentException(fieldType);
+        }
+
+        private static int CompareTupleDefinitions(object x, object y)
+        {
+            var first = (JsonObject)x;
+            var second = (JsonObject)y;
+
+            var firstType = first.Keys.Single();
+            var secondType = second.Keys.Single();
+
+            return firstType.CompareTo(secondType);
+        }
+    }
+}