From 69b15d96cebdbb7201b1849b4f62786633d70b8d Mon Sep 17 00:00:00 2001
From: Rob Mensching <rob@firegiant.com>
Date: Wed, 1 Nov 2017 10:56:09 -0700
Subject: Introduce WiX Intermediate Representation

---
 src/WixToolset.Data/IntermediateSection.cs | 118 +++++++++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 src/WixToolset.Data/IntermediateSection.cs

(limited to 'src/WixToolset.Data/IntermediateSection.cs')

diff --git a/src/WixToolset.Data/IntermediateSection.cs b/src/WixToolset.Data/IntermediateSection.cs
new file mode 100644
index 00000000..2b1f7375
--- /dev/null
+++ b/src/WixToolset.Data/IntermediateSection.cs
@@ -0,0 +1,118 @@
+// 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.Data
+{
+    using System;
+    using System.Collections.Generic;
+    using SimpleJson;
+
+    /// <summary>
+    /// Section in an intermediate file.
+    /// </summary>
+    public class IntermediateSection
+    {
+        /// <summary>
+        /// Creates a new section as part of an intermediate.
+        /// </summary>
+        /// <param name="id">Identifier for section.</param>
+        /// <param name="type">Type of section.</param>
+        /// <param name="codepage">Codepage for resulting database.</param>
+        public IntermediateSection(string id, SectionType type, int codepage)
+        {
+            this.Id = id;
+            this.Type = type;
+            this.Codepage = codepage;
+            this.Tuples = new List<IntermediateTuple>();
+        }
+
+        /// <summary>
+        /// Gets the identifier for the section.
+        /// </summary>
+        /// <value>Section identifier.</value>
+        public string Id { get; }
+
+        /// <summary>
+        /// Gets the type of the section.
+        /// </summary>
+        /// <value>Type of section.</value>
+        public SectionType Type { get; }
+
+        /// <summary>
+        /// Gets the codepage for the section.
+        /// </summary>
+        /// <value>Codepage for the section.</value>
+        public int Codepage { get; set; }
+
+        /// <summary>
+        /// Gets and sets the identifier of the compilation of the source file containing the section.
+        /// </summary>
+        public string CompilationId { get; set; }
+
+        /// <summary>
+        /// Gets and sets the identifier of the library that combined the section.
+        /// </summary>
+        public string LibraryId { get; set; }
+
+        /// <summary>
+        /// Tuples in the section.
+        /// </summary>
+        public IList<IntermediateTuple> Tuples { get; }
+
+        /// <summary>
+        /// Parse a section from the JSON data.
+        /// </summary>
+        internal static IntermediateSection Deserialize(ITupleDefinitionCreator creator, JsonObject jsonObject)
+        {
+            var codepage = jsonObject.GetValueOrDefault("codepage", 0);
+            var id = jsonObject.GetValueOrDefault<string>("id");
+            var type = jsonObject.GetEnumOrDefault("type", SectionType.Unknown);
+            var tuplesJson = jsonObject.GetValueOrDefault<JsonArray>("tuples");
+
+            if (null == id && (SectionType.Unknown != type && SectionType.Fragment != type))
+            {
+                throw new ArgumentException("JSON object is not a valid section");
+            }
+
+            if (SectionType.Unknown == type)
+            {
+                throw new ArgumentException("JSON object is not a valid section", nameof(type));
+            }
+
+            var section = new IntermediateSection(id, type, codepage);
+
+            foreach (JsonObject tupleJson in tuplesJson)
+            {
+                var tuple = IntermediateTuple.Deserialize(creator, tupleJson);
+                section.Tuples.Add(tuple);
+            }
+
+            return section;
+        }
+
+        internal JsonObject Serialize()
+        {
+            var jsonObject = new JsonObject
+            {
+                { "type", this.Type.ToString().ToLowerInvariant() },
+                { "codepage", this.Codepage }
+            };
+
+            if (!String.IsNullOrEmpty(this.Id))
+            {
+                jsonObject.Add("id", this.Id);
+            }
+
+            var tuplesJson = new JsonArray(this.Tuples.Count);
+
+            foreach (var tuple in this.Tuples)
+            {
+                var tupleJson = tuple.Serialize();
+                tuplesJson.Add(tupleJson);
+            }
+
+            jsonObject.Add("tuples", tuplesJson);
+
+            return jsonObject;
+        }
+    }
+}
-- 
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