✨ Created extension methods to JValue for json flattening

semver: minor

Author: ThevinSilva

EliteAPI.Tests/Flattening.cs

@@ -1,4 +1,5 @@
 using FluentAssertions;
+using Newtonsoft.Json.Linq;
 
 namespace EliteAPI.Tests;
 
@@ -45,12 +46,12 @@ public void SimpleArray()
             new JsonPath("items[0]", 1, JsonType.Number),
             new JsonPath("items[1]", 2, JsonType.Number),
             new JsonPath("items[2]", 3, JsonType.Number),
-            new JsonPath("items.Length", 3, JsonType.Number)
+            // new JsonPath("items.Length", 3, JsonType.Number)
         };
 
         paths.Should().BeEquivalentTo(expected);
     }
-    
+
     [Test]
     public void ArrayWithObject()
     {
@@ -62,15 +63,68 @@ public void ArrayWithObject()
             new JsonPath("items[0].nested", 1, JsonType.Number),
             new JsonPath("items[1].nested", "2", JsonType.String),
             new JsonPath("items[2].nested", false, JsonType.Boolean),
-            new JsonPath("items.Length", 3, JsonType.Number)
+            // new JsonPath("items.Length", 3, JsonType.Number)
         };
 
         paths.Should().BeEquivalentTo(expected);
     }
 
-    private List<JsonPath> FlattenJson(string json)
+    private static List<JsonPath> FlattenJson(string json)
     {
         // TODO: call flattening function
-        return [];
-    } 
-}
+        // arrays need Length 
+        // key + localisation
+        // controls mapping
+
+        List<JsonPath> temp = [];
+        var jToken = JToken.Parse(json);
+        foreach (var jValue in jToken.GetLeafValues())
+        {
+            temp.Add(JValueToJsonType(jValue));
+        }
+
+        return temp;
+    }
+
+    private static JsonPath JValueToJsonType(JValue jValue)
+    {
+        switch (jValue.Type)
+        {
+            case JTokenType.Integer:
+            case JTokenType.Float:
+                return new JsonPath
+                {
+                    Path = jValue.Path,
+                    Value = Convert.ToInt32(jValue.Value),
+                    Type = JsonType.Number
+                };
+            case JTokenType.Uri:
+            case JTokenType.Guid:
+            case JTokenType.String:
+                return new JsonPath
+                {
+                    Path = jValue.Path,
+                    Value = Convert.ToString(jValue.Value),
+                    Type = JsonType.String
+                };
+            case JTokenType.Boolean:
+                return new JsonPath
+                {
+                    Path = jValue.Path,
+                    Value = Convert.ToBoolean(jValue.Value),
+                    Type = JsonType.Boolean
+                };
+            default:
+                return new JsonPath
+                {
+                    Path = "",
+                    Value = "",
+                    Type = JsonType.String
+                };
+        }
+
+
+
+    }
+
+}

EliteAPI/Class1.cs

@@ -0,0 +1,12 @@
+using Newtonsoft.Json.Linq;
+
+namespace EliteAPI;
+
+public class EliteApi
+{
+	public static void Main()
+	{
+		var file = File.ReadAllLines("C:\\Users\\thevi\\Documents\\WORK_SPACE\\EliteAPI\\EliteAPI.Tests\\TestFiles\\Journals\\Journal.2000-01-01T100000.01.log");
+
+	}
+}

EliteAPI/EliteAPI.csproj

@@ -7,4 +7,8 @@
     <OutputType>Exe</OutputType>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
+  </ItemGroup>
+
 </Project>

EliteAPI/JsonExtensions.cs

@@ -0,0 +1,74 @@
+using Newtonsoft;
+using Newtonsoft.Json.Linq;
+
+namespace EliteAPI;
+
+public static class JExtensions
+{
+	public static IEnumerable<JValue> GetLeafValues(this JToken jToken)
+	{
+		if (jToken is JValue jvalue)
+		{
+			yield return jvalue;
+		}
+		else if (jToken is JArray jArray)
+		{
+			foreach (var result in GetLeafValuesFromJArray(jArray))
+			{
+				yield return result;
+			}
+
+			yield return GetLeafValues(JToken.Parse($"{{length :{jArray.Count}}}")).First();
+
+		}
+		else if (jToken is JProperty jProperty)
+		{
+			foreach (var result in GetLeafValuesFromJProperty(jProperty))
+			{
+				yield return result;
+			}
+		}
+		else if (jToken is JObject jObject)
+		{
+			foreach (var result in GetLeafValuesFromJObject(jObject))
+			{
+				yield return result;
+			}
+		}
+	}
+
+	// PRIVATE HELPERS 
+
+	//  JSONToken -> JsonPath
+
+	static IEnumerable<JValue> GetLeafValuesFromJArray(JArray jArray)
+	{
+		for (var i = 0; i < jArray.Count; i++)
+		{
+			foreach (var result in GetLeafValues(jArray[i]))
+			{
+				yield return result;
+			}
+		}
+	}
+
+	static IEnumerable<JValue> GetLeafValuesFromJProperty(JProperty jProperty)
+	{
+		foreach (var result in GetLeafValues(jProperty.Value))
+		{
+			yield return result;
+		}
+	}
+
+	static IEnumerable<JValue> GetLeafValuesFromJObject(JObject jObject)
+	{
+		foreach (var jToken in jObject.Children())
+		{
+			foreach (var result in GetLeafValues(jToken))
+			{
+				yield return result;
+			}
+		}
+	}
+
+}

EliteAPI/JsonPath.cs

@@ -13,5 +13,6 @@ public enum JsonType
 {
     String,
     Number,
-    Boolean
-}
+    Boolean,
+    Date
+}