description requests

scripts/gui/choose_your_seeds/Previewport.cs

@@ -1,6 +1,9 @@
+using System.Collections.Generic;
 using Godot;
 using Newlon.Components;
 using Newlon.Components.GUI.Seedpackets;
+using Newlon.Components.Plants;
+using Newlon.Systems.Effects;
 
 public partial class Previewport : SubViewport
 {
@@ -41,10 +44,98 @@ public partial class Previewport : SubViewport
 			_frameField.Texture = start_Field;
 		current_display = resource.Scene.Instantiate();
 		title.Text = Tr(resource.NameKey);
-		description.Text =  Tr("rwd_"+resource.NameKey)+"\n"+ Tr(resource.DescriptionKey);
 		AddChild(current_display);
 		if (current_display is Entity entity)
 			entity.DisableBrain();
+
+
+		var unparsedDescription = Tr(resource.DescriptionKey);
+		var keys = GetRequestedKeys(unparsedDescription);
+		FillPlaceholders(keys, resource, current_display);
+		var parsedDescription = ReplaceTextUsingDict(keys, unparsedDescription);
+
+		description.Text = Tr("rwd_" + resource.NameKey) + "\n" + parsedDescription;
+	}
+
+	private Dictionary<string, float> GetRequestedKeys(string text)
+	{
+		var result = new Dictionary<string, float>();
+		int start = -1;
+
+		for (int i = 0; i < text.Length; i++)
+		{
+			if (text[i] == '{')
+			{
+				start = i;
+			}
+			if (text[i] == '}')
+			{
+				if (start == -1) continue;
+				result.Add(text.Substr(start + 1, i - start - 1), 0);
+				start = -1;
+			}
+		}
+
+		return result;
+	}
+	private void FillPlaceholders(Dictionary<string, float> placeholderDictionary, EntityResource resource, Node searchScene)
+	{
+		var searchList = new List<GodotObject>() { resource, searchScene };
+		while (searchList.Count > 0)
+		{
+			var lookedObject = searchList[0];
+			searchList.RemoveAt(0);
+
+			if(lookedObject is Node lookedNode)
+				searchList.AddRange(lookedNode.GetChildren());
+			if (lookedObject is Shooter shooter)
+			{
+				var projectile = shooter._projectile.Instantiate();
+				searchList.Add(projectile);
+			}
+			foreach (var property in lookedObject.GetPropertyList())
+			{
+				if ((Variant.Type)property["type"].AsInt32() == Variant.Type.Object)
+				{
+					if (lookedObject.Get(property["name"].AsString()).AsGodotObject() is Effect effect)
+					{
+						searchList.Add(effect);
+					}
+				}
+			}
+
+			foreach (var key in placeholderDictionary.Keys)
+				{
+					var namePropertyPair = key.Split('.');
+					Variant property;
+					if (namePropertyPair.Length == 2)
+					{
+						if ((namePropertyPair[0] == "?" && lookedObject != searchScene)||(namePropertyPair[0] != "?" && lookedObject is Node node && node.Name != namePropertyPair[0]))
+						{
+							continue;
+						}
+						property = lookedObject.Get(namePropertyPair[1]);
+					}
+					else
+					{
+						property = lookedObject.Get(namePropertyPair[0]);
+					}
+					if (property.VariantType == Variant.Type.Nil)
+					{
+						continue;
+					}
+					placeholderDictionary[key] = property.As<float>();
+				}
+		}
+	}
+	private string ReplaceTextUsingDict(Dictionary<string, float> dictionary, string text)
+	{
+		var resStr = text;
+		foreach (var key in dictionary.Keys)
+		{
+			resStr = resStr.Replace('{' + key + '}', dictionary[key].ToString());
+		}
+		return resStr;
 	}
 
 }