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using UnityEngine;
using System.Collections.Generic;
namespace Lean.Localization
{
/// <summary>This contains the translated value for the current language, and other associated data.</summary>
public class LeanTranslation
{
public struct Entry
{
public string Language;
public Object Owner;
}
/// <summary>The name of this translation.</summary>
public string Name { get { return name; } } [SerializeField] private string name;
/// <summary>The data of this translation (e.g. string or Object).
/// NOTE: This is a System.Object, so you must correctly cast it back before use.</summary>
public object Data;
/// <summary>If Data has been filled with data for the primary language, then this will be set to true.</summary>
public bool Primary;
/// <summary>This stores a list of all LeanSource instances that are currently managing the current value of this translation in the current language.
/// NOTE: If this is empty then no LeanSource of this name is localized for the current language.</summary>
public List<Entry> Entries { get { return entries; } } private List<Entry> entries = new List<Entry>();
private static bool buffering;
private static System.Text.StringBuilder current = new System.Text.StringBuilder();
private static System.Text.StringBuilder buffer = new System.Text.StringBuilder();
private static List<LeanToken> tokens = new List<LeanToken>();
public LeanTranslation(string newName)
{
name = newName;
}
public void Register(string language, Object owner)
{
var entry = new Entry();
entry.Language = language;
entry.Owner = owner;
entries.Add(entry);
}
public void Clear()
{
Data = null;
Primary = false;
entries.Clear();
}
public int LanguageCount(string language)
{
var total = 0;
for (var i = entries.Count - 1; i >= 0; i--)
{
if (entries[i].Language == language)
{
total += 1;
}
}
return total;
}
/// <summary>This returns Text with all tokens substituted using the LeanLocalization.Tokens list.</summary>
public static string FormatText(string rawText, string currentText, LeanLocalizedBehaviour behaviour)
{
if (string.IsNullOrEmpty(currentText) == true)
{
currentText = rawText;
}
if (rawText != null)
{
current.Length = 0;
buffer.Length = 0;
tokens.Clear();
for (var i = 0; i < rawText.Length; i++)
{
var rawChar = rawText[i];
if (rawChar == '{')
{
if (buffering == true)
{
buffering = false;
buffer.Length = 0;
}
else
{
buffering = true;
}
}
else if (rawChar == '}')
{
if (buffering == true)
{
if (buffer.Length > 0)
{
var token = default(LeanToken);
if (buffer.Length > 0 && LeanLocalization.CurrentTokens.TryGetValue(buffer.ToString(), out token) == true) // TODO: Avoid ToString here?
{
current.Append(token.Value);
tokens.Add(token);
}
else
{
current.Append('{').Append(buffer).Append('}');
}
buffer.Length = 0;
}
buffering = false;
}
}
else
{
if (buffering == true)
{
buffer.Append(rawChar);
}
else
{
current.Append(rawChar);
}
}
}
if (Match(currentText, current) == false)
{
if (behaviour != null)
{
behaviour.UnregisterAll();
}
for (var i = tokens.Count - 1; i >= 0; i--)
{
var token = tokens[i];
token.Register(behaviour);
behaviour.Register(token);
}
return current.ToString();
}
}
return currentText;
}
private static bool Match(string a, System.Text.StringBuilder b)
{
if (a == null && b.Length > 0)
{
return false;
}
if (a.Length != b.Length)
{
return false;
}
for (var i = 0; i < a.Length; i++)
{
if (a[i] != b[i])
{
return false;
}
}
return true;
}
}
}
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