using UnityEngine;
using AC;

#if UNITY_EDITOR
using UnityEditor;
#endif

[System.Serializable]
public class ActionVariableCopyLocalized : Action
{
    public int sourceGlobalVarID = -1;
    public int targetGlobalVarID = -1;

    public ActionVariableCopyLocalized()
    {
        this.isDisplayed = true;
        category = ActionCategory.Custom;
        title = "CopyVariableLocalized";
        description = "Copies the localized version of a string variable";
    }

    public override float Run()
    {
        if (KickStarter.runtimeVariables == null || KickStarter.speechManager == null || KickStarter.runtimeLanguages == null)
        {
            Debug.LogError("Adventure Creator components not initialized.");
            return 0f;
        }

        GVar sourceVar = GlobalVariables.GetVariable(sourceGlobalVarID);
        GVar targetVar = GlobalVariables.GetVariable(targetGlobalVarID);

        if (sourceVar == null || targetVar == null)
        {
            Debug.LogWarning("Source or target global variable not found.");
            return 0f;
        }

        if (sourceVar.type != VariableType.String || targetVar.type != VariableType.String)
        {
            Debug.LogWarning("This action supports only string-type global variables.");
            return 0f;
        }

        string sourceValue = sourceVar.TextValue;

        // Find SpeechLine matching sourceValue in original language (usually language 0)
        SpeechLine matchedLine = null;
        foreach (SpeechLine line in KickStarter.speechManager.lines)
        {
            if (line.text.Trim() == sourceValue.Trim())
            {
                matchedLine = line;
                break;
            }
        }

        if (matchedLine == null)
        {
            Debug.LogWarning("No matching SpeechLine found for source variable text.");
            targetVar.TextValue = sourceValue; // fallback to raw copy
            return 0f;
        }

        int languageIndex = Options.GetLanguage();

        string localizedText = KickStarter.runtimeLanguages.GetTranslation(matchedLine.text, matchedLine.lineID, languageIndex);

        if (string.IsNullOrEmpty(localizedText))
        {
            Debug.LogWarning("Localized text not found; copying raw text.");
            localizedText = sourceValue;
        }

        // Copy localized text to target variable
        targetVar.TextValue = localizedText;


        return 0f;
    }

#if UNITY_EDITOR

    public override void ShowGUI()
    {
        sourceGlobalVarID = AdvGame.GlobalVariableGUI("Source global string variable:", sourceGlobalVarID, VariableType.String);
        targetGlobalVarID = AdvGame.GlobalVariableGUI("Target global string variable:", targetGlobalVarID, VariableType.String);
    }

    public override string SetLabel()
    {
        return $"Copy localized text from GVar {sourceGlobalVarID} to GVar {targetGlobalVarID}";
    }

#endif
}