using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;
using UnityEngine.Events;

public class FamilyNameIndex : MonoBehaviour
{
    public Text indexText;
    public GameObject familyNamePrefab;
    public Transform familyNamesContainer;
    private FamilyNameIndexData data;
    public UnityEvent<FamilyName> onFamilyNameSelected = new UnityEvent<FamilyName>();

    public void setData(FamilyNameIndexData familyNameIndexData)
    {
        this.data = familyNameIndexData;
        indexText.text = data.index;
       
        GameObject familyNameItem = null;
        foreach (var name in data.names)
        {
            familyNameItem = Instantiate(familyNamePrefab, familyNamesContainer);
            FamilyName familyName = familyNameItem.GetComponent<FamilyName>();
            familyName.nameText.text = name;
            familyName.button.onClick.AddListener(onFamilyNameClick);

        }
        RectTransform lastItemTransForm = familyNameItem.GetComponent<RectTransform>();
        float height = lastItemTransForm.sizeDelta.y;
        if (data.names.Count > 10)
            height += lastItemTransForm.sizeDelta.y + 10;
        this.gameObject.GetComponent<RectTransform>().SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, height);
    }

    private void onFamilyNameClick()
    {
        GameObject gameObject = EventSystem.current.currentSelectedGameObject;
        FamilyName familyName = gameObject.GetComponent<FamilyName>();
        onFamilyNameSelected.Invoke(familyName);
    }
}