Pixel Crushers Forum

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Sirenix.OdinInspector;
using PixelCrushers.LoveHate;


public class DynamicFactions : MonoBehaviour {

	[SerializeField] FactionManager factionManager;
	[SerializeField] FactionDatabase factionDatabase;

	private ValueDropdownList<int> GetAllFactions() {
		if (factionDatabase == null) SetReferences();
		ValueDropdownList<int> allFactions = new ValueDropdownList<int>();
		foreach (Faction f in factionDatabase.factions) {
			ValueDropdownItem<int> item = new ValueDropdownItem<int>(f.name, f.id);
			allFactions.Add(item);
		}
		return allFactions;
	}

	[ValueDropdown("GetAllFactions")]
	[SerializeField] List<int> myFactions;
	[ShowInInspector, ReadOnly] string myFactionName { get {
		string _factionName = "combined";
		foreach (int myFactionID in myFactions) {
			Faction myFaction = factionDatabase.GetFaction(myFactionID);
			_factionName += " - " + myFaction.name;
		}
		return _factionName;
	}}
	
	
	void OnReset() {
		SetReferences();
	}
	
	void Start() {
		UpdateFactions();
	}

	void SetReferences() {
		if (factionManager == null) {
			factionManager = FindObjectOfType<FactionManager>();
		}
		if (factionDatabase == null && factionManager != null) {
			factionDatabase = factionManager.factionDatabase;
		}		
	}
	
	[Button]
	void UpdateFactions() {
		if (myFactions.Count <= 1) {
			Debug.LogError("Must have at least 2 factions to create a combined faction.");
			return;
		}
		foreach (Faction faction in factionDatabase.factions) {
			if (myFactionName == faction.name) return;
		}
		
		// faction name doesn't exist (yet) - create
		int newFactionID = factionDatabase.CreateNewFaction(myFactionName, "(automatically created combined faction)");
		
		foreach (int parentFactionID in myFactions) {
			factionDatabase.AddFactionParent(newFactionID, parentFactionID);
		}
		factionDatabase.InheritTraitsFromParents(newFactionID);
	}
}