Scriptum/Assets/Scripts/Domain/NpcDialogueManager.cs

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

[Serializable]
public class NpcDialogueManager : MonoBehaviour
{
    [SerializeField]
    public List<DialogueStepModel> DialogueStepsList;

    public void Start()
    {
    /*      CODE DIALOGUE DECLARATION EXAMPLE  

        DialogueController DialogueStep = new DialogueController();
        DialogueStep.AddSentence(new DialogueModel("lorem ipsum"));
        *//*        di.AddSentence(new QuestionDialogueModel("tolore dolore?",
                    new List<Tuple<string, Action>> {
                        new Tuple<string, Action>("AcceptButton", CustomPanel),
                        new Tuple<string, Action>("RejectButton", QuestionPanel)
                    }));*//*
        DialogueStep.SetActionAfterDialogueEnds(() => { });

        DialogueStepModel dialogueStepModel = new DialogueStepModel(DialogueStep);

        DialogueStepsList = new List<DialogueStepModel> { dialogueStepModel };
    */

        BuildDialogue();
    }

    /// <summary>
    /// Function to begin dialogue - will be invoked after user reaction from other script :)
    /// </summary>
    public void ShowStep()
    {
        // 1. Find first yet undisplayed for player anbd show
        foreach(var DialogueStep in DialogueStepsList)
        {
            if(!DialogueStep.WasDisplayed && DialogueStep.DialogueController.listOfDialogue.Count != 0)
            {
                DialogueStep.DialogueController.Show(DialogueStep.DialogueController.listOfDialogue.Dequeue());

                break;
            }
        }
    }

    /// <summary>
    /// Build each step of dialogue
    /// </summary>
    private void BuildDialogue()
    {
        foreach(var dialogueStep in DialogueStepsList)
        {
            dialogueStep.Build();
        }
    }
}