// Copyright (c) Six Labors.
// Licensed under the Six Labors Split License.

using System.Collections.Generic;
using System.Linq;

namespace UnicodeTrieGenerator.StateAutomation {
  internal sealed class State
  {
      public State(ICollection<INode> positions, int length)
      {
          this.Positions = positions;
          this.Transitions = new int[length];
          this.Accepting = positions.Any(x => x == DeterministicFiniteAutomata.EndMarker);
          this.Marked = false;
          this.Tags = new HashSet<string>();
          foreach (INode pos in positions)
          {
              if (pos is Tag tag)
              {
                  this.Tags.Add(tag.Name);
              }
          }
      }

      public ICollection<INode> Positions { get; set; }

      public int[] Transitions { get; }

      public bool Marked { get; set; }

      public bool Accepting { get; }

      public ICollection<string> Tags { get; set; }
  }
}