using System.Collections.Generic;

namespace Rokojori;

public class LexerPhase:ParserPhase
{
  public LexerPhase( Lexer lexer )
  {
    this.lexer = lexer;
  }
  public Lexer lexer;

  public bool outputDebugInfo = false;

  public override void Process( Parser parser )
  {
    parser.lexerEvents = lexer.LexToList( parser.source );

    if ( lexer.hasError )
    {      
      hasStopError = true;
      return;
    }

    parser.lexerEvents.Pop();
    
    lexer.GrabMatches( parser.lexerEvents, parser.source );

    var root = parser.root;

    parser.root.children.AddRange(  parser.lexerEvents.Map( le => Token.Create( le, root ) ) );

    if ( outputDebugInfo )
    {
      var index = 0;

      RJLog.Log( "Lexer Info:", "\n" + 
      parser.lexerEvents.Map( le => "["+ ( index++ ) + "] '" + ( le.type == "Break" ? "\\n" : le.match ) + "' : " + le.type + " ("+ le.offset +")" ).Join( "\n" ) 
      ); 
    }
    
  }
}