/*
    * Copyright 2019-2022 Foreseeti AB <https://foreseeti.com>
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *     https://www.apache.org/licenses/LICENSE-2.0
    *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package org.mal_lang.lib;
  
  import java.util.List;
  
  public class Token extends Position {
    public final TokenType type;
    public final String stringValue;
    public final double doubleValue;
    public final int intValue;
    public final List<Token> preComments;
    public final List<Token> postComments;
  
    public Token(TokenType type, String filename, int line, int col) {
      super(filename, line, col);
      this.type = type;
      this.stringValue = "";
      this.doubleValue = 0.0;
      this.intValue = 0;
      preComments = List.of();
      postComments = List.of();
    }
  
    public Token(TokenType type, String filename, int line, int col, String stringValue) {
      super(filename, line, col);
      this.type = type;
      this.stringValue = stringValue;
      this.doubleValue = 0.0;
      this.intValue = 0;
      preComments = List.of();
      postComments = List.of();
    }
  
    public Token(Token tok, List<Token> preComments, List<Token> postComments) {
      super(tok.filename, tok.line, tok.col);
      type = tok.type;
      stringValue = tok.stringValue;
      doubleValue = tok.doubleValue;
      intValue = tok.intValue;
      this.preComments = preComments;
      this.postComments = postComments;
    }
  
    public Token(TokenType type, String filename, int line, int col, double doubleValue) {
      super(filename, line, col);
      this.type = type;
      this.stringValue = "";
      this.doubleValue = doubleValue;
      this.intValue = 0;
      preComments = List.of();
      postComments = List.of();
    }
  
    public Token(TokenType type, String filename, int line, int col, int intValue) {
      super(filename, line, col);
      this.type = type;
      this.stringValue = "";
      this.doubleValue = 0.0;
      this.intValue = intValue;
      preComments = List.of();
      postComments = List.of();
    }
  
    @Override
    public String toString() {
      StringBuilder sb = new StringBuilder();
      sb.append(type);
      sb.append(", ");
      sb.append(posString());
      switch (type) {
        case FLOAT:
          sb.append(", ");
          sb.append(doubleValue);
          break;
        case INT:
          sb.append(", ");
          sb.append(intValue);
          break;
        case ID:
        case STRING:
          sb.append(", ");
          sb.append(stringValue);
          break;
        default:
         break;
     }
     return sb.toString();
   }
 }