package entity;

import operation.LineAnalysis;
import operation.WordAnalysis;

//單詞工廠類
public class WordsFactory {

	private int wordamount; // 單詞數

	// 構造函數
	public WordsFactory() {
		wordamount = 0;
	}

	// 獲取單詞數
	public int getWordamount() {
		return wordamount;
	}

	// 根據給定的文本創建Word集合 并記錄單詞數目
	// text 創建Word集合的文本
	public Word[] createWordsFromString(String text) {
		int i = 0, j = 0, k = 0, amount = 0, lineamount = 0;
		WordAnalysis wordAnalysis = new WordAnalysis(text); // 分析所有單詞
		LineAnalysis lineAnalysis = new LineAnalysis(text); // 分析所有行
		this.wordamount = wordAnalysis.getWordAmount(); // 計算并保存總單詞數
		lineamount = lineAnalysis.getLineAmount(); // 計算總行數
		Word[] words = new Word[this.wordamount];
		for (i = 0, k = 0; i < lineamount; i++) { // 逐行分析
			wordAnalysis = new WordAnalysis(lineAnalysis.getLine(i)); // 分析當前行單詞
			amount = wordAnalysis.getWordAmount(); // 計算當前行單詞數
			for (j = 0; j < amount; j++, k++) { // 生成當前行word
				words[k] = new Word(wordAnalysis.getWord(j), i, wordAnalysis
						.getStart(j)); // 記錄word的單詞 行號 位置
			}
		}
		return words;
	}
}