import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.util.EntityUtils;
import org.json.JSONArray;
import org.json.JSONObject;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends Activity {
	private EditText edit = null;
	private Button search = null;
	private TextView text = null;
	private String YouDaoBaseUrl = "http://fanyi.youdao.com/openapi.do";
	private String YouDaoKeyFrom = "你的daoKeyFrom";
	private String YouDaoKey = "你的api key";
	private String YouDaoType = "data";
	private String YouDaoDoctype = "json";
	private String YouDaoVersion = "1.1";

	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main);
		init();
	}

	private void init() {
		edit = (EditText) findViewById(R.id.edit);
		search = (Button) findViewById(R.id.search);
		search.setOnClickListener(new searchListener());
		text = (TextView) findViewById(R.id.text);
	}

	private class searchListener implements OnClickListener {
		@Override
		public void onClick(View v) {
			String YouDaoSearchContent = edit.getText().toString().trim();
			String YouDaoUrl = YouDaoBaseUrl + "?keyfrom=" + YouDaoKeyFrom
					+ "&key=" + YouDaoKey + "&type=" + YouDaoType + "&doctype="
					+ YouDaoDoctype + "&type=" + YouDaoType + "&version="
					+ YouDaoVersion + "&q=" + YouDaoSearchContent;
			try {
				AnalyzingOfJson(YouDaoUrl);
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
	}

	private void AnalyzingOfJson(String url) throws Exception {
		// 第一步，建立HttpGet物件
		HttpGet httpGet = new HttpGet(url);
		// 第二步，使用execute方法傳送HTTP GET請求，並返回HttpResponse物件
		HttpResponse httpResponse = new DefaultHttpClient().execute(httpGet);
		if (httpResponse.getStatusLine().getStatusCode() == 200) {
			// 第三步，使用getEntity方法活得返回結果
			String result = EntityUtils.toString(httpResponse.getEntity());
			System.out.println("result:" + result);
			JSONArray jsonArray = new JSONArray("[" + result + "]");
			String message = null;
			for (int i = 0; i < jsonArray.length(); i++) {
				JSONObject jsonObject = jsonArray.getJSONObject(i);
				if (jsonObject != null) {
					String errorCode = jsonObject.getString("errorCode");
					if (errorCode.equals("20")) {
						Toast.makeText(getApplicationContext(), "要翻譯的文字過長",
								Toast.LENGTH_SHORT);
					} else if (errorCode.equals("30 ")) {
						Toast.makeText(getApplicationContext(), "無法進行有效的翻譯",
								Toast.LENGTH_SHORT);
					} else if (errorCode.equals("40")) {
						Toast.makeText(getApplicationContext(), "不支援的語言型別",
								Toast.LENGTH_SHORT);
					} else if (errorCode.equals("50")) {
						Toast.makeText(getApplicationContext(), "無效的key",
								Toast.LENGTH_SHORT);
					} else {
						// 要翻譯的內容
						String query = jsonObject.getString("query");
						message = query;
						// 翻譯內容
						String translation = jsonObject
								.getString("translation");
						message += "\t" + translation;
						// 有道詞典-基本詞典
						if (jsonObject.has("basic")) {
							JSONObject basic = jsonObject
									.getJSONObject("basic");
							if (basic.has("phonetic")) {
								String phonetic = basic.getString("phonetic");
								message += "\n\t" + phonetic;
							}
							if (basic.has("explains")) {
								String explains = basic.getString("explains");
								message += "\n\t" + explains;
							}
						}
						// 有道詞典-網路釋義
						if (jsonObject.has("web")) {
							String web = jsonObject.getString("web");
							JSONArray webString = new JSONArray("[" + web + "]");
							message += "\n網路釋義：";
							JSONArray webArray = webString.getJSONArray(0);
							int count = 0;
							while (!webArray.isNull(count)) {

								if (webArray.getJSONObject(count).has("key")) {
									String key = webArray.getJSONObject(count)
											.getString("key");
									message += "\n\t<" + (count + 1) + ">"
											+ key;
								}
								if (webArray.getJSONObject(count).has("value")) {
									String value = webArray
											.getJSONObject(count).getString(
													"value");
									message += "\n\t   " + value;
								}
								count++;
							}
						}
					}
				}
			}
			text.setText(message);
		} else {
			Toast.makeText(getApplicationContext(), "提取異常", Toast.LENGTH_SHORT);
		}
	}

}