@Override
public List<Word> getWords() {
List<Word> wordList = new ArrayList<Word>();
Db_Help dbhelper = new Db_Help(mContext);
String query = "SELECT _id,vocab,pronunciation,meaning FROM tb_words;";
ArrayList datatable = new ArrayList();
try {
datatable = dbhelper.getDataTable(query);
int i = 0;
while (datatable.size() > i) {
HashMap tablerow = new HashMap();
tablerow = (HashMap) datatable.get(i);
Word obj =
new Word(
tablerow.get(tbWord.id).toString(),
tablerow.get(tbWord.vocab).toString(),
tablerow.get(tbWord.prounuciation).toString(),
tablerow.get(tbWord.meaning).toString());
wordList.add(obj);
i++;
}
} catch (SQLiteException e) {
Log.e("SQLITE_Exception", e.getMessage());
}
return wordList;
}
@Override
public void updateWord(Word word) {
Db_Help dbhelper = new Db_Help(mContext);
String query =
"UPDATE tb_words SET vocab='"
+ word.getVocab()
+ "'"
+ ",meaning='"
+ word.getMeaning()
+ "',pronunciation='"
+ word.getPronunciation()
+ "' WHERE _id='"
+ word.getId()
+ "'";
Log.e("DB_QUERY", query);
dbhelper.executeQuery(query);
}
@Override
public void insertWord(Word word) {
Db_Help dbhelper = new Db_Help(mContext);
Common_helper common_helper = new Common_helper(mContext);
String query =
"INSERT INTO tb_words VALUES ('"
+ common_helper.getGUID()
+ "',"
+ "'"
+ word.getVocab()
+ "',"
+ "'"
+ word.getPronunciation()
+ "',"
+ "'"
+ word.getMeaning()
+ "');";
Log.e("DB_QUERY", query);
dbhelper.executeQuery(query);
}
@Override
public List<Word> getShuffleWords() {
Random rnd = new Random();
List<Word> wordList = new ArrayList<Word>();
Db_Help dbhelper = new Db_Help(mContext);
String query = "SELECT _id,vocab,pronunciation,meaning FROM tb_words;";
ArrayList datatable = new ArrayList();
try {
datatable = dbhelper.getDataTable(query);
int i = 0;
while (datatable.size() > i) {
HashMap tablerow = new HashMap();
tablerow = (HashMap) datatable.get(i);
Word obj =
new Word(
tablerow.get(tbWord.id).toString(),
tablerow.get(tbWord.vocab).toString(),
tablerow.get(tbWord.prounuciation).toString(),
tablerow.get(tbWord.meaning).toString());
wordList.add(obj);
i++;
}
} catch (SQLiteException e) {
Log.e("SQLITE_Exception", e.getMessage());
}
for (int i = wordList.size() - 1; i > 0; i--) {
int index = rnd.nextInt(i + 1);
Log.e("Random", String.valueOf(index));
Word w = wordList.get(index);
wordList.set(index, wordList.get(i));
wordList.set(i, w);
}
return wordList;
}
@Override
public Word getWord(Word word) {
Db_Help dbhelper = new Db_Help(mContext);
String query =
"SELECT _id,vocab,pronunciation,meaning FROM tb_words WHERE _id='" + word.getId() + "'";
Word result = new Word();
ArrayList datarow = new ArrayList();
datarow = dbhelper.getDataRow(query);
if (datarow.size() != 0) {
HashMap tablerow = new HashMap();
tablerow = (HashMap) datarow.get(0);
result =
new Word(
tablerow.get(tbWord.id).toString(),
tablerow.get(tbWord.vocab).toString(),
tablerow.get(tbWord.prounuciation).toString(),
tablerow.get(tbWord.meaning).toString());
}
return result;
}
@Override
public void deleteAllWord() {
Db_Help dbhelper = new Db_Help(mContext);
String query = "DELETE FROM tb_words; ";
dbhelper.executeQuery(query);
}
@Override
public void deleteWord(Word word) {
Db_Help dbhelper = new Db_Help(mContext);
String query = "DELETE FROM tb_words where _id='" + word.getId() + "'";
dbhelper.executeQuery(query);
}
