package org.qii.weiciyuan.support.database;
import com.google.gson.Gson;
import com.google.gson.JsonSyntaxException;
import org.qii.weiciyuan.bean.CommentBean;
import org.qii.weiciyuan.bean.CommentListBean;
import org.qii.weiciyuan.bean.android.CommentTimeLineData;
import org.qii.weiciyuan.bean.android.TimeLinePosition;
import org.qii.weiciyuan.support.database.table.CommentsTable;
import org.qii.weiciyuan.support.debug.AppLogger;
import org.qii.weiciyuan.support.utils.AppConfig;
import android.content.ContentValues;
import android.database.Cursor;
import android.database.DatabaseUtils;
import android.database.SQLException;
import android.database.sqlite.SQLiteDatabase;
import android.text.TextUtils;
import java.util.ArrayList;
import java.util.List;
/**
* User: qii
* Date: 13-1-7
*/
public class CommentToMeTimeLineDBTask {
private CommentToMeTimeLineDBTask() {
}
private static SQLiteDatabase getWsd() {
DatabaseHelper databaseHelper = DatabaseHelper.getInstance();
return databaseHelper.getWritableDatabase();
}
private static SQLiteDatabase getRsd() {
DatabaseHelper databaseHelper = DatabaseHelper.getInstance();
return databaseHelper.getReadableDatabase();
}
public static void addCommentLineMsg(CommentListBean list, String accountId) {
Gson gson = new Gson();
List<CommentBean> msgList = list.getItemList();
DatabaseUtils.InsertHelper ih = new DatabaseUtils.InsertHelper(getWsd(),
CommentsTable.CommentsDataTable.TABLE_NAME);
final int mblogidColumn = ih.getColumnIndex(CommentsTable.CommentsDataTable.MBLOGID);
final int accountidColumn = ih.getColumnIndex(CommentsTable.CommentsDataTable.ACCOUNTID);
final int jsondataColumn = ih.getColumnIndex(CommentsTable.CommentsDataTable.JSONDATA);
try {
getWsd().beginTransaction();
for (CommentBean msg : msgList) {
ih.prepareForInsert();
if (msg != null) {
ih.bind(mblogidColumn, msg.getId());
ih.bind(accountidColumn, accountId);
String json = gson.toJson(msg);
ih.bind(jsondataColumn, json);
} else {
ih.bind(mblogidColumn, "-1");
ih.bind(accountidColumn, accountId);
ih.bind(jsondataColumn, "");
}
ih.execute();
}
getWsd().setTransactionSuccessful();
} catch (SQLException e) {
} finally {
getWsd().endTransaction();
ih.close();
}
reduceCommentTable(accountId);
}
public static CommentTimeLineData getCommentLineMsgList(String accountId) {
TimeLinePosition position = getPosition(accountId);
int limit =
position.position + AppConfig.DB_CACHE_COUNT_OFFSET > AppConfig.DEFAULT_MSG_COUNT_50
? position.position + AppConfig.DB_CACHE_COUNT_OFFSET
: AppConfig.DEFAULT_MSG_COUNT_50;
CommentListBean result = new CommentListBean();
List<CommentBean> msgList = new ArrayList<CommentBean>();
String sql = "select * from " + CommentsTable.CommentsDataTable.TABLE_NAME + " where "
+ CommentsTable.CommentsDataTable.ACCOUNTID + " = "
+ accountId + " order by " + CommentsTable.CommentsDataTable.MBLOGID
+ " desc limit " + limit;
Cursor c = getRsd().rawQuery(sql, null);
Gson gson = new Gson();
while (c.moveToNext()) {
String json = c.getString(c.getColumnIndex(CommentsTable.CommentsDataTable.JSONDATA));
if (!TextUtils.isEmpty(json)) {
try {
CommentBean value = gson.fromJson(json, CommentBean.class);
if (!value.isMiddleUnreadItem()) {
value.getListViewSpannableString();
}
msgList.add(value);
} catch (JsonSyntaxException e) {
AppLogger.e(e.getMessage());
}
} else {
msgList.add(null);
}
}
result.setComments(msgList);
c.close();
return new CommentTimeLineData(result, position);
}
private static void reduceCommentTable(String accountId) {
String searchCount = "select count(" + CommentsTable.CommentsDataTable.ID + ") as total"
+ " from " + CommentsTable.CommentsDataTable.TABLE_NAME + " where "
+ CommentsTable.CommentsDataTable.ACCOUNTID
+ " = " + accountId;
int total = 0;
Cursor c = getRsd().rawQuery(searchCount, null);
if (c.moveToNext()) {
total = c.getInt(c.getColumnIndex("total"));
}
c.close();
// AppLogger.e("total=" + total);
//
// int needDeletedNumber = total - AppConfig.DEFAULT_COMMENTS_TO_ME_DB_CACHE_COUNT;
//
// if (needDeletedNumber > 0) {
// AppLogger.e("" + needDeletedNumber);
// String sql = " delete from " + CommentsTable.CommentsDataTable.TABLE_NAME + " where " + CommentsTable.CommentsDataTable.ID + " in "
// + "( select " + CommentsTable.CommentsDataTable.ID + " from " + CommentsTable.CommentsDataTable.TABLE_NAME + " where "
// + CommentsTable.CommentsDataTable.ACCOUNTID
// + " in " + "(" + accountId + ") order by " + CommentsTable.CommentsDataTable.ID + " asc limit " + needDeletedNumber + " ) ";
//
// getWsd().execSQL(sql);
// }
}
private void replaceCommentLineMsg(CommentListBean list, String accountId) {
deleteAllComments(accountId);
//need modification
// wsd.execSQL("DROP TABLE IF EXISTS " + CommentsTable.CommentsDataTable.TABLE_NAME);
// wsd.execSQL(DatabaseHelper.CREATE_COMMENTS_TABLE_SQL);
addCommentLineMsg(list, accountId);
}
static void deleteAllComments(String accountId) {
String sql = "delete from " + CommentsTable.CommentsDataTable.TABLE_NAME + " where "
+ CommentsTable.CommentsDataTable.ACCOUNTID + " in " + "(" + accountId + ")";
getWsd().execSQL(sql);
}
public static void asyncUpdatePosition(final TimeLinePosition position,
final String accountId) {
if (position == null) {
return;
}
Runnable runnable = new Runnable() {
@Override
public void run() {
updatePosition(position, accountId);
}
};
new Thread(runnable).start();
}
private static void updatePosition(TimeLinePosition position, String accountId) {
String sql = "select * from " + CommentsTable.TABLE_NAME + " where "
+ CommentsTable.ACCOUNTID + " = "
+ accountId;
Cursor c = getRsd().rawQuery(sql, null);
Gson gson = new Gson();
if (c.moveToNext()) {
try {
String[] args = {accountId};
ContentValues cv = new ContentValues();
cv.put(CommentsTable.TIMELINEDATA, gson.toJson(position));
getWsd().update(CommentsTable.TABLE_NAME, cv, CommentsTable.ACCOUNTID + "=?", args);
} catch (JsonSyntaxException e) {
}
} else {
ContentValues cv = new ContentValues();
cv.put(CommentsTable.ACCOUNTID, accountId);
cv.put(CommentsTable.TIMELINEDATA, gson.toJson(position));
getWsd().insert(CommentsTable.TABLE_NAME,
CommentsTable.ID, cv);
}
}
public static TimeLinePosition getPosition(String accountId) {
String sql = "select * from " + CommentsTable.TABLE_NAME + " where "
+ CommentsTable.ACCOUNTID + " = "
+ accountId;
Cursor c = getRsd().rawQuery(sql, null);
Gson gson = new Gson();
while (c.moveToNext()) {
String json = c.getString(c.getColumnIndex(CommentsTable.TIMELINEDATA));
if (!TextUtils.isEmpty(json)) {
try {
TimeLinePosition value = gson.fromJson(json, TimeLinePosition.class);
c.close();
return value;
} catch (JsonSyntaxException e) {
e.printStackTrace();
}
}
}
c.close();
return TimeLinePosition.empty();
}
public static void asyncReplace(final CommentListBean list, final String accountId) {
final CommentListBean data = new CommentListBean();
data.replaceAll(list);
new Thread(new Runnable() {
@Override
public void run() {
deleteAllComments(accountId);
addCommentLineMsg(data, accountId);
}
}).start();
}
}