/// <summary>
/// 同名相册是否已存在
/// </summary>
/// <param name="_AlbumName">相册名称</param>
/// <returns></returns>
public bool AlbumBolIsExt(string _AlbumName)
{
bool bolIsExt = false;
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
foreach (Album _albuminfo in root.SubAlbums)
{
if (_albuminfo.AlbumName.Trim().ToLower() == _AlbumName.Trim().ToLower())
{
bolIsExt = true;
break;
}
}
}
}
catch (Exception ex)
{
}
finally
{
db.Close();
}
return(bolIsExt);
}
/// <summary>
/// 加载数据库信息
/// </summary>
private static void LoadingDbInfo()
{
DbSavePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "luowanliPhoto.yap");
bool IsFirsInit = false;
if (!File.Exists(DbSavePath))
{
IsFirsInit = true;
}
IObjectContainer db = Db4oFactory.OpenFile(DbSavePath);
try
{
if (IsFirsInit)
{
RootAlbum rootalbum = new RootAlbum();
rootalbum.LastUpDateTime = DateTime.Now;
db.Store(rootalbum);//初始化数据
}
}
finally
{
db.Close(); //关闭
}
}
/// <summary>
/// 编辑照片信息
/// </summary>
/// <param name="_AlbumNo"></param>
/// <param name="_photoinfo"></param>
/// <returns></returns>
public Model.ManagerStateMsg EditPhoto(string _AlbumNo, Model.PhotoInfo _photoinfo)
{
Model.ManagerStateMsg msg = new Model.ManagerStateMsg(false, "方法 EditPhoto 执行出现错误！");
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
foreach (Album _abm in root.SubAlbums)
{
if (_abm.AlbumNO == _AlbumNo)
{
int Imgindex = GetPhotoIndex(_abm.SubPhotos, _photoinfo.PhotoName);//返回照片索引
if (Imgindex > -1)
{
_abm.SubPhotos[Imgindex].PhotoName = _photoinfo.PhotoName;
_abm.SubPhotos[Imgindex].PhotoRemark = _photoinfo.PhotoRemark;
_abm.UpdateDate = DateTime.Now;
msg.Statevalue = true;
msg.MsgInfo = "编辑信息保存 成功！";
}
else
{
msg.Statevalue = false;
msg.MsgInfo = "未找到符合条件的照片！";
}
break;
}
}
if (msg.Statevalue)
{
db.Store(root);//保存
db.Commit();
}
}
else
{
msg.Statevalue = false;
msg.MsgInfo = "不存在任何相册！";
}
}
catch (Exception ex)
{
msg.Statevalue = false;
msg.MsgInfo = ex.Message;
}
finally
{
db.Close();
}
return(msg);
}
/// <summary>
/// 添加照片
/// </summary>
/// <param name="_AlbumNo">照片编号</param>
/// <param name="_photoinfo">照片信息</param>
/// <returns></returns>
public Model.ManagerStateMsg AddPhoto(string _AlbumNo, Model.PhotoInfo _photoinfo)
{
Model.ManagerStateMsg msg = new Model.ManagerStateMsg(false, "方法 AddPhoto 执行出现错误！");
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
foreach (Album _abm in root.SubAlbums)
{
if (_abm.AlbumNO == _AlbumNo)
{
if (_abm.SubPhotos == null)
{
_abm.SubPhotos = new List <PhotoInfo>();
}
if (_abm.SubPhotos.Count == 0)
{
_abm.AlbumTitleImg = _photoinfo.PhotoMiniData;
_photoinfo.IsTitleImg = true;
}
_abm.SubPhotos.Add(_photoinfo);
break;
}
}
db.Store(root);
db.Commit();
msg.ReturnValue = _photoinfo;
msg.Statevalue = true;
msg.MsgInfo = "保存成功";
}
else
{
msg.Statevalue = false;
msg.MsgInfo = "不存在任何相册！";
}
}
catch (Exception ex)
{
msg.Statevalue = false;
msg.MsgInfo = ex.Message;
}
finally
{
db.Close();
}
return(msg);
}
/// <summary>
/// 编辑相册信息
/// </summary>
/// <param name="_albuminfo">相册信息</param>
/// <returns></returns>
public ManagerStateMsg EditAlbum(Album _albuminfo)
{
ManagerStateMsg msg = new ManagerStateMsg(false, "方法 EditAlbum 执行出现错误！");
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
foreach (Album _album in root.SubAlbums)
{
if (_album.AlbumNO == _albuminfo.AlbumNO)
{
_album.AlbumName = _albuminfo.AlbumName;
_album.AlbumRemark = _albuminfo.AlbumRemark;
_album.UpdateDate = DateTime.Now;
db.Store(root);
db.Commit();
msg.MsgInfo = "相册信息更新成功！";
msg.Statevalue = true;
break;
}
}
}
if (msg.Statevalue)
{
}
else
{
msg.MsgInfo = "未找到符合条件的相册！";
}
}
catch (Exception ex)
{
msg.MsgInfo = ex.Message;
}
finally
{
db.Close();
}
return(msg);
}
/// <summary>
/// 更改相册封面
/// </summary>
/// <param name="_albumNo">相册编号</param>
/// <param name="_photoNo">封面照片编号</param>
/// <returns></returns>
public ManagerStateMsg ChangeTitleImg(string _albumNo, string _photoNo)
{
ManagerStateMsg msg = new ManagerStateMsg(false, "方法 ChangeTitleImg 执行出现错误！");
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
foreach (Album _album in root.SubAlbums)
{
if (_album.AlbumNO == _albumNo)
{
ChangeAlbumTitleImg(_album, _photoNo);//更新相册封面
db.Store(root);
db.Commit();
msg.MsgInfo = "相册首页更新成功！";
msg.Statevalue = true;
break;
}
}
}
if (msg.Statevalue)
{
}
else
{
msg.MsgInfo = "未找到符合条件的相册！";
}
}
catch (Exception ex)
{
msg.MsgInfo = ex.Message;
}
finally
{
db.Close();
}
return(msg);
}
/// <summary>
/// 创建相册
/// </summary>
/// <param name="_albuminfo"></param>
/// <returns></returns>
public ManagerStateMsg SaveAlbum(Album _albuminfo)
{
bool albumIsExtbol = AlbumBolIsExt(_albuminfo.AlbumName);//相册是否已存在
ManagerStateMsg msg = new ManagerStateMsg(false, "");
if (!albumIsExtbol)
{
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
root.SubAlbums.Add(_albuminfo);
}
else
{
root.SubAlbums = new List <Album>();
root.SubAlbums.Add(_albuminfo);
}
db.Store(root);
db.Commit();
msg.ReturnValue = _albuminfo;
msg.Statevalue = true;
msg.MsgInfo = "保存成功";
}
catch (Exception ex)
{
}
finally
{
db.Close();
}
}
else
{
msg.MsgInfo = "同名相册已存在！";
}
return(msg);
}
/// <summary>
/// 获取相册列表
/// </summary>
/// <returns></returns>
public List <Album> GetAlbumList()
{
List <Album> Albums = new List <Album>();
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
Albums = root.SubAlbums;
}
}
catch (Exception ex)
{
}
finally
{
db.Close();
}
return(Albums);
}
/// <summary>
/// 删除照片
/// </summary>
/// <param name="_AlbumNo"></param>
/// <param name="_photoNo"></param>
/// <returns></returns>
public Model.ManagerStateMsg DeletePhoto(string _AlbumNo, string _photoNo)
{
Model.ManagerStateMsg msg = new Model.ManagerStateMsg(false, "方法 EditPhoto 执行出现错误！");
IObjectContainer db = DataHelper.Instance.GetDbObj(typeof(RootAlbum));
try
{
IObjectSet _result = db.Query(typeof(RootAlbum));
RootAlbum root = (RootAlbum)_result.Next();
if (root.SubAlbums != null && root.SubAlbums.Count > 0)
{
foreach (Album _abm in root.SubAlbums)
{
if (_abm.AlbumNO == _AlbumNo)
{
int Imgindex = GetPhotoIndex(_abm.SubPhotos, _photoNo);//返回照片索引
if (Imgindex > -1)
{
bool bolistitleimg = false;
if (_abm.SubPhotos[Imgindex].IsTitleImg)
{
bolistitleimg = true;
}
_abm.SubPhotos.RemoveAt(Imgindex);//删除照片
if (_abm.SubPhotos.Count > 0)
{
if (bolistitleimg)
{
_abm.AlbumTitleImg = _abm.SubPhotos[0].PhotoMiniData;
}
}
else
{
_abm.AlbumTitleImg = "";
}
msg.Statevalue = true;
msg.MsgInfo = "删除成功！";
}
else
{
msg.Statevalue = false;
msg.MsgInfo = "未找到符合条件的照片！";
}
break;
}
}
if (msg.Statevalue)
{
db.Store(root);//保存
db.Commit();
}
}
else
{
msg.Statevalue = false;
msg.MsgInfo = "不存在任何相册！";
}
}
catch (Exception ex)
{
msg.Statevalue = false;
msg.MsgInfo = ex.Message;
}
finally
{
db.Close();
}
return(msg);
}
