public List <AvailableDiagram> GetAvailableDiagrams(GetAvailableDiagramsParams param)
{
var filter = new DiagramMetaFilter
{
FilterTitle = param.FilterTitle,
Sort = param.Sort,
Direction = param.Direction,
Batch = param.Batch
};
var meta = _dbContext.RepositoryFactory.Get <IDiagramMetaRepository>().GetDiagramMeta(filter);
var availableDiagrams = meta.Select(x => new AvailableDiagram {
Id = x.DiagramId, Title = x.Title
}).ToList();
if (param.IncludeThumbnails)
{
var diagramThumbnailRepo = _dbContext.RepositoryFactory.Get <IDiagramThumbnailRepository>();
var thumbnails = diagramThumbnailRepo.Get(availableDiagrams).ToDictionary(k => k.DiagramId, v => v.Content);
foreach (var availableDiagram in availableDiagrams)
{
if (thumbnails.ContainsKey(availableDiagram.Id))
{
availableDiagram.Thumbnail = "data:image/jpg;base64," + thumbnails[availableDiagram.Id];
}
}
}
return(availableDiagrams);
}
public IEnumerable <DiagramMeta> GetDiagramMeta(DiagramMetaFilter filter)
{
var query = Engine.GetCollection <DiagramMeta>().Query()
.Select();
var direction = filter.Direction == Utils.SortDirection.Asc ? SortDirection.Asc : SortDirection.Desc;
if (filter.Sort == DiagramSortField.Title)
{
query = query
.OrderBy(x => x.TitleLetter, direction)
.OrderBy(x => x.TitleNumber, direction);
}
else if (filter.Sort == DiagramSortField.CreateDate)
{
query = query.OrderBy(x => x.CreateDate, direction);
}
else if (filter.Sort == DiagramSortField.UpdateDate)
{
query = query.OrderBy(x => x.UpdateDate, direction);
}
if (!String.IsNullOrWhiteSpace(filter.FilterTitle))
{
query = query.Where(x => x.Title.Contains(filter.FilterTitle));
}
var result = filter.Batch != null?query.Skip(filter.Batch.StartIndex).Limit(filter.Batch.Count).ToList() : query.ToList();
return(result);
}
public IEnumerable <DiagramMeta> GetDiagramMeta(DiagramMetaFilter filter)
{
var query = DatabaseFile.GetCollection <DiagramMeta>().Query();
if (filter.Sort == DiagramSortField.Title && filter.Direction == SortDirection.Asc)
{
query = query.OrderBy(x => new { x.TitleLetter, x.TitleNumber });
}
else if (filter.Sort == DiagramSortField.Title && filter.Direction == SortDirection.Desc)
{
query = query.OrderByDescending(x => new { x.TitleLetter, x.TitleNumber });
}
else if (filter.Sort == DiagramSortField.CreateDate && filter.Direction == SortDirection.Asc)
{
query = query.OrderBy(x => x.CreateDate);
}
else if (filter.Sort == DiagramSortField.CreateDate && filter.Direction == SortDirection.Desc)
{
query = query.OrderByDescending(x => x.CreateDate);
}
else if (filter.Sort == DiagramSortField.UpdateDate && filter.Direction == SortDirection.Asc)
{
query = query.OrderBy(x => x.UpdateDate);
}
else if (filter.Sort == DiagramSortField.UpdateDate && filter.Direction == SortDirection.Desc)
{
query = query.OrderByDescending(x => x.UpdateDate);
}
if (!String.IsNullOrWhiteSpace(filter.FilterTitle))
{
query = query.Where(x => x.Title.Contains(filter.FilterTitle));
}
var result = filter.Batch != null?query.Skip(filter.Batch.StartIndex).Limit(filter.Batch.Count).ToList() : query.ToList();
return(result);
}