private async Task <Visualization> GetVisualizationFromDataSet(
NetworkDataSet dataSet,
VisualizationType type)
{
if (type == VisualizationType.MultiLayer_Diagonal)
{
var diagonal = dataSet.Visualizations
.FirstOrDefault(v => v.Type == VisualizationType.MultiLayer_Diagonal);
if (diagonal is null)
{
var request = new MultilayerRequest
{
EdgeList = dataSet.EdgeList,
Type = VisualizationType.MultiLayer_Diagonal
};
diagonal = await VisualizeMultilayer(request);
dataSet.Visualizations.Add(diagonal);
await _ctx.SaveChangesAsync();
}
return(diagonal);
}
else if (type == VisualizationType.MultiLayer_Slices)
{
var slices = dataSet.Visualizations
.FirstOrDefault(v => v.Type == VisualizationType.MultiLayer_Slices);
if (slices is null)
{
var request = new MultilayerRequest
{
EdgeList = dataSet.EdgeList,
Type = VisualizationType.MultiLayer_Slices
};
slices = await VisualizeMultilayer(request);
dataSet.Visualizations.Add(slices);
await _ctx.SaveChangesAsync();
}
return(slices);
}
throw new NotSupportedException($"Visualization type '{type}' is not supported for datasets.");
}
public async Task <Visualization> VisualizeMultilayer(MultilayerRequest request)
{
var json = JsonConvert.SerializeObject(request);
var content = new StringContent(json, Encoding.UTF8, "application/json");
var message = string.Empty;
var uri = $"{_baseUrl}/api/multi-layer";
if (request.Type == VisualizationType.MultiLayer_Diagonal)
{
uri += "/diagonal";
}
else if (request.Type == VisualizationType.MultiLayer_Slices)
{
uri += "/slices";
}
else
{
message = $"Visualization type '{request.Type}' is not supported.";
throw new NotSupportedException(message);
}
for (var i = 0; i < MAX_RETRY; i++)
{
var client = GetClient();
var response = await client.PostAsync(uri, content);
if (response.IsSuccessStatusCode)
{
var svg = await response.Content.ReadAsStringAsync();
return(new Visualization
{
Title = request.Type.ToTitle(),
Type = request.Type,
SvgImage = svg
});
}
else
{
message = await HandleError(response);
}
}
throw new ArgumentException(message);
}
private async Task <Visualization> GetVisualizationFromAnalysis(Analysis analysis, VisualizationType type)
{
var viz = analysis.Visualizations.FirstOrDefault(a => a.Type == type);
if (viz is null)
{
if (type.IsMultiLayer())
{
if (type == VisualizationType.MultiLayer_Diagonal || type == VisualizationType.MultiLayer_Slices)
{
viz = analysis.Request.DataSet.Visualizations.FirstOrDefault(v => v.Type == type);
if (viz is null)
{
viz = await VisualizeMultilayer(new MultilayerRequest
{
EdgeList = analysis.Request.DataSet.EdgeList,
Type = type
});
analysis.Request.DataSet.Visualizations.Add(viz);
}
}
else
{
viz = await VisualizeMultilayer(new MultilayerRequest
{
EdgeList = analysis.Request.DataSet.EdgeList,
Type = type
});
}
}
else if (type.IsMultiLayerCommunities())
{
var request = new MultilayerCommunitiesRequest
{
EdgeList = analysis.Request.DataSet.EdgeList,
CommunityList = analysis.Result.CommunityList,
Type = type
};
viz = await VisualizeMultilayerCommunities(request);
}
else if (type.IsSingleLayer())
{
viz = await VisualizeSingleLayer(new SingleLayerRequest
{
EdgeList = analysis.Result.AnalyzedNetworkEdgeList,
Type = type
});
}
else if (type.IsSingleLayerCommunities())
{
viz = await VisualizeSingleLayerCommunity(new SingleLayerCommunityRequest
{
EdgeList = analysis.Result.AnalyzedNetworkEdgeList,
CommunityList = analysis.Result.CommunityList,
Type = type
});
}
else if (type == VisualizationType.Barplot)
{
var communities = analysis.Result.ActorToCommunity.Values
.Distinct()
.OrderBy(c => c);
var communitiesCount = communities
.Select(c => analysis.Result.ActorToCommunity.Where(a => a.Value == c).Count());
var request = new BarplotRequest <int, int>
{
X = communities,
Y = communitiesCount,
Labels = communities.Select(c => "C" + c),
XLabel = "Community",
YLabel = "Actor Count",
Params = new BarplotRequestParameters
{
ColorCommunities = true
}
};
viz = await VisualizeBarplot(request);
viz.Title = "Communities Count - Barplot";
}
else if (type == VisualizationType.Treemap)
{
var communities = analysis.Result.ActorToCommunity.Values
.Distinct()
.OrderByDescending(c => c);
var communitiesCount = communities
.Select(c => analysis.Result.ActorToCommunity.Where(a => a.Value == c)
.Count());
var request = new TreemapRequest <int>
{
Label = communities.Select(c => "C" + c),
Sizes = communitiesCount,
Type = type
};
viz = await VisualizeTreemap(request);
viz.Title = "Communities Count - Treemap";
}
else if (type == VisualizationType.MultiLayer_Slices)
{
var request = new MultilayerRequest
{
EdgeList = analysis.Request.DataSet.EdgeList,
Type = type
};
viz = await VisualizeMultilayer(request);
}
else if (type == VisualizationType.MultiLayer_Slices_Communities)
{
var request = new MultilayerCommunitiesRequest
{
EdgeList = analysis.Request.DataSet.EdgeList,
CommunityList = analysis.Result.CommunityList,
Type = type
};
viz = await VisualizeMultilayerCommunities(request);
}
if (type != VisualizationType.MultiLayer_Diagonal && type != VisualizationType.MultiLayer_Slices)
{
analysis.Visualizations.Add(viz);
}
await _ctx.SaveChangesAsync();
}
return(viz);
}
