44 lines
889 B
Elixir
44 lines
889 B
Elixir
defmodule BackendWeb.GraphView do
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use BackendWeb, :view
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alias BackendWeb.GraphView
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def render("index.json", %{nodes: nodes, edges: edges}) do
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%{
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nodes: render_many(nodes, GraphView, "node.json"),
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edges: render_many(edges, GraphView, "edge.json")
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}
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end
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def render("node.json", %{graph: node}) do
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size =
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case node.user_count > 1 do
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true -> :math.log(node.user_count)
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false -> 1
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end
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# This is the format that cytoscape.js expects.
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%{
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data: %{
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id: node.domain,
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label: node.domain,
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size: size
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},
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position: %{
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x: node.x,
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y: node.y
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}
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}
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end
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def render("edge.json", %{graph: edge}) do
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%{
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data: %{
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id: edge.id,
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source: edge.source_domain,
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target: edge.target_domain,
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weight: edge.weight
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}
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}
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end
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end
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