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lib/livebook_web/live/output/grid_component.ex
defmodule LivebookWeb.Output.GridComponent do
use LivebookWeb, :live_component
@impl true
def mount(socket) do
{:ok, stream(socket, :outputs, [])}
end
@impl true
def update(assigns, socket) do
{outputs, assigns} = Map.pop!(assigns, :outputs)
socket = assign(socket, assigns)
stream_items =
for {idx, output} <- outputs do
id = "#{idx}-grid-item"
%{id: id, idx: idx, output: output}
end
socket = stream(socket, :outputs, stream_items)
{:ok, socket}
end
@impl true
def render(assigns) do
~H"""
<div id={@id} class="overflow-auto tiny-scrollbar">
<div
id={"#{@id}-grid"}
class="grid grid-cols-2 w-full"
style={"grid-template-columns: #{make_template(@columns)}; gap: #{@gap}px"}
phx-update="stream"
>
<div :for={{dom_id, output} <- @streams.outputs} id={dom_id}>
<LivebookWeb.Output.output
id={"outputs-#{output.idx}"}
output={output.output}
session_id={@session_id}
session_pid={@session_pid}
input_views={@input_views}
client_id={@client_id}
cell_id={@cell_id}
/>
</div>
</div>
</div>
"""
end
defp make_template(columns) when is_tuple(columns) do
columns = Tuple.to_list(columns)
if Enum.all?(columns, &is_integer/1) do
Enum.map_join(columns, " ", fn n -> "minmax(0, #{n}fr)" end)
else
""
end
end
defp make_template(columns) when is_integer(columns), do: "repeat(#{columns}, minmax(0, 1fr))"
defp make_template(_columns), do: ""
end