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Debounce other tab pings

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This commit is contained in:
Chris McCord 2022-02-01 09:40:58 -05:00
parent 0b6774e5b1
commit cf7d571818
1 changed files with 12 additions and 2 deletions
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14
lib/live_beats_web/channels/presence.ex
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@ -93,7 +93,14 @@ defmodule LiveBeatsWeb.Presence.BadgeComponent do
def update(%{action: {:ping, action}}, socket) do def update(%{action: {:ping, action}}, socket) do
%{user: user, ping: ping, region: region} = action %{user: user, ping: ping, region: region} = action
{:ok, assign(socket, presence: user, ping: ping, region: region)} now = now_ms()
# debounce other tabs sending valid ping frequency
if now - socket.assigns.last_ping_at > 1000 do
{:ok, assign(socket, presence: user, ping: ping, region: region, last_ping_at: now)}
else
{:ok, socket}
end
end end
def update(%{presence: nil}, socket), do: {:ok, socket} def update(%{presence: nil}, socket), do: {:ok, socket}
@ -103,6 +110,9 @@ defmodule LiveBeatsWeb.Presence.BadgeComponent do
socket socket
|> assign(id: assigns.id, presence: assigns.presence) |> assign(id: assigns.id, presence: assigns.presence)
|> assign_new(:pings, fn -> %{} end) |> assign_new(:pings, fn -> %{} end)
|> assign_new(:regions, fn -> %{} end)} |> assign_new(:regions, fn -> %{} end)
|> assign_new(:last_ping_at, fn -> now_ms() end)}
end end
defp now_ms, do: System.system_time(:millisecond)
end end