memEx/lib/lokal_web/live/page_live.ex

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defmodule LokalWeb.PageLive do
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@moduledoc """
Liveview for the main home page
"""
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use LokalWeb, :live_view
@impl true
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def mount(_params, _session, socket) do
{:ok, socket |> assign(page_title: gettext("Home"), query: "", results: %{})}
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end
@impl true
def handle_event("suggest", %{"q" => query}, socket) do
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{:noreply, socket |> assign(results: search(query), query: query)}
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end
@impl true
def handle_event("search", %{"q" => query}, socket) do
case search(query) do
%{^query => vsn} ->
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{:noreply, socket |> redirect(external: "https://hexdocs.pm/#{query}/#{vsn}")}
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_ ->
{:noreply,
socket
|> put_flash(:error, "No dependencies found matching \"#{query}\"")
|> assign(results: %{}, query: query)}
end
end
defp search(query) do
if not LokalWeb.Endpoint.config(:code_reloader) do
raise "action disabled when not in development"
end
for {app, desc, vsn} <- Application.started_applications(),
app = to_string(app),
String.starts_with?(app, query) and not List.starts_with?(desc, ~c"ERTS"),
into: %{},
do: {app, vsn}
end
end