#!/usr/bin/env elixir
# Select reference conformance fixture.
# Dogfoods the SHIPPED component (lib/.../components/select.ex) + its colocated hook —
# the conformance suite tests the real artifacts, not a re-implementation.
# Run: elixir app.exs (http://127.0.0.1:4134)
Mix.install([
{:phoenix, "~> 1.8"},
{:phoenix_live_view, "~> 1.2"},
{:bandit, "~> 1.7"},
{:jason, "~> 1.4"}
])
Application.put_env(:phoenix, :json_library, Jason)
# Compiling the shipped component extracts its colocated hook into this fixture's own
# build path; ColocatedAssets.compile() writes the index.js manifest — the same
# pipeline a consumer's `mix compile` runs. Served at /colocated, imported as a real
# ES module, so the suite tests the true shipped artifact under the swept LV version.
Code.require_file(Path.join(__DIR__, "../../lib/live_interaction_contracts/components/select.ex"))
Phoenix.LiveView.ColocatedAssets.compile()
colocated_dir =
Path.join([Mix.Project.build_path(), "phoenix-colocated", to_string(Mix.Project.config()[:app] || "")])
Application.put_env(:pr, :colocated_dir, colocated_dir)
Application.put_env(:pr, PRWeb.Endpoint,
http: [ip: {127, 0, 0, 1}, port: 4134],
server: true,
adapter: Bandit.PhoenixAdapter,
live_view: [signing_salt: "select-ref-salt"],
secret_key_base: String.duplicate("select-reference-secret!!", 4),
pubsub_server: PR.PubSub,
check_origin: false,
debug_errors: true
)
defmodule PRWeb.Layout do
use Phoenix.Component
@phoenix_js File.read!(Application.app_dir(:phoenix, "priv/static/phoenix.min.js"))
@lv_js File.read!(Application.app_dir(:phoenix_live_view, "priv/static/phoenix_live_view.min.js"))
def render("root.html", assigns) do
assigns = assign(assigns, phoenix_js: @phoenix_js, lv_js: @lv_js)
~H"""
Select reference
<%= @inner_content %>
"""
end
end
defmodule PRWeb.MainLive do
use Phoenix.LiveView
import LiveInteractionContracts.Components.Select
@labels %{"alpha" => "Alpha", "beta" => "Beta", "gamma" => "Gamma"}
def mount(_p, _s, socket) do
{:ok,
assign(socket,
value: nil,
gamma_rev: 0,
attr_rev: 0,
sib: 0,
removed: MapSet.new(),
change_count: 0,
spacer: 40
)}
end
def render(assigns) do
assigns = assign(assigns, options: build_options(assigns))
~H"""
<.select id="sel" name="fruit" value={@value} on_value_change="change" placement="bottom" data-rev={@attr_rev}>
<:trigger>{Map.get(%{"alpha" => "Alpha", "beta" => "Beta", "gamma" => "Gamma"}, @value, "Pick one")}
<:item :for={o <- @options} id={o.id}>{o.label}
sib {@sib}
{@change_count}:{@value || "none"}
"""
end
defp build_options(assigns) do
for id <- ~w(alpha beta gamma), id not in assigns.removed do
label = if id == "gamma", do: "Gamma #{assigns.gamma_rev}", else: @labels[id]
%{id: id, label: label}
end
end
def handle_event("change", %{"id" => id}, s),
do: {:noreply, assign(s, value: id, change_count: s.assigns.change_count + 1)}
def handle_event("content", _, s), do: {:noreply, update(s, :gamma_rev, &(&1 + 1))}
def handle_event("attr", _, s), do: {:noreply, update(s, :attr_rev, &(&1 + 1))}
def handle_event("sib", _, s), do: {:noreply, update(s, :sib, &(&1 + 1))}
def handle_event("remove_beta", _, s),
do: {:noreply, assign(s, removed: MapSet.put(s.assigns.removed, "beta"))}
def handle_event("move", _, s), do: {:noreply, assign(s, spacer: s.assigns.spacer + 150)}
# deep enough that the ~54px listbox cannot fit below on any engine's font metrics
def handle_event("bottom", _, s), do: {:noreply, assign(s, spacer: 660)}
def handle_event("reset", _, s), do: {:noreply, assign(s, spacer: 40)}
end
defmodule PRWeb.Router do
use Phoenix.Router
import Phoenix.LiveView.Router
pipeline :browser do
plug :accepts, ["html"]
plug :fetch_session
plug :protect_from_forgery
plug :put_root_layout, html: {PRWeb.Layout, :root}
end
scope "/" do
pipe_through :browser
live "/", PRWeb.MainLive
end
end
defmodule PRWeb.Endpoint do
use Phoenix.Endpoint, otp_app: :pr
@session_options [store: :cookie, key: "_pr_key", signing_salt: "selectref", same_site: "Lax"]
socket "/live", Phoenix.LiveView.Socket, websocket: [connect_info: [session: @session_options]]
plug Plug.Static,
at: "/colocated",
from: Application.compile_env!(:pr, :colocated_dir),
gzip: false
plug Plug.Session, @session_options
plug PRWeb.Router
end
{:ok, _} = Supervisor.start_link([{Phoenix.PubSub, name: PR.PubSub}, PRWeb.Endpoint], strategy: :one_for_one)
IO.puts("VERSIONS phoenix=#{Application.spec(:phoenix, :vsn)} live_view=#{Application.spec(:phoenix_live_view, :vsn)} elixir=#{System.version()} otp=#{System.otp_release()}")
IO.puts("READY http://127.0.0.1:4134")
Process.sleep(:infinity)