ad2e6d1e6d
Subscribers with double opt-in confirmation, campaign composer with draft/scheduled/sent lifecycle, admin dashboard with overview stats, CSV export, and shop signup form wired into page builder blocks. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
61 lines
1.9 KiB
Elixir
61 lines
1.9 KiB
Elixir
defmodule BerrypodWeb.NewsletterHook do
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@moduledoc """
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LiveView on_mount hook for newsletter signup across all shop pages.
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Uses `attach_hook/4` to intercept `newsletter_subscribe` events globally
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without modifying individual shop LiveViews.
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"""
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import Phoenix.Component, only: [assign: 3]
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import Phoenix.LiveView, only: [attach_hook: 4]
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alias Berrypod.Newsletter
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def on_mount(:mount_newsletter, _params, _session, socket) do
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enabled = Newsletter.newsletter_enabled?()
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socket =
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socket
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|> assign(:newsletter_enabled, enabled)
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|> assign(:newsletter_state, :idle)
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|> assign(:newsletter_ip_hash, hash_ip(socket))
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|> attach_hook(:newsletter, :handle_event, &handle_newsletter_event/3)
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{:cont, socket}
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end
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defp handle_newsletter_event("newsletter_subscribe", %{"email" => email}, socket) do
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if socket.assigns.newsletter_enabled do
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case Newsletter.subscribe(email,
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consent_text: "Newsletter signup on website",
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ip_hash: socket.assigns.newsletter_ip_hash
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) do
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{:ok, _} ->
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{:halt, assign(socket, :newsletter_state, :submitted)}
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{:already_confirmed, _} ->
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{:halt, assign(socket, :newsletter_state, :submitted)}
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{:error, _} ->
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{:halt, assign(socket, :newsletter_state, :error)}
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end
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else
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{:halt, assign(socket, :newsletter_state, :disabled)}
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end
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end
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defp handle_newsletter_event(_event, _params, socket), do: {:cont, socket}
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# connect_info is only available during mount, so we hash and store it early
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defp hash_ip(socket) do
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case Phoenix.LiveView.get_connect_info(socket, :peer_data) do
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%{address: ip} ->
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daily_salt = Date.utc_today() |> Date.to_iso8601()
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:crypto.hash(:sha256, :inet.ntoa(ip) ++ [daily_salt]) |> Base.encode16(case: :lower)
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_ ->
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nil
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end
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end
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end
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