feat: add unsubscribe

lib/admin/accounts.ex

@@ -386,13 +386,25 @@ defmodule Admin.Accounts do
     end
   end
 
-  @type audience :: %{name: String.t(), email: String.t(), lang: String.t()}
+  @type audience :: %{
+          id: Ecto.UUID.t(),
+          name: String.t(),
+          email: String.t(),
+          lang: String.t(),
+          marketing_emails_subscribed_at: DateTime.t()
+        }
 
   @spec get_active_members() :: [audience]
   def get_active_members do
     Repo.all(
       from(m in Account,
-        select: %{name: m.name, email: m.email, lang: fragment("?->>?", m.extra, "lang")},
+        select: %{
+          id: m.id,
+          name: m.name,
+          email: m.email,
+          lang: fragment("?->>?", m.extra, "lang"),
+          marketing_emails_subscribed_at: m.marketing_emails_subscribed_at
+        },
         where:
           not is_nil(m.last_authenticated_at) and m.last_authenticated_at > ago(90, "day") and
             m.type == "individual"
@@ -404,15 +416,25 @@ defmodule Admin.Accounts do
   def get_members_by_language(language) do
     Repo.all(
       from(m in Account,
-        select: %{name: m.name, email: m.email, lang: fragment("?->>?", m.extra, "lang")},
+        select: %{
+          id: m.id,
+          name: m.name,
+          email: m.email,
+          lang: fragment("?->>?", m.extra, "lang"),
+          marketing_emails_subscribed_at: m.marketing_emails_subscribed_at
+        },
         where: fragment("?->>? = ?", m.extra, "lang", ^language) and m.type == "individual"
       )
     )
   end
 
   def create_member(attrs \\ %{}) do
     %Account{}
-    |> Account.changeset(attrs)
+    |> Account.create_changeset(attrs)
     |> Repo.insert()
   end
+
+  def member_marketing_emails(%Account{} = account, enable_emails) do
+    account |> Account.marketing_emails_changeset(enable_emails) |> Repo.update()
+  end
 end

lib/admin/accounts/account.ex

@@ -11,6 +11,7 @@ defmodule Admin.Accounts.Account do
     field :type, :string
     field :extra, :map
     field :last_authenticated_at, :utc_datetime
+    field :marketing_emails_subscribed_at, :utc_datetime
 
     timestamps(type: :utc_datetime)
   end
@@ -24,6 +25,28 @@ defmodule Admin.Accounts.Account do
     |> validate_change(:extra, fn _, value -> validate_lang(value) end)
   end
 
+  @doc false
+  def create_changeset(account, attrs) do
+    account
+    |> changeset(attrs)
+    |> put_change(:marketing_emails_subscribed_at, DateTime.utc_now(:second))
+  end
+
+  def marketing_emails_changeset(account, true) do
+    account
+    |> change(%{
+      marketing_emails_subscribed_at: DateTime.utc_now(:second)
+    })
+    |> validate_required([:marketing_emails_subscribed_at])
+  end
+
+  def marketing_emails_changeset(account, false) do
+    account
+    |> change(%{
+      marketing_emails_subscribed_at: nil
+    })
+  end
+
   defp validate_email(changeset) do
     changeset
     |> validate_format(:email, ~r/^[^@,;\s]+@[^@,;\s]+$/,

lib/admin/accounts/user_notifier.ex

@@ -78,7 +78,8 @@ defmodule Admin.Accounts.UserNotifier do
         message: message_text,
         button_text: button_text,
         button_url: button_url,
-        pixel: pixel
+        pixel: pixel,
+        account: user
       })
 
     deliver(

lib/admin/mailing_worker.ex

@@ -24,7 +24,7 @@
 
     with {:ok, notification} <- Notifications.get_notification(scope, notification_id),
          included_langs = notification.localized_emails |> Enum.map(& &1.language),
-         {:ok, audience} <-
+         {:ok, audience, _meta} <-
            Notifications.get_target_audience(
              scope,
              notification.audience,
@@ -40,10 +40,10 @@
       {:error, :notification_not_found} ->
         {:cancel, :notification_not_found}
 
       {:error, :invalid_target_audience} ->
         {:cancel, :invalid_target_audience}
 
       {:error, error} ->
         {:error, "Failed to send notification: #{inspect(error)}"}
     end
   end

lib/admin/notifications.ex

@@ -308,7 +308,7 @@ defmodule Admin.Notifications do
 
   @type audience :: %{name: String.t(), email: String.t(), lang: String.t()}
   @spec get_target_audience(Scope.t(), String.t(), Keyword.t()) ::
-          {:ok, [audience]} | {:error, String.t()}
+          {:ok, [audience], %{total: integer, excluded: integer}} | {:error, String.t()}
   @doc """
   Get the target audience for a notification.
 
@@ -331,34 +331,51 @@ defmodule Admin.Notifications do
   def get_target_audience(scope, target_audience, opts \\ [])
 
   def get_target_audience(%Scope{} = _scope, "active", opts) do
-    audience =
+    {audience, meta} =
       Accounts.get_active_members()
-      |> Enum.map(&%{name: &1.name, email: &1.email, lang: &1.lang})
+      |> Enum.map(
+        &%{
+          id: &1.id,
+          name: &1.name,
+          email: &1.email,
+          lang: &1.lang,
+          marketing_emails_subscribed_at: &1.marketing_emails_subscribed_at
+        }
+      )
       |> filter_audience_with_options(opts)
 
-    {:ok, audience}
+    {:ok, audience, meta}
   end
 
   def get_target_audience(%Scope{} = _scope, "french", opts) do
-    audience =
+    {audience, meta} =
       Accounts.get_members_by_language("fr")
-      |> Enum.map(&%{name: &1.name, email: &1.email, lang: &1.lang})
+      |> Enum.map(
+        &%{
+          id: &1.id,
+          name: &1.name,
+          email: &1.email,
+          lang: &1.lang,
+          marketing_emails_subscribed_at: &1.marketing_emails_subscribed_at
+        }
+      )
       |> filter_audience_with_options(opts)
 
-    {:ok, audience}
+    {:ok, audience, meta}
   end
 
   def get_target_audience(%Scope{} = _scope, "graasp_team", opts) do
-    audience =
+    {audience, meta} =
       Accounts.list_users()
-      |> Enum.map(&%{name: &1.name, email: &1.email, lang: &1.language})
+      |> Enum.map(&%{id: &1.id, name: &1.name, email: &1.email, lang: &1.language})
       |> filter_audience_with_options(opts)
 
-    {:ok, audience}
+    {:ok, audience, meta}
   end
 
   # support legacy audience, this is what the pervious audience is converted to.
-  def get_target_audience(%Scope{} = _scope, "custom", _opts), do: {:ok, []}
+  def get_target_audience(%Scope{} = _scope, "custom", _opts),
+    do: {:ok, [], %{total: 0, excluded: 0}}
 
   def get_target_audience(%Scope{} = _scope, target_audience, _opts) do
     Logger.error("Invalid target audience: #{target_audience}")
@@ -367,7 +384,15 @@ defmodule Admin.Notifications do
 
   defp filter_audience_with_options(audience, opts) do
     only_langs = Keyword.get(opts, :only_langs, Admin.Languages.all_values()) |> MapSet.new()
-    audience |> Enum.filter(fn user -> MapSet.member?(only_langs, user.lang) end)
+
+    filtered_audience =
+      audience
+      |> Enum.filter(fn user ->
+        MapSet.member?(only_langs, user.lang) and user.marketing_emails_subscribed_at != nil
+      end)
+
+    {filtered_audience,
+     %{total: length(audience), excluded: length(audience) - length(filtered_audience)}}
   end
 
   def create_pixel(%Scope{} = scope, %Admin.Notifications.Notification{} = notification) do

lib/admin_web/components/layouts.ex

@@ -75,6 +75,34 @@ defmodule AdminWeb.Layouts do
     """
   end
 
+  attr :flash, :map, required: true, doc: "the map of flash messages"
+
+  attr :current_scope, :map,
+    default: nil,
+    doc: "the current [scope](https://hexdocs.pm/phoenix/scopes.html)"
+
+  slot :inner_block, required: true, doc: "the inner block of the layout"
+
+  def simple(assigns) do
+    ~H"""
+    <div class="navbar bg-base-100 shadow-sm ">
+      <div class="flex flex-row max-w-screen-xl mx-auto w-full">
+        <div class="navbar-start">
+          <.graasp_logo_link />
+        </div>
+        <div class="navbar-end"></div>
+      </div>
+    </div>
+    <main class="grow flex flex-col">
+      <div class="grow">
+        {render_slot(@inner_block)}
+      </div>
+    </main>
+
+    <.flash_group flash={@flash} />
+    """
+  end
+
   @doc """
   Shows the flash group with standard titles and content.
 
@@ -333,10 +361,7 @@ defmodule AdminWeb.Layouts do
               </div>
             </ul>
           </div>
-          <.link navigate={~p"/"} class="flex flex-row items-center gap-2 text-primary">
-            <.logo size={44} fill="var(--color-primary)" />
-            <span class="text-2xl font-semibold">Graasp</span>
-          </.link>
+          <.graasp_logo_link />
         </div>
         <div class="navbar-center hidden lg:flex">
           <ul class="menu menu-horizontal px-1">
@@ -368,4 +393,13 @@ defmodule AdminWeb.Layouts do
     </div>
     """
   end
+
+  def graasp_logo_link(assigns) do
+    ~H"""
+    <.link navigate={~p"/"} class="flex flex-row items-center gap-2 text-primary">
+      <.logo size={44} fill="var(--color-primary)" />
+      <span class="text-2xl font-semibold">Graasp</span>
+    </.link>
+    """
+  end
 end

lib/admin_web/controllers/account_controller.ex

@@ -0,0 +1,29 @@
+defmodule AdminWeb.AccountController do
+  use AdminWeb, :controller
+
+  alias Admin.Accounts
+
+  def marketing_emails_unsubscribe(conn, %{"account_id" => account_id}) do
+    account = Accounts.get_member!(account_id)
+    {:ok, account} = Accounts.member_marketing_emails(account, false)
+
+    conn
+    |> put_flash(:info, "Unsubscribed from marketing emails")
+    |> render(:marketing_subscription,
+      page_title: "Unsubscribed from Marketing Emails",
+      account: account
+    )
+  end
+
+  def marketing_emails_subscribe(conn, %{"account_id" => account_id}) do
+    account = Accounts.get_member!(account_id)
+    {:ok, account} = Accounts.member_marketing_emails(account, true)
+
+    conn
+    |> put_flash(:info, "Subscribed to marketing emails")
+    |> render(:marketing_subscription,
+      page_title: "Subscribed to Marketing Emails",
+      account: account
+    )
+  end
+end

lib/admin_web/controllers/account_html.ex

@@ -0,0 +1,5 @@
+defmodule AdminWeb.AccountHTML do
+  use AdminWeb, :html
+
+  embed_templates "account_html/*"
+end

lib/admin_web/controllers/account_html/marketing_subscription.html.heex

@@ -0,0 +1,23 @@
+<Layouts.simple flash={@flash} current_scope={@current_scope}>
+  <div class="flex flex-col items-center mx-auto max-w-screen-md p-8 gap-2 mt-8">
+    <div class="prose">
+      <h1>{@page_title}</h1>
+      <%= if is_nil(@account.marketing_emails_subscribed_at) do %>
+        <p>
+          <.icon name="hero-check-circle" class="size-6 text-success mr-2" />You have successfully unsubscribed from marketing emails.
+        </p>
+        <p>
+          You can subscribe to marketing emails via your account settings or with the button below.
+        </p>
+      <% else %>
+        <p>
+          <.icon name="hero-check-circle" class="size-6 text-success mr-2" />You have successfully subscribed to marketing emails.
+        </p>
+      <% end %>
+    </div>
+
+    <.link class="btn btn-primary" href={~p"/accounts/#{@account.id}/marketing/subscribe"}>
+      Subscribe to Marketing Emails
+    </.link>
+  </div>
+</Layouts.simple>

lib/admin_web/email_templates/templates.ex

@@ -58,6 +58,7 @@ defmodule AdminWeb.EmailTemplates do
   attr :name, :string, required: true
   attr :message, :string, required: true, doc: "The primary message of the email"
   attr :pixel, :string, doc: "The tracking pixel"
+  attr :account, :string, doc: "The account (for emails targetting graasp members)"
   attr :button_text, :string, doc: "The text of the button"
   attr :button_url, :string, doc: "The URL of the button"
   def call_to_action(assigns)

lib/admin_web/email_templates/templates_html/call_to_action.html.heex

@@ -37,6 +37,13 @@
           <img src={Admin.UmamiApi.pixel_src(@pixel)} width="0" height="0" />
         </mj-raw>
       <% end %>
+      <%= if @account do %>
+        <mj-text align="center" color="#aaa">
+          <a style="color: #aaa" href={~p"/accounts/#{@account.id}/marketing/unsubscribe"}>
+            {gettext("unsubscribe")}
+          </a>
+        </mj-text>
+      <% end %>
     </mj-column>
   </:footer>
 </.layout>

lib/admin_web/live/notification_live/form.ex

@@ -133,7 +133,7 @@ defmodule AdminWeb.NotificationLive.Form do
     notification = Notifications.get_notification!(socket.assigns.current_scope, id)
     included_langs = notification.localized_emails |> Enum.map(& &1.language)
 
-    {:ok, recipients} =
+    {:ok, recipients, _meta} =
       Notifications.get_target_audience(
         socket.assigns.current_scope,
         notification.audience,
@@ -153,7 +153,7 @@ defmodule AdminWeb.NotificationLive.Form do
 
   @impl true
   def handle_event("fetch_recipients", %{"audience" => audience}, socket) do
-    {:ok, recipients} =
+    {:ok, recipients, _meta} =
       Notifications.get_target_audience(socket.assigns.current_scope, audience)
 
     socket = socket |> assign(:recipients, recipients)

lib/admin_web/live/notification_live/message_live/form.ex

@@ -200,7 +200,8 @@ defmodule AdminWeb.NotificationMessageLive.Form do
       message: Ecto.Changeset.get_field(changeset, :message),
       button_text: Ecto.Changeset.get_field(changeset, :button_text),
       button_url: Ecto.Changeset.get_field(changeset, :button_url),
-      pixel: nil
+      pixel: nil,
+      account: nil
     })
   end
 end