Aggiunge filtri avanzati per i destinatari delle campagne email.

La scelta della lista passa da un wizard a tre passi, con anteprima del conteggio e lista congelata solo dopo la conferma.

Co-authored-by: Cursor <cursoragent@cursor.com>

test/controllers/mailings_controller_test.rb

@@ -16,11 +16,11 @@ class MailingsControllerTest < ActionDispatch::IntegrationTest
     assert_match(/Invii email/, response.body)
   end
 
-  test "creates a draft and builds recipients" do
+  test "creates a draft and opens audience filters" do
     login_as users(:admin)
     follow_redirect! if response.redirect?
 
-    assert_difference -> { Mailing.count } => 1, -> { MailingRecipient.count } => 1 do
+    assert_difference -> { Mailing.count } => 1, -> { MailingRecipient.count } => 0 do
       post mailings_path(project_code: @project.code), params: {
         mailing: {
           name: "Lancio",
@@ -33,10 +33,59 @@ class MailingsControllerTest < ActionDispatch::IntegrationTest
       }
     end
     mailing = Mailing.last
+    assert_redirected_to audience_mailing_path(mailing, project_code: @project.code)
+    assert mailing.mailing_recipients.none?
+  end
+
+  test "audience apply builds frozen recipient list" do
+    login_as users(:admin)
+    follow_redirect! if response.redirect?
+    mailing = create_mailing(identity: @identity, audience: "to_send")
+
+    patch audience_mailing_path(mailing, project_code: @project.code), params: {
+      intent: "apply",
+      filters: { preset: "to_send" }
+    }
+
     assert_redirected_to mailing_path(mailing, project_code: @project.code)
+    assert mailing.reload.mailing_recipients.any?
     assert_equal "pending", mailing.mailing_recipients.first.status
   end
 
+  test "audience page shows live filter counts" do
+    login_as users(:admin)
+    follow_redirect! if response.redirect?
+    mailing = create_mailing(identity: @identity, audience: "to_send")
+
+    get audience_mailing_path(mailing, project_code: @project.code)
+    assert_response :success
+    assert_match(/Destinatari/, response.body)
+    assert_match(/Corrispondenze/, response.body)
+    assert_match(/Genera lista e rivedi/, response.body)
+    assert_match(/Chi deve ricevere questa email/, response.body)
+    assert_select "details[data-section=organization]"
+    assert_select "details[data-section=campaign]"
+    assert_select "details[data-section=history]"
+    assert_select "details[data-section=exclusions]"
+  end
+
+  test "audience preview saves filters without building recipients" do
+    login_as users(:admin)
+    follow_redirect! if response.redirect?
+    mailing = create_mailing(identity: @identity, audience: "to_send")
+
+    patch audience_mailing_path(mailing, project_code: @project.code), params: {
+      intent: "preview",
+      filters: { preset: "all", sports: [ "Calcio" ] }
+    }
+
+    assert_response :success
+    assert_match(/Destinatari/, response.body)
+    assert mailing.reload.mailing_recipients.none?
+    assert_equal "all", mailing.audience
+    assert_equal [ "Calcio" ], mailing.parsed_audience_filters["sports"]
+  end
+
   test "check recipients then queue send" do
     login_as users(:admin)
     follow_redirect! if response.redirect?
@@ -125,7 +174,11 @@ class MailingsControllerTest < ActionDispatch::IntegrationTest
     }
     mailing = Mailing.last
     assert mailing.ab_test?
-    assert_equal "A", mailing.mailing_recipients.first.ab_variant
+    patch audience_mailing_path(mailing, project_code: @project.code), params: {
+      intent: "apply",
+      filters: { preset: "to_send" }
+    }
+    assert_equal "A", mailing.reload.mailing_recipients.first.ab_variant
 
     assert_emails 1 do
       post test_send_mailing_path(mailing, project_code: @project.code), params: {
@@ -184,7 +237,7 @@ class MailingsControllerTest < ActionDispatch::IntegrationTest
       }
     }
     mailing = Mailing.last
-    assert_redirected_to mailing_path(mailing, project_code: @project.code)
+    assert_redirected_to audience_mailing_path(mailing, project_code: @project.code)
     assert_equal "B {{societa}}", mailing.subject_b
     assert_includes mailing.body_html_b, "Versione B dal template"
   end