Snellisci l'invito a trasmettere e invia l'email automatica.

Il form invito è sulla pagina squadra, genera il link e manda la mail; in caso di errore SMTP resta la copia manuale.

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

backend/spec/mailers/previews/teams/invitation_mailer_preview.rb

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+# Anteprima: http://localhost:3000/rails/mailers/teams/invitation_mailer/transmission_invite
+module Teams
+  class InvitationMailerPreview < ActionMailer::Preview
+    def transmission_invite
+      team = Team.includes(:club).order(:created_at).first
+      raise "Nessuna squadra in DB: esegui seed" unless team
+
+      invited_by = User.order(:created_at).first || User.new(name: "Coach Demo", email: "coach@matchlivetv.test")
+      invitation = TeamInvitation.new(
+        email: "demo.streamer@example.com",
+        expires_at: 7.days.from_now,
+        role: "member",
+        staff_kind: "transmission"
+      )
+      invite_url = "http://localhost:3000/join/anteprima-token-esempio"
+
+      ::Teams::InvitationMailer.transmission_invite(
+        team: team,
+        invitation: invitation,
+        invite_url: invite_url,
+        invited_by: invited_by
+      )
+    end
+  end
+end

backend/spec/mailers/teams/invitation_mailer_spec.rb

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+require "rails_helper"
+
+RSpec.describe Teams::InvitationMailer, type: :mailer do
+  let!(:club) { Club.create!(name: "Mail Club", sport: "volleyball", primary_color: "#e53935", secondary_color: "#ffffff") }
+  let!(:team) { club.teams.create!(name: "U16", sport: "volleyball") }
+  let!(:inviter) { User.create!(name: "Coach", email: "coach-mail@test.it", password: "Password123", role: "coach") }
+  let(:invitation) do
+    TeamInvitation.new(
+      email: "streamer@test.it",
+      expires_at: 7.days.from_now,
+      role: "member",
+      staff_kind: "transmission"
+    )
+  end
+
+  it "invia l'invito con link e oggetto corretti" do
+    mail = described_class.transmission_invite(
+      team: team,
+      invitation: invitation,
+      invite_url: "http://www.example.com/join/token-demo",
+      invited_by: inviter
+    )
+
+    expect(mail.to).to eq(["streamer@test.it"])
+    expect(mail.subject).to include("U16")
+    expect(mail.subject).to include("Mail Club")
+    expect(mail.body.encoded).to include("http://www.example.com/join/token-demo")
+    expect(mail.body.encoded).to include("Coach")
+  end
+end