describe Instructeurs::DossiersController, type: :controller do
  render_views

  let(:instructeur) { create(:instructeur) }
  let(:administrateur) { create(:administrateur) }
  let(:administration) { create(:administration) }
  let(:instructeurs) { [instructeur] }
  let(:procedure) { create(:procedure, :published, instructeurs: instructeurs) }
  let(:dossier) { create(:dossier, :en_construction, procedure: procedure) }
  let(:fake_justificatif) { fixture_file_upload('spec/fixtures/files/piece_justificative_0.pdf', 'application/pdf') }

  before { sign_in(instructeur.user) }

  describe '#attestation' do
    context 'when a dossier has an attestation' do
      let(:dossier) { create(:dossier, :accepte, attestation: create(:attestation, :with_pdf), procedure: procedure) }

      it 'redirects to a service tmp_url' do
        get :attestation, params: { procedure_id: procedure.id, dossier_id: dossier.id }
        expect(response.location).to match '/rails/active_storage/disk/'
      end
    end
  end

  describe '#send_to_instructeurs' do
    let(:recipient) { create(:instructeur) }
    let(:instructeurs) { [instructeur, recipient] }
    let(:mail) { double("mail") }

    before do
      expect(mail).to receive(:deliver_later)

      expect(InstructeurMailer)
        .to receive(:send_dossier)
        .with(instructeur, dossier, recipient)
        .and_return(mail)

      post(
        :send_to_instructeurs,
        params: {
          recipients: [recipient],
          procedure_id: procedure.id,
          dossier_id: dossier.id
        }
      )
    end

    it { expect(response).to redirect_to(personnes_impliquees_instructeur_dossier_url) }
    it { expect(recipient.followed_dossiers).to include(dossier) }
  end

  describe '#follow' do
    before do
      patch :follow, params: { procedure_id: procedure.id, dossier_id: dossier.id }
    end

    it { expect(instructeur.followed_dossiers).to match([dossier]) }
    it { expect(flash.notice).to eq('Dossier suivi') }
    it { expect(response).to redirect_to(instructeur_procedures_url) }
  end

  describe '#unfollow' do
    before do
      instructeur.followed_dossiers << dossier
      patch :unfollow, params: { procedure_id: procedure.id, dossier_id: dossier.id }
      instructeur.reload
    end

    it { expect(instructeur.followed_dossiers).to match([]) }
    it { expect(flash.notice).to eq("Vous ne suivez plus le dossier nº #{dossier.id}") }
    it { expect(response).to redirect_to(instructeur_procedures_url) }
  end

  describe '#archive' do
    before do
      instructeur.follow(dossier)
      patch :archive, params: { procedure_id: procedure.id, dossier_id: dossier.id }
      dossier.reload
      instructeur.reload
    end

    it { expect(dossier.archived).to be true }
    it { expect(response).to redirect_to(instructeur_procedures_url) }
  end

  describe '#unarchive' do
    before do
      dossier.update(archived: true)
      patch :unarchive, params: { procedure_id: procedure.id, dossier_id: dossier.id }
      dossier.reload
    end

    it { expect(dossier.archived).to be false }
    it { expect(response).to redirect_to(instructeur_procedures_url) }
  end

  describe '#passer_en_instruction' do
    let(:dossier) { create(:dossier, :en_construction, procedure: procedure) }

    before do
      sign_in(instructeur.user)
      post :passer_en_instruction, params: { procedure_id: procedure.id, dossier_id: dossier.id }, format: 'js'
    end

    it { expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_instruction)) }
    it { expect(instructeur.follow?(dossier)).to be true }
    it { expect(response).to have_http_status(:ok) }
    it { expect(response.body).to include('.header-actions') }

    context 'when the dossier has already been put en_instruction' do
      let(:dossier) { create(:dossier, :en_instruction, procedure: procedure) }

      it 'warns about the error' do
        expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_instruction))
        expect(response).to have_http_status(:ok)
        expect(response.body).to have_text('Le dossier est déjà en instruction.')
      end
    end

    context 'when the dossier has already been closed' do
      let(:dossier) { create(:dossier, :accepte, procedure: procedure) }

      it 'doesn’t change the dossier state' do
        expect(dossier.reload.state).to eq(Dossier.states.fetch(:accepte))
      end

      it 'warns about the error' do
        expect(response).to have_http_status(:ok)
        expect(response.body).to have_text('Le dossier est en ce moment accepté : il n’est pas possible de le passer en instruction.')
      end
    end
  end

  describe '#repasser_en_construction' do
    let(:dossier) { create(:dossier, :en_instruction, procedure: procedure) }

    before do
      sign_in(instructeur.user)
      post :repasser_en_construction,
        params: { procedure_id: procedure.id, dossier_id: dossier.id },
        format: 'js'
    end

    it { expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_construction)) }
    it { expect(response).to have_http_status(:ok) }
    it { expect(response.body).to include('.header-actions') }

    context 'when the dossier has already been put en_construction' do
      let(:dossier) { create(:dossier, :en_construction, procedure: procedure) }

      it 'warns about the error' do
        expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_construction))
        expect(response).to have_http_status(:ok)
        expect(response.body).to have_text('Le dossier est déjà en construction.')
      end
    end
  end

  describe '#repasser_en_instruction' do
    let(:dossier) { create(:dossier, :refuse, procedure: procedure) }
    let(:current_user) { instructeur.user }

    before do
      sign_in current_user
      post :repasser_en_instruction,
        params: { procedure_id: procedure.id, dossier_id: dossier.id },
        format: 'js'
    end

    it { expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_instruction)) }
    it { expect(response).to have_http_status(:ok) }
    it { expect(response.body).to include('.header-actions') }

    context 'when the dossier has already been put en_instruction' do
      let(:dossier) { create(:dossier, :en_instruction, procedure: procedure) }

      it 'warns about the error' do
        expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_instruction))
        expect(response).to have_http_status(:ok)
        expect(response.body).to have_text('Le dossier est déjà en instruction.')
      end
    end

    context 'when the dossier is accepte' do
      let(:dossier) { create(:dossier, :accepte, procedure: procedure) }

      it 'it is possible to go back to en_instruction as instructeur' do
        expect(dossier.reload.state).to eq(Dossier.states.fetch(:en_instruction))
        expect(response).to have_http_status(:ok)
      end
    end
  end

  describe '#terminer' do
    context "with refuser" do
      before do
        dossier.en_instruction!
        sign_in(instructeur.user)
      end

      context 'simple refusal' do
        subject { post :terminer, params: { process_action: "refuser", procedure_id: procedure.id, dossier_id: dossier.id }, format: 'js' }

        it 'change state to refuse' do
          subject

          dossier.reload
          expect(dossier.state).to eq(Dossier.states.fetch(:refuse))
          expect(dossier.justificatif_motivation).to_not be_attached
        end

        it 'Notification email is sent' do
          expect(NotificationMailer).to receive(:send_refused_notification)
            .with(dossier).and_return(NotificationMailer)
          expect(NotificationMailer).to receive(:deliver_later)

          subject
        end
      end

      context 'refusal with a justificatif' do
        subject { post :terminer, params: { process_action: "refuser", procedure_id: procedure.id, dossier_id: dossier.id, dossier: { justificatif_motivation: fake_justificatif } }, format: 'js' }

        it 'attachs a justificatif' do
          subject

          dossier.reload
          expect(dossier.state).to eq(Dossier.states.fetch(:refuse))
          expect(dossier.justificatif_motivation).to be_attached
        end

        it { expect(subject.body).to include('.header-actions') }
      end
    end

    context "with classer_sans_suite" do
      before do
        dossier.en_instruction!
        sign_in(instructeur.user)
      end
      context 'without attachment' do
        subject { post :terminer, params: { process_action: "classer_sans_suite", procedure_id: procedure.id, dossier_id: dossier.id }, format: 'js' }

        it 'change state to sans_suite' do
          subject

          dossier.reload
          expect(dossier.state).to eq(Dossier.states.fetch(:sans_suite))
          expect(dossier.justificatif_motivation).to_not be_attached
        end

        it 'Notification email is sent' do
          expect(NotificationMailer).to receive(:send_without_continuation_notification)
            .with(dossier).and_return(NotificationMailer)
          expect(NotificationMailer).to receive(:deliver_later)

          subject
        end

        it { expect(subject.body).to include('.header-actions') }
      end

      context 'with attachment' do
        subject { post :terminer, params: { process_action: "classer_sans_suite", procedure_id: procedure.id, dossier_id: dossier.id, dossier: { justificatif_motivation: fake_justificatif } }, format: 'js' }

        it 'change state to sans_suite' do
          subject

          dossier.reload
          expect(dossier.state).to eq(Dossier.states.fetch(:sans_suite))
          expect(dossier.justificatif_motivation).to be_attached
        end

        it { expect(subject.body).to include('.header-actions') }
      end
    end

    context "with accepter" do
      before do
        dossier.en_instruction!
        sign_in(instructeur.user)

        expect(NotificationMailer).to receive(:send_closed_notification)
          .with(dossier)
          .and_return(NotificationMailer)

        expect(NotificationMailer).to receive(:deliver_later)
      end

      subject { post :terminer, params: { process_action: "accepter", procedure_id: procedure.id, dossier_id: dossier.id }, format: 'js' }

      it 'change state to accepte' do
        subject

        dossier.reload
        expect(dossier.state).to eq(Dossier.states.fetch(:accepte))
        expect(dossier.justificatif_motivation).to_not be_attached
      end

      context 'when the dossier does not have any attestation' do
        it 'Notification email is sent' do
          subject
        end
      end

      context 'when the dossier has an attestation' do
        before do
          attestation = Attestation.new
          allow(attestation).to receive(:pdf).and_return(double(read: 'pdf', size: 2.megabytes))

          allow_any_instance_of(Dossier).to receive(:build_attestation).and_return(attestation)
        end

        it 'The instructeur is sent back to the dossier page' do
          expect(subject.body).to include('.header-actions')
        end

        context 'and the dossier has already an attestation' do
          it 'should not crash' do
            dossier.attestation = Attestation.new
            dossier.save
            expect(subject.body).to include('.header-actions')
          end
        end
      end

      context 'when the attestation template uses the motivation field' do
        let(:emailable) { false }
        let(:template) { create(:attestation_template) }
        let(:procedure) { create(:procedure, :published, attestation_template: template, instructeurs: [instructeur]) }

        subject do
          post :terminer, params: {
            process_action: "accepter",
            procedure_id: procedure.id,
            dossier_id: dossier.id,
            dossier: { motivation: "Yallah" }
          }, format: 'js'
        end

        before do
          Timecop.freeze(Time.zone.now)

          expect_any_instance_of(AttestationTemplate)
            .to receive(:attestation_for)
            .with(have_attributes(motivation: "Yallah", processed_at: Time.zone.now))
        end

        after { Timecop.return }

        it { subject }
      end

      context 'with an attachment' do
        subject { post :terminer, params: { process_action: "accepter", procedure_id: procedure.id, dossier_id: dossier.id, dossier: { justificatif_motivation: fake_justificatif } }, format: 'js' }

        it 'change state to accepte' do
          subject

          dossier.reload
          expect(dossier.state).to eq(Dossier.states.fetch(:accepte))
          expect(dossier.justificatif_motivation).to be_attached
        end

        it { expect(subject.body).to include('.header-actions') }
      end
    end

    context 'when a dossier is already closed' do
      let(:dossier) { create(:dossier, :accepte, procedure: procedure) }

      before { allow(dossier).to receive(:after_accepter) }

      subject { post :terminer, params: { process_action: "accepter", procedure_id: procedure.id, dossier_id: dossier.id, dossier: { justificatif_motivation: fake_justificatif } }, format: 'js' }

      it 'does not close it again' do
        subject

        expect(dossier).not_to have_received(:after_accepter)
        expect(dossier.state).to eq(Dossier.states.fetch(:accepte))

        expect(response).to have_http_status(:ok)
        expect(response.body).to have_text('Le dossier est déjà accepté.')
      end
    end
  end

  describe "#create_commentaire" do
    let(:saved_commentaire) { dossier.commentaires.first }
    let(:body) { "avant\napres" }
    let(:file) { fixture_file_upload('spec/fixtures/files/piece_justificative_0.pdf', 'application/pdf') }
    let(:scan_result) { true }

    subject {
      post :create_commentaire, params: {
        procedure_id: procedure.id,
        dossier_id: dossier.id,
        commentaire: {
          body: body,
          file: file
        }
      }
    }

    before do
      allow(ClamavService).to receive(:safe_file?).and_return(scan_result)
    end

    it "creates a commentaire" do
      expect { subject }.to change(Commentaire, :count).by(1)
      expect(instructeur.followed_dossiers).to include(dossier)

      expect(response).to redirect_to(messagerie_instructeur_dossier_path(dossier.procedure, dossier))
      expect(flash.notice).to be_present
    end

    context "when the commentaire created with virus file" do
      let(:scan_result) { false }

      it "creates a commentaire (shows message that file have a virus)" do
        expect { subject }.to change(Commentaire, :count).by(1)
        expect(instructeur.followed_dossiers).to include(dossier)

        expect(response).to redirect_to(messagerie_instructeur_dossier_path(dossier.procedure, dossier))
        expect(flash.notice).to be_present
      end
    end
  end

  describe "#create_avis" do
    let(:invite_linked_dossiers) { false }
    let(:saved_avis) { dossier.avis.first }
    let!(:old_avis_count) { Avis.count }

    subject do
      post :create_avis, params: {
        procedure_id: procedure.id,
        dossier_id: dossier.id,
        avis: { emails: emails, introduction: 'intro', confidentiel: true, invite_linked_dossiers: invite_linked_dossiers }
      }
    end

    before do
      subject
    end

    let(:emails) { ['email@a.com'] }

    it { expect(saved_avis.email).to eq('email@a.com') }
    it { expect(saved_avis.introduction).to eq('intro') }
    it { expect(saved_avis.confidentiel).to eq(true) }
    it { expect(saved_avis.dossier).to eq(dossier) }
    it { expect(saved_avis.claimant).to eq(instructeur) }
    it { expect(response).to redirect_to(avis_instructeur_dossier_path(dossier.procedure, dossier)) }

    context "with an invalid email" do
      let(:emails) { ['emaila.com'] }

      it { expect(response).to render_template :avis }
      it { expect(flash.alert).to eq(["emaila.com : Email n'est pas valide"]) }
      it { expect { subject }.not_to change(Avis, :count) }
    end

    context 'with multiple emails' do
      let(:emails) { ["toto.fr,titi@titimail.com"] }

      it { expect(response).to render_template :avis }
      it { expect(flash.alert).to eq(["toto.fr : Email n'est pas valide"]) }
      it { expect(flash.notice).to eq("Une demande d'avis a été envoyée à titi@titimail.com") }
      it { expect(Avis.count).to eq(old_avis_count + 1) }
      it { expect(saved_avis.email).to eq("titi@titimail.com") }
    end

    context 'with linked dossiers' do
      let(:asked_confidentiel) { false }
      let(:previous_avis_confidentiel) { false }
      let(:dossier) { create(:dossier, :en_construction, :with_dossier_link, procedure: procedure) }

      context 'when the expert doesn’t share linked dossiers' do
        let(:invite_linked_dossiers) { false }

        it 'sends a single avis for the main dossier, but doesn’t give access to the linked dossiers' do
          expect(flash.notice).to eq("Une demande d'avis a été envoyée à email@a.com")
          expect(Avis.count).to eq(old_avis_count + 1)
          expect(saved_avis.email).to eq("email@a.com")
          expect(saved_avis.dossier).to eq(dossier)
        end
      end

      context 'when the expert also shares the linked dossiers' do
        let(:invite_linked_dossiers) { true }

        context 'and the expert can access the linked dossiers' do
          let(:saved_avis) { Avis.last(2).first }
          let(:linked_avis) { Avis.last }
          let(:linked_dossier) { Dossier.find_by(id: dossier.reload.champs.filter(&:dossier_link?).map(&:value).compact) }
          let(:invite_linked_dossiers) do
            instructeur.assign_to_procedure(linked_dossier.procedure)
            true
          end

          it 'sends one avis for the main dossier' do
            expect(flash.notice).to eq("Une demande d'avis a été envoyée à email@a.com")
            expect(saved_avis.email).to eq("email@a.com")
            expect(saved_avis.dossier).to eq(dossier)
          end

          it 'sends another avis for the linked dossiers' do
            expect(Avis.count).to eq(old_avis_count + 2)
            expect(linked_avis.dossier).to eq(linked_dossier)
          end
        end

        context 'but the expert can’t access the linked dossier' do
          it 'sends a single avis for the main dossier, but doesn’t give access to the linked dossiers' do
            expect(flash.notice).to eq("Une demande d'avis a été envoyée à email@a.com")
            expect(Avis.count).to eq(old_avis_count + 1)
            expect(saved_avis.email).to eq("email@a.com")
            expect(saved_avis.dossier).to eq(dossier)
          end
        end
      end
    end
  end

  describe "#show" do
    context "when the dossier is exported as PDF" do
      let(:instructeur) { create(:instructeur) }
      let(:dossier) do
        create(:dossier,
          :accepte,
          :with_all_champs,
          :with_all_annotations,
          :with_motivation,
          :with_entreprise,
          :with_commentaires, procedure: procedure)
      end
      let(:avis) { create(:avis, dossier: dossier, instructeur: instructeur) }

      subject do
        avis
        get :show, params: {
          procedure_id: procedure.id,
          dossier_id: dossier.id,
          format: :pdf
        }
      end

      before { subject }

      it { expect(assigns(:include_infos_administration)).to eq(true) }
      it { expect(response).to render_template 'dossiers/show' }
    end
  end

  describe "#update_annotations" do
    let(:champ_multiple_drop_down_list) do
      create(:type_de_champ_multiple_drop_down_list, :private, libelle: 'libelle').champ.create
    end

    let(:champ_linked_drop_down_list) do
      create(:type_de_champ_linked_drop_down_list, :private, libelle: 'libelle').champ.create
    end

    let(:champ_datetime) do
      create(:type_de_champ_datetime, :private, libelle: 'libelle').champ.create
    end

    let(:champ_repetition) do
      tdc = create(:type_de_champ_repetition, :private, libelle: 'libelle')
      tdc.types_de_champ << create(:type_de_champ_text, libelle: 'libelle')
      champ = tdc.champ.create
      champ.add_row
      champ
    end

    let(:dossier) do
      create(:dossier, :en_construction, procedure: procedure, champs_private: [champ_multiple_drop_down_list, champ_linked_drop_down_list, champ_datetime, champ_repetition])
    end

    before do
      patch :update_annotations, params: {
        procedure_id: procedure.id,
        dossier_id: dossier.id,
        dossier: {
          champs_private_attributes: {
            '0': {
              id: champ_multiple_drop_down_list.id,
              value: ['', 'un', 'deux']
            },
            '1': {
              id: champ_datetime.id,
              'value(1i)': 2019,
              'value(2i)': 12,
              'value(3i)': 21,
              'value(4i)': 13,
              'value(5i)': 17
            },
            '2': {
              id: champ_linked_drop_down_list.id,
              primary_value: 'primary',
              secondary_value: 'secondary'
            },
            '3': {
              id: champ_repetition.id,
              champs_attributes: {
                id: champ_repetition.champs.first.id,
                value: 'text'
              }
            }
          }
        }
      }

      champ_multiple_drop_down_list.reload
      champ_linked_drop_down_list.reload
      champ_datetime.reload
      champ_repetition.reload
    end

    it { expect(champ_multiple_drop_down_list.value).to eq('["un", "deux"]') }
    it { expect(champ_linked_drop_down_list.primary_value).to eq('primary') }
    it { expect(champ_linked_drop_down_list.secondary_value).to eq('secondary') }
    it { expect(champ_datetime.value).to eq('21/12/2019 13:17') }
    it { expect(champ_repetition.champs.first.value).to eq('text') }
    it { expect(response).to redirect_to(annotations_privees_instructeur_dossier_path(dossier.procedure, dossier)) }
  end

  describe "#telecharger_pjs" do
    subject do
      get :telecharger_pjs, params: {
        procedure_id: procedure.id,
        dossier_id: dossier.id
      }
    end

    context 'when zip download is disabled through flipflop' do
      it 'is forbidden' do
        subject
        expect(response).to have_http_status(:forbidden)
      end
    end
  end
end