#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2020 the OpenProject GmbH
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++

require 'spec_helper'

describe ProjectsController, type: :controller do
  using_shared_fixtures :admin

  before do
    allow(@controller).to receive(:set_localization)

    @role = FactoryBot.create(:non_member)
    allow(User).to receive(:current).and_return admin

    @params = {}
  end

  describe 'new' do
    it "renders 'new'" do
      get 'new', params: @params
      expect(response).to be_successful
      expect(response).to render_template 'new'
    end

    context 'with parent project' do
      let!(:parent) { FactoryBot.create :project, name: 'Parent' }

      it 'sets the parent of the project' do
        get 'new', params: { parent_id: parent.id }
        expect(response).to be_successful
        expect(response).to render_template 'new'
        expect(assigns(:project).parent).to eq parent
      end
    end
  end

  describe 'index.html' do
    let(:project_a) { FactoryBot.create(:project, name: 'Project A', public: false, active: true) }
    let(:project_b) { FactoryBot.create(:project, name: 'Project B', public: false, active: true) }
    let(:project_c) { FactoryBot.create(:project, name: 'Project C', public: true, active: true)  }
    let(:project_d) { FactoryBot.create(:project, name: 'Project D', public: true, active: false) }

    let(:projects) { [project_a, project_b, project_c, project_d] }

    before do
      Role.anonymous
      Role.non_member

      projects
      login_as(user)
      get 'index'
    end

    shared_examples_for 'successful index' do
      it 'is success' do
        expect(response).to be_successful
      end

      it 'renders the index template' do
        expect(response).to render_template 'index'
      end
    end

    context 'as admin' do
      let(:user) { FactoryBot.build(:admin) }

      it_behaves_like 'successful index'

      it "shows all active projects" do
        expect(assigns[:projects])
          .to match_array [project_a, project_b, project_c]
      end
    end

    context 'as anonymous user' do
      let(:user) { User.anonymous }

      it_behaves_like 'successful index'

      it "shows only (active) public projects" do
        expect(assigns[:projects])
          .to match_array [project_c]
      end
    end

    context 'as user' do
      let(:user) { FactoryBot.build(:user, member_in_project: project_b) }

      it_behaves_like 'successful index'

      it "shows (active) public projects and those in which the user is member of" do
        expect(assigns[:projects])
          .to match_array [project_b, project_c]
      end
    end
  end

  describe 'settings' do
    render_views

    describe '#type' do
      let(:update_service) do
        service = double('update service')

        allow(UpdateProjectsTypesService).to receive(:new).with(project).and_return(service)

        service
      end
      let(:user) { FactoryBot.create(:admin) }
      let(:project) do
        project = FactoryBot.build_stubbed(:project)

        allow(Project).to receive(:find).and_return(project)

        project
      end

      before do
        allow(User).to receive(:current).and_return user
      end

      context 'on success' do
        before do
          expect(update_service).to receive(:call).with([1, 2, 3]).and_return true

          patch :types, params: { id: project.id, project: { 'type_ids' => ['1', '2', '3'] } }
        end

        it 'sets a flash message' do
          expect(flash[:notice]).to eql(I18n.t('notice_successful_update'))
        end

        it 'redirects to settings#types' do
          expect(response).to redirect_to(controller: '/project_settings/types', id: project, action: 'show')
        end
      end

      context 'on failure' do
        let(:error_message) { 'error message' }

        before do
          expect(update_service).to receive(:call).with([1, 2, 3]).and_return false

          allow(project).to receive_message_chain(:errors, :full_messages).and_return(error_message)

          patch :types, params: { id: project.id, project: { 'type_ids' => ['1', '2', '3'] } }
        end

        it 'sets a flash message' do
          expect(flash[:error]).to eql(error_message)
        end

        it 'redirects to settings#types' do
          expect(response).to redirect_to(controller: '/project_settings/types', id: project, action: 'show')
        end
      end
    end

    describe '#destroy' do
      let(:project) { FactoryBot.build_stubbed(:project) }
      let(:request) { delete :destroy, params: { id: project.id } }

      let(:service_result) { ::ServiceResult.new(success: success) }

      before do
        allow(Project).to receive(:find).and_return(project)
        expect_any_instance_of(::Projects::ScheduleDeletionService)
          .to receive(:call)
          .and_return service_result
      end

      context 'when service call succeeds' do
        let(:success) { true }
        it 'prints success' do
          request
          expect(response).to be_redirect
          expect(flash[:notice]).to be_present
        end
      end

      context 'when service call fails' do
        let(:success) { false }
        it 'prints fail' do
          request
          expect(response).to be_redirect
          expect(flash[:error]).to be_present
        end
      end
    end

    describe '#custom_fields' do
      let(:project) { FactoryBot.create(:project) }
      let(:custom_field_1) { FactoryBot.create(:work_package_custom_field) }
      let(:custom_field_2) { FactoryBot.create(:work_package_custom_field) }

      let(:params) do
        {
          id: project.id,
          project: {
            work_package_custom_field_ids: [custom_field_1.id, custom_field_2.id]
          }
        }
      end

      let(:request) { put :custom_fields, params: params }

      context 'with valid project' do
        before do
          request
        end

        it { expect(response).to redirect_to(controller: '/project_settings/custom_fields', id: project, action: 'show') }

        it 'sets flash[:notice]' do
          expect(flash[:notice]).to eql(I18n.t(:notice_successful_update))
        end
      end

      context 'with invalid project' do
        before do
          allow_any_instance_of(Project).to receive(:save).and_return(false)
          request
        end

        it { expect(response).to redirect_to(controller: '/project_settings/custom_fields', id: project, action: 'show') }

        it 'sets flash[:error]' do
          expect(flash[:error]).to include(
            "You cannot update the project's available custom fields. The project is invalid:"
          )
        end
      end
    end
  end
end