#-- copyright
# OpenProject Meeting Plugin
#
# Copyright (C) 2011-2014 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# 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 doc/COPYRIGHT.md for more details.
#++

require File.dirname(__FILE__) + '/../spec_helper'

describe User, "#destroy", :type => :model do
  let(:user) { FactoryGirl.create(:user) }
  let(:user2) { FactoryGirl.create(:user) }
  let(:substitute_user) { DeletedUser.first }
  let(:project) do
    project = FactoryGirl.create(:valid_project)
    project
  end

  let(:meeting) { FactoryGirl.create(:meeting, :project => project,
                                           :author => user2) }
  let(:participant) { FactoryGirl.create(:meeting_participant, :user => user,
                                                           :meeting => meeting,
                                                           :invited => true,
                                                           :attended => true) }

  before do
    user
    user2
  end

  shared_examples_for "updated journalized associated object" do
    before do
      allow(User).to receive(:current).and_return(user2)
      associations.each do |association|
        associated_instance.send(association.to_s + "=", user2)
      end
      associated_instance.save!

      allow(User).to receive(:current).and_return(user) # in order to have the content journal created by the user
      associated_instance.reload
      associations.each do |association|
        associated_instance.send(association.to_s + "=", user)
      end
      associated_instance.save!

      user.destroy
      associated_instance.reload
    end

    it { expect(associated_class.find_by_id(associated_instance.id)).to eq(associated_instance) }
    it "should replace the user on all associations" do
      associations.each do |association|
        expect(associated_instance.send(association)).to eq(substitute_user)
      end
    end
    it { expect(associated_instance.journals.first.user).to eq(user2) }
    it "should update first journal changes" do
      associations.each do |association|
        expect(associated_instance.journals.first.changed_data[(association.to_s + "_id").to_sym].last).to eq(user2.id)
      end
    end
    it { expect(associated_instance.journals.last.user).to eq(substitute_user) }
    it "should update second journal changes" do
      associations.each do |association|
        expect(associated_instance.journals.last.changed_data[(association.to_s + "_id").to_sym].last).to eq(substitute_user.id)
      end
    end
  end

  shared_examples_for "created journalized associated object" do
    before do
      allow(User).to receive(:current).and_return(user) # in order to have the content journal created by the user
      associations.each do |association|
        associated_instance.send(association.to_s + "=", user)
      end
      associated_instance.save!

      allow(User).to receive(:current).and_return(user2)
      associated_instance.reload
      associations.each do |association|
        associated_instance.send(association.to_s + "=", user2)
      end
      associated_instance.save!

      user.destroy
      associated_instance.reload
    end

    it { expect(associated_class.find_by_id(associated_instance.id)).to eq(associated_instance) }
    it "should keep the current user on all associations" do
      associations.each do |association|
        expect(associated_instance.send(association)).to eq(user2)
      end
    end
    it { expect(associated_instance.journals.first.user).to eq(substitute_user) }
    it "should update the first journal" do
      associations.each do |association|
        expect(associated_instance.journals.first.changed_data[(association.to_s + "_id").to_sym].last).to eq(substitute_user.id)
      end
    end
    it { expect(associated_instance.journals.last.user).to eq(user2) }
    it "should update the last journal" do
      associations.each do |association|
        expect(associated_instance.journals.last.changed_data[(association.to_s + "_id").to_sym].first).to eq(substitute_user.id)
        expect(associated_instance.journals.last.changed_data[(association.to_s + "_id").to_sym].last).to eq(user2.id)
      end
    end
  end

  describe "WHEN the user created a meeting" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:meeting, :project => project) }
    let(:associated_class) { Meeting }

    it_should_behave_like "created journalized associated object"
  end

  describe "WHEN the user updated a meeting" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:meeting, :project => project) }
    let(:associated_class) { Meeting }

    it_should_behave_like "updated journalized associated object"
  end

  describe "WHEN the user created a meeting agenda" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:meeting_agenda, :meeting => meeting,
                                                               :text => "lorem")}
    let(:associated_class) { MeetingAgenda }

    it_should_behave_like "created journalized associated object"
  end

  describe "WHEN the user updated a meeting agenda" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:meeting_agenda, :meeting => meeting,
                                                               :text => "lorem")}
    let(:associated_class) { MeetingAgenda }

    it_should_behave_like "updated journalized associated object"
  end

  describe "WHEN the user created a meeting minutes" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:meeting_minutes, :meeting => meeting,
                                                                :text => "lorem")}
    let(:associated_class) { MeetingMinutes }

    it_should_behave_like "created journalized associated object"
  end

  describe "WHEN the user updated a meeting minutes" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:meeting_minutes, :meeting => meeting,
                                                               :text => "lorem")}
    let(:associated_class) { MeetingMinutes }

    it_should_behave_like "updated journalized associated object"
  end

  describe "WHEN the user participated in a meeting" do
    before do
      participant
      # user2 added to participants by beeing the author

      user.destroy
      meeting.reload
      participant.reload
    end

    it { expect(meeting.participants.map(&:user)).to match_array([DeletedUser.first, user2]) }
    it { expect(participant.invited).to be_truthy }
    it { expect(participant.attended).to be_truthy }
  end
end