#-- copyright
# OpenProject Costs Plugin
#
# Copyright (C) 2009 - 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.
#++

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) { FactoryGirl.create(:valid_project) }

  before do
    user
    user2
  end

  after do
    User.current = nil
  end

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

      User.current = 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 changed_data" do
      associations.each do |association|
        expect(associated_instance.journals.first.changed_data["#{association}_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 changed_data" do
      associations.each do |association|
        expect(associated_instance.journals.last.changed_data["#{association}_id".to_sym].last).to eq(substitute_user.id)
      end
    end
  end

  shared_examples_for "costs created journalized associated object" do
    before do
      User.current = 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!

      User.current = 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}_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}_id".to_sym].first).to eq(substitute_user.id)
        expect(associated_instance.journals.last.changed_data["#{association}_id".to_sym].last).to eq(user2.id)
      end
    end
  end

  describe "WHEN the user updated a cost object" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:variable_cost_object) }
    let(:associated_class) { CostObject }

    it_should_behave_like "costs updated journalized associated object"
  end

  describe "WHEN the user created a cost object" do
    let(:associations) { [:author] }
    let(:associated_instance) { FactoryGirl.build(:variable_cost_object) }
    let(:associated_class) { CostObject }

    it_should_behave_like "costs created journalized associated object"
  end

  describe "WHEN the user has a labor_budget_item associated" do
    let(:item) { FactoryGirl.build(:labor_budget_item, user: user) }

    before do
      item.save!

      user.destroy
    end

    it { expect(LaborBudgetItem.find_by_id(item.id)).to eq(item) }
    it { expect(item.user_id).to eq(user.id) }
  end

  describe "WHEN the user has a cost entry" do
    let(:work_package) { FactoryGirl.create(:work_package) }
    let(:entry) { FactoryGirl.build(:cost_entry, user: user,
                                             project: work_package.project,
                                             units: 100.0,
                                             spent_on: Date.today,
                                             work_package: work_package,
                                             comments: "") }

    before do
      FactoryGirl.create(:member, project: work_package.project,
                              user: user,
                              roles: [FactoryGirl.build(:role)])
      entry.save!

      user.destroy

      entry.reload
    end

    it { expect(entry.user_id).to eq(user.id) }
  end

  describe "WHEN the user is assigned an hourly rate" do
    let(:hourly_rate) { FactoryGirl.build(:hourly_rate, user: user,
                                                    project: project) }

    before do
      hourly_rate.save!
      user.destroy
    end

    it { expect(HourlyRate.find_by_id(hourly_rate.id)).to eq(hourly_rate) }
    it { expect(hourly_rate.reload.user_id).to eq(user.id) }
  end

  describe "WHEN the user is assigned a default hourly rate" do
    let(:default_hourly_rate) { FactoryGirl.build(:default_hourly_rate, user: user,
                                                                    project: project) }

    before do
      default_hourly_rate.save!
      user.destroy
    end

    it { expect(DefaultHourlyRate.find_by_id(default_hourly_rate.id)).to eq(default_hourly_rate) }
    it { expect(default_hourly_rate.reload.user_id).to eq(user.id) }
  end
end