# frozen_string_literal: true

require 'rails_helper'

describe ProjectFolder, type: :model do
  let(:project_folder) { build :project_folder }

  it 'is valid' do
    expect(project_folder).to be_valid
  end

  it 'should be of class ProjectFolder' do
    expect(subject.class).to eq ProjectFolder
  end

  describe 'Database table' do
    it { should have_db_column :id }
    it { should have_db_column :name }
    it { should have_db_column :team_id }
    it { should have_db_column :parent_folder_id }
    it { should have_db_column :created_at }
    it { should have_db_column :updated_at }
  end

  describe 'Relations' do
    it { should belong_to(:team) }
    it { should belong_to(:parent_folder).class_name('ProjectFolder').optional }
    it { should have_many :projects }
    it { should have_many :project_folders }
  end

  describe 'Validations' do
    describe '#name' do
      it do
        is_expected.to(validate_length_of(:name)
                         .is_at_least(Constants::NAME_MIN_LENGTH)
                         .is_at_most(Constants::NAME_MAX_LENGTH))
      end
      it do
        expect(project_folder)
          .to validate_uniqueness_of(:name).scoped_to(%i(team_id parent_folder_id archived)).case_insensitive
      end
    end

    describe '#parent_folder_team' do
      it 'should validate equals of team and parent_folder team' do
        project_folder.save
        parent_folder = create(:project_folder, name: 'Parent folder')

        project_folder.update(parent_folder: parent_folder)

        expect(project_folder.errors).to have_key(:parent_folder)
      end
    end
  end

  describe 'Callbacks' do
    describe 'inherit_team_from_parent_folder' do
      it do
        parent_folder = create(:project_folder, name: 'Parent folder')
        project_folder.parent_folder = parent_folder

        expect { project_folder.save }.to(change { project_folder.team })
      end
    end

    describe 'ensure_uniqueness_name_on_moving' do
      let(:team) { create :team }
      let(:parent_folder) { create :project_folder, team: team }

      context 'when folder with same name already exists' do
        before do
          create :project_folder, name: 'FolderOne (some)', parent_folder: parent_folder, team: parent_folder.team
          create :project_folder, name: 'FolderOne (test)', parent_folder: parent_folder, team: parent_folder.team
          create :project_folder, name: 'FolderOne (111)', parent_folder: parent_folder, team: parent_folder.team
          create :project_folder, name: 'FolderOne (41)', parent_folder: parent_folder, team: parent_folder.team
          create :project_folder, name: 'FolderOne (1)', parent_folder: parent_folder, team: parent_folder.team
          create :project_folder, name: 'FolderOne (0)', parent_folder: parent_folder, team: parent_folder.team
          create :project_folder, name: 'FolderOne', parent_folder: parent_folder, team: parent_folder.team
        end

        it 'appends number to name' do
          folder = create :project_folder, team: team, name: 'FolderOne'
          folder.update!(parent_folder: parent_folder)

          expect(folder.name).to be_eql('FolderOne (112)')
        end

        it 'keeps number if number is between already existing numbers, but is available' do
          folder = create :project_folder, team: team, name: 'FolderOne (40)'
          folder.update!(parent_folder: parent_folder)

          expect(folder.name).to be_eql('FolderOne (40)')
        end
      end

      context 'when folder with same name does not exsits yet' do
        it do
          folder = create :project_folder, team: team, name: 'FolderOne'
          folder.update!(parent_folder: parent_folder)

          expect(folder.name).to be_eql('FolderOne')
        end
      end

      context 'when new name parenthesises with text' do
        before do
          create :project_folder, name: 'FolderOne (some)', parent_folder: parent_folder, team: parent_folder.team
        end

        it do
          folder = create :project_folder, team: team, name: 'FolderOne (some)'
          folder.update!(parent_folder: parent_folder)

          expect(folder.name).to be_eql('FolderOne (some) (1)')
        end
      end

      context 'when new name parenthesises with numbers' do
        before do
          create :project_folder, name: 'FolderOne (1)', parent_folder: parent_folder, team: parent_folder.team
        end

        it do
          folder = create :project_folder, team: team, name: 'FolderOne (1)'
          folder.update!(parent_folder: parent_folder)

          expect(folder.name).to be_eql('FolderOne (1) (1)')
        end
      end
    end
  end
end