# frozen_string_literal: true

# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
#
# Copyright (c) 2018 BigBlueButton Inc. and by respective authors (see below).
#
# This program is free software; you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free Software
# Foundation; either version 3.0 of the License, or (at your option) any later
# version.
#
# BigBlueButton 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.

require "rails_helper"

describe User, type: :model do
  before do
    @user = create(:user)
  end

  context 'validations' do
    it { should validate_presence_of(:name) }
    it { should validate_length_of(:name).is_at_most(256) }

    it { should validate_presence_of(:provider) }

    it { should validate_uniqueness_of(:email).case_insensitive }
    it { should validate_length_of(:email).is_at_most(256) }
    it { should allow_value("", nil).for(:email) }
    it { should allow_value("valid@email.com").for(:email) }
    it { should_not allow_value("invalid_email").for(:email) }

    it { should allow_value("valid.jpg").for(:image) }
    it { should allow_value("valid.png").for(:image) }
    it { should_not allow_value("invalid.txt").for(:image) }
    it { should allow_value("", nil).for(:image) }

    it "should convert email to downcase on save" do
      user = create(:user, email: "DOWNCASE@DOWNCASE.COM")
      expect(user.email).to eq("downcase@downcase.com")
    end

    context 'is greenlight account' do
      before { allow(subject).to receive(:greenlight_account?).and_return(true) }
      it { should validate_length_of(:password).is_at_least(6) }
    end

    context 'is not greenlight account' do
      before { allow(subject).to receive(:greenlight_account?).and_return(false) }
      it { should_not validate_presence_of(:password) }
    end
  end

  context 'associations' do
    it { should belong_to(:main_room).class_name("Room").with_foreign_key("room_id") }
    it { should have_many(:rooms) }
  end

  context '#initialize_main_room' do
    it 'creates random uid and main_room' do
      expect(@user.uid).to_not be_nil
      expect(@user.main_room).to be_a(Room)
    end
  end

  context "#to_param" do
    it "uses uid as the default identifier for routes" do
      expect(@user.to_param).to eq(@user.uid)
    end
  end

  context '#from_omniauth' do
    let(:auth) do
      {
        "uid" => "123456789",
        "provider" => "twitter",
        "info" => {
          "name" => "Test Name",
          "nickname" => "username",
          "email" => "test@example.com",
          "image" => "example.png",
        },
      }
    end

    it "should create user from omniauth" do
      expect do
        user = User.from_omniauth(auth)

        expect(user.name).to eq("Test Name")
        expect(user.email).to eq("test@example.com")
        expect(user.image).to eq("example.png")
        expect(user.provider).to eq("twitter")
        expect(user.social_uid).to eq("123456789")
      end.to change { User.count }.by(1)
    end
  end

  context '#name_chunk' do
    it 'properly finds the first three characters of the users name' do
      user = create(:user, name: "Example User")
      expect(user.name_chunk).to eq("exa")
    end
  end
end
