# frozen_string_literal: true

require 'rails_helper'

describe GroupShowSerializer do
  fab!(:user) { Fabricate(:user) }
  fab!(:group) { Fabricate(:group) }

  context 'admin user' do
    fab!(:user) { Fabricate(:admin) }
    fab!(:group) { Fabricate(:group, users: [user]) }

    it 'should return the right attributes' do
      json = GroupShowSerializer.new(group, scope: Guardian.new(user)).as_json

      expect(json[:group_show][:is_group_owner]).to eq(nil)
      expect(json[:group_show][:is_group_user]).to eq(true)
    end
  end

  context 'group owner' do
    before do
      group.add_owner(user)
    end

    it 'should return the right attributes' do
      json = GroupShowSerializer.new(group, scope: Guardian.new(user)).as_json

      expect(json[:group_show][:is_group_owner]).to eq(true)
      expect(json[:group_show][:is_group_user]).to eq(true)
    end
  end

  describe '#mentionable' do
    fab!(:group) { Fabricate(:group, mentionable_level: Group::ALIAS_LEVELS[:everyone]) }

    it 'should return the right value' do
      json = GroupShowSerializer.new(group, scope: Guardian.new).as_json

      expect(json[:group_show][:mentionable]).to eq(nil)

      json = GroupShowSerializer.new(group, scope: Guardian.new(user)).as_json

      expect(json[:group_show][:mentionable]).to eq(true)
    end
  end

  describe '#automatic_membership_email_domains' do
    fab!(:group) { Fabricate(:group, automatic_membership_email_domains: 'ilovediscourse.com') }
    let(:admin_guardian) { Guardian.new(Fabricate(:admin)) }

    it 'should include email domains for admin' do
      subject = described_class.new(group, scope: admin_guardian, root: false, owner_group_ids: [group.id])
      expect(subject.as_json[:automatic_membership_email_domains]).to eq('ilovediscourse.com')
    end

    it 'should not include email domains for other users' do
      subject = described_class.new(group, scope: Guardian.new, root: false, owner_group_ids: [group.id])
      expect(subject.as_json[:automatic_membership_email_domains]).to eq(nil)
    end
  end

  describe 'admin only fields' do
    fab!(:group) { Fabricate(:group, email_username: 'foo@bar.com', email_password: 'pa$$w0rd') }
    subject { described_class.new(group, scope: guardian, root: false) }

    describe 'for a user' do
      let(:guardian) { Guardian.new(Fabricate(:user)) }

      it 'are not visible' do
        expect(subject.as_json[:email_username]).to be_nil
        expect(subject.as_json[:email_password]).to be_nil
      end
    end

    describe 'for an admin' do
      let(:guardian) { Guardian.new(Fabricate(:admin)) }

      it 'are visible' do
        expect(subject.as_json[:email_username]).to eq('foo@bar.com')
        expect(subject.as_json[:email_password]).to eq('pa$$w0rd')
        expect(subject.as_json[:message_count]).to eq(0)
      end
    end
  end

  describe "default notification settings" do
    subject { described_class.new(group, scope: guardian, root: false) }
    let(:category1) { Fabricate(:category) }
    let(:category2) { Fabricate(:category) }
    let(:tag1) { Fabricate(:tag) }
    let(:tag2) { Fabricate(:tag) }

    before do
      SiteSetting.tagging_enabled = true

      GroupCategoryNotificationDefault.create!(
        group: group,
        category: category1,
        notification_level: GroupCategoryNotificationDefault.notification_levels[:watching]
      )
      GroupCategoryNotificationDefault.create!(
        group: group,
        category: category2,
        notification_level: GroupCategoryNotificationDefault.notification_levels[:tracking]
      )
      GroupTagNotificationDefault.create!(
        group: group,
        tag: tag1,
        notification_level: GroupTagNotificationDefault.notification_levels[:watching]
      )
      GroupTagNotificationDefault.create!(
        group: group,
        tag: tag2,
        notification_level: GroupTagNotificationDefault.notification_levels[:tracking]
      )
    end

    describe "for a user" do
      let(:guardian) { Guardian.new(Fabricate(:user)) }

      it "are not visible" do
        expect(subject.as_json.keys.select { |k| k.to_s.ends_with?("_category_ids") }).to be_empty
        expect(subject.as_json.keys.select { |k| k.to_s.ends_with?("_tags") }).to be_empty
      end
    end

    describe "for admin" do
      let(:guardian) { Guardian.new(Fabricate(:admin)) }

      it "are correct" do
        expect(subject.as_json[:watching_category_ids]).to eq([category1.id])
        expect(subject.as_json[:tracking_category_ids]).to eq([category2.id])
        expect(subject.as_json[:watching_first_post_category_ids]).to eq([])
        expect(subject.as_json[:regular_category_ids]).to eq([])
        expect(subject.as_json[:muted_category_ids]).to eq([])

        expect(subject.as_json[:watching_tags]).to eq([tag1.name])
        expect(subject.as_json[:tracking_tags]).to eq([tag2.name])
        expect(subject.as_json[:watching_first_post_tags]).to eq([])
        expect(subject.as_json[:regular_tags]).to eq([])
        expect(subject.as_json[:muted_tags]).to eq([])
      end

      it "doesn't include tag fields if tags are disabled" do
        SiteSetting.tagging_enabled = false
        expect(subject.as_json.keys.select { |k| k.to_s.ends_with?("_category_ids") }.length).to eq(5)
        expect(subject.as_json.keys.select { |k| k.to_s.ends_with?("_tags") }).to be_empty
      end
    end
  end
end