# frozen_string_literal: true

require 'rails_helper'

RSpec.describe ReblogService do
  let(:alice)  { Fabricate(:account, username: 'alice') }

  context 'when creates a reblog with appropriate visibility' do
    subject { described_class.new }

    let(:visibility)        { :public }
    let(:reblog_visibility) { :public }
    let(:status)            { Fabricate(:status, account: alice, visibility: visibility) }

    before do
      subject.call(alice, status, visibility: reblog_visibility)
    end

    it 'a simple case reblogs publicly' do
      expect(status.reblogs.first.visibility).to eq 'public'
    end

    describe 'boosting privately' do
      let(:reblog_visibility) { :private }

      it 'reblogs privately' do
        expect(status.reblogs.first.visibility).to eq 'private'
      end
    end

    describe 'public reblogs of private toots should remain private' do
      let(:visibility)        { :private }
      let(:reblog_visibility) { :public }

      it 'reblogs privately' do
        expect(status.reblogs.first.visibility).to eq 'private'
      end
    end
  end

  context 'when public visibility is disabled' do
    subject { described_class.new }

    let(:status) { Fabricate(:status, account: alice, visibility: :public) }

    before do
      Setting.enable_public_visibility = false
      subject.call(alice, status, visibility: :public)
    end

    it 'reblogs as public unlisted' do
      expect(status.reblogs.first.visibility).to eq 'public_unlisted'
    end
  end

  context 'when public unlisted visibility is disabled' do
    subject { described_class.new }

    let(:status) { Fabricate(:status, account: alice, visibility: :public) }

    before do
      Setting.enable_public_unlisted_visibility = false
      subject.call(alice, status, visibility: :public_unlisted)
    end

    it 'reblogs as public unlisted' do
      expect(status.reblogs.first.visibility).to eq 'unlisted'
    end
  end

  context 'with ng rule' do
    subject { described_class.new }

    let(:status) { Fabricate(:status, account: alice, visibility: :public) }
    let(:account) { Fabricate(:account) }

    context 'when rule matches' do
      before do
        Fabricate(:ng_rule, reaction_type: ['reblog'])
      end

      it 'does not reblog' do
        expect { subject.call(account, status) }.to raise_error Mastodon::ValidationError
        expect(account.reblogged?(status)).to be false
      end
    end

    context 'when rule does not match' do
      before do
        Fabricate(:ng_rule, account_display_name: 'else', reaction_type: ['reblog'])
      end

      it 'reblogs' do
        expect { subject.call(account, status) }.to_not raise_error
        expect(account.reblogged?(status)).to be true
      end
    end
  end

  context 'when the reblogged status is discarded in the meantime' do
    let(:status) { Fabricate(:status, account: alice, visibility: :public, text: 'discard-status-text') }

    # Add a callback to discard the status being reblogged after the
    # validations pass but before the database commit is executed.
    before do
      Status.class_eval do
        before_save :discard_status
        def discard_status
          Status
            .where(id: reblog_of_id)
            .where(text: 'discard-status-text')
            .touch_all(:deleted_at)
        end
      end
    end

    # Remove race condition simulating `discard_status` callback.
    after do
      Status._save_callbacks.delete(:discard_status)
    end

    it 'raises an exception' do
      expect { subject.call(alice, status) }.to raise_error ActiveRecord::ActiveRecordError
    end
  end

  context 'with ActivityPub' do
    subject { described_class.new }

    let(:bob)    { Fabricate(:account, username: 'bob', protocol: :activitypub, domain: 'example.com', inbox_url: 'http://example.com/inbox') }
    let(:status) { Fabricate(:status, account: bob) }

    before do
      stub_request(:post, bob.inbox_url)
      allow(ActivityPub::DistributionWorker).to receive(:perform_async)
      subject.call(alice, status)
    end

    it 'creates a reblog' do
      expect(status.reblogs.count).to eq 1
    end

    describe 'after_create_commit :store_uri' do
      it 'keeps consistent reblog count' do
        expect(status.reblogs.count).to eq 1
      end
    end

    it 'distributes to followers' do
      expect(ActivityPub::DistributionWorker).to have_received(:perform_async)
    end
  end
end