require 'spec_helper'

describe Pushpad do
  let!(:auth_token) { Pushpad.auth_token = 'abc123' }
  let!(:project_id) { Pushpad.project_id = 123 }
  let(:notification) { Pushpad::Notification.new body: "Example message" }

  describe "#auth_token=" do
    it "sets the Pushpad auth token globally" do
      Pushpad.auth_token = 'abc123'
      expect(Pushpad.auth_token).to eq 'abc123'
    end
  end

  describe "#project_id=" do
    it "sets the Pushpad project id globally" do
      Pushpad.project_id = 123
      expect(Pushpad.project_id).to eq 123
    end
  end

  describe "#signature_for" do
    it "produces the hex-encoded HMAC-SHA1 signature for the data passed as argument" do
      signature = Pushpad.signature_for('myuid1')
      expect(signature).to eq '27fbe136f5a4aa0b6be74c0e18fa8ce81ad91b60'
    end
  end

  def stub_notification_post project_id, params
    stub_request(:post, "https://pushpad.xyz/projects/#{project_id}/notifications").
      with(body: hash_including(params)).
      to_return(status: 201, body: '{}')
  end

  describe "#deliver_to" do
    
    shared_examples 'notification params' do
      it "includes the params in the request" do
        req = stub_notification_post project_id, notification: notification_params
        notification.deliver_to [123, 456]
        expect(req).to have_been_made.once
      end
    end

    context "a notification with just the required params" do
      let(:notification_params) do 
        { body: "Example message" }
      end
      let(:notification) { Pushpad::Notification.new body: notification_params[:body] }
      include_examples 'notification params'
    end

    context "a notification with all the optional params" do
      let(:notification_params) do 
        {
          body: "Example message",
          title: "Website Name",
          target_url: "http://example.com",
          icon_url: "http://example.com/assets/icon.png",
          ttl: 604800,
          require_interaction: true
        }
      end
      let(:notification) { Pushpad::Notification.new notification_params } 
      include_examples 'notification params'
    end

    context "with a scalar as a param" do
      it "reaches only that uid" do
        req = stub_notification_post project_id, uids: [100]
        notification.deliver_to(100)
        expect(req).to have_been_made.once
      end
    end

    context "with an array as a param" do
      it "reaches only those uids" do
        req = stub_notification_post project_id, uids: [123, 456]
        notification.deliver_to([123, 456])
        expect(req).to have_been_made.once
      end
    end

    context "with uids and tags" do
      it "filters audience by uids and tags" do
        req = stub_notification_post project_id, uids: [123, 456], tags: ['tag1']
        notification.deliver_to([123, 456], tags: ['tag1'])
        expect(req).to have_been_made.once
      end
    end
  end

  describe "#broadcast" do

    shared_examples 'notification params' do
      it "includes the params in the request" do
        req = stub_notification_post project_id, notification: notification_params
        notification.broadcast
        expect(req).to have_been_made.once
      end
    end

    context "a notification with just the required params" do
      let(:notification_params) do 
        { body: "Example message" }
      end
      let(:notification) { Pushpad::Notification.new body: notification_params[:body] }
      include_examples 'notification params'
    end

    context "a notification with all the optional params" do
      let(:notification_params) do 
        {
          body: "Example message",
          title: "Website Name",
          target_url: "http://example.com",
          icon_url: "http://example.com/assets/icon.png",
          ttl: 604800,
          require_interaction: true
        }
      end
      let(:notification) { Pushpad::Notification.new notification_params } 
      include_examples 'notification params'
    end

    context "without params" do
      it "reaches everyone" do
        req = stub_notification_post project_id, {}
        notification.broadcast
        expect(req).to have_been_made.once
      end
    end

    context "with tags" do
      it "filters audience by tags" do
        req = stub_notification_post project_id, tags: ['tag1', 'tag2']
        notification.broadcast tags: ['tag1', 'tag2']
        expect(req).to have_been_made.once
      end
    end
  end
end