require 'helper'

describe Bearcat::Client::Reports do
  before do
    @client = Bearcat::Client.new(prefix: 'http://canvas.instructure.com', token: 'test_token')
  end

  it 'lists the reports availible' do
    stub_get(@client, '/api/v1/accounts/1/reports').to_return(json_response('report_list.json'))
    reports = @client.report_list(1)
    reports.count.should == 38
  end

  it 'starts a report' do
    stub_post(@client, '/api/v1/accounts/1/reports/last_user_access_csv').to_return(json_response('start_report.json'))
    status = @client.start_report(1, 'last_user_access_csv')
    status['report'].should == 'last_user_access_csv'
  end

  it 'lists the report history' do
    stub_get(@client, '/api/v1/accounts/1/reports/last_user_access_csv').to_return(json_response('report_history.json'))
    history = @client.report_history(1, 'last_user_access_csv')
    history.count == 2
  end

  it 'gets the status of a report' do
    stub_get(@client, '/api/v1/accounts/1/reports/last_user_access_csv/72').to_return(json_response('report_status.json'))
    status = @client.report_status(1, 'last_user_access_csv', 72)
    status['status'] == 'complete'
  end

  it 'deletes a report' do
    stub_delete(@client, '/api/v1/accounts/1/reports/last_user_access_csv/72').to_return(json_response('report_status.json'))
    status = @client.delete_report(1, 'last_user_access_csv', 72)
    status['report'] == 'last_user_access_csv'
  end

  context '#download_report' do
    it 'downloads a report to memory' do
      report = IO.read(fixture('file.csv'))
      stub_request(:head, 'https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string').to_return(status: 200, body: report)
      stub_request(:get, 'https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string').to_return(status: 200, body: report)
      csv = @client.download_report('https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string')
      expect(csv.count).to eq 4
      expect(csv.first.fields).to eq ['132',nil,'Alg202CR','Algebra 2 Semester 2 Credit Recovery','11',nil,'1',nil,'unpublished',nil,nil,'false']
    end

    it 'downloads a report to disk' do
      report = IO.read(fixture('file.csv'))
      tempfile = Tempfile.new('report')
      stub_request(:head, 'https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string').to_return(status: 200, body: report)
      stub_request(:get,'https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string').to_return(status: 200, body: report)
      @client.download_report('https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string', tempfile)
      csv = CSV.read(tempfile, headers: true)
      expect(csv.count).to eq 4
      expect(csv.first.fields).to eq ['132',nil,'Alg202CR','Algebra 2 Semester 2 Credit Recovery','11',nil,'1',nil,'unpublished',nil,nil,'false']
    end

    it 'follows redirects' do
      report = IO.read(fixture('file.csv'))
      tempfile = Tempfile.new('report')
      stub_request(:head, 'https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string')
        .to_return(status: 302, body: 'You are being redirected',headers: {'Location' => 'https://cluster1-files.instructure.com/files/1/download?download_frd=1&sf_verifier=verifier=1478139862&user_id=1&verifier=verifier'})
      stub_request(:head, 'https://cluster1-files.instructure.com/files/1/download?download_frd=1&sf_verifier=verifier=1478139862&user_id=1&verifier=verifier')
        .to_return(status: 302, body: 'You are being redirected', headers: {'Location' => 'https://instructure-uploads.s3.amazonaws.com/account_1/attachments/1/assignment_submission.csv'})
      stub_request(:head, 'https://instructure-uploads.s3.amazonaws.com/account_1/attachments/1/assignment_submission.csv')
        .to_return(status: 200)
      stub_request(:get, 'https://instructure-uploads.s3.amazonaws.com/account_1/attachments/1/assignment_submission.csv')
        .to_return(status: 200, body: report)
      @client.download_report('https://canvas.instructure.com/files/1/download?download_frd=1&verifier=string', tempfile)
      csv = CSV.read(tempfile, headers: true)
      expect(csv.count).to eq 4
      expect(csv.first.fields).to eq ['132',nil,'Alg202CR','Algebra 2 Semester 2 Credit Recovery','11',nil,'1',nil,'unpublished',nil,nil,'false']
    end
  end

end