should = require 'should'
request = require 'supertest'
config = require '../../lib/config/config'
config.authentication = config.get('authentication')
config.tlsClientLookup = config.get('tlsClientLookup')
Channel = require('../../lib/model/channels').Channel
Client = require('../../lib/model/clients').Client
testUtils = require '../testUtils'
server = require '../../lib/server'
auth = require("../testUtils").auth


describe 'Events API Integration Tests', ->
  mockServer = null
  mockServer2 = null
  slowMockServer = null
  authDetails = {}

  channelName = 'TEST DATA - Mock endpoint'
  primaryRouteName = 'test route'
  secRouteName = 'Test secondary route'
  mockResponse =
    'x-mediator-urn': 'urn:mediator:test'
    status: 'Successful'
    response:
      status: 200
      body: 'test for events'
      timestamp: new Date()

  before (done) ->
    config.authentication.enableMutualTLSAuthentication = false
    config.authentication.enableBasicAuthentication = true

    # Setup some test data
    channel1 = new Channel
      name: channelName
      urlPattern: 'test/mock'
      allow: [ 'PoC' ]
      routes: [
        {
          name: primaryRouteName
          host: 'localhost'
          port: 1232
          primary: true
        }, {
          name: secRouteName
          host: 'localhost'
          port: 1233
        }
      ]
      rewriteUrls: true
    channel2 = new Channel
      name: "#{channelName}-slow"
      urlPattern: 'test/slow'
      allow: [ 'PoC' ]
      routes: [
        {
          name: primaryRouteName
          host: 'localhost'
          port: 1232
          primary: true
        }, {
          name: secRouteName
          host: 'localhost'
          port: 1234
        }
      ]
    channel1.save (err) ->
      channel2.save (err) ->
        testAppDoc =
          clientID: 'testApp'
          clientDomain: 'test-client.jembi.org'
          name: 'TEST Client'
          roles:
            [
              'OpenMRS_PoC'
              'PoC'
            ]
          passwordAlgorithm: 'sha512'
          passwordHash: '28dce3506eca8bb3d9d5a9390135236e8746f15ca2d8c86b8d8e653da954e9e3632bf9d85484ee6e9b28a3ada30eec89add42012b185bd9a4a36a07ce08ce2ea'
          passwordSalt: '1234567890'
          cert: ''

        client = new Client testAppDoc
        client.save (error, newAppDoc) ->
          auth.setupTestUsers (err) ->
            # Create mock endpoint to forward requests to
            mockServer = testUtils.createMockMediatorServer 200, mockResponse, 1232, ->
              mockServer2 = testUtils.createMockMediatorServer 200, mockResponse, 1233, ->
                slowMockServer = testUtils.createSlowMockMediatorServer 400*global.testTimeoutFactor, 200, mockResponse, 1234, -> done()

  after (done) ->
    Channel.remove { name: 'TEST DATA - Mock endpoint' }, ->
      Client.remove { clientID: 'testApp' }, ->
        auth.cleanupTestUsers (err) ->
          mockServer.close ->
            mockServer2.close done


  beforeEach (done) ->
    server.start { httpPort: 5001, apiPort: 8080 }, ->
      authDetails = auth.getAuthDetails()
      done()

  afterEach (done) -> server.stop done


  it 'should create events', (done) ->
    startTime = new Date()

    request('http://localhost:5001')
      .get('/test/mock')
      .auth('testApp', 'password')
      .expect(200)
      .end (err, res) ->
        return done err if err

        validate = ->
          request('https://localhost:8080')
            .get("/events/#{+startTime}")
            .set('auth-username', testUtils.rootUser.email)
            .set('auth-ts', authDetails.authTS)
            .set('auth-salt', authDetails.authSalt)
            .set('auth-token', authDetails.authToken)
            .end (err, res) ->
              return done err if err

              res.body.should.have.property 'events'
              res.body.events.length.should.be.exactly 6

              for ev in res.body
                ev.channelID.should.be.exactly channel1._id

              events = (res.body.events.map (event) -> "#{event.type}-#{event.name}-#{event.event}")
              events.should.containEql "channel-#{channelName}-start"
              events.should.containEql "channel-#{channelName}-end"
              events.should.containEql "primary-#{primaryRouteName}-start"
              events.should.containEql "primary-#{primaryRouteName}-end"
              events.should.containEql "route-#{secRouteName}-start"
              events.should.containEql "route-#{secRouteName}-end"

              done()

        setTimeout validate, 100 * global.testTimeoutFactor

  it "should sort events according to 'normalizedTimestamp' field ascending", (done) ->
    startTime = new Date()

    request('http://localhost:5001')
      .get('/test/mock')
      .auth('testApp', 'password')
      .expect(200)
      .end (err, res) ->
        return done err if err

        validate = ->
          request('https://localhost:8080')
            .get("/events/#{+startTime}")
            .set('auth-username', testUtils.rootUser.email)
            .set('auth-ts', authDetails.authTS)
            .set('auth-salt', authDetails.authSalt)
            .set('auth-token', authDetails.authToken)
            .end (err, res) ->
              return done err if err

              res.body.should.have.property 'events'
              res.body.events.length.should.be.exactly 6

              (res.body.events.map (event) -> event.normalizedTimestamp).reduce (a, b) ->
                should(a <= b).be.true()
                return b

              done()

        setTimeout validate, 100 * global.testTimeoutFactor

  it 'should set the event status as a string', (done) ->
    startTime = new Date()

    request('http://localhost:5001')
      .get('/test/mock')
      .auth('testApp', 'password')
      .expect(200)
      .end (err, res) ->
        return done err if err

        validate = ->
          request('https://localhost:8080')
            .get("/events/#{+startTime}")
            .set('auth-username', testUtils.rootUser.email)
            .set('auth-ts', authDetails.authTS)
            .set('auth-salt', authDetails.authSalt)
            .set('auth-token', authDetails.authToken)
            .end (err, res) ->
              return done err if err

              res.body.should.have.property 'events'
              res.body.events.length.should.be.exactly 6

              events = (res.body.events.map (event) -> event.statusType)
              events.should.containEql 'success'

              done()

        setTimeout validate, 100 * global.testTimeoutFactor

  it 'should add mediator info', (done) ->
    startTime = new Date()

    request('http://localhost:5001')
      .get('/test/mock')
      .auth('testApp', 'password')
      .expect(200)
      .end (err, res) ->
        return done err if err

        validate = ->
          request('https://localhost:8080')
            .get("/events/#{+startTime}")
            .set('auth-username', testUtils.rootUser.email)
            .set('auth-ts', authDetails.authTS)
            .set('auth-salt', authDetails.authSalt)
            .set('auth-token', authDetails.authToken)
            .end (err, res) ->
              return done err if err

              res.body.should.have.property 'events'
              res.body.events.length.should.be.exactly 6

              seen = false
              for ev in res.body.events
                if ev.type is 'primary'
                  ev.mediator.should.be.exactly 'urn:mediator:test'
                  seen = true

              (seen).should.be.true()
              done()

        setTimeout validate, 100 * global.testTimeoutFactor

  it 'should create events for slow secondary routes', (done) ->
    startTime = new Date()

    request('http://localhost:5001')
      .get('/test/slow')
      .auth('testApp', 'password')
      .expect(200)
      .end (err, res) ->
        return done err if err

        validate = ->
          request('https://localhost:8080')
            .get("/events/#{+startTime}")
            .set('auth-username', testUtils.rootUser.email)
            .set('auth-ts', authDetails.authTS)
            .set('auth-salt', authDetails.authSalt)
            .set('auth-token', authDetails.authToken)
            .end (err, res) ->
              return done err if err

              res.body.should.have.property 'events'
              res.body.events.length.should.be.exactly 6

              for ev in res.body
                ev.channelID.should.be.exactly channel1._id

              events = (res.body.events.map (event) -> "#{event.type}-#{event.name}-#{event.event}")
              events.should.containEql "channel-#{channelName}-slow-start"
              events.should.containEql "channel-#{channelName}-slow-end"
              events.should.containEql "primary-#{primaryRouteName}-start"
              events.should.containEql "primary-#{primaryRouteName}-end"
              events.should.containEql "route-#{secRouteName}-start"
              events.should.containEql "route-#{secRouteName}-end"

              done()

        setTimeout validate, 800 * global.testTimeoutFactor

  it 'should add mediator info for slow secondary routes', (done) ->
    startTime = new Date()

    request('http://localhost:5001')
      .get('/test/slow')
      .auth('testApp', 'password')
      .expect(200)
      .end (err, res) ->
        return done err if err

        validate = ->
          request('https://localhost:8080')
            .get("/events/#{+startTime}")
            .set('auth-username', testUtils.rootUser.email)
            .set('auth-ts', authDetails.authTS)
            .set('auth-salt', authDetails.authSalt)
            .set('auth-token', authDetails.authToken)
            .end (err, res) ->
              return done err if err

              res.body.should.have.property 'events'
              res.body.events.length.should.be.exactly 6

              seen = false
              for ev in res.body.events
                if ev.type is 'route'
                  ev.mediator.should.be.exactly 'urn:mediator:test'
                  seen = true

              (seen).should.be.true()

              done()

        setTimeout validate, 800 * global.testTimeoutFactor