// tslint:disable:no-unused-expression

import angular, {ICompileService, IRootScopeService, ITimeoutService} from 'angular'
import 'angular-mocks'

import { expect } from 'chai'

describe('Columns', function () {
  // Load the module with MainController
  beforeEach(function () {
    angular.mock.module('gantt', 'gantt.labels')
  })

  let Gantt
  let $rootScope: IRootScopeService
  let $compile: ICompileService
  let $timeout: ITimeoutService

  let mockData = [
    // Order is optional. If not specified it will be assigned automatically
    {
      'name': 'Milestones', 'height': '3em', classes: 'gantt-row-milestone', 'color': '#45607D', 'tasks': [
      // Dates can be specified as string, timestamp or javascript date object. The data attribute can be used to attach a custom object
        {
          'name': 'Kickoff',
          'color': '#93C47D',
          'from': '2013-10-07T09:00:00',
          'to': '2013-10-07T10:00:00',
          'data': 'Can contain any custom data or object'
        },
        {
          'name': 'Concept approval',
          'color': '#93C47D',
          'from': new Date(2013, 9, 18, 18, 0, 0),
          'to': new Date(2013, 9, 18, 18, 0, 0),
          'est': new Date(2013, 9, 16, 7, 0, 0),
          'lct': new Date(2013, 9, 19, 0, 0, 0)
        },
        {
          'name': 'Development finished',
          'color': '#93C47D',
          'from': new Date(2013, 10, 15, 18, 0, 0),
          'to': new Date(2013, 10, 15, 18, 0, 0)
        },
        {
          'name': 'Shop is running',
          'color': '#93C47D',
          'from': new Date(2013, 10, 22, 12, 0, 0),
          'to': new Date(2013, 10, 22, 12, 0, 0)
        },
        {
          'name': 'Go-live',
          'color': '#93C47D',
          'from': new Date(2013, 10, 29, 16, 0, 0),
          'to': new Date(2013, 10, 29, 16, 0, 0)
        }
      ], 'data': 'Can contain any custom data or object'
    },
    {
      'name': 'Status meetings', 'tasks': [
        {
          'name': 'Demo',
          'color': '#9FC5F8',
          'from': new Date(2013, 9, 25, 15, 0, 0),
          'to': new Date(2013, 9, 25, 18, 30, 0)
        },
        {
          'name': 'Demo',
          'color': '#9FC5F8',
          'from': new Date(2013, 10, 1, 15, 0, 0),
          'to': new Date(2013, 10, 1, 18, 0, 0)
        },
        {
          'name': 'Demo',
          'color': '#9FC5F8',
          'from': new Date(2013, 10, 8, 15, 0, 0),
          'to': new Date(2013, 10, 8, 18, 0, 0)
        },
        {
          'name': 'Demo',
          'color': '#9FC5F8',
          'from': new Date(2013, 10, 15, 15, 0, 0),
          'to': new Date(2013, 10, 15, 18, 0, 0)
        },
        {
          'name': 'Demo',
          'color': '#9FC5F8',
          'from': new Date(2013, 10, 24, 9, 0, 0),
          'to': new Date(2013, 10, 24, 10, 0, 0)
        }
      ]
    },
    {
      'name': 'Kickoff', 'tasks': [
        {
          'name': 'Day 1',
          'color': '#9FC5F8',
          'from': new Date(2013, 9, 7, 9, 0, 0),
          'to': new Date(2013, 9, 7, 17, 0, 0),
          'progress': {'percent': 100, 'color': '#3C8CF8'}
        },
        {
          'name': 'Day 2',
          'color': '#9FC5F8',
          'from': new Date(2013, 9, 8, 9, 0, 0),
          'to': new Date(2013, 9, 8, 17, 0, 0),
          'progress': {'percent': 100, 'color': '#3C8CF8'}
        },
        {
          'name': 'Day 3',
          'color': '#9FC5F8',
          'from': new Date(2013, 9, 9, 8, 30, 0),
          'to': new Date(2013, 9, 9, 12, 0, 0),
          'progress': {'percent': 100, 'color': '#3C8CF8'}
        }
      ]
    },
    {
      'name': 'Create concept', 'tasks': [
        {
          'name': 'Create concept',
          'color': '#F1C232',
          'from': new Date(2013, 9, 10, 8, 0, 0),
          'to': new Date(2013, 9, 16, 18, 0, 0),
          'est': new Date(2013, 9, 8, 8, 0, 0),
          'lct': new Date(2013, 9, 18, 20, 0, 0),
          'progress': 100
        }
      ]
    },
    {
      'name': 'Finalize concept', 'tasks': [
        {
          'name': 'Finalize concept',
          'color': '#F1C232',
          'from': new Date(2013, 9, 17, 8, 0, 0),
          'to': new Date(2013, 9, 18, 18, 0, 0),
          'progress': 100
        }
      ]
    },
    {
      'name': 'Sprint 1', 'tasks': [
        {
          'name': 'Product list view',
          'color': '#F1C232',
          'from': new Date(2013, 9, 21, 8, 0, 0),
          'to': new Date(2013, 9, 25, 15, 0, 0),
          'progress': 25
        }
      ]
    },
    {
      'name': 'Sprint 2', 'tasks': [
        {
          'name': 'Order basket',
          'color': '#F1C232',
          'from': new Date(2013, 9, 28, 8, 0, 0),
          'to': new Date(2013, 10, 1, 15, 0, 0)
        }
      ]
    },
    {
      'name': 'Sprint 3', 'tasks': [
        {
          'name': 'Checkout',
          'color': '#F1C232',
          'from': new Date(2013, 10, 4, 8, 0, 0),
          'to': new Date(2013, 10, 8, 15, 0, 0)
        }
      ]
    },
    {
      'name': 'Sprint 4', 'tasks': [
        {
          'name': 'Login&Singup and admin view',
          'color': '#F1C232',
          'from': new Date(2013, 10, 11, 8, 0, 0),
          'to': new Date(2013, 10, 15, 15, 0, 0)
        }
      ]
    },
    {
      'name': 'Setup server', 'tasks': [
        {
          'name': 'HW',
          'color': '#F1C232',
          'from': new Date(2013, 10, 18, 8, 0, 0),
          'to': new Date(2013, 10, 18, 12, 0, 0)
        }
      ]
    },
    {
      'name': 'Config server', 'tasks': [
        {
          'name': 'SW / DNS/ Backups',
          'color': '#F1C232',
          'from': new Date(2013, 10, 18, 12, 0, 0),
          'to': new Date(2013, 10, 21, 18, 0, 0)
        }
      ]
    },
    {
      'name': 'Deployment', 'tasks': [
        {
          'name': 'Depl. & Final testing',
          'color': '#F1C232',
          'from': new Date(2013, 10, 21, 8, 0, 0),
          'to': new Date(2013, 10, 22, 12, 0, 0),
          'classes': 'gantt-task-deployment'
        }
      ]
    },
    {
      'name': 'Workshop', 'tasks': [
        {
          'name': 'On-side education',
          'color': '#F1C232',
          'from': new Date(2013, 10, 24, 9, 0, 0),
          'to': new Date(2013, 10, 25, 15, 0, 0)
        }
      ]
    },
    {
      'name': 'Content', 'tasks': [
        {
          'name': 'Supervise content creation',
          'color': '#F1C232',
          'from': new Date(2013, 10, 26, 9, 0, 0),
          'to': new Date(2013, 10, 29, 16, 0, 0)
        }
      ]
    },
    {
      'name': 'Documentation', 'tasks': [
        {
          'name': 'Technical/User documentation',
          'color': '#F1C232',
          'from': new Date(2013, 10, 26, 8, 0, 0),
          'to': new Date(2013, 10, 28, 18, 0, 0)
        }
      ]
    }
  ]

  beforeEach(inject(['$rootScope', '$compile', '$timeout', 'Gantt', function ($tRootScope: IRootScopeService, $tCompile: ICompileService, $tTimeout: ITimeoutService, tGantt) {
    Gantt = tGantt
    $rootScope = $tRootScope
    $compile = $tCompile
    $timeout = $tTimeout
  }]))

  it('should have first and last columns to right position',
    function () {
      let width = 350

      let $scope = $rootScope.$new()
      $scope.ganttElementWidth = width
      $scope.data = angular.copy(mockData)

      let $element = angular.element()
      let gantt = new Gantt($scope, $element)

      gantt.loadData($scope.data)
      $scope.$digest()
      gantt.initialized()

      let columnsManager = gantt.columnsManager

      let firstColumn = columnsManager.getColumnByPosition(0)
      let firstColumm2 = columnsManager.getFirstColumn()

      expect(firstColumn).to.be.equal(firstColumm2)

      let lastColumn = columnsManager.getColumnByPosition(width - 1)
      let lastColumn2 = columnsManager.getLastColumn()

      expect(lastColumn).to.be.equal(lastColumn2)
    }
  )

  function expectValidDateFromPosition (gantt, width, ganttStartDate, ganttEndDate, x) {
    let ganttDate = gantt.getDateByPosition(x)
    let ganttX = gantt.getPositionByDate(ganttDate)

    expect(ganttX).to.be.closeTo(x, 0.1)

    let totalDuration = ganttEndDate.diff(ganttStartDate, 'milliseconds')
    let leftDuration = ganttDate.diff(ganttStartDate, 'milliseconds')

    if (ganttStartDate.isDST() && !ganttDate.isDST()) {
      leftDuration -= 3600000
    } else if (!ganttStartDate.isDST() && ganttDate.isDST()) {
      leftDuration += 3600000
    }

    if (ganttStartDate.isDST() && !ganttEndDate.isDST()) {
      totalDuration -= 3600000
    } else if (!ganttStartDate.isDST() && ganttEndDate.isDST()) {
      totalDuration += 3600000
    }

    if (x === 0) {
      expect(leftDuration).to.be.equal(0)
    } else {
      let ratio = leftDuration * (width / x) / totalDuration
      expect(ratio).to.be.closeTo(1, 0.1)
    }
  }

  it('should compute valid dates from range positions',
    function () {
      let width = 350

      let $scope = $rootScope.$new()
      $scope.ganttElementWidth = width
      $scope.data = angular.copy(mockData)
      $scope.columnMagnet = undefined

      let $element = angular.element()
      let gantt = new Gantt($scope, $element)

      gantt.loadData($scope.data)
      $scope.$digest()
      gantt.initialized()

      let toDate
      let fromDate

      angular.forEach($scope.data, function (row) {
        if (row.tasks !== undefined) {
          angular.forEach(row.tasks, function (task) {
            if (fromDate === undefined || fromDate > task.from) {
              fromDate = task.from
            }

            if (toDate === undefined || toDate < task.to) {
              toDate = task.to
            }
          })
        }
      })

      let timeUnit = gantt.options.value('viewScale')

      fromDate.startOf(timeUnit)
      toDate.startOf(timeUnit).add(1, timeUnit)

      let ganttStartDate = gantt.getDateByPosition(0)
      let ganttEndDate = gantt.getDateByPosition(width - 1)

      expect(ganttStartDate.isSame(fromDate)).to.be.ok
      expect(ganttEndDate.isSame(toDate)).to.be.ok

      for (let i = 1; i < width; i++) {
        expectValidDateFromPosition(gantt, width, ganttStartDate, ganttEndDate, i)
      }
    }
  )

  it('should compute valid dates from previous positions',
    function () {
      let width = 350

      let $scope = $rootScope.$new()
      $scope.ganttElementWidth = width
      $scope.data = angular.copy(mockData)
      $scope.columnMagnet = undefined

      let $element = angular.element()
      let gantt = new Gantt($scope, $element)

      gantt.loadData($scope.data)
      $scope.$digest()
      gantt.initialized()

      let toDate
      let fromDate

      angular.forEach($scope.data, function (row) {
        if (row.tasks !== undefined) {
          angular.forEach(row.tasks, function (task) {
            if (fromDate === undefined || fromDate > task.from) {
              fromDate = task.from
            }

            if (toDate === undefined || toDate < task.to) {
              toDate = task.to
            }
          })
        }
      })

      let timeUnit = gantt.options.value('viewScale')

      fromDate.startOf(timeUnit)
      toDate.startOf(timeUnit).add(1, timeUnit)

      let ganttStartDate = gantt.getDateByPosition(0)
      let ganttEndDate = gantt.getDateByPosition(width - 1)

      expect(ganttStartDate.isSame(fromDate)).to.be.ok
      expect(ganttEndDate.isSame(toDate)).to.be.ok

      for (let i = 0; i > -width; i--) {
        expectValidDateFromPosition(gantt, width, ganttStartDate, ganttEndDate, i)
      }
    }
  )

  it('should compute valid dates from next positions',
    function () {
      let width = 350

      let $scope = $rootScope.$new()
      $scope.ganttElementWidth = width
      $scope.data = angular.copy(mockData)
      $scope.columnMagnet = undefined

      let $element = angular.element()
      let gantt = new Gantt($scope, $element)

      gantt.loadData($scope.data)
      $scope.$digest()
      gantt.initialized()

      let toDate
      let fromDate

      angular.forEach($scope.data, function (row) {
        if (row.tasks !== undefined) {
          angular.forEach(row.tasks, function (task) {
            if (fromDate === undefined || fromDate > task.from) {
              fromDate = task.from
            }

            if (toDate === undefined || toDate < task.to) {
              toDate = task.to
            }
          })
        }
      })

      let timeUnit = gantt.options.value('viewScale')

      fromDate.startOf(timeUnit)
      toDate.startOf(timeUnit).add(1, timeUnit)

      let ganttStartDate = gantt.getDateByPosition(0)
      let ganttEndDate = gantt.getDateByPosition(width - 1)

      expect(ganttStartDate.isSame(fromDate)).to.be.ok
      expect(ganttEndDate.isSame(toDate)).to.be.ok

      for (let i = width; i < 2 * width; i++) {
        expectValidDateFromPosition(gantt, width, ganttStartDate, ganttEndDate, i)
      }
    }
  )

  it('should work with custom comparators',
    function () {
      let width = 350

      let $scope = $rootScope.$new()
      $scope.ganttElementWidth = width
      $scope.data = angular.copy(mockData)
      $scope.columnMagnet = undefined

      $scope.filterRow = {'name': 'Status meetings'}

      $scope.filterRowComparator = function (actual, expected) {
        return expected === actual
      }

      let $element = angular.element()
      let gantt = new Gantt($scope, $element)

      gantt.loadData($scope.data)
      $scope.$digest()
      gantt.initialized()

      gantt.api.rows.refresh()

      expect(gantt.rowsManager.filteredRows.length).to.be.eq(1)
    }
  )
})