import type { Duration, RelativeTime, ServerDuration, TimeStamp } from '@datadog/browser-core'
import { HookNames, Observable } from '@datadog/browser-core'
import { createNewEvent, registerCleanupTask } from '@datadog/browser-core/test'
import { collectAndValidateRawRumEvents, mockRumConfiguration } from '../../../test'
import type { RawRumActionEvent, RawRumEvent } from '../../rawRumEvent.types'
import { RumEventType, ActionType } from '../../rawRumEvent.types'
import type { RawRumEventCollectedData } from '../lifeCycle'
import { LifeCycle, LifeCycleEventType } from '../lifeCycle'
import type { DefaultTelemetryEventAttributes, Hooks } from '../hooks'
import { createHooks } from '../hooks'
import type { RumMutationRecord } from '../../browser/domMutationObservable'
import type { ActionContexts } from './actionCollection'
import { startActionCollection } from './actionCollection'
import { ActionNameSource } from './actionNameConstants'

describe('actionCollection', () => {
  const lifeCycle = new LifeCycle()
  let hooks: Hooks
  let addAction: ReturnType<typeof startActionCollection>['addAction']
  let rawRumEvents: Array<RawRumEventCollectedData<RawRumEvent>>
  let actionContexts: ActionContexts

  beforeEach(() => {
    const domMutationObservable = new Observable<RumMutationRecord[]>()
    const windowOpenObservable = new Observable<void>()
    hooks = createHooks()

    const actionCollection = startActionCollection(
      lifeCycle,
      hooks,
      domMutationObservable,
      windowOpenObservable,
      mockRumConfiguration()
    )
    registerCleanupTask(actionCollection.stop)
    addAction = actionCollection.addAction
    actionContexts = actionCollection.actionContexts

    rawRumEvents = collectAndValidateRawRumEvents(lifeCycle)
  })

  it('should create action from auto action with name source', () => {
    const event = createNewEvent('pointerup', { target: document.createElement('button') })
    lifeCycle.notify(LifeCycleEventType.AUTO_ACTION_COMPLETED, {
      counts: {
        errorCount: 10,
        longTaskCount: 10,
        resourceCount: 10,
      },
      frustrationTypes: [],
      duration: 100 as Duration,
      id: 'aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee',
      name: 'foo',
      nameSource: ActionNameSource.TEXT_CONTENT,
      startClocks: { relative: 1234 as RelativeTime, timeStamp: 123456789 as TimeStamp },
      type: ActionType.CLICK,
      event,
      target: {
        selector: '#foo',
        width: 1,
        height: 2,
      },
      position: { x: 1, y: 2 },
      events: [event],
    })

    expect(rawRumEvents[0].startTime).toBe(1234 as RelativeTime)
    expect(rawRumEvents[0].rawRumEvent).toEqual({
      action: {
        error: {
          count: 10,
        },
        id: 'aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee',
        loading_time: (100 * 1e6) as ServerDuration,
        frustration: {
          type: [],
        },
        long_task: {
          count: 10,
        },
        resource: {
          count: 10,
        },
        target: {
          name: 'foo',
        },
        type: ActionType.CLICK,
      },
      date: jasmine.any(Number),
      type: RumEventType.ACTION,
      _oo: {
        action: {
          target: {
            selector: '#foo',
            width: 1,
            height: 2,
          },
          name_source: 'text_content',
          position: {
            x: 1,
            y: 2,
          },
        },
      },
    })
    expect(rawRumEvents[0].domainContext).toEqual({
      events: [event],
    })
  })

  it('should create action from custom action', () => {
    addAction({
      name: 'foo',
      startClocks: { relative: 1234 as RelativeTime, timeStamp: 123456789 as TimeStamp },
      type: ActionType.CUSTOM,
      context: { foo: 'bar' },
    })

    expect(rawRumEvents[0].startTime).toBe(1234 as RelativeTime)
    expect(rawRumEvents[0].rawRumEvent).toEqual({
      action: {
        id: jasmine.any(String),
        target: {
          name: 'foo',
        },
        type: ActionType.CUSTOM,
      },
      date: jasmine.any(Number),
      type: RumEventType.ACTION,
      context: { foo: 'bar' },
    })

    expect(rawRumEvents[0].domainContext).toEqual({ handlingStack: undefined })
  })
  it('should not set the loading time field of the action', () => {
    const event = createNewEvent('pointerup', { target: document.createElement('button') })
    lifeCycle.notify(LifeCycleEventType.AUTO_ACTION_COMPLETED, {
      counts: {
        errorCount: 0,
        longTaskCount: 0,
        resourceCount: 0,
      },
      duration: -10 as Duration,
      event,
      events: [event],
      frustrationTypes: [],
      id: 'aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee',
      name: 'foo',
      nameSource: ActionNameSource.TEXT_CONTENT,
      startClocks: { relative: 0 as RelativeTime, timeStamp: 0 as TimeStamp },
      type: ActionType.CLICK,
    })
    expect((rawRumEvents[0].rawRumEvent as RawRumActionEvent).action.loading_time).toBeUndefined()
  })

  it('should create action with handling stack', () => {
    addAction({
      name: 'foo',
      startClocks: { relative: 1234 as RelativeTime, timeStamp: 123456789 as TimeStamp },
      type: ActionType.CUSTOM,
      handlingStack: 'Error\n    at foo\n    at bar',
    })

    expect(rawRumEvents[0].domainContext).toEqual({
      handlingStack: 'Error\n    at foo\n    at bar',
    })
  })

  describe('assembly hook', () => {
    ;[RumEventType.RESOURCE, RumEventType.LONG_TASK, RumEventType.ERROR].forEach((eventType) => {
      it(`should add action properties on ${eventType} from the context`, () => {
        const actionId = '1'
        spyOn(actionContexts, 'findActionId').and.returnValue(actionId)
        const defaultRumEventAttributes = hooks.triggerHook(HookNames.Assemble, {
          eventType,
          startTime: 0 as RelativeTime,
        })

        expect(defaultRumEventAttributes).toEqual({ type: eventType, action: { id: actionId } })
      })
    })
    ;[RumEventType.VIEW, RumEventType.VITAL].forEach((eventType) => {
      it(`should not add action properties on ${eventType} from the context`, () => {
        const actionId = '1'
        spyOn(actionContexts, 'findActionId').and.returnValue(actionId)
        const defaultRumEventAttributes = hooks.triggerHook(HookNames.Assemble, {
          eventType,
          startTime: 0 as RelativeTime,
        })

        expect(defaultRumEventAttributes).toEqual(undefined)
      })
    })
  })

  describe('assemble telemetry hook', () => {
    it('should add action id', () => {
      const actionId = '1'
      spyOn(actionContexts, 'findActionId').and.returnValue(actionId)
      const telemetryEventAttributes = hooks.triggerHook(HookNames.AssembleTelemetry, {
        startTime: 0 as RelativeTime,
      }) as DefaultTelemetryEventAttributes

      expect(telemetryEventAttributes.action?.id).toEqual(actionId)
    })

    it('should not add action id if the action is not found', () => {
      spyOn(actionContexts, 'findActionId').and.returnValue(undefined)
      const telemetryEventAttributes = hooks.triggerHook(HookNames.AssembleTelemetry, {
        startTime: 0 as RelativeTime,
      }) as DefaultTelemetryEventAttributes

      expect(telemetryEventAttributes.action?.id).toBeUndefined()
    })
  })
})