_ = require 'underscore-plus'
Thread = require '../../src/flux/models/thread'
FocusedContentStore = require '../../src/flux/stores/focused-content-store'
MarkThreadReadTask = require '../../src/flux/tasks/mark-thread-read'
Actions = require '../../src/flux/actions'

testThread = new Thread(id: '123')

describe "FocusedContentStore", ->
  describe "onFocusInCollection", ->
    it "should not trigger if the thread is already focused", ->
      FocusedContentStore._onFocus({collection: 'thread', item: testThread})
      spyOn(FocusedContentStore, 'trigger')
      FocusedContentStore._onFocus({collection: 'thread', item: testThread})
      expect(FocusedContentStore.trigger).not.toHaveBeenCalled()

    it "should not trigger if the focus is already null", ->
      FocusedContentStore._onFocus({collection: 'thread', item: null})
      spyOn(FocusedContentStore, 'trigger')
      FocusedContentStore._onFocus({collection: 'thread', item: null})
      expect(FocusedContentStore.trigger).not.toHaveBeenCalled()

    it "should trigger otherwise", ->
      FocusedContentStore._onFocus({collection: 'thread', item: null})
      spyOn(FocusedContentStore, 'trigger')
      FocusedContentStore._onFocus({collection: 'thread', item: testThread})
      expect(FocusedContentStore.trigger).toHaveBeenCalled()

    describe "when the thread is unread", ->
      beforeEach ->
        FocusedContentStore._onFocus({collection: 'thread', item: null})
        spyOn(testThread, 'isUnread').andCallFake -> true

      it "should queue a task to mark the thread as read", ->
        spyOn(Actions, 'queueTask')
        FocusedContentStore._onFocus({collection: 'thread', item: testThread})
        expect(Actions.queueTask).toHaveBeenCalled()
        expect(Actions.queueTask.mostRecentCall.args[0] instanceof MarkThreadReadTask).toBe(true)

  describe "threadId", ->
    it "should return the id of the focused thread", ->
      FocusedContentStore._onFocus({collection: 'thread', item: testThread})
      expect(FocusedContentStore.focusedId('thread')).toBe(testThread.id)

  describe "thread", ->
    it "should return the focused thread object", ->
      FocusedContentStore._onFocus({collection: 'thread', item: testThread})
      expect(FocusedContentStore.focused('thread')).toBe(testThread)