package scene

import (
	"errors"
	"testing"

	"github.com/stashapp/stash/pkg/manager/jsonschema"
	"github.com/stashapp/stash/pkg/models"
	"github.com/stashapp/stash/pkg/models/mocks"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/mock"
)

const (
	seconds      = "5"
	secondsFloat = 5.0
	errSceneID   = 999
)

func TestMarkerImporterName(t *testing.T) {
	i := MarkerImporter{
		Input: jsonschema.SceneMarker{
			Title:   title,
			Seconds: seconds,
		},
	}

	assert.Equal(t, title+" (5)", i.Name())
}

func TestMarkerImporterPreImportWithTag(t *testing.T) {
	tagReaderWriter := &mocks.TagReaderWriter{}

	i := MarkerImporter{
		TagWriter:           tagReaderWriter,
		MissingRefBehaviour: models.ImportMissingRefEnumFail,
		Input: jsonschema.SceneMarker{
			PrimaryTag: existingTagName,
		},
	}

	tagReaderWriter.On("FindByNames", []string{existingTagName}, false).Return([]*models.Tag{
		{
			ID:   existingTagID,
			Name: existingTagName,
		},
	}, nil).Times(4)
	tagReaderWriter.On("FindByNames", []string{existingTagErr}, false).Return(nil, errors.New("FindByNames error")).Times(2)

	err := i.PreImport()
	assert.Nil(t, err)
	assert.Equal(t, existingTagID, i.marker.PrimaryTagID)

	i.Input.PrimaryTag = existingTagErr
	err = i.PreImport()
	assert.NotNil(t, err)

	i.Input.PrimaryTag = existingTagName
	i.Input.Tags = []string{
		existingTagName,
	}
	err = i.PreImport()
	assert.Nil(t, err)
	assert.Equal(t, existingTagID, i.tags[0].ID)

	i.Input.Tags[0] = existingTagErr
	err = i.PreImport()
	assert.NotNil(t, err)

	tagReaderWriter.AssertExpectations(t)
}

func TestMarkerImporterPostImportUpdateTags(t *testing.T) {
	sceneMarkerReaderWriter := &mocks.SceneMarkerReaderWriter{}

	i := MarkerImporter{
		ReaderWriter: sceneMarkerReaderWriter,
		tags: []*models.Tag{
			{
				ID: existingTagID,
			},
		},
	}

	updateErr := errors.New("UpdateTags error")

	sceneMarkerReaderWriter.On("UpdateTags", sceneID, []int{existingTagID}).Return(nil).Once()
	sceneMarkerReaderWriter.On("UpdateTags", errTagsID, mock.AnythingOfType("[]int")).Return(updateErr).Once()

	err := i.PostImport(sceneID)
	assert.Nil(t, err)

	err = i.PostImport(errTagsID)
	assert.NotNil(t, err)

	sceneMarkerReaderWriter.AssertExpectations(t)
}

func TestMarkerImporterFindExistingID(t *testing.T) {
	readerWriter := &mocks.SceneMarkerReaderWriter{}

	i := MarkerImporter{
		ReaderWriter: readerWriter,
		SceneID:      sceneID,
		marker: models.SceneMarker{
			Seconds: secondsFloat,
		},
	}

	expectedErr := errors.New("FindBy* error")
	readerWriter.On("FindBySceneID", sceneID).Return([]*models.SceneMarker{
		{
			ID:      existingSceneID,
			Seconds: secondsFloat,
		},
	}, nil).Times(2)
	readerWriter.On("FindBySceneID", errSceneID).Return(nil, expectedErr).Once()

	id, err := i.FindExistingID()
	assert.Equal(t, existingSceneID, *id)
	assert.Nil(t, err)

	i.marker.Seconds++
	id, err = i.FindExistingID()
	assert.Nil(t, id)
	assert.Nil(t, err)

	i.SceneID = errSceneID
	id, err = i.FindExistingID()
	assert.Nil(t, id)
	assert.NotNil(t, err)

	readerWriter.AssertExpectations(t)
}

func TestMarkerImporterCreate(t *testing.T) {
	readerWriter := &mocks.SceneMarkerReaderWriter{}

	scene := models.SceneMarker{
		Title: title,
	}

	sceneErr := models.SceneMarker{
		Title: sceneNameErr,
	}

	i := MarkerImporter{
		ReaderWriter: readerWriter,
		marker:       scene,
	}

	errCreate := errors.New("Create error")
	readerWriter.On("Create", scene).Return(&models.SceneMarker{
		ID: sceneID,
	}, nil).Once()
	readerWriter.On("Create", sceneErr).Return(nil, errCreate).Once()

	id, err := i.Create()
	assert.Equal(t, sceneID, *id)
	assert.Nil(t, err)

	i.marker = sceneErr
	id, err = i.Create()
	assert.Nil(t, id)
	assert.NotNil(t, err)

	readerWriter.AssertExpectations(t)
}

func TestMarkerImporterUpdate(t *testing.T) {
	readerWriter := &mocks.SceneMarkerReaderWriter{}

	scene := models.SceneMarker{
		Title: title,
	}

	sceneErr := models.SceneMarker{
		Title: sceneNameErr,
	}

	i := MarkerImporter{
		ReaderWriter: readerWriter,
		marker:       scene,
	}

	errUpdate := errors.New("Update error")

	// id needs to be set for the mock input
	scene.ID = sceneID
	readerWriter.On("Update", scene).Return(nil, nil).Once()

	err := i.Update(sceneID)
	assert.Nil(t, err)

	i.marker = sceneErr

	// need to set id separately
	sceneErr.ID = errImageID
	readerWriter.On("Update", sceneErr).Return(nil, errUpdate).Once()

	err = i.Update(errImageID)
	assert.NotNil(t, err)

	readerWriter.AssertExpectations(t)
}