package benefactoraddressvalidator

import (
	"context"
	"errors"
	"testing"

	addressparam "git.gocasts.ir/ebhomengo/niki/param/benefactor/address"
	benefactorparam "git.gocasts.ir/ebhomengo/niki/param/benefactor/benefactor"
	errmsg "git.gocasts.ir/ebhomengo/niki/pkg/err_msg"
	"github.com/stretchr/testify/assert"
)

func TestValidator_ValidateAddAddress(t *testing.T) {
	mockBenefactorSvc := NewMockBenefactorSvc(t)
	mockRepository := NewMockRepository(t)
	validator := New(mockBenefactorSvc, mockRepository)
	ctx := context.Background()

	t.Run("Successful validation", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.NoError(t, err)
		assert.Nil(t, fieldErrors)
	})

	t.Run("Empty benefactor id", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 0,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Contains(t, fieldErrors, "BenefactorID")
	})

	t.Run("Benefactor does not exist", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: false}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Equal(t, errmsg.ErrorMsgBenefactorNotFound, fieldErrors["BenefactorID"])
	})

	t.Run("Benefactor exist error", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: false}, errors.New("service error")).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Equal(t, errmsg.ErrorMsgSomethingWentWrong, fieldErrors["BenefactorID"])
	})

	t.Run("Empty city id", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       0,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Contains(t, fieldErrors, "city_id")
	})

	t.Run("City does not exist", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(false, nil).Once()
		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Equal(t, errmsg.ErrorMsgNotFound, fieldErrors["city_id"])
	})

	t.Run("City exist error", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(false, errors.New("repository error")).Once()
		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Equal(t, errmsg.ErrorMsgSomethingWentWrong, fieldErrors["city_id"])
	})

	t.Run("Empty address", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Contains(t, fieldErrors, "address")
	})

	t.Run("Empty lat", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Contains(t, fieldErrors, "lat")
	})

	t.Run("Empty lon", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Contains(t, fieldErrors, "lon")
	})

	t.Run("Empty name", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "",
			PostalCode:   "1234567890",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Contains(t, fieldErrors, "name")
	})

	t.Run("Empty postal code", func(t *testing.T) {
		req := addressparam.BenefactorAddAddressRequest{
			Address:      "tehran",
			BenefactorID: 1,
			Lon:          45.0,
			Lat:          90.0,
			Name:         "Test Name",
			PostalCode:   "",
			CityID:       1,
		}

		mockBenefactorSvc.EXPECT().BenefactorExistByID(ctx, benefactorparam.BenefactorExistByIDRequest{ID: 1}).
			Return(benefactorparam.BenefactorExistByIDResponse{Existed: true}, nil).Once()
		mockRepository.EXPECT().IsExistCityByID(ctx, uint(1)).
			Return(true, nil).Once()

		fieldErrors, err := validator.ValidateAddAddress(ctx, req)

		assert.Error(t, err)
		assert.NotNil(t, fieldErrors)
		assert.Contains(t, fieldErrors, "postal_code")
	})
}