package messenger

import (
	"context"
	"errors"
	"fmt"

	"github.com/SamuelTariku/FortuneBet-Backend/internal/domain"
	afro "github.com/amanuelabay/afrosms-go"
	"github.com/twilio/twilio-go"
	twilioApi "github.com/twilio/twilio-go/rest/api/v2010"
)

var (
	ErrSMSProviderNotFound = errors.New("SMS Provider Not Found")
)

// If the company id is valid, it is a company based notification else its a global notification (by the super admin)
func (s *Service) SendSMS(ctx context.Context, receiverPhone, message string, companyID domain.ValidInt64) error {

	var settingsList domain.SettingList
	var err error

	if companyID.Valid {
		settingsList, err = s.settingSvc.GetOverrideSettingsList(ctx, companyID.Value)
		if err != nil {
			// TODO: Send a log about the error
			return err
		}
	} else {
		settingsList, err = s.settingSvc.GetGlobalSettingList(ctx)
		if err != nil {
			// TODO: Send a log about the error
			return err
		}
	}

	switch settingsList.SMSProvider {
	case domain.AfroMessage:
		return s.SendAfroMessageSMS(ctx, receiverPhone, message)
	case domain.TwilioSms:
		return s.SendTwilioSMS(ctx, receiverPhone, message)
	default:
		return ErrSMSProviderNotFound
	}
}

func (s *Service) SendAfroMessageSMS(ctx context.Context, receiverPhone, message string) error {
	apiKey := s.config.AFRO_SMS_API_KEY
	senderName := s.config.AFRO_SMS_SENDER_NAME
	hostURL := s.config.ADRO_SMS_HOST_URL
	endpoint := "/api/send"

	// API endpoint has been updated
	// TODO: no need for package for the afro message operations (pretty simple stuff)
	request := afro.GetRequest(apiKey, endpoint, hostURL)
	request.BaseURL = "https://api.afromessage.com/api/send"

	request.Method = "GET"
	request.Sender(senderName)
	request.To(receiverPhone, message)

	response, err := afro.MakeRequestWithContext(ctx, request)
	if err != nil {
		return err
	}

	if response["acknowledge"] == "success" {
		return nil
	} else {
		fmt.Println(response["response"].(map[string]interface{}))
		return errors.New("SMS delivery failed")
	}
}

func (s *Service) SendTwilioSMS(ctx context.Context, receiverPhone, message string) error {
	accountSid := s.config.TwilioAccountSid
	authToken := s.config.TwilioAuthToken
	senderPhone := s.config.TwilioSenderPhoneNumber

	client := twilio.NewRestClientWithParams(twilio.ClientParams{
		Username: accountSid,
		Password: authToken,
	})

	params := &twilioApi.CreateMessageParams{}
	params.SetTo(receiverPhone)
	params.SetFrom(senderPhone)
	params.SetBody(message)

	_, err := client.Api.CreateMessage(params)
	if err != nil {
		return fmt.Errorf("%s", "Error sending SMS message: %s"+err.Error())
	}

	return nil
}