package com.pollex.pam.service;

import java.math.BigDecimal;
import java.util.List;
import java.util.Optional;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import com.pollex.pam.domain.Appointment;
import com.pollex.pam.domain.Consultant;
import com.pollex.pam.domain.Satisfaction;
import com.pollex.pam.repository.ConsultantRepository;
import com.pollex.pam.repository.CustomerRepository;
import com.pollex.pam.repository.SatisfactionRepository;
import com.pollex.pam.service.dto.SatisfactionCustomerCreateDTO;
import com.pollex.pam.service.dto.SatisfactionDTO;
import com.pollex.pam.service.mapper.AppointmentMapper;
import com.pollex.pam.service.mapper.SatisfactionDTOMapper;
import com.pollex.pam.service.mapper.SatisfactionMapper;

@Service
@Transactional
public class SatisfactionService {

	@Autowired
	SatisfactionRepository satisfactionRepository;

	@Autowired
	AppointmentMapper appointmentMapper;

	@Autowired
	SatisfactionDTOMapper satisfactionDTOMapper;

	@Autowired
	SatisfactionMapper satisfactionMapper;

	@Autowired
	CustomerRepository customerRepository;
	
	@Autowired
	ConsultantRepository consultantRepository;

	public Satisfaction createSatisfaction(Satisfaction satisfaction) {
		satisfaction = satisfactionRepository.save(satisfaction);
		setConsultantAvgScore(satisfaction);
		return satisfaction;
	}



	private void setConsultantAvgScore(Satisfaction satisfaction) {
		float avgScore = getAgentAvgScore(satisfaction);
		Consultant consultant = consultantRepository.findOneByAgentNo(satisfaction.getAgentNo())
				.get();
		consultant.setAvgScore(avgScore);
		consultantRepository.save(consultant);
	}



	private float getAgentAvgScore(Satisfaction satisfaction) {
		Float avgScore = satisfactionRepository.getAgentScoreAvg(satisfaction.getAgentNo());
		BigDecimal bigDecimal = new BigDecimal(avgScore);  
		return avgScore = bigDecimal.setScale(1,BigDecimal.ROUND_HALF_UP).floatValue();
	}
	 
	

	public Satisfaction createSatisfaction(Appointment appointment) {
		Satisfaction satisfaction = appointmentMapper.toSatisfaction(appointment);
		return createSatisfaction(satisfaction);
	}

	public Satisfaction createSatisfaction(SatisfactionCustomerCreateDTO createDTO) {
		// todo : 尚未標記已聯絡的預約單不該可以新增滿意度評分
		// todo : 非自己的預約單不該可以進行評分
		Satisfaction satisfaction = satisfactionDTOMapper.toSatisfaction(createDTO);
		return createSatisfaction(satisfaction);
	}

	public List<SatisfactionDTO> getByAgentNo(String agentNo) {
		List<Satisfaction> satisfactionList = satisfactionRepository.findByAgentNo(agentNo);
		return satisfactionMapper.toDTO(satisfactionList);
	}

	public List<SatisfactionDTO> getByCustomerId(Long customerDBId) {
		List<Satisfaction> satisfactionList = satisfactionRepository.findByCustomerId(customerDBId);
		return satisfactionMapper.toDTO(satisfactionList);
	}

    public Optional<Satisfaction> getByAppointmentId(Long appointmentId) {
        return satisfactionRepository.findOneByAppointmentId(appointmentId);
    }
}