package encounter

import (
	"fmt"
	"net/http"
	e "simrs-vx/internal/domain/main-entities/encounter"
	ere "simrs-vx/internal/domain/references/encounter"

	d "github.com/karincake/dodol"
	rw "github.com/karincake/risoles"
)

const dataValidationFail = "data-validation-fail"

func validateRequestCheckout(w http.ResponseWriter, i e.DischargeDto) (valid bool) {
	switch *i.Discharge_Method_Code {
	case ere.DMCDeath:
		if i.DeathCause == nil {
			rw.DataResponse(w, nil, d.FieldError{
				Code:    dataValidationFail,
				Message: "deathCause required if discharge_method_code is death",
			})
			return
		}
	case ere.DMCConsulPoly, ere.DMCConsulExecutive:
		if i.InternalReferences == nil {
			rw.DataResponse(w, nil, d.FieldError{
				Code:    dataValidationFail,
				Message: fmt.Sprintf("internalReferences required if discharge_method_code is %s", *i.Discharge_Method_Code),
			})
			return
		}

		for _, v := range *i.InternalReferences {
			if v.Unit_Id == nil {
				rw.DataResponse(w, nil, d.FieldError{
					Code:    dataValidationFail,
					Message: "internalReferences.unit_id required",
				})
				return
			}

			if v.Doctor_Id == nil {
				rw.DataResponse(w, nil, d.FieldError{
					Code:    dataValidationFail,
					Message: "internalReferences.doctor_id required",
				})
				return
			}
		}
	}
	return true
}

func validateRequestCheckIn(w http.ResponseWriter, i e.CheckinDto) (valid bool) {
	if i.Responsible_Doctor_Id == nil {
		rw.DataResponse(w, nil, d.FieldError{
			Code:    dataValidationFail,
			Message: "responsible_doctor_id required",
		})
		return
	}

	return true
}

func validateRequestCreate(w http.ResponseWriter, i e.CreateDto) (valid bool) {
	switch {
	case i.Class_Code == ere.ECAmbulatory:
		// field allocatedVisitCount required if ambulatory visitMode_Code is adm
		if ere.AmbulatoryClassCode(*i.SubClass_Code) == ere.ACCRehab && *i.VisitMode_Code == ere.VMCAdm {
			if *i.AllocatedVisitCount == 0 {
				rw.DataResponse(w, nil, d.FieldError{
					Code:    dataValidationFail,
					Message: "allocatedVisitCount required",
				})
				return
			}
		}
	}

	return true
}