package transabsensi

import (
	"log"
	"strconv"

	"com.sismedika.com.absensi/graph/model"
	db "com.sismedika.com.absensi/pkg/database"
)

// diambil dari graph/model/struct nya TransAbsensiResponse
type TransAbsensiCheckDistanceResponse model.TransAbsensiCheckDistanceResponse

func (transabsensi *TransAbsensiCheckDistanceResponse) CheckDistance(M_StaffID string, M_CompanyID string, CurrentLatitude string, CurrentLongitude string) (*model.TransAbsensiCheckDistanceResponse, error) {
	// inisialisasi
	var err error
	var ret model.TransAbsensiCheckDistanceResponse
	var rMaxDistance int
	var rCurrentDistance float64
	var rMCompanyLongitude string
	var rMCompanyLatitude string
	var statusCheck string

	q := `SELECT
	M_CompanyLatitude,
	M_CompanyLongitude,
	M_CompanyMaxDistance
	FROM m_company
	WHERE M_CompanyIsActive = 'Y'
	AND M_CompanyID = ?`

	row := db.Handle.QueryRow(
		q,
		M_CompanyID)
	db.LogSQL(q)
	err = row.Scan(
		&rMCompanyLatitude,
		&rMCompanyLongitude,
		&rMaxDistance,
	)

	if err != nil {
		log.Printf("Error m_company select max distance: %v", err)
		log.Printf("Executing query: %s\n", q)
		return nil, err
	}

	// get distance
	qCurrentDistance := `SELECT distance_v2(?, ?, ?, ?)`

	rowxCurrentDistance := db.Handle.QueryRow(
		qCurrentDistance,
		CurrentLatitude,
		CurrentLongitude,
		rMCompanyLatitude,
		rMCompanyLongitude,
	)
	db.LogSQL(qCurrentDistance)
	err = rowxCurrentDistance.Scan(
		&rCurrentDistance,
	)

	if err != nil {
		log.Printf("Error m_staff select: %v", err)
		log.Printf("Executing query: %s\n", qCurrentDistance)
		return nil, err
	}

	// check distance
	qCheckDistance := `SELECT IF(distance_v2(?, ?, ?, ?) < ?, 'range', 'not range') AS distance_status`

	rowx := db.Handle.QueryRow(
		qCheckDistance,
		CurrentLatitude,
		CurrentLongitude,
		rMCompanyLatitude,
		rMCompanyLongitude,
		rMaxDistance,
	)
	db.LogSQL(qCheckDistance)
	err = rowx.Scan(
		&statusCheck,
	)

	if err != nil {
		log.Printf("Error m_staff select: %v", err)
		log.Printf("Executing query: %s\n", qCheckDistance)
		return nil, err
	}

	if statusCheck == "range" {
		// buat di set isi nya kosong dulu
		ret.Status = new(string)
		ret.Message = new(string)
		ret.Selfie = new(string)
		ret.CurrentDistance = new(string)
		ret.MaxDistance = new(string)
		ret.Unit = new(string)

		// di set kan langsung dengan * atau pointer
		*ret.Status = "OK"
		*ret.Selfie = "FALSE"
		*ret.Unit = "m"
		*ret.CurrentDistance = strconv.FormatFloat(rCurrentDistance, 'f', -1, 64)
		*ret.MaxDistance = strconv.Itoa(rMaxDistance)
		*ret.Message = "Masih dalam jarak absensi"
	}

	if statusCheck != "range" {
		// buat di set isi nya kosong dulu
		ret.Status = new(string)
		ret.Message = new(string)
		ret.Selfie = new(string)
		ret.CurrentDistance = new(string)
		ret.MaxDistance = new(string)
		ret.Unit = new(string)

		// di set kan langsung dengan * atau pointer
		*ret.Status = "OK"
		*ret.Selfie = "TRUE"
		*ret.Unit = "m"
		*ret.CurrentDistance = strconv.FormatFloat(rCurrentDistance, 'f', -1, 64)
		*ret.MaxDistance = strconv.Itoa(rMaxDistance)
		*ret.Message = "Max Distance : " + strconv.Itoa(rMaxDistance) + " meter. Current Distance: " + strconv.FormatFloat(rCurrentDistance, 'f', -1, 64) + ". Jauh dari area absensi, perlu foto selfie"
	}

	// hasil return nya
	return &ret, err
}