package jxutils

import (
	"fmt"
	"math"
	"math/rand"
	"strings"
	"sync"
	"time"

	"git.rosy.net.cn/baseapi/platformapi/autonavi"
	"git.rosy.net.cn/baseapi/utils"
	"git.rosy.net.cn/baseapi/utils/routinepool"
	"git.rosy.net.cn/jx-callback/business/model"
	"git.rosy.net.cn/jx-callback/globals/api"
)

const (
	DefaultOrderCacheTimeout = 24 * time.Hour
)

var (
	routinePool *routinepool.Pool
)

type SyncMapWithTimeout struct {
	sync.Map
}

func init() {
	rand.Seed(time.Now().Unix())
	routinePool = routinepool.New(1000, 1000)
}

func (m *SyncMapWithTimeout) StoreWithTimeout(key, value interface{}, timeout time.Duration) {
	m.Map.Store(key, value)
	time.AfterFunc(timeout, func() {
		m.Delete(key)
	})
}

func (m *SyncMapWithTimeout) Store(key, value interface{}) {
	m.StoreWithTimeout(key, value, DefaultOrderCacheTimeout)
}

func GetJxStoreIDFromOrder(order *model.GoodsOrder) (retVal int) {
	if order.JxStoreID != 0 {
		return order.JxStoreID
	}
	return order.StoreID
}

func SplitUniversalOrderID(universalOrderID string) (orderID string, vendorID int) {
	index := strings.Index(universalOrderID, "|")
	if index != -1 {
		orderID = universalOrderID[:index]
		vendorID = int(utils.Str2Int64(universalOrderID[index:]))
	} else {
		// 800402581000221 jd order
		// 3022716176275221584 elm order
		orderIDLen := len(universalOrderID)
		if orderIDLen == len("800402581000221") {
			vendorID = model.VendorIDJD
		} else if orderIDLen == len("3022716176275221584") {
			vendorID = model.VendorIDELM
		} else {
			// globals.SugarLogger.Errorf("unkown order type:%v", universalOrderID)
			panic(fmt.Sprintf("unkown order type:%v", universalOrderID))
			vendorID = model.VendorIDUnknown
		}
		orderID = universalOrderID
	}
	return orderID, vendorID
}

func ComposeUniversalOrderID(orderID string, vendorID int) string {
	// return fmt.Sprintf("%s|%d", orderID, vendorID)
	return orderID // 当前用长度就能区分，先不加上vendorID
}

func GetUniversalOrderIDFromWaybill(bill *model.Waybill) string {
	return ComposeUniversalOrderID(bill.VendorOrderID, bill.OrderVendorID)
}

func GetUniversalOrderIDFromOrder(order *model.GoodsOrder) string {
	return ComposeUniversalOrderID(order.VendorOrderID, order.VendorID)
}

func GetUniversalOrderIDFromOrderStatus(status *model.OrderStatus) string {
	return ComposeUniversalOrderID(status.VendorOrderID, status.VendorID)
}

func GetRealTimeout(beginTime time.Time, timeout time.Duration, minTimeout time.Duration) time.Duration {
	retVal := beginTime.Add(timeout).Sub(time.Now())
	if retVal < minTimeout {
		retVal = minTimeout + time.Duration(rand.Int31n(5*1000))*time.Millisecond // 随机分布在5秒内这样写的原因是避免启动时加载订单，TIMER同一瞬间启动
	}
	return retVal
}

func EarthDistance(lat1, lng1, lat2, lng2 float64) float64 {
	radius := 6378.137
	rad := math.Pi / 180.0
	lat1 = lat1 * rad
	lng1 = lng1 * rad
	lat2 = lat2 * rad
	lng2 = lng2 * rad
	theta := lng2 - lng1
	dist := math.Acos(math.Sin(lat1)*math.Sin(lat2) + math.Cos(lat1)*math.Cos(lat2)*math.Cos(theta))
	return dist * radius
}

func StandardCoordinate2Int(value float64) int {
	return int(math.Round(value * 1000000))
}

func IntCoordinate2Standard(value int) float64 {
	return float64(value) / 1000000
}

func IntCoordinate2MarsStandard(gpsLng, gpsLat int, coordinateType int) (marsLng, marsLat float64, err error) {
	marsLng = IntCoordinate2Standard(gpsLng)
	marsLat = IntCoordinate2Standard(gpsLat)
	coordSys := ""
	switch coordinateType {
	case model.CoordinateTypeGPS:
		coordSys = autonavi.CoordSysGPS
	case model.CoordinateTypeMars:
		coordSys = autonavi.CoordSysAutonavi
	case model.CoordinateTypeBaiDu:
		coordSys = autonavi.CoordSysBaidu
	case model.CoordinateTypeMapbar:
		coordSys = autonavi.CoordSysMapbar
	default:
		panic(fmt.Sprintf("known coordinate type:%d", coordinateType))
	}
	return api.AutonaviAPI.CoordinateConvert(marsLng, marsLat, coordSys)
}

func IntPrice2Standard(value int64) float64 {
	return float64(value) / 100
}

func StandardPrice2Int(value float64) int64 {
	return int64(math.Round(value * 100))
}

func IntPrice2StandardString(value int64) string {
	return fmt.Sprintf("%.2f", IntPrice2Standard(value))
}

func CallMsgHandler(handler func(), primaryID string) {
	routinePool.CallFun(func() {
		handler()
	}, primaryID)
}

func CallMsgHandlerAsync(handler func(), primaryID string) {
	routinePool.CallFunAsync(func() {
		handler()
	}, primaryID)
}

func SplitSkuName(fullName string) (name string, unit string) {
	index := strings.Index(fullName, "/")
	if index >= 0 {
		return fullName[:index], fullName[index+1:]
	}
	return fullName, "份"
}