package service

import (
	"errors"
	"github.com/go-xorm/xorm"
	"leit.com/leit_seat_aps/common"
	"leit.com/leit_seat_aps/db"
	"time"
)

// 定义包装模板
type BL_Package struct {
	PackTmplId   string
	PlanQty      int
	Paktmpltab   db.Jit_packtemplate
	SgDict       map[string]int // 用于存储供应组的数量
	OemseqCount  int
	Oemseqordict map[int]int // 待包装的oemSEQ
}

// 包装订单
type BL_PackOrder struct {
	PackorderId  string // 包装单号
	PackTmplId   string // 包装模板
	PlanQty      int    // 包装计划数量
	FillQty      int    // 已填充数量
	OemseqCount  int
	SeqCount     int         // 计划排序单（基于Oem订单）数量
	Oemseqordict map[int]int // 已包装的oemSEQ
	Pkotab       db.Jit_packorder
}

// 可选包装单
type BL_OptionalPackOrder struct {
	PackorderId string
	Pos         int                      // 包装单选中位置号
	Seq         int                      // 人工指定顺序
	Pkotab      db.Jit_packorder         // 可选包装单
	Pkoitemtab  db.Jit_packorder_itemlst // 可选包装单匹配子项
}

// 获取包装单模板中的序数
func (bl_pak *BL_Package) GetSeqCount() (count int) {
	var (
		i       int
		seqdict map[int]int
	)

	// 基于包装模板对应的序数更新包装单的序数
	seqdict = make(map[int]int)
	for i = 0; i < len(bl_pak.Paktmpltab.Itemlst); i++ {
		seqdict[bl_pak.Paktmpltab.Itemlst[i].Seq] = bl_pak.Paktmpltab.Itemlst[i].Seq
	}
	count = len(seqdict)

	return
}

// 获取包装单中的已填充生产订单的OEMSEQ列表
func (bl_po *BL_PackOrder) GetFilledOemseqList() (oemseqlist []int) {
	var (
		i, oemseq  int
		oemseqdict map[int]int
	)

	// 基于包装模板对应的序数更新包装单的序数
	oemseqdict = make(map[int]int)
	oemseqlist = []int{}

	for i = 0; i < len(bl_po.Pkotab.Itemlst); i++ {
		if bl_po.Pkotab.Itemlst[i].Status >= common.PKO_STATUS_RELEASED && bl_po.Pkotab.Itemlst[i].Oemseq > 0 {
			oemseqdict[common.ValueToInt(bl_po.Pkotab.Itemlst[i].Oemseq, 0)] = common.ValueToInt(bl_po.Pkotab.Itemlst[i].Oemseq, 0)
		}
	}

	for _, oemseq = range oemseqdict {
		oemseqlist = append(oemseqlist, oemseq)
	}

	return
}

// 获取包装单已填充数
func (bl_po *BL_PackOrder) GetFilledItemQty() (filledqty int) {
	var i int

	filledqty = 0
	for i = 0; i < len(bl_po.Pkotab.Itemlst); i++ {
		if bl_po.Pkotab.Itemlst[i].Status >= common.PKO_STATUS_RELEASED && bl_po.Pkotab.Itemlst[i].Oemseq > 0 {
			filledqty = filledqty + 1
		}
	}

	return
}

// 获取包装单中的的供应组列表
func (bl_po *BL_PackOrder) GetSupplygroupList() (sglist []string) {
	var (
		i      int
		sgid   string
		sgdict map[string]string
	)

	// 基于包装模板对应的序数更新包装单的序数
	sgdict = make(map[string]string)
	sglist = []string{}

	for i = 0; i < len(bl_po.Pkotab.Itemlst); i++ {
		sgdict[bl_po.Pkotab.Itemlst[i].Supplygroupid] = bl_po.Pkotab.Itemlst[i].Supplygroupid
	}

	for _, sgid = range sgdict {
		sglist = append(sglist, sgid)
	}

	return
}

// 基于实际填充内容计算填充的状态
func (bl_po *BL_PackOrder) RefreshFillStatus() (err error) {
	var (
		i       int
		seqdict map[int]int
	)

	// 遍历包装单已包装内容
	seqdict = make(map[int]int)
	bl_po.Oemseqordict = make(map[int]int)
	bl_po.FillQty = 0
	for i = 0; i < len(bl_po.Pkotab.Itemlst); i++ {
		seqdict[bl_po.Pkotab.Itemlst[i].Seq] = bl_po.Pkotab.Itemlst[i].Seq
		if bl_po.Pkotab.Itemlst[i].Status >= common.PKO_STATUS_RELEASED && bl_po.Pkotab.Itemlst[i].Oemseq > 0 {
			bl_po.Oemseqordict[common.ValueToInt(bl_po.Pkotab.Itemlst[i].Oemseq,0)] = bl_po.Pkotab.Itemlst[i].Seq
			bl_po.FillQty = bl_po.FillQty + 1
		}
	}
	bl_po.SeqCount = len(seqdict)
	bl_po.OemseqCount = len(bl_po.Oemseqordict)

	return
}

// 基于待填充内容计算填充的状态
func (bl_paktmp *BL_Package) RefreshFillStatus() (err error) {
	var (
		i int
	)

	// 遍历包装单待包装内容
	bl_paktmp.Oemseqordict = make(map[int]int)
	for i = 0; i < len(bl_paktmp.Paktmpltab.Itemlst); i++ {
		bl_paktmp.Oemseqordict[bl_paktmp.Paktmpltab.Itemlst[i].Seq] = bl_paktmp.Paktmpltab.Itemlst[i].Seq
	}
	bl_paktmp.OemseqCount = len(bl_paktmp.Oemseqordict)

	return
}

// 判断非满包填充的包装单是否具备下达条件
func (bl_po *BL_PackOrder) IsUnfullfillPackorderReleasable(session *xorm.Session, cop *CalloffProject) (canrel bool, err error) {
	var (
		wotab      db.Pln_workorder
		wotablst   []db.Pln_workorder
		oemseqlist []int
		sglist     []string
		i          int
	)

	canrel = false
	if err = bl_po.RefreshFillStatus(); err != nil {
		return
	}
	// 检查包装项填充序数是否已达成，如果达成，则查找关联客户订单确认是否其所有待包装的生产订单已包装
	if bl_po.SeqCount > len(bl_po.Oemseqordict) {
		return
	}
	// 获取包装单中序号对应OEMSEQ列表以及供应组列表
	oemseqlist = bl_po.GetFilledOemseqList()
	sglist = bl_po.GetSupplygroupList()
	wotab = db.Pln_workorder{}
	if wotablst, err = wotab.GetListByOemseqAndSupplygroup(session, cop.Projectid, oemseqlist, sglist); err != nil {
		return
	}
	// 是否所有生产订单都已完成包装，是则关闭当前包装
	canrel = true
	for i = 0; i < len(wotablst); i++ {
		if wotablst[i].Packstatus <= 0 {
			canrel = false
			break
		}
	}

	return
}

// 将生产订单添加到开口包装指定checkseq的位置，如果包装项都已填满，则释放包装
func (bl_pakord *BL_PackOrder) AddWorkOrder(session *xorm.Session, wotab db.Pln_workorder, cs int) (success bool, err error) {
	var (
		pakordtab db.Jit_packorder
		i         int
	)

	// 获取包装单完整数据，检查包装单状态是否满足
	pakordtab = db.Jit_packorder{Finr: db.G_FINR, Packorderid: bl_pakord.PackorderId}
	if bl_pakord.Pkotab, err = pakordtab.SelectOneBySession(session); err != nil {
		return
	}

	// 遍历包装单子项，基于Pos找到适配的子项
	success = false
	for i = 0; i < len(bl_pakord.Pkotab.Itemlst); i++ {
		if bl_pakord.Pkotab.Itemlst[i].Seq == cs && bl_pakord.Pkotab.Itemlst[i].Supplygroupid == wotab.Supplygroupid {
			// 更新包装子项的计划包装信息
			bl_pakord.Pkotab.Itemlst[i].Status = common.PKO_STATUS_RELEASED
			bl_pakord.Pkotab.Itemlst[i].Workordernr = wotab.Workordernr
			bl_pakord.Pkotab.Itemlst[i].Oemseq = wotab.Oemseq
			bl_pakord.Pkotab.Itemlst[i].Lastmodif = common.Date(time.Now().Unix(), "YYYYMMDDHHmmss")
			if !bl_pakord.Pkotab.Itemlst[i].UpdateBySession(session) {
				err = errors.New("Failed to update jit_packorder_itemlst!")
				return
			}

			// 更新生产订单的包装状态
			wotab.Packstatus = 1
			wotab.Lastmodif = common.Date(time.Now().Unix(), "YYYYMMDDHHmmss")
			if err = wotab.UpdateFields(session, "packstatus, lastmodif"); err != nil {
				err = errors.New("Failed to update pln_workorder!")
				return
			}

			success = true
			break
		}
	}

	return
}

// 下达包装单
func (bl_po *BL_PackOrder) Release(session *xorm.Session, relqty int) (err error) {
	var (
		//i         int
		bl_ordmsg BL_Ordmsg
	)

	if bl_po.Pkotab.Status < common.PKO_STATUS_RELEASED {
		// 遍历子项查将未填充的OEMSEQ清空
		/**
		for i = 0; i < len(bl_po.Pkotab.Itemlst); i++ {
			if bl_po.Pkotab.Itemlst[i].Status < common.PKO_STATUS_RELEASED {
				bl_po.Pkotab.Itemlst[i].Oemseq 	= 0
				//bl_po.Pkotab.Itemlst[i].Seq 	= 0
				bl_po.Pkotab.Itemlst[i].Lastmodif 	= common.Date(time.Now().Unix(), "YYYYMMDDHHmmss")
				if err = bl_po.Pkotab.Itemlst[i].UpdateFields(session, "oemseq, lastmodif"); err != nil {
					err = errors.New(fmt.Sprintf("无法更新包装单项，原因是%v",err))
					return
				}
			}
		}**/
		// 更新包装单头
		bl_po.Pkotab.Actqty = relqty
		bl_po.Pkotab.Status = common.PKO_STATUS_RELEASED
		bl_po.Pkotab.Lastmodif = common.Date(time.Now().Unix(), "YYYYMMDDHHmmss")
		if err = bl_po.Pkotab.UpdateFields(session, "status, actqty, lastmodif"); err != nil {
			return
		}

		// 创建包装单消息
		bl_ordmsg = BL_Ordmsg{MsgType: common.MSG_TYPE_PACK, MsgObjid: bl_po.Pkotab.Packorderid, MsgEvent: common.MSG_EVENT_PRINT}
		if err = bl_ordmsg.Create(session); err != nil {
			return
		}
	}

	return
}