package items

import (
	"go_dreamfactory/comm"
	"go_dreamfactory/modules"
	"go_dreamfactory/pb"

	"go_dreamfactory/lego/base"
	"go_dreamfactory/lego/core"
	"go_dreamfactory/lego/sys/event"
)

/*
模块名:Pack
描述:背包系统模块
开发:李伟
*/
func NewModule() core.IModule {
	m := new(Items)
	return m
}

type Items struct {
	modules.ModuleBase
	service    base.IRPCXService
	privilege  comm.IPrivilege
	api        *apiComp
	modelItems *ModelItemsComp
	configure  *ConfigureComp
}

//模块名称
func (this *Items) GetType() core.M_Modules {
	return comm.ModuleItems
}

//模块初始化接口 注册用户创建角色事件
func (this *Items) Init(service core.IService, module core.IModule, options core.IModuleOptions) (err error) {
	err = this.ModuleBase.Init(service, module, options)
	this.service = service.(base.IRPCXService)
	return
}

//模块启动
func (this *Items) Start() (err error) {
	err = this.ModuleBase.Start()
	var module core.IModule
	if module, err = this.service.GetModule(comm.ModulePrivilege); err != nil {
		return
	}
	this.privilege = module.(comm.IPrivilege)
	event.RegisterGO(comm.EventUserOffline, this.EventUserOffline)
	return
}

//装备组件
func (this *Items) OnInstallComp() {
	this.ModuleBase.OnInstallComp()
	this.api = this.RegisterComp(new(apiComp)).(*apiComp)
	this.modelItems = this.RegisterComp(new(ModelItemsComp)).(*ModelItemsComp)
	this.configure = this.RegisterComp(new(ConfigureComp)).(*ConfigureComp)
}

//Event------------------------------------------------------------------------------------------------------------
func (this *Items) EventUserOffline(session comm.IUserSession) {
	err := this.modelItems.BatchDelLists(session.GetUserId())
	this.Debugf("EventUserOffline:%s err:%v", session, err)
}

//IItems-------------------------------------------------------------------------------------------------------------------------------
///查询用户背包物品数量
func (this *Items) QueryItemAmount(uId string, itemid string) (amount uint32) {
	defer this.Debugf("获取物品 uId:%s itemid:%s addnum:%d ", uId, itemid, amount)
	amount = 0
	if result := this.modelItems.QueryUserPackItemsAmount(uId, itemid); result != nil && len(result) > 0 {
		return result[itemid]
	}
	return
}

///查询用户背包多个物品数量
func (this *Items) QueryItemsAmount(uId string, itemid ...string) (result map[string]uint32) {
	result = this.modelItems.QueryUserPackItemsAmount(uId, itemid...)
	return
}

func (this *Items) AddItemforGrid(session comm.IUserSession, gridid string, addnum int32, bPush bool) (code pb.ErrorCode) {
	var (
		err    error
		change []*pb.DB_UserItemData
	)
	defer this.Debugf("给用户添加物品 uId:%s gridid:%d addnum:%d issucc:%v", session.GetUserId(), gridid, addnum, err == nil)
	if change, err = this.modelItems.AddItemToUserPackByGrid(session.GetUserId(), gridid, addnum); err != nil {
		this.Errorf("给用户添加物品 uId:%s gridid:%d addnum:%d err:%v", session.GetUserId(), gridid, addnum, err)
		if err == ItemNotEnoughError {
			code = pb.ErrorCode_ItemsNoEnough
		} else if err == PackGridNumUpper {
			code = pb.ErrorCode_ItemsGridNumUpper
		} else {
			code = pb.ErrorCode_Unknown
		}
		return
	}
	if bPush {
		this.itemsChangePush(session, change) //推送道具背包变化
	}

	return
}

///添加单个物品到背包 (可以加物品和减物品)
func (this *Items) AddItem(session comm.IUserSession, itemid string, addnum int32, bPush bool) (code pb.ErrorCode) {
	var (
		err    error
		change []*pb.DB_UserItemData
	)
	defer this.Debugf("给用户添加物品 uId:%s itemid:%d addnum:%d issucc:%v", session.GetUserId(), itemid, addnum, err == nil)
	if change, err = this.modelItems.AddItemToUserPack(session.GetUserId(), itemid, addnum); err != nil {
		this.Errorf("给用户添加物品 uId:%s itemid:%d addnum:%d err:%v", session.GetUserId(), itemid, addnum, err)
		if err == ItemNotEnoughError {
			code = pb.ErrorCode_ItemsNoEnough
		} else if err == PackGridNumUpper {
			code = pb.ErrorCode_ItemsGridNumUpper
		} else {
			code = pb.ErrorCode_Unknown
		}
		return
	}
	if bPush {
		this.itemsChangePush(session, change) //推送道具背包变化
	}

	return
}

///添加多个物品到背包 (可以加物品和减物品)
func (this *Items) AddItems(session comm.IUserSession, items map[string]int32, bPush bool) (change []*pb.DB_UserItemData, code pb.ErrorCode) {
	var (
		err error
	)

	defer this.Debugf("给用户添加物品 uId:%s items:%v items:%v", session.GetUserId(), items, err == nil)
	if change, err = this.modelItems.AddItemsToUserPack(session.GetUserId(), items); err != nil {
		this.Errorf("给用户添加物品 uId:%s items:%v err:%v", session.GetUserId(), items, err)
		if err == ItemNotEnoughError {
			code = pb.ErrorCode_ItemsNoEnough
		} else if err == PackGridNumUpper {
			code = pb.ErrorCode_ItemsGridNumUpper
		} else {
			code = pb.ErrorCode_Unknown
		}
		return
	}
	if len(change) > 0 && bPush {
		this.itemsChangePush(session, change) //推送道具背包变化
	}
	return
}

//清理背包
func (this *Items) CleanItems(session comm.IUserSession) (code pb.ErrorCode) {
	var (
		err   error
		itmes []*pb.DB_UserItemData
	)
	if itmes, err = this.modelItems.QueryUserPack(session.GetUserId()); err != nil {
		this.Errorf("err:%v", err)
		return
	}
	for _, v := range itmes {
		v.Amount = 0
	}
	this.modelItems.DeleteUserPack(session.GetUserId(), itmes...)
	this.itemsChangePush(session, itmes) //推送道具背包变化
	return
}

//购买门票道具
func (this *Items) BuyUnifiedTicket(session comm.IUserSession, buynum int32) (code pb.ErrorCode) {
	_, code = this.modelItems.buyTicket(session, buynum)
	return
}

//Evens--------------------------------------------------------------------------------------------------------------------------------
//推送道具变化消息
func (this *Items) itemsChangePush(session comm.IUserSession, items []*pb.DB_UserItemData) (err error) {

	session.SendMsg(string(this.GetType()), "change", &pb.ItemsChangePush{Grids: items})
	return
}