diff --git a/modules/mail/api_comp.go b/modules/mail/api_comp.go
index 5221d3806..fc7b07173 100644
--- a/modules/mail/api_comp.go
+++ b/modules/mail/api_comp.go
@@ -6,6 +6,7 @@ import (
 	"go_dreamfactory/modules"
 	"go_dreamfactory/pb"
 	"go_dreamfactory/sys/cache"
+	"go_dreamfactory/sys/db"
 
 	"github.com/liwei1dao/lego/core"
 	"github.com/liwei1dao/lego/sys/log"
@@ -33,7 +34,7 @@ func (this *Api_Comp) Init(service core.IService, module core.IModule, comp core
 	return
 }
 
-func (this *Api_Comp) QueryUserMailReq(ctx context.Context, session comm.IUserSession, req *pb.QueryUserMailResp) (err error) {
+func (this *Api_Comp) QueryUserMailReq(ctx context.Context, session comm.IUserSession, req *pb.QueryUserMailReq) (err error) {
 
 	code := pb.ErrorCode_Success
 	mailinfo := make([]*pb.DB_MailData, 0)
@@ -53,7 +54,7 @@ func (this *Api_Comp) QueryUserMailReq(ctx context.Context, session comm.IUserSe
 	return
 }
 
-func (this *Api_Comp) ReadUserMailReq(ctx context.Context, session comm.IUserSession, req *pb.ReadUserMailResp) (err error) {
+func (this *Api_Comp) ReadUserMailReq(ctx context.Context, session comm.IUserSession, req *pb.ReadUserMailReq) (err error) {
 	var (
 		code pb.ErrorCode
 		mail *pb.DB_MailData
@@ -61,14 +62,72 @@ func (this *Api_Comp) ReadUserMailReq(ctx context.Context, session comm.IUserSes
 	defer func() {
 		session.SendMsg(string(this.module.GetType()), "readusermailresp", code, &pb.ReadUserMailResp{Mail: mail})
 	}()
+	if session.GetUserId() == "" {
+		code = pb.ErrorCode_NoLogin
+		return
+	}
+
+	mail, err = db.Defsys.ReadOneMail(req.ObjID)
+	if err != nil {
+		code = pb.ErrorCode_ReqParameterError
+	}
 
 	return
 }
 
-func (this *Api_Comp) GetUserMailAttachmentReq(ctx context.Context, session comm.IUserSession, req *pb.GetUserMailAttachmentResp) (err error) {
+func (this *Api_Comp) GetUserMailAttachmentReq(ctx context.Context, session comm.IUserSession, req *pb.GetUserMailAttachmentReq) (err error) {
+
+	var (
+		code pb.ErrorCode
+		mail *pb.DB_MailData
+	)
+	defer func() {
+		session.SendMsg(string(this.module.GetType()), "getusermailattachmentresp", code, &pb.GetUserMailAttachmentResp{Mail: mail})
+	}()
+	if session.GetUserId() == "" {
+		code = pb.ErrorCode_NoLogin
+		return
+	}
+	_bGet := db.Defsys.GetMailAttachmentState(req.ObjID)
+	if !_bGet {
+		code = pb.ErrorCode_StateInvalid
+		return
+	}
+	_data, err := db.Defsys.GetMailAttachment(req.ObjID)
+	if err != nil {
+		if len(_data) > 0 {
+			// todo 领取附件
+		} else {
+			return
+		}
+	}
+	// 修改状态
+	db.Defsys.UpdateMailAttachmentState(req.ObjID)
+	mail.Reward = true
+
 	return
 }
 
-func (this *Api_Comp) DelUserMailReq(ctx context.Context, session comm.IUserSession, req *pb.DelUserMailResp) (err error) {
+func (this *Api_Comp) DelUserMailReq(ctx context.Context, session comm.IUserSession, req *pb.DelUserMailReq) (err error) {
+
+	code := pb.ErrorCode_Success
+	mailinfo := make([]*pb.DB_MailData, 0)
+	defer func() {
+		session.SendMsg(string(this.module.GetType()), "delusermailresp", code, &pb.DelUserMailResp{Mail: mailinfo})
+	}()
+	if session.GetUserId() == "" {
+		code = pb.ErrorCode_NoLogin
+		return
+	}
+	bRet := db.Defsys.DelUserMail(req.ObjID)
+	if !bRet {
+		code = pb.ErrorCode_DBError
+		return
+	}
+	if mailinfo, err = cache.Defsys.QueryUserMail(session.GetUserId()); err != nil {
+		log.Errorf("QueryUserMailResp err:%v", err)
+		code = pb.ErrorCode_CacheReadError
+		return
+	}
 	return
 }
diff --git a/pb/errorcode.pb.go b/pb/errorcode.pb.go
index 85cc5aebd..b51373e4a 100644
--- a/pb/errorcode.pb.go
+++ b/pb/errorcode.pb.go
@@ -35,6 +35,8 @@ const (
 	ErrorCode_UserSessionNobeing      ErrorCode = 18 //用户不存在
 	ErrorCode_SecKey                  ErrorCode = 19 //秘钥格式错误
 	ErrorCode_SecKeyInvalid           ErrorCode = 20 //秘钥无效
+	ErrorCode_StateInvalid            ErrorCode = 21 //无效状态
+	ErrorCode_DBError                 ErrorCode = 22 // 数据库操作失败
 )
 
 // Enum value maps for ErrorCode.
@@ -52,6 +54,8 @@ var (
 		18: "UserSessionNobeing",
 		19: "SecKey",
 		20: "SecKeyInvalid",
+		21: "StateInvalid",
+		22: "DBError",
 	}
 	ErrorCode_value = map[string]int32{
 		"Success":                 0,
@@ -66,6 +70,8 @@ var (
 		"UserSessionNobeing":      18,
 		"SecKey":                  19,
 		"SecKeyInvalid":           20,
+		"StateInvalid":            21,
+		"DBError":                 22,
 	}
 )
 
@@ -100,7 +106,7 @@ var File_errorcode_proto protoreflect.FileDescriptor
 
 var file_errorcode_proto_rawDesc = []byte{
 	0x0a, 0x0f, 0x65, 0x72, 0x72, 0x6f, 0x72, 0x63, 0x6f, 0x64, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74,
-	0x6f, 0x2a, 0xf8, 0x01, 0x0a, 0x09, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x43, 0x6f, 0x64, 0x65, 0x12,
+	0x6f, 0x2a, 0x97, 0x02, 0x0a, 0x09, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x43, 0x6f, 0x64, 0x65, 0x12,
 	0x0b, 0x0a, 0x07, 0x53, 0x75, 0x63, 0x63, 0x65, 0x73, 0x73, 0x10, 0x00, 0x12, 0x11, 0x0a, 0x0d,
 	0x4e, 0x6f, 0x46, 0x69, 0x6e, 0x64, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x10, 0x0a, 0x12,
 	0x19, 0x0a, 0x15, 0x52, 0x70, 0x63, 0x46, 0x75, 0x6e, 0x63, 0x45, 0x78, 0x65, 0x63, 0x75, 0x74,
@@ -115,8 +121,10 @@ var file_errorcode_proto_rawDesc = []byte{
 	0x67, 0x69, 0x6e, 0x10, 0x11, 0x12, 0x16, 0x0a, 0x12, 0x55, 0x73, 0x65, 0x72, 0x53, 0x65, 0x73,
 	0x73, 0x69, 0x6f, 0x6e, 0x4e, 0x6f, 0x62, 0x65, 0x69, 0x6e, 0x67, 0x10, 0x12, 0x12, 0x0a, 0x0a,
 	0x06, 0x53, 0x65, 0x63, 0x4b, 0x65, 0x79, 0x10, 0x13, 0x12, 0x11, 0x0a, 0x0d, 0x53, 0x65, 0x63,
-	0x4b, 0x65, 0x79, 0x49, 0x6e, 0x76, 0x61, 0x6c, 0x69, 0x64, 0x10, 0x14, 0x42, 0x06, 0x5a, 0x04,
-	0x2e, 0x3b, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x4b, 0x65, 0x79, 0x49, 0x6e, 0x76, 0x61, 0x6c, 0x69, 0x64, 0x10, 0x14, 0x12, 0x10, 0x0a, 0x0c,
+	0x53, 0x74, 0x61, 0x74, 0x65, 0x49, 0x6e, 0x76, 0x61, 0x6c, 0x69, 0x64, 0x10, 0x15, 0x12, 0x0b,
+	0x0a, 0x07, 0x44, 0x42, 0x45, 0x72, 0x72, 0x6f, 0x72, 0x10, 0x16, 0x42, 0x06, 0x5a, 0x04, 0x2e,
+	0x3b, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/pb/mail_db.pb.go b/pb/mail_db.pb.go
index 629a68696..1d4460e9a 100644
--- a/pb/mail_db.pb.go
+++ b/pb/mail_db.pb.go
@@ -87,7 +87,8 @@ type DB_MailData struct {
 	CreateTime uint64            `protobuf:"varint,5,opt,name=CreateTime,proto3" json:"CreateTime,omitempty"` // 发送时间
 	DueTime    uint64            `protobuf:"varint,6,opt,name=DueTime,proto3" json:"DueTime,omitempty"`       // 过期时间
 	Check      bool              `protobuf:"varint,7,opt,name=Check,proto3" json:"Check,omitempty"`           // 是否查看
-	Items      []*MailAttachment `protobuf:"bytes,8,rep,name=Items,proto3" json:"Items,omitempty"`            // 附件
+	Reward     bool              `protobuf:"varint,8,opt,name=Reward,proto3" json:"Reward,omitempty"`         // 附件领取状态
+	Items      []*MailAttachment `protobuf:"bytes,9,rep,name=Items,proto3" json:"Items,omitempty"`            // 附件
 }
 
 func (x *DB_MailData) Reset() {
@@ -171,6 +172,13 @@ func (x *DB_MailData) GetCheck() bool {
 	return false
 }
 
+func (x *DB_MailData) GetReward() bool {
+	if x != nil {
+		return x.Reward
+	}
+	return false
+}
+
 func (x *DB_MailData) GetItems() []*MailAttachment {
 	if x != nil {
 		return x.Items
@@ -186,7 +194,7 @@ var file_mail_db_proto_rawDesc = []byte{
 	0x74, 0x12, 0x16, 0x0a, 0x06, 0x49, 0x74, 0x65, 0x6d, 0x49, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28,
 	0x0d, 0x52, 0x06, 0x49, 0x74, 0x65, 0x6d, 0x49, 0x64, 0x12, 0x1c, 0x0a, 0x09, 0x49, 0x74, 0x65,
 	0x6d, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x09, 0x49, 0x74,
-	0x65, 0x6d, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x22, 0xe0, 0x01, 0x0a, 0x0b, 0x44, 0x42, 0x5f, 0x4d,
+	0x65, 0x6d, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x22, 0xf8, 0x01, 0x0a, 0x0b, 0x44, 0x42, 0x5f, 0x4d,
 	0x61, 0x69, 0x6c, 0x44, 0x61, 0x74, 0x61, 0x12, 0x14, 0x0a, 0x05, 0x4f, 0x62, 0x6a, 0x49, 0x64,
 	0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x05, 0x4f, 0x62, 0x6a, 0x49, 0x64, 0x12, 0x16, 0x0a,
 	0x06, 0x55, 0x73, 0x65, 0x72, 0x49, 0x64, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x55,
@@ -198,10 +206,12 @@ var file_mail_db_proto_rawDesc = []byte{
 	0x69, 0x6d, 0x65, 0x12, 0x18, 0x0a, 0x07, 0x44, 0x75, 0x65, 0x54, 0x69, 0x6d, 0x65, 0x18, 0x06,
 	0x20, 0x01, 0x28, 0x04, 0x52, 0x07, 0x44, 0x75, 0x65, 0x54, 0x69, 0x6d, 0x65, 0x12, 0x14, 0x0a,
 	0x05, 0x43, 0x68, 0x65, 0x63, 0x6b, 0x18, 0x07, 0x20, 0x01, 0x28, 0x08, 0x52, 0x05, 0x43, 0x68,
-	0x65, 0x63, 0x6b, 0x12, 0x25, 0x0a, 0x05, 0x49, 0x74, 0x65, 0x6d, 0x73, 0x18, 0x08, 0x20, 0x03,
-	0x28, 0x0b, 0x32, 0x0f, 0x2e, 0x4d, 0x61, 0x69, 0x6c, 0x41, 0x74, 0x74, 0x61, 0x63, 0x68, 0x6d,
-	0x65, 0x6e, 0x74, 0x52, 0x05, 0x49, 0x74, 0x65, 0x6d, 0x73, 0x42, 0x06, 0x5a, 0x04, 0x2e, 0x3b,
-	0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x65, 0x63, 0x6b, 0x12, 0x16, 0x0a, 0x06, 0x52, 0x65, 0x77, 0x61, 0x72, 0x64, 0x18, 0x08, 0x20,
+	0x01, 0x28, 0x08, 0x52, 0x06, 0x52, 0x65, 0x77, 0x61, 0x72, 0x64, 0x12, 0x25, 0x0a, 0x05, 0x49,
+	0x74, 0x65, 0x6d, 0x73, 0x18, 0x09, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x0f, 0x2e, 0x4d, 0x61, 0x69,
+	0x6c, 0x41, 0x74, 0x74, 0x61, 0x63, 0x68, 0x6d, 0x65, 0x6e, 0x74, 0x52, 0x05, 0x49, 0x74, 0x65,
+	0x6d, 0x73, 0x42, 0x06, 0x5a, 0x04, 0x2e, 0x3b, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x33,
 }
 
 var (
diff --git a/pb/proto/errorcode.proto b/pb/proto/errorcode.proto
index 9c3e94476..e2def10e4 100644
--- a/pb/proto/errorcode.proto
+++ b/pb/proto/errorcode.proto
@@ -15,4 +15,6 @@ enum ErrorCode {
 	UserSessionNobeing       = 18; //用户不存在
 	SecKey = 19;				   //秘钥格式错误
 	SecKeyInvalid = 20; //秘钥无效
+	StateInvalid = 21; //无效状态
+	DBError	= 22; // 数据库操作失败
 }
\ No newline at end of file
diff --git a/pb/proto/mail_db.proto b/pb/proto/mail_db.proto
index 532b97a72..aab8a6960 100644
--- a/pb/proto/mail_db.proto
+++ b/pb/proto/mail_db.proto
@@ -19,5 +19,6 @@ message DB_MailData {
     uint64 CreateTime = 5;  // 发送时间
     uint64 DueTime = 6;     // 过期时间
     bool  Check = 7;        // 是否查看
-    repeated MailAttachment Items = 8; // 附件
+    bool  Reward = 8;       // 附件领取状态
+    repeated MailAttachment Items = 9; // 附件
 }
diff --git a/pb/user_db.pb.go b/pb/user_db.pb.go
index b4c44f448..79fdf224d 100644
--- a/pb/user_db.pb.go
+++ b/pb/user_db.pb.go
@@ -91,8 +91,7 @@ type DB_UserData struct {
 	UserId   string `bson:"_id" json:"UserId,omitempty" protobuf:"bytes,1,opt,name=UserId,proto3"` //tags:{bson:"_id"}动态Id
 	Account  string `protobuf:"bytes,2,opt,name=Account,proto3" json:"Account,omitempty"`
 	NiceName string `protobuf:"bytes,3,opt,name=NiceName,proto3" json:"NiceName,omitempty"`
-	Email    string `protobuf:"bytes,4,opt,name=Email,proto3" json:"Email,omitempty"`
-	Password string `protobuf:"bytes,5,opt,name=Password,proto3" json:"Password,omitempty"`
+	ServerId int32  `protobuf:"varint,4,opt,name=ServerId,proto3" json:"ServerId,omitempty"`
 }
 
 func (x *DB_UserData) Reset() {
@@ -148,18 +147,11 @@ func (x *DB_UserData) GetNiceName() string {
 	return ""
 }
 
-func (x *DB_UserData) GetEmail() string {
+func (x *DB_UserData) GetServerId() int32 {
 	if x != nil {
-		return x.Email
+		return x.ServerId
 	}
-	return ""
-}
-
-func (x *DB_UserData) GetPassword() string {
-	if x != nil {
-		return x.Password
-	}
-	return ""
+	return 0
 }
 
 var File_user_db_proto protoreflect.FileDescriptor
@@ -174,17 +166,15 @@ var file_user_db_proto_rawDesc = []byte{
 	0x77, 0x61, 0x79, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x49, 0x64, 0x12, 0x28, 0x0a, 0x08,
 	0x55, 0x73, 0x65, 0x72, 0x44, 0x61, 0x74, 0x61, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x0c,
 	0x2e, 0x44, 0x42, 0x5f, 0x55, 0x73, 0x65, 0x72, 0x44, 0x61, 0x74, 0x61, 0x52, 0x08, 0x55, 0x73,
-	0x65, 0x72, 0x44, 0x61, 0x74, 0x61, 0x22, 0x8d, 0x01, 0x0a, 0x0b, 0x44, 0x42, 0x5f, 0x55, 0x73,
-	0x65, 0x72, 0x44, 0x61, 0x74, 0x61, 0x12, 0x16, 0x0a, 0x06, 0x55, 0x73, 0x65, 0x72, 0x49, 0x64,
-	0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x55, 0x73, 0x65, 0x72, 0x49, 0x64, 0x12, 0x18,
-	0x0a, 0x07, 0x41, 0x63, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52,
-	0x07, 0x41, 0x63, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x12, 0x1a, 0x0a, 0x08, 0x4e, 0x69, 0x63, 0x65,
-	0x4e, 0x61, 0x6d, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x4e, 0x69, 0x63, 0x65,
-	0x4e, 0x61, 0x6d, 0x65, 0x12, 0x14, 0x0a, 0x05, 0x45, 0x6d, 0x61, 0x69, 0x6c, 0x18, 0x04, 0x20,
-	0x01, 0x28, 0x09, 0x52, 0x05, 0x45, 0x6d, 0x61, 0x69, 0x6c, 0x12, 0x1a, 0x0a, 0x08, 0x50, 0x61,
-	0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x18, 0x05, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x50, 0x61,
-	0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x42, 0x06, 0x5a, 0x04, 0x2e, 0x3b, 0x70, 0x62, 0x62, 0x06,
-	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x65, 0x72, 0x44, 0x61, 0x74, 0x61, 0x22, 0x77, 0x0a, 0x0b, 0x44, 0x42, 0x5f, 0x55, 0x73, 0x65,
+	0x72, 0x44, 0x61, 0x74, 0x61, 0x12, 0x16, 0x0a, 0x06, 0x55, 0x73, 0x65, 0x72, 0x49, 0x64, 0x18,
+	0x01, 0x20, 0x01, 0x28, 0x09, 0x52, 0x06, 0x55, 0x73, 0x65, 0x72, 0x49, 0x64, 0x12, 0x18, 0x0a,
+	0x07, 0x41, 0x63, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52, 0x07,
+	0x41, 0x63, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x12, 0x1a, 0x0a, 0x08, 0x4e, 0x69, 0x63, 0x65, 0x4e,
+	0x61, 0x6d, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52, 0x08, 0x4e, 0x69, 0x63, 0x65, 0x4e,
+	0x61, 0x6d, 0x65, 0x12, 0x1a, 0x0a, 0x08, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, 0x49, 0x64, 0x18,
+	0x04, 0x20, 0x01, 0x28, 0x05, 0x52, 0x08, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, 0x49, 0x64, 0x42,
+	0x06, 0x5a, 0x04, 0x2e, 0x3b, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/sys/db/mail.go b/sys/db/mail.go
index 2d2434eed..50fc60824 100644
--- a/sys/db/mail.go
+++ b/sys/db/mail.go
@@ -7,6 +7,7 @@ import (
 	"github.com/liwei1dao/lego/core"
 	"go.mongodb.org/mongo-driver/bson"
 	"go.mongodb.org/mongo-driver/bson/primitive"
+	"go.mongodb.org/mongo-driver/mongo/options"
 )
 
 const (
@@ -16,6 +17,11 @@ const (
 type IMail interface {
 	QueryUserMail(uId string) (mail []*pb.DB_MailData, err error)
 	InsertUserMail(mail *pb.DB_MailData) (err error)
+	ReadOneMail(objId string) (mail *pb.DB_MailData, err error)
+	GetMailAttachment(objId string) (itmes []*pb.MailAttachment, err error)
+	GetMailAttachmentState(objId string) bool
+	UpdateMailAttachmentState(objId string) bool
+	DelUserMail(objId string) bool
 }
 
 func (this *DB) QueryUserMail(uId string) (mail []*pb.DB_MailData, err error) {
@@ -32,7 +38,70 @@ func (this *DB) QueryUserMail(uId string) (mail []*pb.DB_MailData, err error) {
 }
 
 func (this *DB) InsertUserMail(mail *pb.DB_MailData) (err error) {
+
 	mail.ObjId = primitive.NewObjectID().Hex()
+	mail.Check = false
 	_, err = this.mgo.InsertOne(DB_MailTable, mail)
+
 	return err
 }
+
+func (this *DB) ReadOneMail(objId string) (mail *pb.DB_MailData, err error) {
+
+	err = this.mgo.FindOneAndUpdate(
+		DB_MailTable,
+		bson.M{"_id": objId},
+		bson.M{"$set": bson.M{
+			"check": false,
+		}},
+		options.FindOneAndUpdate().SetUpsert(false).SetReturnDocument(options.After),
+	).Decode(mail)
+
+	return mail, err
+}
+
+// 查询附件信息
+func (this *DB) GetMailAttachment(objId string) (itmes []*pb.MailAttachment, err error) {
+
+	obj := this.mgo.FindOne(DB_MailTable, bson.M{"_id": objId})
+	var nd *pb.DB_MailData
+	err = obj.Decode(&nd)
+	itmes = nd.GetItems()
+
+	return itmes, err
+}
+
+// 查看领取附件状态
+func (this *DB) GetMailAttachmentState(objId string) bool {
+	var nd *pb.DB_MailData
+	err := this.mgo.FindOne(DB_MailTable, bson.M{"_id": objId}).Decode(nd)
+	if err != nil {
+		return false
+	}
+	return nd.Reward && len(nd.GetItems()) > 0
+}
+
+// 更新领取附件状态
+func (this *DB) UpdateMailAttachmentState(objId string) bool {
+	this.mgo.FindOneAndUpdate(
+		DB_MailTable,
+		bson.M{"_id": objId},
+		bson.M{"$set": bson.M{
+			"reward": true,
+		}},
+		options.FindOneAndUpdate().SetUpsert(false).SetReturnDocument(options.After),
+	)
+
+	return true
+}
+
+func (this *DB) DelUserMail(objId string) bool {
+	var obj *pb.DB_MailData
+	err := this.mgo.FindOne(DB_MailTable, bson.M{"_id": objId}).Decode(obj)
+	if err != nil {
+		return false
+	}
+	this.mgo.DeleteOne(DB_MailTable, bson.M{"_id": objId})
+
+	return true
+}