调整奖励接口

internal/dao/internal/admins.go

@@ -13,9 +13,10 @@ import (
 
 // AdminsDao is the data access object for the table admins.
 type AdminsDao struct {
-	table   string        // table is the underlying table name of the DAO.
-	group   string        // group is the database configuration group name of the current DAO.
-	columns AdminsColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  AdminsColumns      // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // AdminsColumns defines and stores column names for the table admins.
@@ -49,11 +50,12 @@ var adminsColumns = AdminsColumns{
 }
 
 // NewAdminsDao creates and returns a new DAO object for table data access.
-func NewAdminsDao() *AdminsDao {
+func NewAdminsDao(handlers ...gdb.ModelHandler) *AdminsDao {
 	return &AdminsDao{
-		group:   "default",
-		table:   "admins",
-		columns: adminsColumns,
+		group:    "default",
+		table:    "admins",
+		columns:  adminsColumns,
+		handlers: handlers,
 	}
 }
 
@@ -79,7 +81,11 @@ func (dao *AdminsDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *AdminsDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/feedbacks.go

@@ -13,9 +13,10 @@ import (
 
 // FeedbacksDao is the data access object for the table feedbacks.
 type FeedbacksDao struct {
-	table   string           // table is the underlying table name of the DAO.
-	group   string           // group is the database configuration group name of the current DAO.
-	columns FeedbacksColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  FeedbacksColumns   // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // FeedbacksColumns defines and stores column names for the table feedbacks.
@@ -51,11 +52,12 @@ var feedbacksColumns = FeedbacksColumns{
 }
 
 // NewFeedbacksDao creates and returns a new DAO object for table data access.
-func NewFeedbacksDao() *FeedbacksDao {
+func NewFeedbacksDao(handlers ...gdb.ModelHandler) *FeedbacksDao {
 	return &FeedbacksDao{
-		group:   "default",
-		table:   "feedbacks",
-		columns: feedbacksColumns,
+		group:    "default",
+		table:    "feedbacks",
+		columns:  feedbacksColumns,
+		handlers: handlers,
 	}
 }
 
@@ -81,7 +83,11 @@ func (dao *FeedbacksDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *FeedbacksDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/games.go

@@ -13,9 +13,10 @@ import (
 
 // GamesDao is the data access object for the table games.
 type GamesDao struct {
-	table   string       // table is the underlying table name of the DAO.
-	group   string       // group is the database configuration group name of the current DAO.
-	columns GamesColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  GamesColumns       // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // GamesColumns defines and stores column names for the table games.
@@ -45,11 +46,12 @@ var gamesColumns = GamesColumns{
 }
 
 // NewGamesDao creates and returns a new DAO object for table data access.
-func NewGamesDao() *GamesDao {
+func NewGamesDao(handlers ...gdb.ModelHandler) *GamesDao {
 	return &GamesDao{
-		group:   "default",
-		table:   "games",
-		columns: gamesColumns,
+		group:    "default",
+		table:    "games",
+		columns:  gamesColumns,
+		handlers: handlers,
 	}
 }
 
@@ -75,7 +77,11 @@ func (dao *GamesDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *GamesDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/merchant_admins.go

@@ -13,9 +13,10 @@ import (
 
 // MerchantAdminsDao is the data access object for the table merchant_admins.
 type MerchantAdminsDao struct {
-	table   string                // table is the underlying table name of the DAO.
-	group   string                // group is the database configuration group name of the current DAO.
-	columns MerchantAdminsColumns // columns contains all the column names of Table for convenient usage.
+	table    string                // table is the underlying table name of the DAO.
+	group    string                // group is the database configuration group name of the current DAO.
+	columns  MerchantAdminsColumns // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler    // handlers for customized model modification.
 }
 
 // MerchantAdminsColumns defines and stores column names for the table merchant_admins.
@@ -57,11 +58,12 @@ var merchantAdminsColumns = MerchantAdminsColumns{
 }
 
 // NewMerchantAdminsDao creates and returns a new DAO object for table data access.
-func NewMerchantAdminsDao() *MerchantAdminsDao {
+func NewMerchantAdminsDao(handlers ...gdb.ModelHandler) *MerchantAdminsDao {
 	return &MerchantAdminsDao{
-		group:   "default",
-		table:   "merchant_admins",
-		columns: merchantAdminsColumns,
+		group:    "default",
+		table:    "merchant_admins",
+		columns:  merchantAdminsColumns,
+		handlers: handlers,
 	}
 }
 
@@ -87,7 +89,11 @@ func (dao *MerchantAdminsDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *MerchantAdminsDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/merchants.go

@@ -13,9 +13,10 @@ import (
 
 // MerchantsDao is the data access object for the table merchants.
 type MerchantsDao struct {
-	table   string           // table is the underlying table name of the DAO.
-	group   string           // group is the database configuration group name of the current DAO.
-	columns MerchantsColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  MerchantsColumns   // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // MerchantsColumns defines and stores column names for the table merchants.
@@ -71,11 +72,12 @@ var merchantsColumns = MerchantsColumns{
 }
 
 // NewMerchantsDao creates and returns a new DAO object for table data access.
-func NewMerchantsDao() *MerchantsDao {
+func NewMerchantsDao(handlers ...gdb.ModelHandler) *MerchantsDao {
 	return &MerchantsDao{
-		group:   "default",
-		table:   "merchants",
-		columns: merchantsColumns,
+		group:    "default",
+		table:    "merchants",
+		columns:  merchantsColumns,
+		handlers: handlers,
 	}
 }
 
@@ -101,7 +103,11 @@ func (dao *MerchantsDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *MerchantsDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/reward_types.go

@@ -13,9 +13,10 @@ import (
 
 // RewardTypesDao is the data access object for the table reward_types.
 type RewardTypesDao struct {
-	table   string             // table is the underlying table name of the DAO.
-	group   string             // group is the database configuration group name of the current DAO.
-	columns RewardTypesColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  RewardTypesColumns // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // RewardTypesColumns defines and stores column names for the table reward_types.
@@ -43,11 +44,12 @@ var rewardTypesColumns = RewardTypesColumns{
 }
 
 // NewRewardTypesDao creates and returns a new DAO object for table data access.
-func NewRewardTypesDao() *RewardTypesDao {
+func NewRewardTypesDao(handlers ...gdb.ModelHandler) *RewardTypesDao {
 	return &RewardTypesDao{
-		group:   "default",
-		table:   "reward_types",
-		columns: rewardTypesColumns,
+		group:    "default",
+		table:    "reward_types",
+		columns:  rewardTypesColumns,
+		handlers: handlers,
 	}
 }
 
@@ -73,7 +75,11 @@ func (dao *RewardTypesDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *RewardTypesDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/rewards.go

@@ -13,9 +13,10 @@ import (
 
 // RewardsDao is the data access object for the table rewards.
 type RewardsDao struct {
-	table   string         // table is the underlying table name of the DAO.
-	group   string         // group is the database configuration group name of the current DAO.
-	columns RewardsColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  RewardsColumns     // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // RewardsColumns defines and stores column names for the table rewards.
@@ -71,11 +72,12 @@ var rewardsColumns = RewardsColumns{
 }
 
 // NewRewardsDao creates and returns a new DAO object for table data access.
-func NewRewardsDao() *RewardsDao {
+func NewRewardsDao(handlers ...gdb.ModelHandler) *RewardsDao {
 	return &RewardsDao{
-		group:   "default",
-		table:   "rewards",
-		columns: rewardsColumns,
+		group:    "default",
+		table:    "rewards",
+		columns:  rewardsColumns,
+		handlers: handlers,
 	}
 }
 
@@ -101,7 +103,11 @@ func (dao *RewardsDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *RewardsDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/roles.go

@@ -13,9 +13,10 @@ import (
 
 // RolesDao is the data access object for the table roles.
 type RolesDao struct {
-	table   string       // table is the underlying table name of the DAO.
-	group   string       // group is the database configuration group name of the current DAO.
-	columns RolesColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  RolesColumns       // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // RolesColumns defines and stores column names for the table roles.
@@ -47,11 +48,12 @@ var rolesColumns = RolesColumns{
 }
 
 // NewRolesDao creates and returns a new DAO object for table data access.
-func NewRolesDao() *RolesDao {
+func NewRolesDao(handlers ...gdb.ModelHandler) *RolesDao {
 	return &RolesDao{
-		group:   "default",
-		table:   "roles",
-		columns: rolesColumns,
+		group:    "default",
+		table:    "roles",
+		columns:  rolesColumns,
+		handlers: handlers,
 	}
 }
 
@@ -77,7 +79,11 @@ func (dao *RolesDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *RolesDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/store_admins.go

@@ -13,9 +13,10 @@ import (
 
 // StoreAdminsDao is the data access object for the table store_admins.
 type StoreAdminsDao struct {
-	table   string             // table is the underlying table name of the DAO.
-	group   string             // group is the database configuration group name of the current DAO.
-	columns StoreAdminsColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  StoreAdminsColumns // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // StoreAdminsColumns defines and stores column names for the table store_admins.
@@ -57,11 +58,12 @@ var storeAdminsColumns = StoreAdminsColumns{
 }
 
 // NewStoreAdminsDao creates and returns a new DAO object for table data access.
-func NewStoreAdminsDao() *StoreAdminsDao {
+func NewStoreAdminsDao(handlers ...gdb.ModelHandler) *StoreAdminsDao {
 	return &StoreAdminsDao{
-		group:   "default",
-		table:   "store_admins",
-		columns: storeAdminsColumns,
+		group:    "default",
+		table:    "store_admins",
+		columns:  storeAdminsColumns,
+		handlers: handlers,
 	}
 }
 
@@ -87,7 +89,11 @@ func (dao *StoreAdminsDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *StoreAdminsDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/store_desktop_settings.go

@@ -13,9 +13,10 @@ import (
 
 // StoreDesktopSettingsDao is the data access object for the table store_desktop_settings.
 type StoreDesktopSettingsDao struct {
-	table   string                      // table is the underlying table name of the DAO.
-	group   string                      // group is the database configuration group name of the current DAO.
-	columns StoreDesktopSettingsColumns // columns contains all the column names of Table for convenient usage.
+	table    string                      // table is the underlying table name of the DAO.
+	group    string                      // group is the database configuration group name of the current DAO.
+	columns  StoreDesktopSettingsColumns // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler          // handlers for customized model modification.
 }
 
 // StoreDesktopSettingsColumns defines and stores column names for the table store_desktop_settings.
@@ -33,11 +34,12 @@ var storeDesktopSettingsColumns = StoreDesktopSettingsColumns{
 }
 
 // NewStoreDesktopSettingsDao creates and returns a new DAO object for table data access.
-func NewStoreDesktopSettingsDao() *StoreDesktopSettingsDao {
+func NewStoreDesktopSettingsDao(handlers ...gdb.ModelHandler) *StoreDesktopSettingsDao {
 	return &StoreDesktopSettingsDao{
-		group:   "default",
-		table:   "store_desktop_settings",
-		columns: storeDesktopSettingsColumns,
+		group:    "default",
+		table:    "store_desktop_settings",
+		columns:  storeDesktopSettingsColumns,
+		handlers: handlers,
 	}
 }
 
@@ -63,7 +65,11 @@ func (dao *StoreDesktopSettingsDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *StoreDesktopSettingsDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/store_ips.go

@@ -13,9 +13,10 @@ import (
 
 // StoreIpsDao is the data access object for the table store_ips.
 type StoreIpsDao struct {
-	table   string          // table is the underlying table name of the DAO.
-	group   string          // group is the database configuration group name of the current DAO.
-	columns StoreIpsColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  StoreIpsColumns    // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // StoreIpsColumns defines and stores column names for the table store_ips.
@@ -41,11 +42,12 @@ var storeIpsColumns = StoreIpsColumns{
 }
 
 // NewStoreIpsDao creates and returns a new DAO object for table data access.
-func NewStoreIpsDao() *StoreIpsDao {
+func NewStoreIpsDao(handlers ...gdb.ModelHandler) *StoreIpsDao {
 	return &StoreIpsDao{
-		group:   "default",
-		table:   "store_ips",
-		columns: storeIpsColumns,
+		group:    "default",
+		table:    "store_ips",
+		columns:  storeIpsColumns,
+		handlers: handlers,
 	}
 }
 
@@ -71,7 +73,11 @@ func (dao *StoreIpsDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *StoreIpsDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/store_netfee_area_level.go

@@ -13,9 +13,10 @@ import (
 
 // StoreNetfeeAreaLevelDao is the data access object for the table store_netfee_area_level.
 type StoreNetfeeAreaLevelDao struct {
-	table   string                      // table is the underlying table name of the DAO.
-	group   string                      // group is the database configuration group name of the current DAO.
-	columns StoreNetfeeAreaLevelColumns // columns contains all the column names of Table for convenient usage.
+	table    string                      // table is the underlying table name of the DAO.
+	group    string                      // group is the database configuration group name of the current DAO.
+	columns  StoreNetfeeAreaLevelColumns // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler          // handlers for customized model modification.
 }
 
 // StoreNetfeeAreaLevelColumns defines and stores column names for the table store_netfee_area_level.
@@ -49,11 +50,12 @@ var storeNetfeeAreaLevelColumns = StoreNetfeeAreaLevelColumns{
 }
 
 // NewStoreNetfeeAreaLevelDao creates and returns a new DAO object for table data access.
-func NewStoreNetfeeAreaLevelDao() *StoreNetfeeAreaLevelDao {
+func NewStoreNetfeeAreaLevelDao(handlers ...gdb.ModelHandler) *StoreNetfeeAreaLevelDao {
 	return &StoreNetfeeAreaLevelDao{
-		group:   "default",
-		table:   "store_netfee_area_level",
-		columns: storeNetfeeAreaLevelColumns,
+		group:    "default",
+		table:    "store_netfee_area_level",
+		columns:  storeNetfeeAreaLevelColumns,
+		handlers: handlers,
 	}
 }
 
@@ -79,7 +81,11 @@ func (dao *StoreNetfeeAreaLevelDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *StoreNetfeeAreaLevelDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/store_roles.go

@@ -13,9 +13,10 @@ import (
 
 // StoreRolesDao is the data access object for the table store_roles.
 type StoreRolesDao struct {
-	table   string            // table is the underlying table name of the DAO.
-	group   string            // group is the database configuration group name of the current DAO.
-	columns StoreRolesColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  StoreRolesColumns  // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // StoreRolesColumns defines and stores column names for the table store_roles.
@@ -39,11 +40,12 @@ var storeRolesColumns = StoreRolesColumns{
 }
 
 // NewStoreRolesDao creates and returns a new DAO object for table data access.
-func NewStoreRolesDao() *StoreRolesDao {
+func NewStoreRolesDao(handlers ...gdb.ModelHandler) *StoreRolesDao {
 	return &StoreRolesDao{
-		group:   "default",
-		table:   "store_roles",
-		columns: storeRolesColumns,
+		group:    "default",
+		table:    "store_roles",
+		columns:  storeRolesColumns,
+		handlers: handlers,
 	}
 }
 
@@ -69,7 +71,11 @@ func (dao *StoreRolesDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *StoreRolesDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/stores.go

@@ -13,9 +13,10 @@ import (
 
 // StoresDao is the data access object for the table stores.
 type StoresDao struct {
-	table   string        // table is the underlying table name of the DAO.
-	group   string        // group is the database configuration group name of the current DAO.
-	columns StoresColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  StoresColumns      // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // StoresColumns defines and stores column names for the table stores.
@@ -51,11 +52,12 @@ var storesColumns = StoresColumns{
 }
 
 // NewStoresDao creates and returns a new DAO object for table data access.
-func NewStoresDao() *StoresDao {
+func NewStoresDao(handlers ...gdb.ModelHandler) *StoresDao {
 	return &StoresDao{
-		group:   "default",
-		table:   "stores",
-		columns: storesColumns,
+		group:    "default",
+		table:    "stores",
+		columns:  storesColumns,
+		handlers: handlers,
 	}
 }
 
@@ -81,7 +83,11 @@ func (dao *StoresDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *StoresDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/tasks.go

@@ -13,9 +13,10 @@ import (
 
 // TasksDao is the data access object for the table tasks.
 type TasksDao struct {
-	table   string       // table is the underlying table name of the DAO.
-	group   string       // group is the database configuration group name of the current DAO.
-	columns TasksColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  TasksColumns       // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // TasksColumns defines and stores column names for the table tasks.
@@ -57,11 +58,12 @@ var tasksColumns = TasksColumns{
 }
 
 // NewTasksDao creates and returns a new DAO object for table data access.
-func NewTasksDao() *TasksDao {
+func NewTasksDao(handlers ...gdb.ModelHandler) *TasksDao {
 	return &TasksDao{
-		group:   "default",
-		table:   "tasks",
-		columns: tasksColumns,
+		group:    "default",
+		table:    "tasks",
+		columns:  tasksColumns,
+		handlers: handlers,
 	}
 }
 
@@ -87,7 +89,11 @@ func (dao *TasksDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *TasksDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/user_tasks.go

@@ -13,9 +13,10 @@ import (
 
 // UserTasksDao is the data access object for the table user_tasks.
 type UserTasksDao struct {
-	table   string           // table is the underlying table name of the DAO.
-	group   string           // group is the database configuration group name of the current DAO.
-	columns UserTasksColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  UserTasksColumns   // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // UserTasksColumns defines and stores column names for the table user_tasks.
@@ -51,11 +52,12 @@ var userTasksColumns = UserTasksColumns{
 }
 
 // NewUserTasksDao creates and returns a new DAO object for table data access.
-func NewUserTasksDao() *UserTasksDao {
+func NewUserTasksDao(handlers ...gdb.ModelHandler) *UserTasksDao {
 	return &UserTasksDao{
-		group:   "default",
-		table:   "user_tasks",
-		columns: userTasksColumns,
+		group:    "default",
+		table:    "user_tasks",
+		columns:  userTasksColumns,
+		handlers: handlers,
 	}
 }
 
@@ -81,7 +83,11 @@ func (dao *UserTasksDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *UserTasksDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.

internal/dao/internal/users.go

@@ -13,9 +13,10 @@ import (
 
 // UsersDao is the data access object for the table users.
 type UsersDao struct {
-	table   string       // table is the underlying table name of the DAO.
-	group   string       // group is the database configuration group name of the current DAO.
-	columns UsersColumns // columns contains all the column names of Table for convenient usage.
+	table    string             // table is the underlying table name of the DAO.
+	group    string             // group is the database configuration group name of the current DAO.
+	columns  UsersColumns       // columns contains all the column names of Table for convenient usage.
+	handlers []gdb.ModelHandler // handlers for customized model modification.
 }
 
 // UsersColumns defines and stores column names for the table users.
@@ -59,11 +60,12 @@ var usersColumns = UsersColumns{
 }
 
 // NewUsersDao creates and returns a new DAO object for table data access.
-func NewUsersDao() *UsersDao {
+func NewUsersDao(handlers ...gdb.ModelHandler) *UsersDao {
 	return &UsersDao{
-		group:   "default",
-		table:   "users",
-		columns: usersColumns,
+		group:    "default",
+		table:    "users",
+		columns:  usersColumns,
+		handlers: handlers,
 	}
 }
 
@@ -89,7 +91,11 @@ func (dao *UsersDao) Group() string {
 
 // Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
 func (dao *UsersDao) Ctx(ctx context.Context) *gdb.Model {
-	return dao.DB().Model(dao.table).Safe().Ctx(ctx)
+	model := dao.DB().Model(dao.table)
+	for _, handler := range dao.handlers {
+		model = handler(model)
+	}
+	return model.Safe().Ctx(ctx)
 }
 
 // Transaction wraps the transaction logic using function f.