// ==========================================================================
// Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
// ==========================================================================

package internal

import (
	"context"

	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/frame/g"
)

// ActivityDao is the data access object for the table hg_activity.
type ActivityDao 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  ActivityColumns    // columns contains all the column names of Table for convenient usage.
	handlers []gdb.ModelHandler // handlers for customized model modification.
}

// ActivityColumns defines and stores column names for the table hg_activity.
type ActivityColumns struct {
	Id           string // id
	Title        string // 活动标题
	Introduction string // 活动介绍
	Cover        string // 活动封面图
	Video        string // 活动视频
	StartTime    string // 活动开始时间
	EndTime      string // 活动结束时间
	CategoryId   string // 分类id
	Revision     string // 乐观锁
	CreatedBy    string // 创建人
	CreatedTime  string // 创建时间
	UpdatedBy    string // 更新人
	UpdatedTime  string // 更新时间
}

// activityColumns holds the columns for the table hg_activity.
var activityColumns = ActivityColumns{
	Id:           "id",
	Title:        "title",
	Introduction: "introduction",
	Cover:        "cover",
	Video:        "video",
	StartTime:    "start_time",
	EndTime:      "end_time",
	CategoryId:   "category_id",
	Revision:     "revision",
	CreatedBy:    "created_by",
	CreatedTime:  "created_time",
	UpdatedBy:    "updated_by",
	UpdatedTime:  "updated_time",
}

// NewActivityDao creates and returns a new DAO object for table data access.
func NewActivityDao(handlers ...gdb.ModelHandler) *ActivityDao {
	return &ActivityDao{
		group:    "default",
		table:    "hg_activity",
		columns:  activityColumns,
		handlers: handlers,
	}
}

// DB retrieves and returns the underlying raw database management object of the current DAO.
func (dao *ActivityDao) DB() gdb.DB {
	return g.DB(dao.group)
}

// Table returns the table name of the current DAO.
func (dao *ActivityDao) Table() string {
	return dao.table
}

// Columns returns all column names of the current DAO.
func (dao *ActivityDao) Columns() ActivityColumns {
	return dao.columns
}

// Group returns the database configuration group name of the current DAO.
func (dao *ActivityDao) Group() string {
	return dao.group
}

// Ctx creates and returns a Model for the current DAO. It automatically sets the context for the current operation.
func (dao *ActivityDao) Ctx(ctx context.Context) *gdb.Model {
	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.
// It rolls back the transaction and returns the error if function f returns a non-nil error.
// It commits the transaction and returns nil if function f returns nil.
//
// Note: Do not commit or roll back the transaction in function f,
// as it is automatically handled by this function.
func (dao *ActivityDao) Transaction(ctx context.Context, f func(ctx context.Context, tx gdb.TX) error) (err error) {
	return dao.Ctx(ctx).Transaction(ctx, f)
}
