loggable

README

Loggable

Loggable is used to helps tracking changes and history of your GORM models.

It creates change_logs table in your database and writes to all loggable models when they are changed.

Usage

1. Register plugin using loggable.Register(db)
2. Add loggable.LoggableModel to your GORM model
3. If you want to set user, who makes changes, use loggable.SetUser("username").

Documentation

Index

• type ChangeLog
• type JSONB
  • func (j JSONB) Equals(j1 JSONB) bool
  • func (j JSONB) IsNull() bool
  • func (j JSONB) MarshalJSON() ([]byte, error)
  • func (j *JSONB) Scan(value interface{}) error
  • func (j *JSONB) UnmarshalJSON(data []byte) error
  • func (j JSONB) Value() (driver.Value, error)
• type LoggableModel
• type LoggablePlugin
  • func Register(db *gorm.DB) (LoggablePlugin, error)

Types

type ChangeLog

type ChangeLog struct {
	ID          string    `gorm:"type:uuid;primary_key;"`
	CreatedAt   time.Time `sql:"DEFAULT:current_timestamp"`
	ChangedBy   string    `gorm:"index"`
	ChangedFrom string    `gorm:"index"`
	Action      string
	ObjectID    string `gorm:"index"`
	ObjectType  string `gorm:"index"`
	Object      JSONB  `sql:"type:JSONB"`
}

type JSONB

type JSONB []byte

func (JSONB) Equals

func (j JSONB) Equals(j1 JSONB) bool

func (JSONB) IsNull

func (j JSONB) IsNull() bool

func (JSONB) MarshalJSON

func (j JSONB) MarshalJSON() ([]byte, error)

func (*JSONB) Scan

func (j *JSONB) Scan(value interface{}) error

func (*JSONB) UnmarshalJSON

func (j *JSONB) UnmarshalJSON(data []byte) error

func (JSONB) Value

func (j JSONB) Value() (driver.Value, error)

type LoggableModel

type LoggableModel struct {
}

type LoggablePlugin

type LoggablePlugin interface {
	SetUser(user string) *gorm.DB
	SetFrom(from string) *gorm.DB
	GetRecords(objectId string) ([]*ChangeLog, error)
}

func Register

func Register(db *gorm.DB) (LoggablePlugin, error)