gistfile1.txt

type Item struct {
	Id int `json:"id" db:"id"`

	Maker  string `json:"maker" db:"maker"`   // komatsu, hitachi; fixed
	Model  string `json:"model" db:"model"`   // SK815; non unique
	Serial string `json:"serial" db:"serial"` // 37BF00l74; unique
	Kind   string `json:"kind" db:"kind"`     // forklift, loader, crane
	Year   int    `json:"year" db:"year"`     // 1988

	Description string `json:"description" db:"description"`
	Buy         int    `json:"buy" db:"buy"`
	Sell        int    `json:"sell" db:"sell"`

	// 'Images' and 'Costs' fields are here for json serialization
	// we don't store full version or partial version (by _id) of these objects
	// to db since it is really hard to use array on postgres and/or
	// dealing with deserializing sql.NullString
	Images []Image `json:"images"`
	Costs  []Cost  `json:"costs"`

	Created time.Time `json:"created" db:"created"`
	Updated time.Time `json:"updated" db:"updated"`
}