dal

type Comparator int

type CompiledQuery struct {
	String string
	Params map[string]interface{}
}

type Cursor string

type Definition struct {
	Name        string `json:"name"`
	Description string `json:"description"`
}

type Entity struct {
	Metadata
	ID  string `json:"id"`
	Rev string `json:"rev"`
}

type Filtering struct {
	Fields   []FilteringField
	Operator LogicOperator
}

type FilteringField struct {
	Name       string      `json:"name"`
	Value      interface{} `json:"value"`
	Comparator Comparator  `json:"comparator"`
}

type LogicOperator int

type Metadata struct {
	CreatedAt *time.Time `json:"created_at,omitempty"`
	UpdateAt  *time.Time `json:"update_at,omitempty"`
}

type Order = uint64

type Pagination struct {
	Cursor Cursor `json:"cursor"`
	Count  uint64 `json:"count"`
}

type Query struct {
	Pagination Pagination `json:"pagination"`
	Sorting    Sorting    `json:"sorting"`
	Filtering  Filtering  `json:"filtering"`
}

type QueryResult struct {
	BeforeCursor Cursor `json:"before_cursor"`
	AfterCursor  Cursor `json:"after_cursor"`
	Count        uint64 `json:"count"`
}

type Sorting struct {
	Fields []*SortingField `json:"columns"`
}

type SortingField struct {
	Name  string `json:"name"`
	Order Order  `json:"order"`
}