orgo

type Document struct {
	Metadata
	Nodes []Node
}

type HeadingNode struct {
	Title         string
	Level         int
	Todo          string
	Tags          []string
	Properties    map[string]any
	ScheduledTime *time.Time
	DeadlineTime  *time.Time
	Logbook       []LogbookEntry
	Children      []Node
}

type LogbookEntry struct {
	From time.Time
	To   *time.Time
}

type Metadata struct {
	Title        string
	Author       string
	Tags         map[string][]string
	TodoKeywords []TodoKeyword
	Properties   map[string]string
}

type Node interface {
	Type() string
}

type SourceNode struct {
	Language   string
	Properties map[string]string
	Content    string
}

type TodoKeyword struct {
	Pre  []string
	Post []string
}