splitpane

type BackMsg struct{}

type CollapsedSummariser interface {
	// GetCollapsedSummary describes the hidden children, e.g. "2 resources, 1 link".
	// An empty string renders nothing.
	GetCollapsedSummary() string
}

type Config struct {
	// Required
	Styles          *styles.Styles
	DetailsRenderer DetailsRenderer

	// Optional: title shown in the left pane header (default: none)
	Title string

	// Optional with defaults
	LeftPaneRatio  float64        // Default: 0.4
	MaxExpandDepth int            // Default: 2
	SectionGrouper SectionGrouper // Default: no sections
	HeaderRenderer HeaderRenderer // Default: standard header with title and breadcrumb
	FooterRenderer FooterRenderer // Default: standard keyboard hints

	// StatusKeywords reports the words a "status:" filter can match an item by,
	// usually derived from the status it is already showing. Leave nil to filter
	// by name only; a status filter then matches nothing rather than everything.
	StatusKeywords func(Item) []string

	// StatusFilterHints are the status words offered while a filter is being
	// typed. The pane does not know what statuses mean, so the vocabulary comes
	// from whoever supplied StatusKeywords. Ordered most useful first, since
	// only as many as fit the pane are shown.
	StatusFilterHints []string

	// Section names (if using default grouper)
	// e.g., {"resource": "Resources"}
	SectionNames map[string]string
}

type DetailsRenderer interface {
	RenderDetails(item Item, width int, styles *styles.Styles) string
}

type DrillDownMsg struct {
	Item Item
}

type FooterRenderer interface {
	RenderFooter(model *Model, styles *styles.Styles) string
}

type HeaderRenderer interface {
	RenderHeader(model *Model, styles *styles.Styles) string
}

type Item interface {
	// GetID provides a unique identifier that is primarily
	// used for expansion tracking in the split pane
	GetID() string
	// GetName provides a human-readable name for the item
	GetName() string
	// GetIcon provides a status icon (styled when not selected)
	GetIcon(selected bool) string
	// GetAction provides action badge text (e.g "CREATE", "UPDATE", etc.)
	GetAction() string
	// GetDepth provides the nesting depth for indentation
	GetDepth() int
	// GetParentID returns the parent item ID (empty for top-level items)
	GetParentID() string
	// GetItemType returns the type for section grouping (e.g., "resource", "child")
	GetItemType() string
	// IsExpandable indicates whether the item can be expanded in-place
	IsExpandable() bool
	// CanDrillDown indicates whether the item can be drilled into for detailed view
	CanDrillDown() bool
	// GetChildren provides a list of child items
	// displayed when the current item is expanded
	GetChildren() []Item
}

type ItemExpandedMsg struct {
	Item     Item
	Expanded bool
}

type ItemSelectedMsg struct {
	Item Item
}

type ItemsUpdatedMsg struct{}

type Model struct {
	// contains filtered or unexported fields
}

type NavigationFrame struct {
	// ParentID is the identifier of the item drilled into
	ParentID string
	// ParentName is the display name for the breadcrumb
	ParentName string
	// SelectedID is the ID of the item that was selected before drilling down
	SelectedID string
	// Items are the items at this level (snapshot for back navigation)
	Items []Item
}

type PaneType int

type QuitMsg struct{}

type Section struct {
	Name  string
	Items []Item
}

type SectionGrouper interface {
	GroupItems(items []Item, isExpanded func(id string) bool) []Section
}