package style

import (
	"git.gophernest.net/azpect/TextEditor/internal/core"
	"github.com/charmbracelet/lipgloss"
)

// Styles holds all the visual styling for the editor.
type Styles struct {
	// Cursor styles by mode
	CursorNormal  lipgloss.Style
	CursorInsert  lipgloss.Style
	CursorCommand lipgloss.Style

	// Gutter (line numbers)
	Gutter            lipgloss.Style
	GutterCurrentLine lipgloss.Style

	// Visual mode
	VisualHighlight lipgloss.Style
	VisualAnchor    lipgloss.Style // debugging

	// Status bar
	StatusBar       lipgloss.Style
	StatusBarActive lipgloss.Style

	// Command line
	CommandError lipgloss.Style
}

// DefaultStyles returns the default editor color scheme.
func DefaultStyles() Styles {
	return Styles{
		CursorNormal:  lipgloss.NewStyle().Reverse(true),
		CursorInsert:  lipgloss.NewStyle().Underline(true),
		CursorCommand: lipgloss.NewStyle().Reverse(true),

		Gutter: lipgloss.NewStyle().
			Background(lipgloss.Color("236")).
			Foreground(lipgloss.Color("243")),

		GutterCurrentLine: lipgloss.NewStyle().
			Background(lipgloss.Color("236")).
			Foreground(lipgloss.Color("#d69d00")),

		VisualHighlight: lipgloss.NewStyle().
			Background(lipgloss.Color("#7a6a00")),

		VisualAnchor: lipgloss.NewStyle().
			Background(lipgloss.Color("#a89020")),

		StatusBar: lipgloss.NewStyle().
			Background(lipgloss.Color("236")).
			Foreground(lipgloss.Color("243")),

		StatusBarActive: lipgloss.NewStyle().
			Background(lipgloss.Color("62")).
			Foreground(lipgloss.Color("230")),

		CommandError: lipgloss.NewStyle().
			Foreground(lipgloss.Color("#e3203a")),
	}
}

// CursorStyle returns the appropriate cursor style for the given mode.
func (s Styles) CursorStyle(mode core.Mode) lipgloss.Style {
	switch mode {
	case core.InsertMode:
		return s.CursorInsert
	case core.CommandMode:
		return s.CursorCommand
	default:
		return s.CursorNormal
	}
}