traverse/theme.go at main · chenyc21/traverse · GitHub

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package main

// Theme defines all colors used in the application.
type Theme struct {
	// Cursor and selection
	CursorBg   string // cursor background
	CursorFg   string // cursor foreground
	SelectMark string // selection mark color

	// Directories
	DirFg string // directory name color

	// Git status
	GitModified   string
	GitAdded      string
	GitDeleted    string
	GitRenamed    string
	GitUntracked  string
	GitConflicted string

	// Status bar
	StatusBg      string // status bar background
	StatusFg      string // status bar foreground
	StatusGitBg   string // git info background
	StatusGitFg   string // git info foreground
	StatusSortBg  string // sort mode background
	StatusSortFg  string // sort mode foreground
	StatusGG      string // gg pending indicator

	// Messages
	MsgSuccess string // success message
	MsgError   string // error message

	// Text
	TextDim string // dimmed/description text

	// Help
	HelpBorder string

	// Filter highlight
	FilterMatch string // matching characters in filter

	// Diff
	DiffHeader string // @@ lines and diff headers
	DiffAdd    string // + lines
	DiffDel    string // - lines

	// Preview
	PreviewTitle string
	PreviewLoad  string // loading indicator

	// Confirm dialog
	ConfirmBg string
	ConfirmFg string
}

// DefaultTheme returns the default dark theme.
func DefaultTheme() Theme {
	return Theme{
		CursorBg:   "62",
		CursorFg:   "15",
		SelectMark: "10",
		DirFg:      "12",

		GitModified:   "11",
		GitAdded:      "10",
		GitDeleted:    "9",
		GitRenamed:    "14",
		GitUntracked:  "8",
		GitConflicted: "9",

		StatusBg:      "240",
		StatusFg:      "15",
		StatusGitBg:   "22",
		StatusGitFg:   "15",
		StatusSortBg:  "240",
		StatusSortFg:  "15",
		StatusGG:      "11",

		MsgSuccess: "10",
		MsgError:   "9",

		TextDim: "240",

		HelpBorder: "12",

		FilterMatch: "11",

		DiffHeader: "14",
		DiffAdd:    "10",
		DiffDel:    "9",

		PreviewTitle: "14",
		PreviewLoad:  "11",

		ConfirmBg: "1",
		ConfirmFg: "15",
	}
}

// CatppuccinMochaTheme returns a Catppuccin Mocha inspired theme.
// Colors are approximated to ANSI 256 palette.
func CatppuccinMochaTheme() Theme {
	return Theme{
		CursorBg:   "236", // Surface0 #313244
		CursorFg:   "252", // Text #cdd6f4
		SelectMark: "114", // Green #a6e3a1
		DirFg:      "111", // Blue #89b4fa

		GitModified:   "223", // Yellow #f9e2af
		GitAdded:      "114", // Green #a6e3a1
		GitDeleted:    "211", // Red #f38ba8
		GitRenamed:    "80",  // Teal #94e2d5
		GitUntracked:  "249", // Subtext1 #bac2de
		GitConflicted: "211", // Red #f38ba8

		StatusBg:     "236", // Surface0 #313244
		StatusFg:     "252", // Text #cdd6f4
		StatusGitBg:  "238", // Surface2 #585b70
		StatusGitFg:  "252", // Text #cdd6f4
		StatusSortBg: "236", // Surface0 #313244
		StatusSortFg: "252", // Text #cdd6f4
		StatusGG:     "218", // Pink #f5c2e7

		MsgSuccess: "114", // Green #a6e3a1
		MsgError:   "211", // Red #f38ba8

		TextDim: "243", // Overlay1 #7f849c

		HelpBorder: "147", // Lavender #b4befe

		FilterMatch: "223", // Yellow #f9e2af

		DiffHeader: "141", // Mauve #cba6f7
		DiffAdd:    "114", // Green #a6e3a1
		DiffDel:    "211", // Red #f38ba8

		PreviewTitle: "80",  // Teal #94e2d5
		PreviewLoad:  "218", // Pink #f5c2e7

		ConfirmBg: "236", // Surface0 #313244
		ConfirmFg: "252", // Text #cdd6f4
	}
}

// ThemeFromConfig returns a theme based on the config name.
func ThemeFromConfig(name string) Theme {
	switch name {
	case "catppuccin", "catppuccin-mocha":
		return CatppuccinMochaTheme()
	default:
		return DefaultTheme()
	}
}