Add Dunst adapter to Sithego for theme generation and configuration

sithego/main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"Sithego/themer"
+	"Sithego/themer/adapters/dunst"
 	"Sithego/themer/adapters/gtk"
 	"Sithego/themer/adapters/intellij"
 	"Sithego/themer/adapters/qt"
@@ -30,4 +31,8 @@ func main() {
 		panic(err)
 	}
 
+	if err := dunst.New(dunst.WithOutputDir("../dotfiles/.config/dunst/")).Generate(theme); err != nil {
+		panic(err)
+	}
+
 }

sithego/themer/adapters/dunst/dunst.go

@@ -0,0 +1,127 @@
+package dunst
+
+import (
+	"Sithego/themer"
+	"os"
+	"path/filepath"
+	"regexp"
+	"strconv"
+	"strings"
+	"text/template"
+)
+
+type Adapter struct {
+	OutputDir string
+}
+
+type Option func(*Adapter)
+
+func WithOutputDir(dir string) Option {
+	return func(a *Adapter) {
+		a.OutputDir = dir
+	}
+}
+
+func New(opt ...Option) *Adapter {
+	home, _ := os.UserHomeDir()
+	a := &Adapter{
+		OutputDir: filepath.Join(home, ".config", "dunst"),
+	}
+	for _, o := range opt {
+		o(a)
+	}
+	return a
+}
+
+func (a *Adapter) Name() string { return "Dunst" }
+
+type tmplData struct {
+	Theme   themer.Theme
+	Padding struct {
+		V int
+		H int
+	}
+	Radius struct {
+		Small int
+		Base  int
+		Large int
+	}
+}
+
+func (a *Adapter) Generate(t themer.Theme) error {
+	templatePath := filepath.Join("themer", "adapters", "dunst", "dunstrc")
+	templ, err := template.ParseFiles(templatePath)
+	if err != nil {
+		return err
+	}
+
+	if err := os.MkdirAll(a.OutputDir, 0o755); err != nil {
+		return err
+	}
+	outputPath := filepath.Join(a.OutputDir, "dunstrc")
+	f, err := os.Create(outputPath)
+	if err != nil {
+		return err
+	}
+	defer f.Close()
+
+	data := tmplData{Theme: t}
+
+	vp, hp := parsePaddingPair(t.Spacing.Padding)
+	data.Padding.V = vp
+	data.Padding.H = hp
+	data.Radius.Small = parsePx(t.Spacing.RadiusSmall)
+	if data.Radius.Small == 0 {
+		data.Radius.Small = 4
+	}
+	data.Radius.Base = parsePx(t.Spacing.Radius)
+	if data.Radius.Base == 0 {
+		data.Radius.Base = data.Radius.Small
+	}
+	data.Radius.Large = parsePx(t.Spacing.RadiusLarge)
+	if data.Radius.Large == 0 {
+		data.Radius.Base = data.Radius.Large
+	}
+
+	if err := templ.Execute(f, data); err != nil {
+		return err
+	}
+	return nil
+}
+
+var rePxPair = regexp.MustCompile(`(?i)\b(\d+)\s*px\b(?:\s+(\d+)\s*px\b)?`)
+var rePx = regexp.MustCompile(`(?i)\b(\d+)\s*px\b`)
+
+func parsePaddingPair(s string) (int, int) {
+	s = strings.TrimSpace(s)
+	if s == "" {
+		return 0, 0
+	}
+	m := rePxPair.FindStringSubmatch(s)
+	if len(m) == 3 {
+		v, _ := strconv.Atoi(m[1])
+		if m[2] != "" {
+			h, _ := strconv.Atoi(m[2])
+			return v, h
+		}
+		// single value provided -> use for both
+		return v, v
+	}
+	// fallback: try generic px
+	m2 := rePx.FindStringSubmatch(s)
+	if len(m2) == 2 {
+		v, _ := strconv.Atoi(m2[1])
+		return v, v
+	}
+	return 0, 0
+}
+
+func parsePx(s string) int {
+	s = strings.TrimSpace(s)
+	m := rePx.FindStringSubmatch(s)
+	if len(m) == 2 {
+		v, _ := strconv.Atoi(m[1])
+		return v
+	}
+	return 0
+}

sithego/themer/adapters/dunst/dunstrc

@@ -0,0 +1,87 @@
+# Generated by Sithego for {{ .Theme.Meta.Name }}
+# This file is included from your main dunstrc and sets colors, paddings and radii.
+[global]
+
+monitor = 0
+    follow = keyboard
+    width = 500
+    height = (0,500)
+    origin = top-center
+    offset = (0,25)
+    scale = 0
+    notification_limit = 20
+    progress_bar = true
+    progress_bar_height = 15
+    progress_bar_frame_width = 1
+    progress_bar_min_width = 150
+    progress_bar_max_width = 500
+    indicate_hidden = yes
+    separator_height = 2
+    text_icon_padding = 0
+    frame_width = 5
+    gap_size = 0
+    separator_color = frame
+    sort = yes
+    idle_threshold = 120
+    font = "Fira Sans Semibold" 9
+    line_height = 1
+    markup = full
+    format = "<i>%a</i>\n<b>%s</b> %p\n%b"
+    alignment = center
+    vertical_alignment = center
+    show_age_threshold = 60
+    ellipsize = middle
+    ignore_newline = no
+    stack_duplicates = true
+    hide_duplicate_count = false
+    show_indicators = yes
+    enable_recursive_icon_lookup = true
+    icon_theme = "Silvery-Dark-Icons,Adwaita"
+    icon_position = left
+    min_icon_size = 32
+    max_icon_size = 128
+    icon_path = /usr/share/icons/gnome/16x16/status/:/usr/share/icons/gnome/16x16/devices/
+    sticky_history = yes
+    history_length = 20
+    browser = /usr/bin/xdg-open
+    always_run_script = true
+    title = Dunst
+    class = Dunst
+    corner_radius = {{ .Radius.Large }}
+    ignore_dbusclose = false
+    force_xwayland = false
+    force_xinerama = false
+    mouse_left_click = close_current
+    mouse_middle_click = do_action, close_current
+    mouse_right_click = close_all
+
+# Global color accents
+frame_color = "{{ .Theme.Colors.Semantic.Border.Value }}"
+highlight   = "{{ .Theme.Colors.Semantic.Accent.Value }}"
+
+# Spacing derived from theme spacing (Padding: vertical horizontal)
+padding            = {{ .Padding.V }}
+horizontal_padding = {{ .Padding.H }}
+
+# Radii
+progress_bar_corner_radius = {{ .Radius.Small }}
+icon_corner_radius         = {{ .Radius.Small }}
+
+# Urgency styles mapped from semantic palette
+[urgency_low]
+background = "{{ .Theme.Colors.Semantic.Background.Value }}69"
+foreground = "{{ .Theme.Colors.Semantic.Text.Value }}"
+frame_color = "{{ .Theme.Colors.Semantic.Accent.Value }}"
+timeout = 6
+
+[urgency_normal]
+background = "{{ .Theme.Colors.Semantic.Background.Value }}69"
+foreground = "{{ .Theme.Colors.Semantic.Text.Value }}"
+frame_color = "{{ .Theme.Colors.Semantic.Accent.Value }}"
+timeout = 6
+
+[urgency_critical]
+background  = "{{ .Theme.Colors.Semantic.Warn.Value }}69"
+foreground  = "{{ .Theme.Colors.Semantic.Surface.Value }}"
+frame_color = "{{ .Theme.Colors.Semantic.Warn.Value }}"
+timeout = 12