refactoring: move logic in different files

main.go

@@ -3,28 +3,10 @@ package main
 import (
 	"log"
 	"os"
-	"os/exec"
 
 	"go.i3wm.org/i3"
-	"gopkg.in/yaml.v3"
 )
 
-type Config struct {
-	Default    string            `yaml:"default"`
-	Workspaces map[string]string `yaml:"workspaces"`
-}
-
-func getWallpaper(workspace string, config Config) string {
-	file := config.Default
-	workspaceFile := config.Workspaces[workspace]
-
-	if workspaceFile != "" {
-		file = workspaceFile
-	}
-
-	return file
-}
-
 func main() {
 	recv := i3.Subscribe(i3.WorkspaceEventType)
 
@@ -33,47 +15,24 @@ func main() {
 		os.Exit(1)
 	}
 
-	data, err := os.ReadFile(os.Args[1])
-	config := Config{}
+	config, err := LoadConfiguration(os.Args[1])
 
 	if err != nil {
-		log.Printf("[error] %s", err.Error())
-		os.Exit(1)
-	}
-
-	err = yaml.Unmarshal(data, &config)
-
-	if err != nil {
-		log.Printf("[error] %s", err.Error())
+		log.Printf("[ERROR] %s", err.Error())
 		os.Exit(1)
 	}
 
 	for recv.Next() {
 		event := recv.Event().(*i3.WorkspaceEvent)
 
-		if event.Change != "focus" {
-			continue
-		}
+		if event.Change == "focus" {
+			cmd, err := HandleFocusEvent(config)
 
-		outputs, err := i3.GetOutputs()
-		args := []string{}
-
-		if err == nil {
-			for _, output := range outputs {
-				if output.CurrentWorkspace != "" {
-					args = append(args, "--bg-fill", getWallpaper(output.CurrentWorkspace, config))
-				}
+			if err != nil {
+				log.Printf("[ERROR] cmd=%s error=%s", cmd.String(), err.Error())
+			} else {
+				log.Printf("[SUCCESS] cmd=%s", cmd.String())
 			}
-
-			cmd := exec.Command("feh", args...)
-			cmd.Env = os.Environ()
-			log.Printf("[UPDATE] %s", cmd.String())
-
-			if err := cmd.Run(); err != nil {
-				log.Printf("[ERROR] %s", err.Error())
-			}
-		} else {
-			log.Printf("[ERROR] %s", err.Error())
 		}
 	}
 }