package main

import (
	"log"

	"go.i3wm.org/i3"
)

func GetWorkspaceWallpaper(workspace string, config Config) string {
	file := config.Default
	workspaceFile := config.Workspaces[workspace]

	if workspaceFile != "" {
		file = workspaceFile
	}

	return file
}

func GetOutputsWallpapers(config Config) ([]string, error) {
	files := []string{}
	outputs, err := i3.GetOutputs()
	if err != nil {
		return files, err
	}

	for _, output := range outputs {
		if output.CurrentWorkspace != "" {
			file := GetWorkspaceWallpaper(output.CurrentWorkspace, config)

			if file != "" {
				files = append(files, file)
			}
		}
	}

	return files, nil
}

func UpdateWallapers(config Config) {
	files, err := GetOutputsWallpapers(config)
	if err != nil {
		log.Printf("[ERROR] %s", err.Error())
		return
	}

	cmd, err := FehUpdateWallpapers(files)

	if err != nil {
		log.Printf("[ERROR] cmd=%s error=%s", cmd.String(), err.Error())
	} else {
		log.Printf("[SUCCESS] cmd=%s", cmd.String())
	}
}