Bring backs most services

Services/Wallpapers.qml

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+pragma Singleton
+
+import QtQuick
+import Qt.labs.folderlistmodel
+import Quickshell
+import Quickshell.Io
+
+Singleton {
+  id: manager //TBC
+
+  Item {
+    Component.onCompleted: {
+      loadWallpapers()
+      setCurrentWallpaper(currentWallpaper, true)
+      toggleRandomWallpaper()
+    }
+  }
+
+  property var wallpaperList: []
+  property string currentWallpaper: Settings.settings.currentWallpaper
+  property bool scanning: false
+  property string transitionType: Settings.settings.transitionType
+  property var randomChoices: ["fade", "left", "right", "top", "bottom", "wipe", "wave", "grow", "center", "any", "outer"]
+
+  function loadWallpapers() {
+    scanning = true
+    wallpaperList = []
+    folderModel.folder = ""
+    folderModel.folder = "file://" + (Settings.settings.wallpaperFolder
+                                      !== undefined ? Settings.settings.wallpaperFolder : "")
+  }
+
+  function changeWallpaper(path) {
+    setCurrentWallpaper(path)
+  }
+
+  function setCurrentWallpaper(path, isInitial) {
+    currentWallpaper = path
+    if (!isInitial) {
+      Settings.settings.currentWallpaper = path
+    }
+    if (Settings.settings.useSWWW) {
+      if (Settings.settings.transitionType === "random") {
+        transitionType = randomChoices[Math.floor(Math.random(
+                                                    ) * randomChoices.length)]
+      } else {
+        transitionType = Settings.settings.transitionType
+      }
+      changeWallpaperProcess.running = true
+    }
+
+    if (randomWallpaperTimer.running) {
+      randomWallpaperTimer.restart()
+    }
+
+    generateTheme()
+  }
+
+  function setRandomWallpaper() {
+    var randomIndex = Math.floor(Math.random() * wallpaperList.length)
+    var randomPath = wallpaperList[randomIndex]
+    if (!randomPath) {
+      return
+    }
+    setCurrentWallpaper(randomPath)
+  }
+
+  function toggleRandomWallpaper() {
+    if (Settings.settings.randomWallpaper && !randomWallpaperTimer.running) {
+      randomWallpaperTimer.start()
+      setRandomWallpaper()
+    } else if (!Settings.settings.randomWallpaper
+               && randomWallpaperTimer.running) {
+      randomWallpaperTimer.stop()
+    }
+  }
+
+  function restartRandomWallpaperTimer() {
+    if (Settings.settings.randomWallpaper) {
+      randomWallpaperTimer.stop()
+      randomWallpaperTimer.start()
+    }
+  }
+
+  function generateTheme() {
+    if (Settings.settings.useWallpaperTheme) {
+      generateThemeProcess.running = true
+    }
+  }
+
+  Timer {
+    id: randomWallpaperTimer
+    interval: Settings.settings.wallpaperInterval * 1000
+    running: false
+    repeat: true
+    onTriggered: setRandomWallpaper()
+    triggeredOnStart: false
+  }
+
+  FolderListModel {
+    id: folderModel
+    // Swww supports many images format but Quickshell only support a subset of those.
+    nameFilters: ["*.jpg", "*.jpeg", "*.png", "*.gif", "*.pnm", "*.bmp"]
+    showDirs: false
+    sortField: FolderListModel.Name
+    onStatusChanged: {
+      if (status === FolderListModel.Ready) {
+        var files = []
+        var filesSwww = []
+        for (var i = 0; i < count; i++) {
+          var filepath = (Settings.settings.wallpaperFolder
+                          !== undefined ? Settings.settings.wallpaperFolder : "") + "/" + get(
+            i, "fileName")
+          files.push(filepath)
+        }
+        wallpaperList = files
+        scanning = false
+      }
+    }
+  }
+
+  Process {
+    id: changeWallpaperProcess
+    command: ["swww", "img", "--resize", Settings.settings.wallpaperResize, "--transition-fps", Settings.settings.transitionFps.toString(
+        ), "--transition-type", transitionType, "--transition-duration", Settings.settings.transitionDuration.toString(
+        ), currentWallpaper]
+    running: false
+  }
+
+  Process {
+    id: generateThemeProcess
+    command: ["wallust", "run", currentWallpaper, "-u", "-k", "-d", "Templates"]
+    workingDirectory: Quickshell.shellDir
+    running: false
+  }
+}