Predefined ColorSchemes

- added support for predefined color schemes
- moved all the code regarding colors generation from wallpaper to the
ColorSchemes service

Services/ColorSchemes.qml

@@ -15,6 +15,8 @@ Singleton {
 
   property var schemes: []
   property bool scanning: false
+  property string schemesDirectory: Quickshell.shellDir + "/Assets/ColorSchemes"
+  property string colorsJsonFilePath: Settings.configDir + "colors.json"
 
   function loadColorSchemes() {
     console.log("[ColorSchemes] Load ColorSchemes")
@@ -22,7 +24,20 @@ Singleton {
     schemes = []
     // Unsetting, then setting the folder will re-trigger the parsing!
     folderModel.folder = ""
-    folderModel.folder = "file://" + Quickshell.shellDir + "/Assets/ColorSchemes"
+    folderModel.folder = "file://" + schemesDirectory
+  }
+
+  function applyScheme(filePath) {
+    Quickshell.execDetached(["cp", filePath, colorsJsonFilePath])
+  }
+
+  function changedWallpaper() {
+    if (Settings.data.colorSchemes.useWallpaperColors) {
+      console.log("[ColorSchemes] Starting color generation process")
+      generateColorsProcess.running = true
+      // Invalidate potential predefined scheme
+      Settings.data.colorSchemes.predefinedScheme = ""
+    }
   }
 
   FolderListModel {
@@ -34,12 +49,30 @@ Singleton {
       if (status === FolderListModel.Ready) {
         var files = []
         for (var i = 0; i < count; i++) {
-          var filepath = folderModel.folder + "/" + get(i, "fileName")
+          var filepath = schemesDirectory + "/" + get(i, "fileName")
           files.push(filepath)
         }
         schemes = files
         scanning = false
-        console.log(schemes)
+      }
+    }
+  }
+
+  Process {
+    id: generateColorsProcess
+    command: ["matugen", "image", Wallpapers.currentWallpaper, "--config", Quickshell.shellDir + "/Assets/Matugen/matugen.toml"]
+    workingDirectory: Quickshell.shellDir
+    running: false
+    stdout: StdioCollector {
+      onStreamFinished: {
+        console.log("[ColorSchemes] Generated colors from wallpaper")
+      }
+    }
+    stderr: StdioCollector {
+      onStreamFinished: {
+        if (this.text !== "") {
+          console.error(this.text)
+        }
       }
     }
   }