Extracted installation methods, created a new class for theme installers

scripts/install/theme_installer.py

@@ -0,0 +1,74 @@
+import argparse
+
+from scripts.install.colors_definer import ColorsDefiner
+from scripts.theme import Theme
+from scripts.tweaks_manager import TweaksManager
+
+
+class ThemeInstaller:
+    theme: Theme
+
+    def __init__(self, args: argparse.Namespace, colors: ColorsDefiner):
+        self.args = args
+        self.colors = colors
+        self.stop_after_first_installed_color = False
+        self._define_theme()
+
+    def remove(self):
+        pass
+
+    def install(self):
+        self.theme.prepare()
+        self._apply_tweaks_to_theme()
+        self._apply_colors()
+
+    def _define_theme(self):
+        pass
+
+    def _install_theme(self, hue, theme_name, sat):
+        pass
+
+    def _apply_tweaks_to_theme(self):
+        pass
+
+    def _apply_tweaks(self, theme):
+        tweaks_manager = TweaksManager()
+        tweaks_manager.apply_tweaks(self.args, theme, self.colors)
+
+    def _apply_colors(self):
+        installed_any = False
+
+        if self.args.hue:
+            installed_any = True
+            self._apply_custom_color()
+        else:
+            installed_any = self._apply_default_color()
+
+        if not installed_any:
+            raise Exception('No color arguments specified. Use -h or --help to see the available options.')
+
+    def _apply_custom_color(self):
+        name = self.args.name
+        hue = self.args.hue
+        sat = self.args.sat
+
+        theme_name = name if name else f'hue{hue}'
+        self._install_theme(hue, theme_name, sat)
+
+    def _apply_default_color(self) -> bool:
+        colors = self.colors.colors
+        args = self.args
+        installed_any = False
+
+        for color, values in colors.items():
+            if self.args.all or getattr(self.args, color, False):
+                hue = values.get('h')
+                sat = values.get('s', args.sat)  # if saturation already defined in color (gray)
+
+                self._install_theme(hue, color, sat)
+                installed_any = True
+
+                if self.stop_after_first_installed_color:
+                    break
+
+        return installed_any