Rearchitecture the project for Poetry support.

konawall/environments/darwin.py

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+import subprocess
+from module_loader import add_environment
+
+"""
+This sets wallpapers on Darwin.
+
+:param files: A list of files to set as wallpapers
+"""
+@add_environment("darwin_setter")
+def set_wallpapers(files: list, displays: list):
+    for i, file in enumerate(files):
+        # Run osascript to set the wallpaper for each monitor
+        command = f'tell application "System Events" to set picture of desktop {i} to "{file}"'
+        subprocess.run(["osascript", "-e", command])

konawall/environments/win32.py

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+import os
+import ctypes
+import logging
+from imager import combine_to_viewport
+from module_loader import add_environment
+
+"""
+Pre-setting on Windows
+"""
+@add_environment("win32_init")
+def init():
+    os.system("color")
+    logging.debug("Initialized for a Windows environment")
+
+"""
+This sets wallpapers on Windows.
+
+:param files: A list of files to set as wallpapers
+"""
+@add_environment("win32_setter")
+def set_wallpapers(files: list, displays: list):
+    import winreg
+    if len(files) > 1:
+        logging.debug("Several monitors detected, going the hard route")
+        desktop = winreg.OpenKey(winreg.HKEY_CURRENT_USER, "Control Panel\\Desktop", 0, winreg.KEY_ALL_ACCESS)
+        wallpaper_style = winreg.SetValueEx(desktop, "WallpaperStyle", 0, winreg.REG_SZ, "5")
+        desktop.Close()
+        file = combine_to_viewport(displays, files)
+        ctypes.windll.user32.SystemParametersInfoW(20, 0, file, 0)
+    else:
+        logging.debug("Detected only one monitor, setting wallpaper simply")
+        desktop = winreg.OpenKey(winreg.HKEY_CURRENT_USER, "Control Panel\\Desktop", 0, winreg.KEY_ALL_ACCESS)
+        wallpaper_style = winreg.SetValueEx(desktop, "WallpaperStyle", 0, winreg.REG_SZ, "3")
+        desktop.Close()
+        ctypes.windll.user32.SystemParametersInfoW(20, 0, files[0] , 0)