add night mode for themes

src/wallpyper.py

@@ -3,35 +3,82 @@
 from wallpyperFuncs import *
 
 def main():
-    theme = ""
-
     if len(sys.argv) == 2 and sys.argv[1] in ("help","--help","-h"):
         printHelpInfo()
-    else:
-        if len(sys.argv) == 1: theme = None
-        elif len(sys.argv) == 2 and sys.argv[1] in ("quit", "stop"): killLastSession(); sys.exit(0)
-        elif len(sys.argv) >= 2 and sys.argv[1] == "set": 
-            if len(sys.argv) == 2:
-                themes = getThemes()
+
+    theme = ""
+
+    if len(sys.argv) == 1: theme = None
+    elif len(sys.argv) == 2 and sys.argv[1] in ("quit", "stop"): killLastSession(); sys.exit(0)
+    elif len(sys.argv) >= 2 and sys.argv[1] == "set": 
+        if len(sys.argv) == 2:
+            themes = getThemes()
+            try:
+                import dmenu
+
+                theme = dmenu.show(themes, prompt='Themes:')
+            except ModuleNotFoundError:
                 try:
-                    import dmenu
+                    from rofi import Rofi
 
-                    theme = dmenu.show(themes, prompt='Themes:')
-                except ModuleNotFoundError:
-                    try:
-                        from rofi import Rofi
-
-                        r = Rofi()
-                        theme = themes[r.select('Themes:', themes)[0]]
-                    except ModuleNotFoundError:
-                        printHelpInfo()
-                        exit(0)
-            elif len(sys.argv) == 3:
-                theme = sys.argv[2]
-            else: printHelpInfo()
+                    r = Rofi()
+                    theme = themes[r.select('Themes:', themes)[0]]
+                except ModuleNotFoundError: printHelpInfo()
+        elif len(sys.argv) == 3:
+            theme = sys.argv[2]
         else: printHelpInfo()
+    else: printHelpInfo()
     
-    setTheme(theme)
+    config = getConfig()
+
+    if theme == None:
+        theme = config["default_theme"]
+
+    if theme not in config:
+        print(f'There is no "{theme}" in config')
+        exit(0)
+    
+    killLastSession()
+
+    if "night" in config[theme]:
+        nightTime = None
+        
+        if "night_time" in config[theme]:
+            nightTime = config[theme]["night_time"].split("-")
+        elif "default_night_time" in config:
+            nightTime = config["default_night_time"].split("-")
+        
+        if nightTime != None:
+            nightMode = False
+            currentTime = datetime.now().strftime("%H:%M:%S")
+
+            if timeDiff(currentTime, nightTime[0]+":0") > timeDiff(currentTime, nightTime[1]+":0"):
+                nightMode = True
+
+            while True:
+                threadIsAlive = True
+
+                mode = Thread(target=setTheme, args=(theme, nightMode), daemon = True)
+                mode.start()
+
+                currentTime = datetime.now().strftime("%H:%M:%S")
+                if nightMode:
+                    sleep(timeDiff(currentTime, nightTime[1]+":0"))
+                else:
+                    sleep(timeDiff(currentTime, nightTime[0]+":0"))
+                    
+                nightMode = not nightMode
+                threadIsAlive = False
+                mode.join()
+        
+        else:
+            setTheme(theme)
+
+    else:
+        setTheme(theme)
 
 if __name__ == '__main__':
-    main()
+    try:
+        main()
+    except KeyboardInterrupt:
+        pass

src/wallpyperFuncs.py

@@ -4,6 +4,7 @@ import random
 import sys
 from time import sleep
 from threading import Thread
+from datetime import datetime
 
 
 def printHelpInfo():
@@ -12,6 +13,7 @@ Commands:
     quit, stop              shutdown wallpyper
     set <theme>             set <theme> theme
     help, --help, -h        print this information""")
+    sys.exit(0)
 
 def runCommand(commandName, output=False):
     if output:
@@ -66,22 +68,13 @@ def setRandomWallpaper(path):
     setWallpaper(wallpaperName)
 
 
-def setDynamicWallpaper(path, delay):
-    while True:
-        setRandomWallpaper(path)
-        sleep(delay)
-
-
-def setTheme(themeName = None):
-    killLastSession()
-
+def setTheme(themeName = None, nightMode = False):
     config = getConfig()
 
-    if themeName == None:
-        themeName = config["default_theme"]
-
-    
-    theme = config[themeName]
+    if nightMode:
+        theme = config[themeName]["night"]
+    else:
+        theme = config[themeName]
 
     if theme["type"] == "static":
         try: 
@@ -98,12 +91,13 @@ def setTheme(themeName = None):
 
         delay = delay[0] + delay[1]*60 + delay[2]*3600
 
-        wallpyperThread = Thread(target=setDynamicWallpaper, args=(theme["path"],delay,))
-        wallpyperThread.start()
+        global threadIsAlive
+        while threadIsAlive:
+            setRandomWallpaper(theme["path"])
+            sleep(delay)
     
     else:
         printHelpInfo()
-        sys.exit(0)
 
 
 def getThemes():
@@ -115,4 +109,35 @@ def getThemes():
         if type(config[e]) == dict:
             themes.append(e)
     
-    return themes
+    return themes
+
+def timeDiff(time1, time2):
+    time1 = list(map(int,time1.split(":")))
+    time2 = list(map(int,time2.split(":")))
+
+    seconds = 0
+
+    diff = 0
+    while (time1[2]+diff)%60 != time2[2]:
+        diff+=1
+
+    seconds+=diff
+
+    if (diff + time1[2] > 60): time1[1]+=1
+
+    diff = 0
+    while (time1[1]+diff)%60 != time2[1]:
+        diff+=1
+
+    seconds+=diff*60
+
+    if (diff + time1[1] > 60): time1[0]+=1
+
+    diff = 0
+
+    while (time1[0]+diff)%24 != time2[0]:
+        diff+=1
+
+    seconds+=diff*60*60
+
+    return seconds