inital commit

timer.py

@@ -0,0 +1,74 @@
+#!/bin/env python3
+import datetime
+from tkinter import Tk, CENTER, Label
+import click
+import typing as t
+
+
+class DateTime(click.DateTime):
+    def _try_to_convert_date(self, value: t.Any, format: str) -> t.Optional[datetime]:
+        try:
+            if format == SECONDS and value[-1] == "s":
+                return datetime.datetime.now() + datetime.timedelta(seconds=int(value[1:-1]))
+            if format == MINUTES and value[-1] == "m":
+                return datetime.datetime.now() + datetime.timedelta(minutes=int(value[1:-1]))
+            if format == HOURS:
+                return datetime.datetime.combine(
+                    datetime.datetime.now().date(),
+                    datetime.datetime.strptime(value, format).time()
+                )
+            return datetime.datetime.strptime(value, format)
+        except ValueError:
+            return None
+
+
+SECONDS = '+%Ms'
+MINUTES = '+%Mm'
+HOURS = '%H:%M'
+DATETIME_FORMAT = ['%Y-%m-%d', '%Y-%m-%dT%H:%M:%S', '%Y-%m-%d %H:%M:%S', '%Y-%m-%d %H:%M', HOURS, MINUTES, SECONDS]
+
+
+@click.command()
+@click.argument("enddate", type=DateTime(formats=DATETIME_FORMAT))
+def main(enddate):
+    root = Tk()
+    root.geometry("300x100+200+200")
+    root.configure(background="#000")
+    tlbl = Label(root, text="", font=("Arial", -100), fg="#fff", bg="#000")
+    tlbl.pack()
+    tlbl.place(relx=.5, rely=.5, anchor=CENTER)
+
+    def deltaStr(t):
+        days, remainder = divmod(t.total_seconds(), 60 * 60 * 24)
+        hours, remainder = divmod(remainder, 3600)
+        minutes, seconds = divmod(remainder, 60)
+        if days == 0:
+            if hours == 0:
+                if minutes == 0:
+                    return f"{int(seconds):02d}"
+                return f"{int(minutes):02d}:{int(seconds):02d}"
+            return f"{int(hours):02d}:{int(minutes):02d}:{int(seconds):02d}"
+        return f"{int(days):02d}:{int(hours):02d}:{int(minutes):02d}:{int(seconds):02d}"
+
+    def resize(_):
+        ratio = root.winfo_width() / 1920
+        tlbl.configure(font=('Chicago', int(ratio * -200)))
+
+    def update():
+        delta = enddate - datetime.datetime.now()
+        if delta.total_seconds() < 0:
+            tlbl.configure(text="Now")
+            tlbl.config(fg="red")
+        else:
+            tlbl.configure(text=deltaStr(delta))
+        root.after(1000, update)
+
+    root.bind("<Configure>", resize)
+    root.bind("<Escape>", lambda x: root.destroy())
+    root.after(1, update)
+    root.wm_attributes('-type', 'splash')
+    root.mainloop()
+
+
+if __name__ == "__main__":
+    main()