commit 25c62420b64e6a67c14aa1c583fc5d5ca59893b2
Author: alexnigl <alexander@nigl.biz>
Date:   Sat Apr 5 03:29:44 2025 +0200

    inital commit

diff --git a/README.md b/README.md
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+++ b/README.md
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+# Timer
+
+Pure Python Timer GUI.
+
+## Install
+```sh
+pipx install https://git.qu3.org/an/timer
+```
+
+## Usage
+
+5sec timer: `timer +5s`
+5min timer: `timer +5m`
+timer for 08:00 (present day) `timer 08:00`
+timer for May 1st 2025 `timer 2025-05-01 00:00`
diff --git a/setup.py b/setup.py
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+++ b/setup.py
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+from setuptools import setup, find_packages
+
+setup(
+    name="timer",
+    version="0.1",
+    author="Alexander Nigl",
+    py_modules=["timer"],
+    install_requires=[
+    "click",
+    ],
+    entry_points = {
+        'console_scripts': ['timer=timer:main'],
+    }
+)
diff --git a/timer.py b/timer.py
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+++ b/timer.py
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+#!/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()