ADD: Cron job arg creation

src/adgroupsync/conf.py

@@ -84,6 +84,23 @@ def create_config_file(dest: Path):
     # Write configuration file
     TOMLFile(dest).write(conf)
 
+def create_cron_job(cron_job: str, config_file: Path):
+    # Check if the script exists and its executable
+    if not shutil.which(__package__):
+        print(
+            f"No executable found, please add this to your crontab manually: '/path/to/adgroupsync --conf {config_file} >/dev/null 2>&1'"
+        )
+
+    # Checking if the string is valid
+    if not CronSlices.is_valid(cron_job):
+        raise Exception(f"Cron job '{cron_job}' is not valid.")
+
+    # Creating the cron job
+    cron = CronTab(user=True)
+    job = cron.new(command=f"adgroupsync --conf {config_file} >/dev/null 2>&1")
+    job.setall(cron_job)
+    cron.write()
+
 # Assign environment variables or configuration file values
 AD_DOMAIN = os.getenv("AD_DOMAIN")
 AD_USER_NAME = os.getenv("AD_USER")