add create_file func

app/create_file.py

@@ -1 +1,72 @@
-# write your code here
+import os
+import sys
+from datetime import datetime
+
+
+def get_content_lines() -> list[str]:
+    lines = []
+
+    while True:
+        line = input("Enter content line: ")
+        if line == "stop":
+            break
+        lines.append(line)
+
+    return lines
+
+
+def build_text(lines: list[str]) -> str:
+    timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    text = f"{timestamp}\n"
+
+    for index, line in enumerate(lines, start=1):
+        text += f"{index} {line}\n"
+
+    return text
+
+
+def parse_args(args: list[str]) -> tuple[list[str], str | None]:
+    directory_parts = []
+    file_name = None
+
+    if "-d" in args:
+        d_index = args.index("-d") + 1
+        while d_index < len(args) and args[d_index] not in ("-d", "-f"):
+            directory_parts.append(args[d_index])
+            d_index += 1
+
+    if "-f" in args:
+        f_index = args.index("-f") + 1
+        if f_index < len(args):
+            file_name = args[f_index]
+
+    return directory_parts, file_name
+
+
+def main() -> None:
+    args = sys.argv[1:]
+    directory_parts, file_name = parse_args(args)
+
+    if directory_parts:
+        directory_path = os.path.join(*directory_parts)
+        os.makedirs(directory_path, exist_ok=True)
+    else:
+        directory_path = "."
+
+    if file_name is None:
+        return
+
+    file_path = os.path.join(directory_path, file_name)
+    lines = get_content_lines()
+    text = build_text(lines)
+
+    if os.path.exists(file_path):
+        with open(file_path, "a", encoding="utf-8") as file:
+            file.write("\n")
+            file.write(text)
+    else:
+        with open(file_path, "w", encoding="utf-8") as file:
+            file.write(text)
+
+
+main()