From bf58092040735c7dbc9cdec2074ec0d5bd6b6f8b Mon Sep 17 00:00:00 2001
From: perro <hi@perrotuerto.blog>
Date: Mon, 13 Mar 2023 11:46:08 -0700
Subject: [PATCH] Ejercicio 12d

---
 exercises/ex12/mkdir | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100755 exercises/ex12/mkdir

diff --git a/exercises/ex12/mkdir b/exercises/ex12/mkdir
new file mode 100755
index 0000000..faca6e7
--- /dev/null
+++ b/exercises/ex12/mkdir
@@ -0,0 +1,39 @@
+#!/usr/bin/env python
+# Exercise 12d
+# mkdir command
+
+import sys
+import argparse
+from pathlib import Path
+
+parser = argparse.ArgumentParser()
+parser.add_argument("paths", nargs="+", type=Path)
+parser.add_argument("-p", "--parents", action="store_true")
+args = parser.parse_args()
+error = False
+
+
+def err_msg(key, path):
+    msg = {
+        "exists": "»: El fichero ya existe",
+        "no_exists": "»: No existe el fichero o el directorio",
+    }
+    return f"mkdir: no se puede crear el directorio «{path}{msg[key]}"
+
+
+for path in args.paths:
+    if path.exists() and not args.parents:
+        error = True
+        print(err_msg("exists", path))
+    if not path.parent.exists() and not args.parents:
+        error = True
+        print(err_msg("no_exists", path))
+    else:
+        path = path.resolve()
+        curr_path = Path(path.parts[0])
+        for part in path.parts[1:]:
+            curr_path = curr_path / part
+            curr_path.mkdir(exist_ok=True)
+
+if error:
+    sys.exit(1)