From e0c30a34a08feb2d8a0aa1b9f1019c27df6837fe Mon Sep 17 00:00:00 2001
From: Lorenz Leitner <lorenz.leitner@student.tugraz.at>
Date: Fri, 15 Mar 2019 09:11:32 +0100
Subject: [PATCH] Basic functionality

---
 pywal/image.py | 43 ++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 38 insertions(+), 5 deletions(-)

diff --git a/pywal/image.py b/pywal/image.py
index 63ab209..d535b67 100644
--- a/pywal/image.py
+++ b/pywal/image.py
@@ -12,6 +12,22 @@ from . import util
 from . import wallpaper
 
 
+def get_image_dir_recursive(img_dir):
+    """Get all images in a directory recursively."""
+    current_wall = wallpaper.get()
+    current_wall = os.path.basename(current_wall)
+
+    file_types = (".png", ".jpg", ".jpeg", ".jpe", ".gif")
+
+    images = []
+    for path, subdirs, files in os.walk(img_dir):
+        for name in files:
+            print(os.path.join(path, name))
+            images.append(os.path.join(path, name))
+
+    return images, current_wall
+
+
 def get_image_dir(img_dir):
     """Get all images in a directory."""
     current_wall = wallpaper.get()
@@ -31,16 +47,29 @@ def get_random_image(img_dir):
         images.remove(current_wall)
 
     elif not images:
-        logging.error("No images found in directory, picking random directory.")
-        logging.info("Found dirs: {}".format([dir_file.name for dir_file in
-            os.scandir(img_dir)]))
-
+        logging.error("No images found in directory.")
         sys.exit(1)
 
     random.shuffle(images)
     return os.path.join(img_dir, images[0])
 
 
+def get_random_image_recursive(img_dir):
+    """Pick a random image file from a directory recursively."""
+    images, current_wall = get_image_dir_recursive(img_dir)
+
+    if len(images) > 2 and current_wall in images:
+        images.remove(current_wall)
+
+    elif not images:
+        logging.error("No images found in directory.")
+        sys.exit(1)
+
+    print(images)
+    random.shuffle(images)
+    return os.path.join("", images[0])
+
+
 def get_next_image(img_dir):
     """Get the next image in a dir."""
     images, current_wall = get_image_dir(img_dir)
@@ -64,6 +93,7 @@ def get_next_image(img_dir):
 
 def get(img, cache_dir=CACHE_DIR, iterative=False, recursive=False):
     """Validate image input."""
+    recursive = True # TODO: Remove
     if os.path.isfile(img):
         wal_img = img
 
@@ -72,7 +102,10 @@ def get(img, cache_dir=CACHE_DIR, iterative=False, recursive=False):
             wal_img = get_next_image(img)
 
         else:
-            wal_img = get_random_image(img)
+            if recursive:
+                wal_img = get_random_image_recursive(img)
+            else:
+                wal_img = get_random_image(img)
 
     else:
         logging.error("No valid image file found.")