Add reverse option

[lightcards.git] / lightcards / lightcards.py

diff --git a/lightcards/lightcards.py b/lightcards/lightcards.py
index 62019a52b6078f07d3999e27cfda033f906c70e0..e41b2cfb541a72c1de2c1d7e302a84e9360f1440 100755 (executable)
--- a/lightcards/lightcards.py
+++ b/lightcards/lightcards.py
@@ -4,6 +4,7 @@
 
 import argparse
 from curses import wrapper
+from random import shuffle
 import sys
 
 from . import display, parse
@@ -15,27 +16,33 @@ def parse_args():
     parser.add_argument("inp",
                         metavar="input file",
                         type=str,
-                        nargs="*")
-    parser.add_argument("-v", "--version",
+                        nargs=1)
+    parser.add_argument("-r", "--reverse",
+                        action='store_true',
+                        help="reverse card order")
+    parser.add_argument("-s", "--shuffle",
                         action='store_true',
-                        help="print version")
+                        help="shuffle card order")
+    parser.add_argument("-v", "--version",
+                        action='version',
+                        version="lightcards 0.2.0")
     return parser.parse_args()
 
 
-def show(stack, headers):
+def show(args, stack, headers):
     idx = Status()
+    if args.shuffle:
+        shuffle(stack)
+    elif args.reverse:
+        stack.reverse()
     wrapper(display.get_key, stack, headers, idx)
 
 
 def main(args=sys.argv):
     args = parse_args()
-    if args.version:
-        print("0.0.0")
-        exit(0)
-
     headers = parse.parse_html(parse.md2html(args.inp[0]))[0]
     stack = parse.parse_html(parse.md2html(args.inp[0]))[1]
-    show(stack, headers)
+    show(args, stack, headers)
 
 
 if __name__ == "__main__":