More interface features

- Can now edit chasers a bit
  o Edit component steps
  o Change step durations

1 files changed, 37 insertions, 2 deletions

diff --git a/interface/input/parsers.py b/interface/input/parsers.py
index 5e53e03..f97dbf1 100755
--- a/interface/input/parsers.py
+++ b/interface/input/parsers.py
@@ -73,7 +73,7 @@ def parse_channelrange(s):
 
 def parse_value(s):
     if not s:
-        return None, s
+        return None, s, None
     
     buff = ""
     while s:
@@ -87,7 +87,7 @@ def parse_value(s):
 
 def parse_num(s):
     if not s:
-        return None, s
+        return None, s, None
     
     buff = ""
     while s:
@@ -99,6 +99,39 @@ def parse_num(s):
 
     return (None if not buff else int(buff)), s, buff
 
+_POSTFIXES = "mcisahkegtp"
+
+def parse_time(s):
+    if not s:
+        return None, s, None
+
+    v, s, d = parse_num(s)
+    if v is None:
+        return None, s, None
+
+    if not s:
+        return v, s, d
+
+    try:
+        idx = _POSTFIXES.index(s[0].lower())
+    except ValueError:
+        return v, s, d
+
+    v *= 10**idx
+    return v, s[1:], d+s[0].lower()
+
+_ALL_LETTERS = "abcdefghijklmnopqrstuvwxyz"
+def parse_any_letter(s):
+    if not s:
+        return None, s
+
+    l = s[0].lower()
+    
+    if l not in _ALL_LETTERS:
+        return None, s, None
+    
+    return _ALL_LETTERS.index(l), s[1:], l
+
 def make_parse_letter(letter, display):
     def inner(s):
         if not s or s[0] != letter:
@@ -162,4 +195,6 @@ PARSE_MAP = {
     "$string": parse_string,
     "$num": parse_num,
     "$quoted_string": parse_quotedstring,
+    "$letter": parse_any_letter,
+    "$time": parse_time,
 }