Add effects list to cards and a card creator with preview

card.py

@@ -9,22 +9,26 @@ class Card(Model):
     title = "[[title]]"
     figure = "code"#https://material.io/icons/
     description = "[[description]]"
-    steps = ["Do a", "Then do b"]
-    cost = "[[cost]]"
-    power = "[[power]]"
-    cp = "[[cp]]"
+    steps = []
+    effects = []
+    cost = "free action"
+    power = None
+    cp = None
     flags = []
 
     def has_flag(self, flag): return flag in self.flags
 
 def from_file(filename, in_carddir=True):#yaml syntax
-    os.path.join(config.carddir, filename) if in_carddir else filename
-    ret = Card()
-    ret.filename = ".".join(os.path.basename(filename).split(".")[:-1])
+    name = ".".join(os.path.basename(filename).split(".")[:-1])
     with open(os.path.join(config.carddir, filename) if in_carddir else filename, "r") as f:
-        for key, val in load(f.read()).items():
-            setattr(ret, key, val)
-    return ret
+        return from_yaml(f.read(), name)
+
+def from_yaml(data, filename="from_yaml"):
+    card = Card()
+    card.filename = filename
+    for key, val in load(data).items():
+        setattr(card, key, val)
+    return card
 
 def from_dir(path):
     return [from_file(i, in_carddir=False) for i in glob.glob(os.path.join(path, "*.yaml"))]