Initial commit

Transfer Didier to this repo

converters/numbers.py

@@ -0,0 +1,67 @@
+import re
+from discord.ext import commands
+
+
+# Gets the numerical value of a string representation like 1.6k
+def abbreviated(rep):
+    if rep.lower() == "all":
+        return rep
+
+    validMatch = r"^-?[0-9]+\.?[0-9]*[A-Za-z]*$"
+    numericalValue = r"^-?[0-9]+\.?[0-9]*"
+    indicator = r"[A-Za-z]*$"
+
+    valid = re.match(validMatch, rep)
+
+    # Invalid representation
+    if not valid:
+        return None
+
+    numerical = re.search(numericalValue, rep)
+
+    # Invalid number
+    if float(numerical[0]) == 0.0:
+        return None
+
+    indic = re.search(indicator, rep)
+    if not indic[0]:
+        try:
+            return int(rep)
+        except ValueError:
+            # If no indicator was passed, it has to be a whole number
+            return None
+
+    # Invalid indicator
+    if indic[0] not in exponents() and not any(exp.lower() == indic[0].lower() for exp in exponents()):
+        return None
+
+    if indic[0] in exponents():
+        try:
+            return int(float(numerical[0]) * int("1" + ("0" * (exponents().index(indic[0]) + 1) * 3)))
+        except ValueError:
+            # Can't be cast to int
+            return None
+
+    for i, exponent in enumerate(exponents()):
+        if exponent.lower() == indic[0].lower():
+            try:
+                return int(float(numerical[0]) * int("1" + ("0" * (i + 1) * 3)))
+            except ValueError:
+                # Can't be cast to int
+                return None
+
+
+class Abbreviated(commands.Converter):
+    async def convert(self, ctx, argument):
+        if argument is None:
+            return None
+        converted = abbreviated(argument)
+        if converted is None:
+            await ctx.send("Dit is geen geldig getal.")
+            return None
+
+        return converted
+
+
+def exponents():
+    return ["K", "M", "B", "t", "q", "Q", "s", "S", "o", "n", "d", "U", "D", "T", "Qt", "Qd", "Sd", "St", "O", "N", "v"]