Replaced encode and decode with excode.

Replaced encode and decode with a single function, excode, that accepts
a parameter for encode/decode and handles both actions.

.python-version

@@ -0,0 +1 @@
+3.13

main.py

@@ -47,13 +47,13 @@ def main():
     if sys.argv[2] == "e":
         print("Encoding!")
         for iteration in range(0, iterations):
-            iteration_result = encode(seed_values[iteration], sys.argv[1])
+            iteration_result = excode(True, seed_values[iteration], sys.argv[1])
 
         print("Result:", "\"" + iteration_result + "\"")
     elif sys.argv[2] == "d":
         print("Decoding!")
         for iteration in range(0, iterations):
-            iteration_result = decode(seed_values[iteration], sys.argv[1])
+            iteration_result = excode(False, seed_values[iteration], sys.argv[1])
 
         print("Result:", "\"" + iteration_result + "\"")
     else:
@@ -61,30 +61,20 @@ def main():
         sys.exit(1)
 
 
-def encode(offset: int, message: str) -> str:
+def excode(encoding: bool, offset: int, message: str) -> str:
     result_message: str = ""
 
     for index_a in range(len(message)):
         for index_b in range(len(alpha_base)):
             if message[index_a] == alpha_base[index_b]:
-                location = index_b + offset
-                if location > (len(alpha_base) - 1):
-                    location = location - (len(alpha_base) - 1)
-                result_message = result_message + alpha_base[location]
-                break
-
-    return result_message
-
-
-def decode(offset: int, message: str) -> str:
-    result_message: str = ""
-
-    for index_a in range(len(message)):
-        for index_b in range(len(alpha_base)):
-            if message[index_a] == alpha_base[index_b]:
-                location = index_b - offset
-                if location < 0:
-                    location = location + (len(alpha_base) - 1)
+                if encoding:
+                    location = index_b + offset
+                    if location > (len(alpha_base) - 1):
+                        location = location - (len(alpha_base) - 1)
+                else:
+                    location = index_b - offset
+                    if location < 0:
+                        location = location + (len(alpha_base) - 1)
                 result_message = result_message + alpha_base[location]
                 break
 

pyproject.toml

@@ -0,0 +1,7 @@
+[project]
+name = "enigmamachine"
+version = "0.1.0"
+description = "Add your description here"
+readme = "README.md"
+requires-python = ">=3.13"
+dependencies = []

uv.lock

@@ -0,0 +1,8 @@
+version = 1
+revision = 3
+requires-python = ">=3.13"
+
+[[package]]
+name = "enigmamachine"
+version = "0.1.0"
+source = { virtual = "." }