feat: minecraft offline uuid generator

app/routes/randomgen.py

@@ -10,14 +10,32 @@ def index():
     return render_template("randomgen.html")
 
 
+@bp.route("/mode", methods=["POST"])
+def randomgen_mode():
+    mode = request.form.get("mode")
+
+    if mode == "uuid3":
+        return """
+        <label class="flex items-center gap-2">
+            <span>Username:</span>
+            <input type="text" name="username" class="border rounded px-2 py-2" placeholder="Steve">
+        </label>
+        """
+
+    return ""
+
+
 @bp.route("/generate", methods=["POST"])
 def randomgen_generate():
     mode = request.form.get("mode")
     match mode:
         case "sha":
             key = RandomGenService.generate_custom_sha1()
-        case "uuid":
+        case "uuid4":
             key = RandomGenService.generate_uuidv4()
+        case "uuid3":
+            username = request.form.get("username", "")
+            key = RandomGenService.generate_minecraft_uuid(username)
         case _:
             key = None
 

app/services/randomgen_service.py

@@ -13,3 +13,8 @@ def generate_custom_sha1():
     @staticmethod
     def generate_uuidv4():
         return uuid.uuid4()
+
+    @staticmethod
+    def generate_minecraft_uuid(username: str):
+        """Generates the offline UUID of a Minecraft username"""
+        return uuid.uuid3(uuid.NAMESPACE_OID, f"OfflinePlayer:{username.strip}")

app/templates/randomgen.html

@@ -6,11 +6,14 @@ <h1 class="text-3xl">Random Generator</h1>
 <form hx-post="/randomgen/generate" hx-target="#output" hx-swap="innerHTML" class="my-4">
     <label class="flex items-center gap-2">
         <span>Generator:</span>
-        <select name="mode" class="cursor-pointer border rounded px-2 py-2">
-            <option value="sha">Custom SHA1</option>
-            <option value="uuid">UUID v4</option>
+        <select name="mode" hx-post="/randomgen/mode" hx-target="#mode-extra" hx-swap="innerHTML"
+            class="cursor-pointer border rounded px-2 py-2">
+            <option value="sha">SHA1 w/ Random Parameter</option>
+            <option value="uuid4">UUID v4</option>
+            <option value="uuid3">Minecraft Offline UUIDv3</option>
         </select>
     </label>
+    <div id="mode-extra" class="mt-3"></div>
     <div class="my-4 whitespace-nowrap" id="output"></div>
     <button type="submit"
         class="cursor-pointer px-4 py-2 bg-purple-600 text-white rounded-lg hover:scale-105 transition duration-75">