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community_contributions/english_learning_tutor_ns_sly/agents/curriculum_agent.py

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+from agents.agent import Agent
+
+class CurriculumAgent(Agent):
+    """
+    Adaptive learning agent that upgrades or downgrades
+    user difficulty based on performance metrics.
+    """
+
+    LEVELS = [
+        "Beginner",
+        "Intermediate",
+        "Advanced",
+        "Native"
+    ]
+
+    def __init__(self):
+
+        self.upgrade_threshold = 85
+        self.downgrade_threshold = 40
+        self.name = "CurriculumAgent"
+        self.color = Agent.GREEN
+        self.log("CurriculumAgent initialized")
+
+    def evaluate(self, level, pronunciation, grammar, accent):
+
+        avg_score = (pronunciation + grammar + accent) / 3
+
+        idx = self.LEVELS.index(level)
+
+        if avg_score > self.upgrade_threshold and idx < 3:
+            return self.LEVELS[idx + 1]
+
+        if avg_score < self.downgrade_threshold and idx > 0:
+            return self.LEVELS[idx - 1]
+
+        return level