"""
Verification Script for Phase 1A (C-FED-NODE-001)
Perform a self-handshake and envelope injection test.
"""
import sys
import json
from fastapi.testclient import TestClient

# Import the configured federation node app
from app import app, NODE_SEAL_STR

client = TestClient(app)

def run_verification():
    print("="*60)
    print("🚀 PANTHEON FEDERATION NODE — BEHAVIOR VERIFICATION")
    print("="*60)

    # 1. Verify Identity
    print("\n[TEST 1] GET /identity")
    res = client.get("/identity")
    assert res.status_code == 200
    iden = res.json()
    print(f"  Seal: {iden['identity']['glyph_seal']}")
    print(f"  Alias: {iden['identity']['alias']}")
    print("  ✅ Identity endpoint returned valid NodeRecord")
    
    # 2. Verify Capabilities
    print("\n[TEST 2] GET /capabilities")
    res = client.get("/capabilities")
    assert res.status_code == 200
    caps = res.json()
    print(f"  Conformance: {caps['conformance']['level']} (Contract: {caps['conformance']['contract']})")
    print("  ✅ Capabilities endpoint returned valid structure")

    # 3. Malformed Sender Seal (The Malenia Rule)
    print("\n[TEST 3] POST /envelope (Malformed Sender Seal)")
    mal_env = {
        "protocol_version": "1.0.0",
        "message_class": "THOUGHT",
        "sender": {"seal": "⟦ INVALID :: SYNTAX ⟧"},
        "recipient": {"seal": NODE_SEAL_STR},
        "payload": {"content_type": "text/plain", "body": "Hello"}
    }
    res = client.post("/envelope", json=mal_env)
    assert res.status_code == 400
    err = res.json()["detail"]
    print(f"  Refusal Reason: {err['reason']}")
    print("  ✅ Malenia Rule enforced (structured refusal)")

    # 4. Unknown Sender -> Quarantine (Default Policy)
    print("\n[TEST 4] POST /envelope (Unknown Sender)")
    unk_env = {
        "protocol_version": "1.0.0",
        "message_class": "THOUGHT",
        "sender": {"seal": "⟦ NODE :: TEST-ORIGIN :: anchor123 :: ACTIVE ⟧"},
        "recipient": {"seal": NODE_SEAL_STR},
        "payload": {"content_type": "text/plain", "body": "Knock knock"}
    }
    res = client.post("/envelope", json=unk_env)
    assert res.status_code == 200
    data = res.json()
    env_id = data["envelope_id"]
    print(f"  Result: {data['status']}")
    print("  ✅ Unknown sender quarantined correctly according to FEDERATION_DEFAULT_ACTION")

    # 5. Delivery Status Progression
    print("\n[TEST 5] GET /envelope/{id}/status")
    res = client.get(f"/envelope/{env_id}/status")
    assert res.status_code == 200
    status = res.json()
    history = [h["status"] for h in status["status_history"]]
    print(f"  History: {' -> '.join(history)}")
    print("  ✅ Envelope states progressed properly")

    # 6. Trust Establishment (Handshake)
    print("\n[TEST 6] POST /handshake (Trust Promotion)")
    hs_req = {
        "caller_seal": "⟦ NODE :: FRIENDLY-ORIGIN :: frnd123 :: ACTIVE ⟧",
        "protocol": "C-FED-001"
    }
    res = client.post("/handshake", json=hs_req)
    assert res.status_code == 200
    print(f"  Handshake result: {res.json()['status']}")
    print("  ✅ Sender promoted to TRUSTED")

    # 7. Trusted Sender -> Queued
    print("\n[TEST 7] POST /envelope (Trusted Sender)")
    trusted_env = {
        "protocol_version": "1.0.0",
        "message_class": "PROPOSAL",
        "sender": {"seal": "⟦ NODE :: FRIENDLY-ORIGIN :: frnd123 :: ACTIVE ⟧"},
        "recipient": {"seal": NODE_SEAL_STR},
        "payload": {"content_type": "text/plain", "body": "I am a friend now."}
    }
    res = client.post("/envelope", json=trusted_env)
    assert res.status_code == 200
    print(f"  Result: {res.json()['status']}")
    print("  ✅ Envelope bypassed quarantine and was QUEUED directly")

    print("\n" + "="*60)
    print("🎉 ALL PHASE 1A VERIFICATION CHECKS PASSED 🎉")
    print("="*60)

if __name__ == "__main__":
    run_verification()