"""End-to-end test: simulated actions.jsonl → translate → verify story + state."""
import os
import json
from unittest.mock import patch

from app.services.narrative.story_store import StoryStore
from app.services.narrative.narrative_translator import translate_round


def test_full_pipeline_from_fake_simulation(tmp_path):
    sim_dir = str(tmp_path / "sim_e2e")
    os.makedirs(os.path.join(sim_dir, "twitter"))

    actions_path = os.path.join(sim_dir, "twitter", "actions.jsonl")
    actions = [
        {"round": 1, "agent_id": 1, "agent_name": "Elena", "action_type": "CREATE_POST",
         "action_args": {"content": "The council must fall."}, "success": True, "timestamp": "t"},
        {"round": 1, "agent_id": 2, "agent_name": "Marcus", "action_type": "DISLIKE_POST",
         "action_args": {"post_id": 1}, "success": True, "timestamp": "t"},
        {"event_type": "round_end", "round": 1, "timestamp": "t"},
        {"round": 2, "agent_id": 1, "agent_name": "Elena", "action_type": "REPOST",
         "action_args": {}, "success": True, "timestamp": "t"},
        {"round": 2, "agent_id": 2, "agent_name": "Marcus", "action_type": "FOLLOW",
         "action_args": {"target": 3}, "success": True, "timestamp": "t"},
        {"event_type": "round_end", "round": 2, "timestamp": "t"},
    ]
    with open(actions_path, "w") as f:
        for a in actions:
            f.write(json.dumps(a) + "\n")

    store = StoryStore(sim_dir)
    neutral_emotions = {k: 0.0 for k in ["anger", "fear", "joy", "sadness", "surprise"]}
    store.save_characters([
        {"id": "1", "name": "Elena",
         "emotional_state": {"current": {**neutral_emotions, "trust": 0.5}, "history": []}},
        {"id": "2", "name": "Marcus",
         "emotional_state": {"current": {**neutral_emotions, "trust": 0.5}, "history": []}},
    ])

    with patch("app.services.narrative.narrative_translator.call_llm") as mock_llm:
        mock_llm.side_effect = [
            "Elena addressed the gathering. Marcus's face darkened.",
            "Elena's message spread through the quarter like a spark.",
        ]
        beat1 = translate_round(sim_dir, "twitter", 1, "dark fantasy")
        beat2 = translate_round(sim_dir, "twitter", 2, "dark fantasy")

    # Beats are correctly attributed and sequenced
    assert beat1["round"] == 1
    assert beat2["round"] == 2
    assert "Elena" in beat1["characters"]
    assert "Marcus" in beat1["characters"]
    assert beat1["action_count"] == 2

    # Both beats persisted
    all_beats = store.get_all_beats()
    assert len(all_beats) == 2
    assert all_beats[0]["prose"] == "Elena addressed the gathering. Marcus's face darkened."

    # Characters evolved per the emotional delta rules
    chars = {c["name"]: c for c in store.load_characters()}

    # Marcus DISLIKE_POST'd in round 1 → anger should be > 0 (delta 0.08)
    assert chars["Marcus"]["emotional_state"]["current"]["anger"] > 0.0
    # Marcus FOLLOW'd in round 2 → trust should have climbed above baseline (delta 0.08)
    assert chars["Marcus"]["emotional_state"]["current"]["trust"] > 0.5
    # Elena CREATE_POST'd then REPOST'd → joy and surprise both bumped
    assert chars["Elena"]["emotional_state"]["current"]["joy"] > 0.0
    assert chars["Elena"]["emotional_state"]["current"]["surprise"] > 0.0

    # Translator state advanced — next call for round 3 would resume, not re-read
    assert store.get_file_offset("twitter") > 0