"""Operator CLI tests (dcy-016 / REQ-032) — RPC injected, no broker/DB needed."""
from __future__ import annotations

import json

import pytest

from trex_core.runtime import cli


@pytest.fixture(autouse=True)
def _env(monkeypatch):
    monkeypatch.setenv("TREX_POSTGRESQL_DSN", "postgresql://x/y")
    monkeypatch.setenv("TREX_BROKER", "paper")
    monkeypatch.delenv("TREX_KIS_ALLOW_LIVE", raising=False)


class _RpcRecorder:
    def __init__(self, response):
        self.response = response
        self.calls = []

    def __call__(self, queue, payload, *, correlation_id, timeout):
        self.calls.append({"queue": queue, "payload": payload, "cid": correlation_id})
        return self.response


_SNAPSHOT = {
    "assets": [{"asset_id": "PF-1", "symbol": "005930", "asset_quantity": 0,
                "active_strategy_id": "orb"}],
    "view": "all", "available_slots": 9, "degraded": False, "reason": None,
}
_ADMITTED = {"intent_id": "i", "status": "admitted", "slot_id": "S-1", "reason": None}
_REJECTED = {"intent_id": "i", "status": "rejected", "slot_id": None,
             "reason": "unknown_portfolio"}


# --- universe / slots (snapshot RPC + watchdog suppression) ------------------
def test_universe_uses_snapshot_queue_with_operator_suppression(capsys):
    rpc = _RpcRecorder(_SNAPSHOT)
    rc = cli.main(["universe"], rpc=rpc)
    assert rc == 0
    call = rpc.calls[0]
    assert call["queue"] == "trex.snapshot.req"          # default instance
    assert call["payload"]["actor"] == "operator"
    assert call["payload"]["touch_watchdog"] is False     # FR-2a / R-4
    assert "PF-1" in capsys.readouterr().out


def test_slots_status_holding_maps_to_held_view():
    rpc = _RpcRecorder(_SNAPSHOT)
    cli.main(["slots", "--status", "holding"], rpc=rpc)
    assert rpc.calls[0]["payload"]["view"] == "held"


def test_slots_marks_watchdog_owned(capsys):
    """dcy-017: slots flags strategy-absent (watchdog-owned) positions."""
    resp = {
        "assets": [{"asset_id": "PF-1", "symbol": "005930", "asset_quantity": 10,
                    "active_strategy_id": "orb"}],
        "view": "held", "available_slots": 9, "degraded": False, "reason": None,
        "watchdog": [{"slot_id": "S-1", "portfolio_id": "PF-1", "symbol": "005930",
                      "expired": True, "last_seen": None}],
    }
    cli.main(["slots", "--status", "held"], rpc=_RpcRecorder(resp))
    out = capsys.readouterr().out
    assert "watchdog_owned=1" in out and "WATCHDOG-OWNED" in out


def test_instance_shortcut_routes_to_instance_queue():
    rpc = _RpcRecorder(_SNAPSHOT)
    cli.main(["universe", "--instance", "inst-2"], rpc=rpc)
    assert rpc.calls[0]["queue"] == "trex.snapshot.req.inst-2"


def test_json_output_is_valid_json(capsys):
    rpc = _RpcRecorder(_SNAPSHOT)
    cli.main(["universe", "--json"], rpc=rpc)
    parsed = json.loads(capsys.readouterr().out)
    assert parsed["assets"][0]["asset_id"] == "PF-1"


# --- enter (buy intent RPC) + safeguards ------------------------------------
def test_enter_aborts_without_confirmation_no_rpc():
    rpc = _RpcRecorder(_ADMITTED)
    rc = cli.main(["enter", "PF-1", "--capital", "100000"],
                  rpc=rpc, confirm=lambda _p: False)
    assert rc == 1 and rpc.calls == []      # aborted -> no order


def test_enter_with_yes_submits_buy_intent():
    rpc = _RpcRecorder(_ADMITTED)
    rc = cli.main(["enter", "PF-1", "--capital", "100000", "--yes"], rpc=rpc)
    assert rc == 0
    p = rpc.calls[0]["payload"]
    assert rpc.calls[0]["queue"] == "trex.intent.req"
    assert p["intent_type"] == "buy" and p["portfolio_id"] == "PF-1"
    assert p["allocated_capital"] == 100000
    assert "symbol" not in p                  # server-resolved (dcy-011)


def test_enter_rejected_returns_nonzero():
    rpc = _RpcRecorder(_REJECTED)
    rc = cli.main(["enter", "PF-x", "--yes"], rpc=rpc)
    assert rc == 1


def test_enter_dry_run_does_not_submit(capsys):
    rpc = _RpcRecorder(_ADMITTED)
    rc = cli.main(["enter", "PF-1", "--capital", "5", "--dry-run"], rpc=rpc)
    assert rc == 0 and rpc.calls == []
    assert "dry-run" in capsys.readouterr().out


def test_enter_json_requires_yes():
    rpc = _RpcRecorder(_ADMITTED)
    rc = cli.main(["enter", "PF-1", "--json"], rpc=rpc)
    assert rc == 2 and rpc.calls == []        # no auto-submit (FR-7)


# --- exit (sell intent RPC) -------------------------------------------------
def test_exit_with_yes_submits_sell_with_limit_price():
    rpc = _RpcRecorder(_ADMITTED)
    cli.main(["exit", "S-1", "--price", "70000", "--yes"], rpc=rpc)
    p = rpc.calls[0]["payload"]
    assert p["intent_type"] == "sell" and p["slot_id"] == "S-1"
    assert p["limit_price"] == 70000


def test_exit_market_when_no_price():
    rpc = _RpcRecorder(_ADMITTED)
    cli.main(["exit", "S-1", "--yes"], rpc=rpc)
    assert rpc.calls[0]["payload"]["limit_price"] is None


# --- live guard (OQ-2 double ack) -------------------------------------------
def test_live_requires_live_flag(monkeypatch):
    monkeypatch.setattr(cli, "_broker_mode", lambda cfg: ("kis", True))
    rpc = _RpcRecorder(_ADMITTED)
    rc = cli.main(["enter", "PF-1", "--yes"], rpc=rpc)   # --yes but no --live
    assert rc == 2 and rpc.calls == []


def test_live_proceeds_with_yes_live(monkeypatch):
    monkeypatch.setattr(cli, "_broker_mode", lambda cfg: ("kis", True))
    rpc = _RpcRecorder(_ADMITTED)
    rc = cli.main(["enter", "PF-1", "--yes", "--live"], rpc=rpc)
    assert rc == 0 and len(rpc.calls) == 1


# --- transport failure surfaces as a clear error ----------------------------
def test_rpc_failure_surfaces_error(capsys):
    def boom(*a, **k):
        raise RuntimeError("daemon unreachable")
    rc = cli.main(["universe"], rpc=boom)
    assert rc == 3
    assert "daemon unreachable" in capsys.readouterr().err