"""Tests for the driver's orchestration logic (external tools are mocked)."""
import json

from woodshop import driver
from woodshop.cli import normalize_anchor


def test_anchor_aliases():
    assert normalize_anchor("end") == "end_b"
    assert normalize_anchor("the end") == "end_b"  # falls through to default end_b
    assert normalize_anchor("start") == "end_a"
    assert normalize_anchor("NEAR") == "end_a"
    assert normalize_anchor("") == "end_b"


def test_dispatch_resolves_dollar_symbols(monkeypatch):
    """$1/$2 in a multi-op turn resolve to the ids of boards placed this turn."""
    seen = []

    def fake_run(cmd, stdin=""):
        if cmd[0] != "pa-execute-tool":
            return ""
        name, args = cmd[2], json.loads(cmd[4])
        seen.append((name, args))
        if name == "wood-place":
            n = sum(1 for c in seen if c[0] == "wood-place")
            return json.dumps({"success": True, "output": f"Placed p{n}: a board.", "error": ""})
        return json.dumps({"success": True, "output": f"did {name}", "error": ""})

    monkeypatch.setattr(driver, "_run", fake_run)
    calls = [
        {"tool": "wood-place", "args": {"stock": "2x4", "length": "2 ft"}},
        {"tool": "wood-place", "args": {"stock": "2x4", "length": "2 ft"}},
        {"tool": "wood-join", "args": {"part_b": "$2", "to": "$1", "angle": "90"}},
    ]
    driver.dispatch(calls, verbose=False)
    join_args = next(a for n, a in seen if n == "wood-join")
    assert join_args["part_b"] == "p2"
    assert join_args["to"] == "p1"


def test_say_pseudo_tool_does_not_dispatch(monkeypatch):
    calls_made = []
    monkeypatch.setattr(driver, "_run", lambda cmd, stdin="": calls_made.append(cmd) or "")
    msgs = driver.dispatch([{"tool": "say", "args": {"text": "which end?"}}], verbose=False)
    assert msgs == ["which end?"]
    assert calls_made == []  # nothing executed


def test_interpret_tolerates_fenced_json(monkeypatch):
    monkeypatch.setattr(
        driver, "_run",
        lambda cmd, stdin="": '```json\n[{"tool": "wood-undo", "args": {}}]\n```'
        if cmd[:2] != ["pa-load-tools", "--tools"] else "[]",
    )
    calls = driver.interpret("undo that", schemas="[]")
    assert calls == [{"tool": "wood-undo", "args": {}}]


def test_interpret_handles_garbage(monkeypatch):
    monkeypatch.setattr(driver, "_run", lambda cmd, stdin="": "I'm not sure what you mean")
    calls = driver.interpret("blah", schemas="[]")
    assert calls[0]["tool"] == "say"