"""digest_lookup entrypoint tests (AGENTIC-WP-0011 T03)."""

import json
import os
import sys

sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from session_memory.core.store import Store  # noqa: E402
from session_memory.digest_lookup import lookup_digest, main, resolve_store_paths  # noqa: E402


def _write_config(tmp_path) -> str:
    store = tmp_path / ".store"
    toml = tmp_path / "config.toml"
    toml.write_text(
        f'[store]\ndb_path = "{store / "m.db"}"\nblob_dir = "{store / "blobs"}"\n'
        f'cursor = "{store / "c.json"}"\n')
    return str(toml), str(store)


def _seed(store_dir, uid="claude:test-uid"):
    st = Store(os.path.join(store_dir, "m.db"), os.path.join(store_dir, "blobs"))
    st.write_digest(uid, {
        "session_uid": uid,
        "flavor": "claude",
        "repo": "agentic-resources",
        "outcome": "success",
        "started_at": "2026-06-19T10:00:00Z",
        "ended_at": "2026-06-19T11:00:00Z",
        "cost": {"input_tokens": 100, "output_tokens": 25},
        "tool_histogram": {"Bash": 10, "Edit": 5},
    })
    st.close()
    return uid


def test_resolve_store_paths_from_config(tmp_path):
    cfg_path, store_dir = _write_config(tmp_path)
    db, blob = resolve_store_paths(config_path=cfg_path)
    assert db.endswith("m.db")
    assert blob.endswith("blobs")
    assert store_dir in db


def test_resolve_store_paths_from_env(tmp_path, monkeypatch):
    db = tmp_path / "custom" / "mem.db"
    db.parent.mkdir(parents=True)
    monkeypatch.setenv("HELIX_STORE_DB", str(db))
    resolved_db, blob = resolve_store_paths()
    assert resolved_db == str(db)
    assert blob == str(tmp_path / "custom" / "blobs")


def test_lookup_digest_found_and_missing(tmp_path):
    cfg_path, store_dir = _write_config(tmp_path)
    uid = _seed(store_dir)
    found = lookup_digest(uid, config_path=cfg_path)
    assert found is not None and found["outcome"] == "success"
    assert lookup_digest("claude:missing", config_path=cfg_path) is None


def test_main_json_success(tmp_path, capsys):
    cfg_path, store_dir = _write_config(tmp_path)
    uid = _seed(store_dir)
    rc = main(["--config", cfg_path, uid, "--json"])
    assert rc == 0
    data = json.loads(capsys.readouterr().out)
    assert data["session_uid"] == uid
    assert data["repo"] == "agentic-resources"


def test_main_not_found(tmp_path, capsys):
    cfg_path, store_dir = _write_config(tmp_path)
    _seed(store_dir)
    rc = main(["--config", cfg_path, "claude:missing"])
    assert rc == 1
    assert "not found" in capsys.readouterr().err.lower()