import json

from typer.testing import CliRunner

from tht.cli import app


def test_evidence_authoring_commands_are_distinct_from_runtime_preprocessing():
    result = CliRunner().invoke(app, ["evidence", "--help"])

    assert result.exit_code == 0
    assert "prepare" in result.output
    assert "resolve" in result.output
    assert "validate" in result.output


def test_evidence_resolve_json_is_pristine(monkeypatch, tmp_path):
    from tht.cli import evidence_cmd
    from tht.evidence.authoring import EvidenceResolutionReport

    monkeypatch.setattr(evidence_cmd, "_canonical_worktree", lambda root: root)
    monkeypatch.setattr(evidence_cmd, "resolve_workspace_evidence", lambda *args, **kwargs: EvidenceResolutionReport(
        action="retired",
        evidence_id="evidence:fascia-pediatrica",
        source_file=None,
        findings=(),
    ))

    result = CliRunner().invoke(app, [
        "evidence", "resolve", str(tmp_path), "evidence:fascia-pediatrica", "--retire", "--json",
    ])

    assert result.exit_code == 0
    assert result.stderr == ""
    assert json.loads(result.stdout) == {
        "action": "retired",
        "evidenceId": "evidence:fascia-pediatrica",
        "findings": [],
        "operation": "evidence_resolve",
        "schemaVersion": 1,
        "sourceFile": None,
        "status": "resolved",
    }


def test_evidence_resolve_reports_unsafe_source_as_cli_misuse(monkeypatch, tmp_path):
    from tht.cli import evidence_cmd
    from tht.evidence import EvidencePreparationError

    monkeypatch.setattr(evidence_cmd, "_canonical_worktree", lambda root: root)
    monkeypatch.setattr(
        evidence_cmd,
        "resolve_workspace_evidence",
        lambda *args, **kwargs: (_ for _ in ()).throw(EvidencePreparationError("source_invalid")),
    )

    result = CliRunner().invoke(app, [
        "evidence", "resolve", str(tmp_path), "evidence:fascia-pediatrica", "--source", "source/domain/x.md", "--json",
    ])

    assert result.exit_code == 2
    assert result.stderr == ""
    assert json.loads(result.stdout) == {
        "code": "source_invalid",
        "operation": "evidence_resolve",
        "schemaVersion": 1,
        "status": "failed",
    }


def test_evidence_resolve_reports_structural_findings_as_operational_failure(monkeypatch, tmp_path):
    from tht.cli import evidence_cmd
    from tht.evidence import ValidationFinding
    from tht.evidence.authoring import EvidenceResolutionReport

    monkeypatch.setattr(evidence_cmd, "_canonical_worktree", lambda root: root)
    monkeypatch.setattr(evidence_cmd, "resolve_workspace_evidence", lambda *args, **kwargs: EvidenceResolutionReport(
        action="relinked",
        evidence_id="evidence:fascia-pediatrica",
        source_file="source/domain/patient.md",
        findings=(ValidationFinding(
            "error", "supporting_excerpt_missing", "source/domain/patient.md", "Excerpt missing.",
        ),),
    ))

    result = CliRunner().invoke(app, [
        "evidence", "resolve", str(tmp_path), "evidence:fascia-pediatrica", "--source", "source/domain/patient.md",
    ])

    assert result.exit_code == 1


def test_evidence_validate_json_is_pristine_and_reports_review_required(monkeypatch, tmp_path):
    from tht.cli import evidence_cmd
    from tht.evidence import ValidationFinding, ValidationReport

    monkeypatch.setattr(evidence_cmd, "_canonical_worktree", lambda root: root)
    monkeypatch.setattr(evidence_cmd, "validate_workspace_evidence", lambda root: ValidationReport((
        ValidationFinding("error", "unresolved_review_item", "curated/domain/x.md", "Review needed."),
    )))

    result = CliRunner().invoke(app, ["evidence", "validate", str(tmp_path), "--json"])

    assert result.exit_code == 3
    assert result.stderr == ""
    assert json.loads(result.stdout) == {
        "findings": [{
            "code": "unresolved_review_item",
            "message": "Review needed.",
            "path": "curated/domain/x.md",
            "severity": "error",
        }],
        "operation": "evidence_validate",
        "publishable": False,
        "schemaVersion": 1,
        "status": "review_required",
    }