import pytest

from audita.errors import AuditaValidationError
from audita.schemas import parse_glossary_yaml, parse_source_transcript_json, parse_transcript_json


def test_valid_transcript_parses():
    segments = parse_transcript_json(
        """
        [
          {"id": 1, "speaker": "Eric", "start": 0.0, "end": 1.25, "text": "Then Lyra."}
        ]
        """
    )

    assert len(segments) == 1
    assert segments[0].id == 1
    assert segments[0].speaker == "Eric"


def test_transcript_rejects_extra_fields():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json(
            """
            [
              {"id": 1, "speaker": "Eric", "start": 0.0, "end": 1.25, "text": "Hi", "extra": true}
            ]
            """
        )


def test_transcript_rejects_bad_timestamps():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json(
            """
            [
              {"id": 1, "speaker": "Eric", "start": 2.0, "end": 1.0, "text": "Hi"}
            ]
            """
        )


def test_transcript_rejects_missing_id():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json(
            """
            [
              {"speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi"}
            ]
            """
        )


def test_transcript_rejects_duplicate_ids():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json(
            """
            [
              {"id": 1, "speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi"},
              {"id": 1, "speaker": "Mike", "start": 1.0, "end": 2.0, "text": "There"}
            ]
            """
        )


def test_transcript_rejects_nonsequential_ids():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json(
            """
            [
              {"id": 1, "speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi"},
              {"id": 3, "speaker": "Mike", "start": 1.0, "end": 2.0, "text": "There"}
            ]
            """
        )


def test_transcript_rejects_zero_or_negative_id():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json(
            """
            [
              {"id": 0, "speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi"}
            ]
            """
        )


def test_transcript_rejects_noninteger_id():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json(
            """
            [
              {"id": 1.5, "speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi"}
            ]
            """
        )


def test_transcript_rejects_empty_input():
    with pytest.raises(AuditaValidationError):
        parse_transcript_json("[]")


def test_source_transcript_accepts_missing_ids():
    segments = parse_source_transcript_json(
        """
        [
          {"speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi"}
        ]
        """
    )

    assert segments[0].id is None
    assert segments[0].speaker == "Eric"


def test_source_transcript_accepts_present_nonsequential_ids():
    segments = parse_source_transcript_json(
        """
        [
          {"id": 10, "speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi"},
          {"id": 4, "speaker": "Mike", "start": 1.0, "end": 2.0, "text": "There"}
        ]
        """
    )

    assert [segment.id for segment in segments] == [10, 4]


def test_source_transcript_rejects_extra_fields():
    with pytest.raises(AuditaValidationError):
        parse_source_transcript_json(
            """
            [
              {"speaker": "Eric", "start": 0.0, "end": 1.0, "text": "Hi", "extra": true}
            ]
            """
        )


def test_source_transcript_rejects_bad_timestamps():
    with pytest.raises(AuditaValidationError):
        parse_source_transcript_json(
            """
            [
              {"speaker": "Eric", "start": 2.0, "end": 1.0, "text": "Hi"}
            ]
            """
        )


def test_source_transcript_rejects_empty_values():
    with pytest.raises(AuditaValidationError):
        parse_source_transcript_json(
            """
            [
              {"speaker": "", "start": 0.0, "end": 1.0, "text": "Hi"}
            ]
            """
        )


def test_source_transcript_rejects_invalid_json():
    with pytest.raises(AuditaValidationError):
        parse_source_transcript_json("{")


def test_valid_glossary_parses():
    glossary = parse_glossary_yaml(
        """
        glossary:
          - name: "Lyra"
            category: npc
            summary: "Lyra is a hostile NPC."
        """
    )

    assert glossary.glossary[0].name == "Lyra"
    assert glossary.glossary[0].plural is None


def test_glossary_accepts_optional_plural():
    glossary = parse_glossary_yaml(
        """
        glossary:
          - name: "Godfrey"
            plural: "Godfreys"
            category: npc
            summary: "Godfrey is an NPC."
        """
    )

    assert glossary.glossary[0].plural == "Godfreys"


def test_glossary_rejects_empty_plural():
    with pytest.raises(AuditaValidationError):
        parse_glossary_yaml(
            """
            glossary:
              - name: "Godfrey"
                plural: ""
                category: npc
                summary: "Godfrey is an NPC."
            """
        )


def test_glossary_rejects_empty_entries():
    with pytest.raises(AuditaValidationError):
        parse_glossary_yaml("glossary: []")


def test_glossary_rejects_extra_fields():
    with pytest.raises(AuditaValidationError):
        parse_glossary_yaml(
            """
            glossary:
              - name: "Lyra"
                category: npc
                summary: "Lyra is a hostile NPC."
                extra: "nope"
            """
        )