"""Integration tests for image deletion endpoints."""

from uuid import uuid4

import pytest
from httpx import AsyncClient
from sqlalchemy.ext.asyncio import AsyncSession

from app.database.models.board import Board
from app.database.models.board_image import BoardImage
from app.database.models.image import Image
from app.database.models.user import User


@pytest.mark.asyncio
async def test_remove_image_from_board(client: AsyncClient, test_user: User, db: AsyncSession):
    """Test removing image from board (not deleting)."""
    # Create board and image
    board = Board(
        id=uuid4(),
        user_id=test_user.id,
        title="Test Board",
        viewport_state={"x": 0, "y": 0, "zoom": 1.0, "rotation": 0},
    )
    db.add(board)

    image = Image(
        id=uuid4(),
        user_id=test_user.id,
        filename="test.jpg",
        storage_path=f"{test_user.id}/test.jpg",
        file_size=1024,
        mime_type="image/jpeg",
        width=800,
        height=600,
        metadata={"format": "jpeg", "checksum": "abc123"},
        reference_count=1,
    )
    db.add(image)

    board_image = BoardImage(
        id=uuid4(),
        board_id=board.id,
        image_id=image.id,
        position={"x": 100, "y": 100},
        transformations={
            "scale": 1.0,
            "rotation": 0,
            "opacity": 1.0,
            "flipped_h": False,
            "flipped_v": False,
            "greyscale": False,
        },
        z_order=0,
    )
    db.add(board_image)
    await db.commit()

    # Remove from board
    response = await client.delete(f"/api/images/boards/{board.id}/images/{image.id}")

    assert response.status_code == 204


@pytest.mark.asyncio
async def test_remove_image_not_on_board(client: AsyncClient, test_user: User, db: AsyncSession):
    """Test removing image that's not on the board."""
    board = Board(
        id=uuid4(),
        user_id=test_user.id,
        title="Test Board",
        viewport_state={"x": 0, "y": 0, "zoom": 1.0, "rotation": 0},
    )
    db.add(board)

    image = Image(
        id=uuid4(),
        user_id=test_user.id,
        filename="test.jpg",
        storage_path=f"{test_user.id}/test.jpg",
        file_size=1024,
        mime_type="image/jpeg",
        width=800,
        height=600,
        metadata={"format": "jpeg", "checksum": "abc123"},
    )
    db.add(image)
    await db.commit()

    # Try to remove (image not on board)
    response = await client.delete(f"/api/images/boards/{board.id}/images/{image.id}")

    assert response.status_code == 404


@pytest.mark.asyncio
async def test_remove_image_unauthorized(client: AsyncClient, test_user: User, db: AsyncSession):
    """Test removing image from board not owned by user."""
    # Create another user
    other_user = User(id=uuid4(), email="other@example.com", password_hash="hashed")
    db.add(other_user)

    # Create board owned by other user
    board = Board(
        id=uuid4(),
        user_id=other_user.id,
        title="Other Board",
        viewport_state={"x": 0, "y": 0, "zoom": 1.0, "rotation": 0},
    )
    db.add(board)

    image = Image(
        id=uuid4(),
        user_id=other_user.id,
        filename="test.jpg",
        storage_path=f"{other_user.id}/test.jpg",
        file_size=1024,
        mime_type="image/jpeg",
        width=800,
        height=600,
        metadata={"format": "jpeg", "checksum": "abc123"},
    )
    db.add(image)

    board_image = BoardImage(
        id=uuid4(),
        board_id=board.id,
        image_id=image.id,
        position={"x": 100, "y": 100},
        transformations={
            "scale": 1.0,
            "rotation": 0,
            "opacity": 1.0,
            "flipped_h": False,
            "flipped_v": False,
            "greyscale": False,
        },
        z_order=0,
    )
    db.add(board_image)
    await db.commit()

    # Try to remove as current user
    response = await client.delete(f"/api/images/boards/{board.id}/images/{image.id}")

    assert response.status_code == 403


@pytest.mark.asyncio
async def test_permanent_delete_image(client: AsyncClient, test_user: User, db: AsyncSession):
    """Test permanently deleting image from library."""
    image = Image(
        id=uuid4(),
        user_id=test_user.id,
        filename="test.jpg",
        storage_path=f"{test_user.id}/test.jpg",
        file_size=1024,
        mime_type="image/jpeg",
        width=800,
        height=600,
        metadata={"format": "jpeg", "checksum": "abc123"},
        reference_count=0,  # Not used on any boards
    )
    db.add(image)
    await db.commit()

    # Delete permanently
    response = await client.delete(f"/api/images/{image.id}")

    assert response.status_code == 204


@pytest.mark.asyncio
async def test_cannot_delete_image_in_use(client: AsyncClient, test_user: User, db: AsyncSession):
    """Test that images in use cannot be permanently deleted."""
    board = Board(
        id=uuid4(),
        user_id=test_user.id,
        title="Test Board",
        viewport_state={"x": 0, "y": 0, "zoom": 1.0, "rotation": 0},
    )
    db.add(board)

    image = Image(
        id=uuid4(),
        user_id=test_user.id,
        filename="test.jpg",
        storage_path=f"{test_user.id}/test.jpg",
        file_size=1024,
        mime_type="image/jpeg",
        width=800,
        height=600,
        metadata={"format": "jpeg", "checksum": "abc123"},
        reference_count=1,  # Used on a board
    )
    db.add(image)

    board_image = BoardImage(
        id=uuid4(),
        board_id=board.id,
        image_id=image.id,
        position={"x": 100, "y": 100},
        transformations={
            "scale": 1.0,
            "rotation": 0,
            "opacity": 1.0,
            "flipped_h": False,
            "flipped_v": False,
            "greyscale": False,
        },
        z_order=0,
    )
    db.add(board_image)
    await db.commit()

    # Try to delete
    response = await client.delete(f"/api/images/{image.id}")

    assert response.status_code == 400
    assert "still used" in response.json()["detail"].lower()