import pytest

from mflux.models.common.config import ModelConfig
from mflux.models.flux.variants.txt2img.flux import Flux1
from tests.image_generation.helpers.image_generation_test_helper import ImageGeneratorTestHelper


class TestImageGenerator:
    @pytest.mark.slow
    def test_image_generation_schnell(self):
        ImageGeneratorTestHelper.assert_matches_reference_image(
            reference_image_path="reference_schnell.png",
            output_image_path="output_schnell.png",
            model_class=Flux1,
            model_config=ModelConfig.schnell(),
            steps=2,
            seed=42,
            height=341,
            width=768,
            prompt="Luxury food photograph",
        )

    @pytest.mark.slow
    def test_image_generation_dev(self):
        ImageGeneratorTestHelper.assert_matches_reference_image(
            reference_image_path="reference_dev.png",
            output_image_path="output_dev.png",
            model_class=Flux1,
            model_config=ModelConfig.dev(),
            steps=15,
            seed=42,
            height=341,
            width=768,
            prompt="Luxury food photograph",
        )

    @pytest.mark.slow
    def test_image_generation_dev_lora(self):
        ImageGeneratorTestHelper.assert_matches_reference_image(
            reference_image_path="reference_dev_lora.png",
            output_image_path="output_dev_lora.png",
            model_class=Flux1,
            model_config=ModelConfig.dev(),
            steps=15,
            seed=42,
            height=341,
            width=768,
            prompt="mkym this is made of wool, burger",
            lora_paths=["FLUX-dev-lora-MiaoKa-Yarn-World.safetensors"],
            lora_scales=[1.0],
        )

    @pytest.mark.slow
    def test_image_generation_dev_multiple_loras(self):
        ImageGeneratorTestHelper.assert_matches_reference_image(
            reference_image_path="reference_dev_lora_multiple.png",
            output_image_path="output_dev_lora_multiple.png",
            model_class=Flux1,
            model_config=ModelConfig.dev(),
            steps=15,
            seed=42,
            height=341,
            width=768,
            prompt="Renaissance painting, mkym this is made of wool, burger",
            lora_paths=["FLUX-dev-lora-MiaoKa-Yarn-World.safetensors", "Flux_-_Renaissance_art_style.safetensors"],
            lora_scales=[0.4, 0.6],
        )

    @pytest.mark.slow
    def test_image_generation_dev_image_to_image(self):
        ImageGeneratorTestHelper.assert_matches_reference_image(
            reference_image_path="reference_dev_image_to_image.png",
            output_image_path="output_dev_image_to_image.png",
            model_class=Flux1,
            image_strength=0.4,
            model_config=ModelConfig.dev(),
            steps=8,
            seed=44,
            height=341,
            width=768,
            image_path="reference_dev_lora.png",
            prompt="Luxury food photograph of a burger",
        )