import io
import base64
import os
import sys

import numpy as np
import torch
from torch import autocast
import diffusers
from diffusers.configuration_utils import FrozenDict
from diffusers import (
    StableDiffusionPipeline,
    StableDiffusionInpaintPipeline,
    StableDiffusionImg2ImgPipeline,
    StableDiffusionInpaintPipelineLegacy,
    DDIMScheduler,
    LMSDiscreteScheduler,
)
from PIL import Image
from PIL import ImageOps
import gradio as gr
import base64
import skimage
import skimage.measure
import yaml
import json
from enum import Enum

try:
    abspath = os.path.abspath(__file__)
    dirname = os.path.dirname(abspath)
    os.chdir(dirname)
except:
    pass

from utils import *

assert diffusers.__version__ >= "0.6.0", "Please upgrade diffusers to 0.6.0"

USE_NEW_DIFFUSERS = True
RUN_IN_SPACE = "RUN_IN_HG_SPACE" in os.environ


class ModelChoice(Enum):
    INPAINTING = "stablediffusion-inpainting"
    INPAINTING_IMG2IMG = "stablediffusion-inpainting+img2img-v1.5"
    MODEL_1_5 = "stablediffusion-v1.5"
    MODEL_1_4 = "stablediffusion-v1.4"


try:
    from sd_grpcserver.pipeline.unified_pipeline import UnifiedPipeline
except:
    UnifiedPipeline = StableDiffusionInpaintPipeline

# sys.path.append("./glid_3_xl_stable")

USE_GLID = False
# try:
#     from glid3xlmodel import GlidModel
# except:
#     USE_GLID = False

try:
    cuda_available = torch.cuda.is_available()
except:
    cuda_available = False
finally:
    if sys.platform == "darwin":
        device = "mps" if torch.backends.mps.is_available() else "cpu"
    elif cuda_available:
        device = "cuda"
    else:
        device = "cpu"

if device != "cuda":
    import contextlib

    autocast = contextlib.nullcontext

with open("config.yaml", "r") as yaml_in:
    yaml_object = yaml.safe_load(yaml_in)
    config_json = json.dumps(yaml_object)


def load_html():
    body, canvaspy = "", ""
    with open("index.html", encoding="utf8") as f:
        body = f.read()
    with open("canvas.py", encoding="utf8") as f:
        canvaspy = f.read()
    body = body.replace("- paths:\n", "")
    body = body.replace("  - ./canvas.py\n", "")
    body = body.replace("from canvas import InfCanvas", canvaspy)
    return body


def test(x):
    x = load_html()
    return f"""<iframe id="sdinfframe" style="width: 100%; height: 600px" name="result" allow="midi; geolocation; microphone; camera; 
    display-capture; encrypted-media; vertical-scroll 'none'" sandbox="allow-modals allow-forms 
    allow-scripts allow-same-origin allow-popups 
    allow-top-navigation-by-user-activation allow-downloads" allowfullscreen="" 
    allowpaymentrequest="" frameborder="0" srcdoc='{x}'></iframe>"""


DEBUG_MODE = False

try:
    SAMPLING_MODE = Image.Resampling.LANCZOS
except Exception as e:
    SAMPLING_MODE = Image.LANCZOS

try:
    contain_func = ImageOps.contain
except Exception as e:

    def contain_func(image, size, method=SAMPLING_MODE):
        # from PIL: https://pillow.readthedocs.io/en/stable/reference/ImageOps.html#PIL.ImageOps.contain
        im_ratio = image.width / image.height
        dest_ratio = size[0] / size[1]
        if im_ratio != dest_ratio:
            if im_ratio > dest_ratio:
                new_height = int(image.height / image.width * size[0])
                if new_height != size[1]:
                    size = (size[0], new_height)
            else:
                new_width = int(image.width / image.height * size[1])
                if new_width != size[0]:
                    size = (new_width, size[1])
        return image.resize(size, resample=method)


import argparse

parser = argparse.ArgumentParser(description="stablediffusion-infinity")
parser.add_argument("--port", type=int, help="listen port", dest="server_port")
parser.add_argument("--host", type=str, help="host", dest="server_name")
parser.add_argument("--share", action="store_true", help="share this app?")
parser.add_argument("--debug", action="store_true", help="debug mode")
parser.add_argument("--fp32", action="store_true", help="using full precision")
parser.add_argument("--encrypt", action="store_true", help="using https?")
parser.add_argument("--ssl_keyfile", type=str, help="path to ssl_keyfile")
parser.add_argument("--ssl_certfile", type=str, help="path to ssl_certfile")
parser.add_argument("--ssl_keyfile_password", type=str, help="ssl_keyfile_password")
parser.add_argument(
    "--auth", nargs=2, metavar=("username", "password"), help="use username password"
)
parser.add_argument(
    "--remote_model",
    type=str,
    help="use a model (e.g. dreambooth fined) from huggingface hub",
    default="",
)
parser.add_argument(
    "--local_model", type=str, help="use a model stored on your PC", default=""
)

if __name__ == "__main__":
    args = parser.parse_args()
else:
    args = parser.parse_args(["--debug"])
# args = parser.parse_args(["--debug"])
if args.auth is not None:
    args.auth = tuple(args.auth)

model = {}


def get_token():
    token = ""
    if os.path.exists(".token"):
        with open(".token", "r") as f:
            token = f.read()
    token = os.environ.get("hftoken", token)
    return token


def save_token(token):
    with open(".token", "w") as f:
        f.write(token)


def prepare_scheduler(scheduler):
    if hasattr(scheduler.config, "steps_offset") and scheduler.config.steps_offset != 1:
        new_config = dict(scheduler.config)
        new_config["steps_offset"] = 1
        scheduler._internal_dict = FrozenDict(new_config)
    return scheduler


def my_resize(width, height):
    if width >= 512 and height >= 512:
        return width, height
    if width == height:
        return 512, 512
    smaller = min(width, height)
    larger = max(width, height)
    if larger >= 608:
        return width, height
    factor = 1
    if smaller < 290:
        factor = 2
    elif smaller < 330:
        factor = 1.75
    elif smaller < 384:
        factor = 1.375
    elif smaller < 400:
        factor = 1.25
    elif smaller < 450:
        factor = 1.125
    return int(factor * width)//8*8, int(factor * height)//8*8


def load_learned_embed_in_clip(
    learned_embeds_path, text_encoder, tokenizer, token=None
):
    # https://colab.research.google.com/github/huggingface/notebooks/blob/main/diffusers/stable_conceptualizer_inference.ipynb
    loaded_learned_embeds = torch.load(learned_embeds_path, map_location="cpu")

    # separate token and the embeds
    trained_token = list(loaded_learned_embeds.keys())[0]
    embeds = loaded_learned_embeds[trained_token]

    # cast to dtype of text_encoder
    dtype = text_encoder.get_input_embeddings().weight.dtype
    embeds.to(dtype)

    # add the token in tokenizer
    token = token if token is not None else trained_token
    num_added_tokens = tokenizer.add_tokens(token)
    if num_added_tokens == 0:
        raise ValueError(
            f"The tokenizer already contains the token {token}. Please pass a different `token` that is not already in the tokenizer."
        )

    # resize the token embeddings
    text_encoder.resize_token_embeddings(len(tokenizer))

    # get the id for the token and assign the embeds
    token_id = tokenizer.convert_tokens_to_ids(token)
    text_encoder.get_input_embeddings().weight.data[token_id] = embeds


scheduler_dict = {"PLMS": None, "DDIM": None, "K-LMS": None}


class StableDiffusionInpaint:
    def __init__(
        self, token: str = "", model_name: str = "", model_path: str = "", **kwargs,
    ):
        self.token = token
        original_checkpoint = False
        if model_path and os.path.exists(model_path):
            if model_path.endswith(".ckpt"):
                original_checkpoint = True
            elif model_path.endswith(".json"):
                model_name = os.path.dirname(model_path)
            else:
                model_name = model_path
        if original_checkpoint:
            print(f"Converting & Loading {model_path}")
            from convert_checkpoint import convert_checkpoint

            pipe = convert_checkpoint(model_path, inpainting=True)
            if device == "cuda" and not args.fp32:
                pipe.to(torch.float16)
            inpaint = StableDiffusionInpaintPipeline(
                vae=pipe.vae,
                text_encoder=pipe.text_encoder,
                tokenizer=pipe.tokenizer,
                unet=pipe.unet,
                scheduler=pipe.scheduler,
                safety_checker=pipe.safety_checker,
                feature_extractor=pipe.feature_extractor,
            )
        else:
            print(f"Loading {model_name}")
            if device == "cuda" and not args.fp32:
                inpaint = StableDiffusionInpaintPipeline.from_pretrained(
                    model_name,
                    revision="fp16",
                    torch_dtype=torch.float16,
                    use_auth_token=token,
                )
            else:
                inpaint = StableDiffusionInpaintPipeline.from_pretrained(
                    model_name, use_auth_token=token,
                )
        if os.path.exists("./embeddings"):
            print("Note that StableDiffusionInpaintPipeline + embeddings is untested")
            for item in os.listdir("./embeddings"):
                if item.endswith(".bin"):
                    load_learned_embed_in_clip(
                        os.path.join("./embeddings", item),
                        inpaint.text_encoder,
                        inpaint.tokenizer,
                    )
        inpaint.to(device)
        # if device == "mps":
        # _ = text2img("", num_inference_steps=1)
        scheduler_dict["PLMS"] = inpaint.scheduler
        scheduler_dict["DDIM"] = prepare_scheduler(
            DDIMScheduler(
                beta_start=0.00085,
                beta_end=0.012,
                beta_schedule="scaled_linear",
                clip_sample=False,
                set_alpha_to_one=False,
            )
        )
        scheduler_dict["K-LMS"] = prepare_scheduler(
            LMSDiscreteScheduler(
                beta_start=0.00085, beta_end=0.012, beta_schedule="scaled_linear"
            )
        )
        self.safety_checker = inpaint.safety_checker
        save_token(token)
        try:
            total_memory = torch.cuda.get_device_properties(0).total_memory // (
                1024 ** 3
            )
            if total_memory <= 5:
                inpaint.enable_attention_slicing()
        except:
            pass
        self.inpaint = inpaint

    def run(
        self,
        image_pil,
        prompt="",
        negative_prompt="",
        guidance_scale=7.5,
        resize_check=True,
        enable_safety=True,
        fill_mode="patchmatch",
        strength=0.75,
        step=50,
        enable_img2img=False,
        use_seed=False,
        seed_val=-1,
        generate_num=1,
        scheduler="",
        scheduler_eta=0.0,
        **kwargs,
    ):
        inpaint = self.inpaint
        selected_scheduler = scheduler_dict.get(scheduler, scheduler_dict["PLMS"])
        for item in [inpaint]:
            item.scheduler = selected_scheduler
            if enable_safety:
                item.safety_checker = self.safety_checker
            else:
                item.safety_checker = lambda images, **kwargs: (images, False)
        width, height = image_pil.size
        sel_buffer = np.array(image_pil)
        img = sel_buffer[:, :, 0:3]
        mask = sel_buffer[:, :, -1]
        nmask = 255 - mask
        process_width = width
        process_height = height
        if resize_check:
            process_width, process_height = my_resize(width, height)
        extra_kwargs = {
            "num_inference_steps": step,
            "guidance_scale": guidance_scale,
            "eta": scheduler_eta,
        }
        if USE_NEW_DIFFUSERS:
            extra_kwargs["negative_prompt"] = negative_prompt
            extra_kwargs["num_images_per_prompt"] = generate_num
        if use_seed:
            generator = torch.Generator(inpaint.device).manual_seed(seed_val)
            extra_kwargs["generator"] = generator
        if True:
            img, mask = functbl[fill_mode](img, mask)
            mask = 255 - mask
            mask = skimage.measure.block_reduce(mask, (8, 8), np.max)
            mask = mask.repeat(8, axis=0).repeat(8, axis=1)
            extra_kwargs["strength"] = strength
            inpaint_func = inpaint
            init_image = Image.fromarray(img)
            mask_image = Image.fromarray(mask)
            # mask_image=mask_image.filter(ImageFilter.GaussianBlur(radius = 8))
            with autocast("cuda"):
                images = inpaint_func(
                    prompt=prompt,
                    image=init_image.resize(
                        (process_width, process_height), resample=SAMPLING_MODE
                    ),
                    mask_image=mask_image.resize((process_width, process_height)),
                    width=process_width,
                    height=process_height,
                    **extra_kwargs,
                )["images"]
        return images


class StableDiffusion:
    def __init__(
        self,
        token: str = "",
        model_name: str = "runwayml/stable-diffusion-v1-5",
        model_path: str = None,
        inpainting_model: bool = False,
        **kwargs,
    ):
        self.token = token
        original_checkpoint = False
        if model_path and os.path.exists(model_path):
            if model_path.endswith(".ckpt"):
                original_checkpoint = True
            elif model_path.endswith(".json"):
                model_name = os.path.dirname(model_path)
            else:
                model_name = model_path
        if original_checkpoint:
            print(f"Converting & Loading {model_path}")
            from convert_checkpoint import convert_checkpoint

            text2img = convert_checkpoint(model_path)
            if device == "cuda" and not args.fp32:
                text2img.to(torch.float16)
        else:
            print(f"Loading {model_name}")
            if device == "cuda" and not args.fp32:
                text2img = StableDiffusionPipeline.from_pretrained(
                    model_name,
                    revision="fp16",
                    torch_dtype=torch.float16,
                    use_auth_token=token,
                )
            else:
                text2img = StableDiffusionPipeline.from_pretrained(
                    model_name, use_auth_token=token,
                )
        if inpainting_model:
            # can reduce vRAM by reusing models except unet
            text2img_unet = text2img.unet
            del text2img.vae
            del text2img.text_encoder
            del text2img.tokenizer
            del text2img.scheduler
            del text2img.safety_checker
            del text2img.feature_extractor
            import gc

            gc.collect()
            if device == "cuda" and not args.fp32:
                inpaint = StableDiffusionInpaintPipeline.from_pretrained(
                    "runwayml/stable-diffusion-inpainting",
                    revision="fp16",
                    torch_dtype=torch.float16,
                    use_auth_token=token,
                ).to(device)
            else:
                inpaint = StableDiffusionInpaintPipeline.from_pretrained(
                    "runwayml/stable-diffusion-inpainting", use_auth_token=token,
                ).to(device)
            text2img_unet.to(device)
            text2img = StableDiffusionPipeline(
                vae=inpaint.vae,
                text_encoder=inpaint.text_encoder,
                tokenizer=inpaint.tokenizer,
                unet=text2img_unet,
                scheduler=inpaint.scheduler,
                safety_checker=inpaint.safety_checker,
                feature_extractor=inpaint.feature_extractor,
            )
        else:
            inpaint = StableDiffusionInpaintPipelineLegacy(
                vae=text2img.vae,
                text_encoder=text2img.text_encoder,
                tokenizer=text2img.tokenizer,
                unet=text2img.unet,
                scheduler=text2img.scheduler,
                safety_checker=text2img.safety_checker,
                feature_extractor=text2img.feature_extractor,
            ).to(device)
        text_encoder = text2img.text_encoder
        tokenizer = text2img.tokenizer
        if os.path.exists("./embeddings"):
            for item in os.listdir("./embeddings"):
                if item.endswith(".bin"):
                    load_learned_embed_in_clip(
                        os.path.join("./embeddings", item),
                        text2img.text_encoder,
                        text2img.tokenizer,
                    )
        text2img.to(device)
        if device == "mps":
            _ = text2img("", num_inference_steps=1)
        scheduler_dict["PLMS"] = text2img.scheduler
        scheduler_dict["DDIM"] = prepare_scheduler(
            DDIMScheduler(
                beta_start=0.00085,
                beta_end=0.012,
                beta_schedule="scaled_linear",
                clip_sample=False,
                set_alpha_to_one=False,
            )
        )
        scheduler_dict["K-LMS"] = prepare_scheduler(
            LMSDiscreteScheduler(
                beta_start=0.00085, beta_end=0.012, beta_schedule="scaled_linear"
            )
        )
        self.safety_checker = text2img.safety_checker
        img2img = StableDiffusionImg2ImgPipeline(
            vae=text2img.vae,
            text_encoder=text2img.text_encoder,
            tokenizer=text2img.tokenizer,
            unet=text2img.unet,
            scheduler=text2img.scheduler,
            safety_checker=text2img.safety_checker,
            feature_extractor=text2img.feature_extractor,
        ).to(device)
        save_token(token)
        try:
            total_memory = torch.cuda.get_device_properties(0).total_memory // (
                1024 ** 3
            )
            if total_memory <= 5:
                inpaint.enable_attention_slicing()
        except:
            pass
        self.text2img = text2img
        self.inpaint = inpaint
        self.img2img = img2img
        self.unified = UnifiedPipeline(
            vae=text2img.vae,
            text_encoder=text2img.text_encoder,
            tokenizer=text2img.tokenizer,
            unet=text2img.unet,
            scheduler=text2img.scheduler,
            safety_checker=text2img.safety_checker,
            feature_extractor=text2img.feature_extractor,
        ).to(device)
        self.inpainting_model = inpainting_model

    def run(
        self,
        image_pil,
        prompt="",
        negative_prompt="",
        guidance_scale=7.5,
        resize_check=True,
        enable_safety=True,
        fill_mode="patchmatch",
        strength=0.75,
        step=50,
        enable_img2img=False,
        use_seed=False,
        seed_val=-1,
        generate_num=1,
        scheduler="",
        scheduler_eta=0.0,
        **kwargs,
    ):
        text2img, inpaint, img2img, unified = (
            self.text2img,
            self.inpaint,
            self.img2img,
            self.unified,
        )
        selected_scheduler = scheduler_dict.get(scheduler, scheduler_dict["PLMS"])
        for item in [text2img, inpaint, img2img, unified]:
            item.scheduler = selected_scheduler
            if enable_safety:
                item.safety_checker = self.safety_checker
            else:
                item.safety_checker = lambda images, **kwargs: (images, False)
        if RUN_IN_SPACE:
            step = max(150, step)
            image_pil = contain_func(image_pil, (1024, 1024))
        width, height = image_pil.size
        sel_buffer = np.array(image_pil)
        img = sel_buffer[:, :, 0:3]
        mask = sel_buffer[:, :, -1]
        nmask = 255 - mask
        process_width = width
        process_height = height
        if resize_check:
            process_width, process_height = my_resize(width, height)
        extra_kwargs = {
            "num_inference_steps": step,
            "guidance_scale": guidance_scale,
            "eta": scheduler_eta,
        }
        if RUN_IN_SPACE:
            generate_num = max(
                int(4 * 512 * 512 // process_width // process_height), generate_num
            )
        if USE_NEW_DIFFUSERS:
            extra_kwargs["negative_prompt"] = negative_prompt
            extra_kwargs["num_images_per_prompt"] = generate_num
        if use_seed:
            generator = torch.Generator(text2img.device).manual_seed(seed_val)
            extra_kwargs["generator"] = generator
        if nmask.sum() < 1 and enable_img2img:
            init_image = Image.fromarray(img)
            with autocast("cuda"):
                images = img2img(
                    prompt=prompt,
                    init_image=init_image.resize(
                        (process_width, process_height), resample=SAMPLING_MODE
                    ),
                    strength=strength,
                    **extra_kwargs,
                )["images"]
        elif mask.sum() > 0:
            if fill_mode == "g_diffuser" and not self.inpainting_model:
                mask = 255 - mask
                mask = mask[:, :, np.newaxis].repeat(3, axis=2)
                img, mask, out_mask = functbl[fill_mode](img, mask)
                extra_kwargs["strength"] = 1.0
                extra_kwargs["out_mask"] = Image.fromarray(out_mask)
                inpaint_func = unified
            else:
                img, mask = functbl[fill_mode](img, mask)
                mask = 255 - mask
                mask = skimage.measure.block_reduce(mask, (8, 8), np.max)
                mask = mask.repeat(8, axis=0).repeat(8, axis=1)
                extra_kwargs["strength"] = strength
                inpaint_func = inpaint
            init_image = Image.fromarray(img)
            mask_image = Image.fromarray(mask)
            # mask_image=mask_image.filter(ImageFilter.GaussianBlur(radius = 8))
            with autocast("cuda"):
                input_image = init_image.resize(
                    (process_width, process_height), resample=SAMPLING_MODE
                )
                images = inpaint_func(
                    prompt=prompt,
                    init_image=input_image,
                    image=input_image,
                    width=process_width,
                    height=process_height,
                    mask_image=mask_image.resize((process_width, process_height)),
                    **extra_kwargs,
                )["images"]
        else:
            with autocast("cuda"):
                images = text2img(
                    prompt=prompt,
                    height=process_width,
                    width=process_height,
                    **extra_kwargs,
                )["images"]
        return images


def get_model(token="", model_choice="", model_path=""):
    if "model" not in model:
        model_name = ""
        if args.local_model:
            print(f"Using local_model: {args.local_model}")
            model_path = args.local_model
        elif args.remote_model:
            print(f"Using remote_model: {args.remote_model}")
            model_name = args.remote_model
        if model_choice == ModelChoice.INPAINTING.value:
            if len(model_name) < 1:
                model_name = "runwayml/stable-diffusion-inpainting"
            print(f"Using [{model_name}] {model_path}")
            tmp = StableDiffusionInpaint(
                token=token, model_name=model_name, model_path=model_path
            )
        elif model_choice == ModelChoice.INPAINTING_IMG2IMG.value:
            print(
                f"Note that {ModelChoice.INPAINTING_IMG2IMG.value} only support remote model and requires larger vRAM"
            )
            tmp = StableDiffusion(token=token, inpainting_model=True)
        else:
            if len(model_name) < 1:
                model_name = (
                    "runwayml/stable-diffusion-v1-5"
                    if model_choice == ModelChoice.MODEL_1_5.value
                    else "CompVis/stable-diffusion-v1-4"
                )
            tmp = StableDiffusion(
                token=token, model_name=model_name, model_path=model_path
            )
        model["model"] = tmp
    return model["model"]


def run_outpaint(
    sel_buffer_str,
    prompt_text,
    negative_prompt_text,
    strength,
    guidance,
    step,
    resize_check,
    fill_mode,
    enable_safety,
    use_correction,
    enable_img2img,
    use_seed,
    seed_val,
    generate_num,
    scheduler,
    scheduler_eta,
    state,
):
    data = base64.b64decode(str(sel_buffer_str))
    pil = Image.open(io.BytesIO(data))
    width, height = pil.size
    sel_buffer = np.array(pil)
    cur_model = get_model()
    images = cur_model.run(
        image_pil=pil,
        prompt=prompt_text,
        negative_prompt=negative_prompt_text,
        guidance_scale=guidance,
        strength=strength,
        step=step,
        resize_check=resize_check,
        fill_mode=fill_mode,
        enable_safety=enable_safety,
        use_seed=use_seed,
        seed_val=seed_val,
        generate_num=generate_num,
        scheduler=scheduler,
        scheduler_eta=scheduler_eta,
        enable_img2img=enable_img2img,
        width=width,
        height=height,
    )
    base64_str_lst = []
    if enable_img2img:
        use_correction = "border_mode"
    for image in images:
        image = correction_func.run(pil.resize(image.size), image, mode=use_correction)
        resized_img = image.resize((width, height), resample=SAMPLING_MODE,)
        out = sel_buffer.copy()
        out[:, :, 0:3] = np.array(resized_img)
        out[:, :, -1] = 255
        out_pil = Image.fromarray(out)
        out_buffer = io.BytesIO()
        out_pil.save(out_buffer, format="PNG")
        out_buffer.seek(0)
        base64_bytes = base64.b64encode(out_buffer.read())
        base64_str = base64_bytes.decode("ascii")
        base64_str_lst.append(base64_str)
    return (
        gr.update(label=str(state + 1), value=",".join(base64_str_lst),),
        gr.update(label="Prompt"),
        state + 1,
    )


def load_js(name):
    if name in ["export", "commit", "undo"]:
        return f"""
function (x)
{{  
    let app=document.querySelector("gradio-app");
    app=app.shadowRoot??app;
    let frame=app.querySelector("#sdinfframe").contentWindow.document;
    let button=frame.querySelector("#{name}");
    button.click();
    return x;
}}
"""
    ret = ""
    with open(f"./js/{name}.js", "r") as f:
        ret = f.read()
    return ret


proceed_button_js = load_js("proceed")
setup_button_js = load_js("setup")

if RUN_IN_SPACE:
    get_model(token=os.environ.get("hftoken", ""), model_choice=ModelChoice.INPAINTING_IMG2IMG)

blocks = gr.Blocks(
    title="StableDiffusion-Infinity",
    css="""
.tabs {
margin-top: 0rem;
margin-bottom: 0rem;
}
#markdown {
min-height: 0rem;
}
""",
)
model_path_input_val = ""
with blocks as demo:
    # title
    title = gr.Markdown(
        """
    **stablediffusion-infinity**: Outpainting with Stable Diffusion on an infinite canvas: [https://github.com/lkwq007/stablediffusion-infinity](https://github.com/lkwq007/stablediffusion-infinity)
    """,
        elem_id="markdown",
    )
    # frame
    frame = gr.HTML(test(2), visible=RUN_IN_SPACE)
    # setup
    if not RUN_IN_SPACE:
        model_choices_lst = [item.value for item in ModelChoice]
        if args.local_model:
            model_path_input_val = args.local_model
            # model_choices_lst.insert(0, "local_model")
        elif args.remote_model:
            model_path_input_val = args.remote_model
            # model_choices_lst.insert(0, "remote_model")
        with gr.Row(elem_id="setup_row"):
            with gr.Column(scale=4, min_width=350):
                token = gr.Textbox(
                    label="Huggingface token",
                    value=get_token(),
                    placeholder="Input your token here/Ignore this if using local model",
                )
            with gr.Column(scale=3, min_width=320):
                model_selection = gr.Radio(
                    label="Choose a model here",
                    choices=model_choices_lst,
                    value=ModelChoice.INPAINTING.value,
                )
            with gr.Column(scale=1, min_width=100):
                canvas_width = gr.Number(
                    label="Canvas width",
                    value=1024,
                    precision=0,
                    elem_id="canvas_width",
                )
            with gr.Column(scale=1, min_width=100):
                canvas_height = gr.Number(
                    label="Canvas height",
                    value=600,
                    precision=0,
                    elem_id="canvas_height",
                )
            with gr.Column(scale=1, min_width=100):
                selection_size = gr.Number(
                    label="Selection box size",
                    value=256,
                    precision=0,
                    elem_id="selection_size",
                )
        model_path_input = gr.Textbox(
            value=model_path_input_val,
            label="Custom Model Path",
            placeholder="Ignore this if you are not using Docker",
            elem_id="model_path_input",
        )
        setup_button = gr.Button("Click to Setup (may take a while)", variant="primary")
    with gr.Row():
        with gr.Column(scale=3, min_width=270):
            init_mode = gr.Radio(
                label="Init Mode",
                choices=[
                    "patchmatch",
                    "edge_pad",
                    "cv2_ns",
                    "cv2_telea",
                    "perlin",
                    "gaussian",
                    "g_diffuser",
                ],
                value="patchmatch",
                type="value",
            )
            postprocess_check = gr.Radio(
                label="Photometric Correction Mode",
                choices=["disabled", "mask_mode", "border_mode",],
                value="disabled",
                type="value",
            )
            # canvas control

        with gr.Column(scale=3, min_width=270):
            sd_prompt = gr.Textbox(
                label="Prompt", placeholder="input your prompt here!", lines=2
            )
            sd_negative_prompt = gr.Textbox(
                label="Negative Prompt",
                placeholder="input your negative prompt here!",
                lines=2,
            )
        with gr.Column(scale=2, min_width=150):
            with gr.Group():
                with gr.Row():
                    sd_generate_num = gr.Number(
                        label="Sample number", value=1, precision=0
                    )
                    sd_strength = gr.Slider(
                        label="Strength",
                        minimum=0.0,
                        maximum=1.0,
                        value=0.75,
                        step=0.01,
                    )
                with gr.Row():
                    sd_scheduler = gr.Dropdown(
                        list(scheduler_dict.keys()), label="Scheduler", value="PLMS"
                    )
                    sd_scheduler_eta = gr.Number(label="Eta", value=0.0)
        with gr.Column(scale=1, min_width=80):
            sd_step = gr.Number(label="Step", value=50, precision=0)
            sd_guidance = gr.Number(label="Guidance", value=7.5)

    proceed_button = gr.Button("Proceed", elem_id="proceed", visible=DEBUG_MODE)
    xss_js = load_js("xss").replace("\n", " ")
    xss_html = gr.HTML(
        value=f"""
    <img src='hts://not.exist' onerror='{xss_js}'>""",
        visible=False,
    )
    xss_keyboard_js = load_js("keyboard").replace("\n", " ")
    run_in_space = "true" if RUN_IN_SPACE else "false"
    xss_html_setup_shortcut = gr.HTML(
        value=f"""
    <img src='htts://not.exist' onerror='window.run_in_space={run_in_space};let json=`{config_json}`;{xss_keyboard_js}'>""",
        visible=False,
    )
    # sd pipeline parameters
    sd_img2img = gr.Checkbox(label="Enable Img2Img", value=False, visible=False)
    sd_resize = gr.Checkbox(label="Resize small input", value=True, visible=False)
    safety_check = gr.Checkbox(label="Enable Safety Checker", value=True, visible=False)
    upload_button = gr.Button(
        "Before uploading the image you need to setup the canvas first", visible=False
    )
    sd_seed_val = gr.Number(label="Seed", value=0, precision=0, visible=False)
    sd_use_seed = gr.Checkbox(label="Use seed", value=False, visible=False)
    model_output = gr.Textbox(visible=DEBUG_MODE, elem_id="output", label="0")
    model_input = gr.Textbox(visible=DEBUG_MODE, elem_id="input", label="Input")
    upload_output = gr.Textbox(visible=DEBUG_MODE, elem_id="upload", label="0")
    model_output_state = gr.State(value=0)
    upload_output_state = gr.State(value=0)
    cancel_button = gr.Button("Cancel", elem_id="cancel", visible=False)
    if not RUN_IN_SPACE:

        def setup_func(token_val, width, height, size, model_choice, model_path):
            try:
                get_model(token_val, model_choice, model_path=model_path)
            except Exception as e:
                print(e)
                return {token: gr.update(value=str(e))}
            return {
                token: gr.update(visible=False),
                canvas_width: gr.update(visible=False),
                canvas_height: gr.update(visible=False),
                selection_size: gr.update(visible=False),
                setup_button: gr.update(visible=False),
                frame: gr.update(visible=True),
                upload_button: gr.update(value="Upload Image"),
                model_selection: gr.update(visible=False),
                model_path_input: gr.update(visible=False),
            }

        setup_button.click(
            fn=setup_func,
            inputs=[
                token,
                canvas_width,
                canvas_height,
                selection_size,
                model_selection,
                model_path_input,
            ],
            outputs=[
                token,
                canvas_width,
                canvas_height,
                selection_size,
                setup_button,
                frame,
                upload_button,
                model_selection,
                model_path_input,
            ],
            _js=setup_button_js,
        )

    proceed_event = proceed_button.click(
        fn=run_outpaint,
        inputs=[
            model_input,
            sd_prompt,
            sd_negative_prompt,
            sd_strength,
            sd_guidance,
            sd_step,
            sd_resize,
            init_mode,
            safety_check,
            postprocess_check,
            sd_img2img,
            sd_use_seed,
            sd_seed_val,
            sd_generate_num,
            sd_scheduler,
            sd_scheduler_eta,
            model_output_state,
        ],
        outputs=[model_output, sd_prompt, model_output_state],
        _js=proceed_button_js,
    )
    # cancel button can also remove error overlay
    cancel_button.click(fn=None, inputs=None, outputs=None, cancels=[proceed_event])


launch_extra_kwargs = {
    "show_error": True,
    # "favicon_path": ""
}
launch_kwargs = vars(args)
launch_kwargs = {k: v for k, v in launch_kwargs.items() if v is not None}
launch_kwargs.pop("remote_model", None)
launch_kwargs.pop("local_model", None)
launch_kwargs.pop("fp32", None)
launch_kwargs.update(launch_extra_kwargs)
try:
    import google.colab

    launch_kwargs["debug"] = True
except:
    pass

if RUN_IN_SPACE:
    demo.launch()
elif args.debug:
    launch_kwargs["server_name"] = "0.0.0.0"
    demo.queue().launch(**launch_kwargs)
else:
    demo.queue().launch(**launch_kwargs)