# ComfyUI模板--Base 停止维护！！
import json
import os
import shutil
import subprocess
import uuid
from typing import Dict

import loguru
import modal

image = (  # build up a Modal Image to run ComfyUI, step by step
    modal.Image.debian_slim(  # start from basic Linux with Python
        python_version="3.10"
    )
    .apt_install("git")  # install git to clone ComfyUI
    .apt_install("gcc")
    .apt_install("libportaudio2")
    .pip_install("fastapi[standard]==0.115.4")  # install web dependencies
    .pip_install("comfy-cli==1.3.5")  # install comfy-cli
    .pip_install("cos-python-sdk-v5")
    .pip_install("sqlalchemy")
    .pip_install("ultralytics")
    .pip_install("tencentcloud-sdk-python")
    .pip_install("pymysql")
    .pip_install("Pillow")
    .pip_install("ffmpy")
    .pip_install("opencv-python")
    .pip_install("av")
    .pip_install("imageio")
    .pip_install("loguru")
    .pip_install("conformer==0.3.2",extra_options="--no-dependencies")
    .pip_install("einops>0.6.1",extra_options="--no-dependencies")
    .pip_install("openai-whisper")
    .run_commands(  # use comfy-cli to install ComfyUI and its dependencies
        "comfy --skip-prompt install --nvidia --version 0.3.10"
    )
)

image = (
    image.run_commands("comfy node install https://github.com/M1kep/ComfyLiterals")
    .run_commands("comfy node install https://github.com/evanspearman/ComfyMath")
    .run_commands("comfy node install https://github.com/Kosinkadink/ComfyUI-AnimateDiff-Evolved")
    .run_commands("comfy node install https://e.coding.net/g-ldyi2063/dev/ComfyUI-Bowong.git")
    .run_commands("comfy node install https://github.com/crystian/ComfyUI-Crystools")
    .run_commands("comfy node install https://github.com/pythongosssss/ComfyUI-Custom-Scripts")
    .run_commands("comfy node install https://github.com/BennyKok/comfyui-deploy")
    .run_commands("comfy node install https://github.com/yolain/ComfyUI-Easy-Use")
    .run_commands("comfy node install https://e.coding.net/g-ldyi2063/dev/ComfyUI-VideoHelperSuite.git")
    .run_commands("comfy node install https://github.com/jags111/efficiency-nodes-comfyui")
    .run_commands("comfy node install https://github.com/WASasquatch/was-node-suite-comfyui")
    .run_commands("comfy node install https://github.com/rgthree/rgthree-comfy")
    .run_commands("comfy node install https://github.com/cubiq/ComfyUI_essentials")
    .run_commands("comfy node install https://github.com/melMass/comfy_mtb")
    .run_commands("echo 3 && comfy node install https://e.coding.net/g-ldyi2063/dev/ComfyUI_SparkTTS.git")
    .run_commands("comfy node install https://e.coding.net/g-ldyi2063/dev/ComfyUI-CustomNode.git")
    .run_commands("echo 04111 && comfy node install https://e.coding.net/g-ldyi2063/dev/cosyvoice_comfyui.git")
    .run_commands("echo 4 && comfy node install https://e.coding.net/g-ldyi2063/dev/ComfyUI-LatentSync-Node.git")
    .run_commands(
        "mkdir -p /root/comfy/ComfyUI/models/ComfyUI-CustomNode/model && rm -rf /root/comfy/ComfyUI/custom_nodes/ComfyUI-CustomNode/model && ln -s /root/comfy/ComfyUI/models/ComfyUI-CustomNode/model /root/comfy/ComfyUI/custom_nodes/ComfyUI-CustomNode/model"
    ).run_commands(
        "mkdir -p /root/comfy/ComfyUI/models/ComfyUI-LatentSync-Node/checkpoints && rm -rf /root/comfy/ComfyUI/custom_nodes/ComfyUI-LatentSync-Node/checkpoints && ln -s /root/comfy/ComfyUI/models/ComfyUI-LatentSync-Node/checkpoints /root/comfy/ComfyUI/custom_nodes/ComfyUI-LatentSync-Node/checkpoints"
    ).run_commands(
        "mkdir -p /root/comfy/ComfyUI/models/.cache/torch/hub/checkpoints && mkdir -p /root/.cache/torch/hub/checkpoints && rm -rf /root/.cache/torch/hub/checkpoints && ln -s /root/comfy/ComfyUI/models/.cache/torch/hub/checkpoints /root/.cache/torch/hub/checkpoints"
    ).run_commands(
        "mkdir -p /root/comfy/ComfyUI/models/stabilityai && ln -s /root/comfy/ComfyUI/models/stabilityai /root/comfy/ComfyUI/stabilityai"
    ).run_commands(
        "mkdir -p /root/comfy/ComfyUI/models/CosyVoice-ComfyUI/pretrained_models/CosyVoice-300M && mkdir -p /root/comfy/ComfyUI/custom_nodes/cosyvoice_comfyui/pretrained_models/CosyVoice-300M && rm -rf /root/comfy/ComfyUI/custom_nodes/cosyvoice_comfyui/pretrained_models/CosyVoice-300M && ln -s /root/comfy/ComfyUI/models/CosyVoice-ComfyUI/pretrained_models/CosyVoice-300M /root/comfy/ComfyUI/custom_nodes/cosyvoice_comfyui/pretrained_models/CosyVoice-300M"
    ).run_commands(
        "rm -rf /root/comfy/ComfyUI/models"
    ).run_commands(
        "apt update && apt install -y ffmpeg && ffmpeg -version"
    ).add_local_file("config.yaml", "/root/comfy/ComfyUI/custom_nodes/ComfyUI-CustomNode/config.yaml", copy=True
    ).add_local_file("config.py", "/root/comfy/ComfyUI/custom_nodes/cosyvoice_comfyui/pretrained_models/tools/config.py", copy=True
    ).workdir("/root/comfy")

    # Add .run_commands(...) calls for any other custom nodes you want to download
)

app = modal.App(name="highlight-comfyui-s3", image=image)
vol = modal.Volume.from_name("comfyui-model", create_if_missing=True)
bucket_dict = modal.Dict.from_name("aws_s3_bucket", create_if_missing=False)
bucket_input = str(bucket_dict.get("INPUT"))
bucket_output = str(bucket_dict.get("OUTPUT"))
secret = modal.Secret.from_name("aws-s3-secret")
# completed workflows write output images to this directory
output_dir = "/root/comfy/ComfyUI/output"


@app.cls(
    allow_concurrent_inputs=1,  # allow 10 concurrent API calls
    max_containers=200,
    min_containers=0,
    buffer_containers=0,
    scaledown_window=120,
    # 5 minute container keep alive after it processes an input; increasing this value is a great way to reduce ComfyUI cold start times
    timeout=900,
    gpu=["L4", "T4"],
    cpu=(2,16),
    # memory=(32768, 32768), # (内存预留量, 内存使用上限)
    memory=(20480,40960),
    enable_memory_snapshot=False,
    secrets=[secret],
    volumes={
        "/root/comfy/ComfyUI/models": vol,
        "/root/comfy/ComfyUI/input_s3": modal.CloudBucketMount(
            bucket_name=bucket_input,
            # bucket_endpoint_url="https://s3.%s.amazonaws.com" % os.environ["AWS_REGION"],
            secret=secret,
            key_prefix="/"
        ),
        "/root/comfy/ComfyUI/output_s3": modal.CloudBucketMount(
            bucket_name=bucket_output,
            # bucket_endpoint_url="https://s3.%s.amazonaws.com" % os.environ["AWS_REGION"],
            secret=secret,
            key_prefix="/"
        ),
    },
)
class ComfyUI:
    @modal.enter()
    def launch_comfy_background(self):
        # starts the ComfyUI server in the background exactly once when the first input is received
        self.session_id = str(uuid.uuid4())
        cmd = "echo client_uuid: {}&&rm -rf /root/comfy/ComfyUI/user&&mkdir -p /root/comfy/ComfyUI/output_s3/logs/{}&&ln -s /root/comfy/ComfyUI/output_s3/logs/{} /root/comfy/ComfyUI/user && comfy launch --background".format(self.session_id,self.session_id, self.session_id)
        subprocess.run(cmd, shell=True, check=True)

    @modal.method()
    def infer(self, workflow_json: str = ""):
        self.poll_server_health()
        self.prompt_uuid = str(uuid.uuid4())
        # runs the comfy run --workflow command as a subprocess
        workflow = json.loads(workflow_json)
        print("Workflow JSON:")
        print(json.dumps(workflow, indent=4, ensure_ascii=False))
        for node in workflow.values():
            if node.get("class_type") == "ComfyUIDeployExternalText":
                if node.get("inputs").get("input_id") == "file_path":
                    file_to_move = node.get("inputs").get("default_value")
                    if file_to_move:
                        os.makedirs(os.path.dirname(file_to_move.replace("input_s3", "input")), exist_ok=True)
                        try:
                            shutil.copy(file_to_move, file_to_move.replace("input_s3", "input"))
                        except:
                            try:
                                print("Try download file to S3 manually")
                                # S3 Fallback
                                import boto3
                                import yaml
                                with open("/root/comfy/ComfyUI/custom_nodes/ComfyUI-CustomNode/config.yaml",
                                          encoding="utf-8", mode="r+") as config:
                                    yaml_config = yaml.load(config, Loader=yaml.FullLoader)
                                awss3 = boto3.resource('s3', aws_access_key_id=yaml_config["aws_key_id"],
                                                       aws_secret_access_key=yaml_config["aws_access_key"])
                                awss3.meta.client.download_file(bucket_input, file_to_move.split("input_s3/")[1],
                                                                file_to_move.replace("input_s3", "input"))
                            except:
                                raise Exception("Failed to download file from S3 manually")
                        node["inputs"]["default_value"] = node["inputs"]["default_value"].replace("input_s3", "input")
        with open(f"/root/{self.prompt_uuid}.json", "w", encoding="utf-8") as f:
            f.write(json.dumps(workflow, ensure_ascii=False))
        cmd = f"comfy run --workflow /root/{self.prompt_uuid}.json --wait --timeout 890 --verbose"
        subprocess.run(cmd, shell=True, check=True, timeout=895)

        # looks up the name of the output image file based on the workflow
        file_prefix = [
            node.get("inputs")
            for node in workflow.values()
            if node.get("class_type") == "VHS_VideoCombine"
        ][0]["filename_prefix"]

        # returns the image as bytes
        file_list = os.listdir(output_dir)
        # 获取按照文件时间创建排序的列表，默认是按时间升序
        new_file_list = sorted(file_list, key=lambda file: os.path.getctime(os.path.join(output_dir, file)),
                               reverse=True)
        # print("file_list", new_file_list)
        for f in new_file_list:
            if f.startswith(file_prefix):
                os.makedirs(os.path.dirname(os.path.join(output_dir.replace("output", "output_s3"), f)), exist_ok=True)
                try:
                    shutil.copy(os.path.join(output_dir, f), os.path.join(output_dir.replace("output", "output_s3"), f))
                except:
                    try:
                        print("Try move file to S3 manually")
                        # S3 Fallback
                        import boto3
                        import yaml
                        with open("/root/comfy/ComfyUI/custom_nodes/ComfyUI-CustomNode/config.yaml", encoding="utf-8",
                                  mode="r+") as config:
                            yaml_config = yaml.load(config, Loader=yaml.FullLoader)
                        awss3 = boto3.resource('s3', aws_access_key_id=yaml_config["aws_key_id"],
                                               aws_secret_access_key=yaml_config["aws_access_key"])
                        awss3.meta.client.upload_file(os.path.join(output_dir, f), bucket_output, f)
                    except:
                        raise Exception("Failed to move file to S3 manually")
                return f

    @modal.fastapi_endpoint(method="POST")
    def api(self, item: Dict):
        try:
            # save this updated workflow to a new file
            new_workflow_file = item["prompt"]
            # run inference on the currently running container
            fname = self.infer.local(new_workflow_file)
            if fname is None:
                raise RuntimeError("Output File not found")
            j = {"file_name": fname}
            loguru.logger.success(j)
            return j
        except Exception as e:
            raise RuntimeError(str(e))
        finally:
            print("Purge Garbage By Restart Comfy")
            cmd = "comfy stop"
            try:
                subprocess.run(cmd, shell=True, check=True)
            except:
                pass
            cmd = "comfy launch --background"
            try:
                subprocess.run(cmd, shell=True, check=True)
            except:
                pass


    def poll_server_health(self):
        import socket
        import urllib

        try:
            # dummy request to check if the server is healthy
            req = urllib.request.Request("http://127.0.0.1:8188/system_stats")
            urllib.request.urlopen(req, timeout=5)
            print("ComfyUI server is healthy")
        except (socket.timeout, urllib.error.URLError) as e:
            # if no response in 5 seconds, stop the container; Modal will schedule queued inputs on a new container
            print(f"Server health check failed: {str(e)} restarting ComfyUI...")
            try:
                cmd = "comfy stop"
                try:
                    subprocess.run(cmd, shell=True, check=True)
                except:
                    pass
                cmd = "comfy launch --background"
                try:
                    subprocess.run(cmd, shell=True, check=True)
                except:
                    raise Exception("Failed to launch ComfyUI")
            except:
                modal.experimental.stop_fetching_inputs()
                raise Exception("ComfyUI server is not healthy, restart failed, stopping container")

    # @modal.web_endpoint(method="POST", label="tk")
    # def tk_api(self, item: Dict):
    #     pass
    #