import os
import torch
import yaml
import comfy.utils
import numpy as np
import tempfile
from pathlib import Path

USE_SYMLINKS = False

here = Path(__file__).parent.resolve()

config_path = Path(here, "config.yaml")

ANNOTATOR_CKPTS_PATH = ""
TEMP_DIR = ""
USE_SYMLINKS = False
ORT_PROVIDERS = ["CUDAExecutionProvider", "DirectMLExecutionProvider", "OpenVINOExecutionProvider", "ROCMExecutionProvider", "CPUExecutionProvider", "CoreMLExecutionProvider"]

print(f'here: {here}')

if os.path.exists(config_path):
    config = yaml.load(open(config_path, "r"), Loader=yaml.FullLoader)

    ANNOTATOR_CKPTS_PATH = str(Path(here, config["annotator_ckpts_path"]))
    TEMP_DIR = str(Path(here, config["custom_temp_path"]).resolve())
    USE_SYMLINKS = config["USE_SYMLINKS"]
    ORT_PROVIDERS = config["EP_list"]

    if TEMP_DIR is None:
        TEMP_DIR = tempfile.gettempdir()
    elif not os.path.isdir(TEMP_DIR):
        try:
            os.makedirs(TEMP_DIR)
        except:
            print(f"Failed to create custom temp directory. Using default.")
            TEMP_DIR = tempfile.gettempdir()
    
    if not os.path.isdir(ANNOTATOR_CKPTS_PATH):
        try:
            os.makedirs(ANNOTATOR_CKPTS_PATH)
        except:
            print(f"Failed to create config ckpts directory. Using default.")
            ANNOTATOR_CKPTS_PATH = str(Path(here, "./ckpts"))
else:
    ANNOTATOR_CKPTS_PATH = str(Path(here, "./ckpts"))
    TEMP_DIR = tempfile.gettempdir()
    USE_SYMLINKS = False
    ORT_PROVIDERS = ["CUDAExecutionProvider", "DirectMLExecutionProvider", "OpenVINOExecutionProvider", "ROCMExecutionProvider", "CPUExecutionProvider", "CoreMLExecutionProvider"]

os.environ['AUX_ANNOTATOR_CKPTS_PATH'] = os.getenv('AUX_ANNOTATOR_CKPTS_PATH', ANNOTATOR_CKPTS_PATH)
os.environ['AUX_TEMP_DIR'] = os.getenv('AUX_TEMP_DIR', str(TEMP_DIR))
os.environ['AUX_USE_SYMLINKS'] = os.getenv('AUX_USE_SYMLINKS', str(USE_SYMLINKS))
os.environ['AUX_ORT_PROVIDERS'] = os.getenv('AUX_ORT_PROVIDERS', str(",".join(ORT_PROVIDERS)))

print(f"Using ckpts path: {ANNOTATOR_CKPTS_PATH}")
print(f"Using symlinks: {USE_SYMLINKS}")
print(f"Using ort providers: {ORT_PROVIDERS}")