cocoDict = {
    "info": info,
    "images": [image],
    "annotations": [annotation],
    "categories": [
        {
            "id": int,
            "name": str,
            "supercategory": str,
        }
    ],
    "licenses": [license],
}
license = {
    "id": int,
    "name": str,
    "url": str,
}
image = {
    "id": int,
    "width": int,
    "height": int,
    "file_name": str,
    "license": int,
    "flickr_url": str,
    "coco_url": str,
    "date_captured": datetime,
}
annotation = {
    "id": int,
    "image_id": int,
    "category_id": int,
    "segmentation": [polygon],
    "area": float,
    "bbox": [x, y, width, height],
}
info = {
    "year": int,
    "version": str,
    "description": str,
    "contributor": str,
    "url": str,
    "date_created": datetime,
}
import datetime


class CoCoAnn:
    def __init__(self, cocoFile=None):
        self.dict = {
            "info": {},
            "images": [],
            "annotations": [],
            "categories": [],
            "licenses": [],
        }
        self.annId = 0

    def setInfo(
        self,
        year: int = "",
        version="",
        description="",
        contributor="",
        url="",
        date_created="",
    ):
        # if not year:
        #     now = datetime.now()
        #     year = now.strftime("%Y")
        # # TODO: datetime
        # if not date_created:
        #     pass
        self.dict["info"] = {
            "year": year,
            "version": version,
            "description": description,
            "contributor": contributor,
            "url": url,
            "date_created": date_created,
        }

    def setCategories(self, categories):
        self.dict["categories"] = categories

    def addCategory(self, id, name, supercategory=""):
        cat = {
            "id": int,
            "name": str,
            "supercategory": str,
        }
        self.dict["categories"].append(cat)

    def setLicenses(self, licenses):
        self.licenses = licenses

    def addLicense(self, id, name, url):
        license = {
            "id": int,
            "name": str,
            "url": str,
        }
        self.dict["licenses"].append(license)

    def addImage(
        self,
        id,
        width,
        height,
        file_name,
        license="",
        flickr_url="",
        coco_url="",
        date_captured="",
    ):
        image = {
            "id": id,
            "width": width,
            "height": height,
            "file_name": file_name,
            "license": license,
            "flickr_url": flickr_url,
            "coco_url": coco_url,
            "date_captured": date_captured,
        }
        self.dict["images"].append(image)

    def addAnnotation(
        self,
        image_id,
        category_id,
        segmentation,
        bbox,
        area,
        id,
    ):
        {
            "id": int,
            "image_id": int,
            "category_id": int,
            "segmentation": [polygon],
            "area": float,
            "bbox": [x, y, width, height],
        }