"""Domain exceptions. The API layer maps these to HTTP responses."""


class AppError(Exception):
    status_code = 500
    public_message = "❌ Scanned images are not clear please retry!"

    def __init__(self, detail: str = "", project_id: str = ""):
        super().__init__(detail or self.public_message)
        self.detail = detail
        self.project_id = project_id


class InvalidUploadError(AppError):
    status_code = 400
    public_message = "❌ Invalid upload"


class PdfExtractionError(AppError):
    pass


class PackagingError(AppError):
    pass