from typing import Any

import httpx


class SendgridClient:
    api_url = "https://api.sendgrid.com/v3/mail/send"

    def __init__(self, api_key: str, timeout: int = 10) -> None:
        self.api_key = api_key
        self.timeout = timeout

    def send_email(
        self,
        to_email: str,
        subject: str,
        text_content: str,
        html_content: str,
        from_email: str,
        from_email_display_name: str,
        reply_to: str,
        categories: list[str] | None = None,
        custom_args: dict[str, Any] | None = None,
    ) -> None:
        content: list[dict[str, str]] = []

        if text_content:
            content.append({"type": "text/plain", "value": text_content})

        if html_content:
            content.append({"type": "text/html", "value": html_content})

        if not content:
            content.append({"type": "text/plain", "value": "No content provided"})

        payload: dict[str, Any] = {
            "from": {"email": from_email, "name": from_email_display_name},
            "personalizations": [{"to": [{"email": to_email}]}],
            "reply_to": {"email": reply_to},
            "subject": subject,
            "content": content,
        }

        if categories:
            payload["categories"] = categories

        if custom_args:
            payload["custom_args"] = custom_args

        response = httpx.post(
            self.api_url,
            headers={"Authorization": f"Bearer {self.api_key}"},
            json=payload,
            timeout=self.timeout,
        )
        response.raise_for_status()