export interface SendEmailInput {
  to: string;
  subject: string;
  text: string;
}

export interface EmailTransport {
  send(input: SendEmailInput): Promise<void>;
}

export function createEmailTransport(config: {
  provider: string;
  from: string;
  apiKey: string;
}): EmailTransport {
  if (config.provider === "example") {
    return {
      async send(input) {
        console.log(
          JSON.stringify({
            service: "email",
            provider: config.provider,
            from: config.from,
            to: input.to,
            subject: input.subject,
            text: input.text,
          }),
        );
      },
    };
  }

  return {
    async send(input) {
      console.log(
        JSON.stringify({
          service: "email",
          provider: config.provider,
          mode: "noop_fallback",
          from: config.from,
          to: input.to,
          subject: input.subject,
          text: input.text,
        }),
      );
    },
  };
}