import getConfig from "../config/main";

export abstract class TxtDotError extends Error {
  code: number;
  name: string;
  description: string;

  constructor(
    code: number,
    name: string,
    description: string,
  ) {
    super(description);
    this.code = code;
    this.name = name;
    this.description = description;
  }
}

export class EngineParseError extends TxtDotError {
  constructor(message: string) {
    super(
      422,
      "EngineParseError",
      `Parse error: ${message}`,
    );
  }
}

export class LocalResourceError extends TxtDotError {
  constructor() {
    super(
      403,
      "LocalResourceError",
      "Proxying local resources is forbidden.",
    );
  }
}

export class NotHtmlMimetypeError extends TxtDotError {
  constructor() {
    super(
      421,
      "NotHtmlMimetypeError",
      "Received non-HTML content, " + (
        getConfig().proxy_res ?
          "use proxy instead of parser." :
          "proxying is disabled by the instance admin."
      ),
    );
  }
}