import { ChainParser, Parameter, ParameterParser, ParameterResolverNotFoundError, Route } from '@kitajs/common';
import type { ts } from 'ts-json-schema-generator';
import type { Promisable } from 'type-fest';

export class ChainParameterParser extends ChainParser<ParameterParser> implements ParameterParser {
  parse(
    param: ts.ParameterDeclaration,
    route: Route | null,
    routeNode: ts.FunctionDeclaration,
    paramIndex: number
  ): Promisable<Parameter> {
    const parser = this.cache.get(param);

    if (!parser) {
      throw new ParameterResolverNotFoundError(param.type || param);
    }

    return parser.parse(param, route, routeNode, paramIndex);
  }
}