import { Draft, JSONError, JSONSchema } from '@squiz/json-schema-library';
import { isMatrixAssetUri } from './utils/matrixAssetValidator';
import { getValidationDataForMatrixUri } from './utils/getValidationDataForMatrixUri';

export const customFormatValidators: Record<
  string,
  (draft: Draft, schema: JSONSchema, value: unknown, pointer: string) => undefined | JSONError | JSONError[]
> = {
  'matrix-asset-uri': (core, schema, value, pointer): JSONError[] | undefined => {
    const errors: JSONError[] = [];
    if (isMatrixAssetUri(value) === false) {
      if (typeof value !== 'string') {
        const error: JSONError = {
          name: 'typeError',
          code: 'type-error',
          type: 'error',
          message: `Expected matrix-asset-uri (${value}) in \`${pointer}\` to be of type string`,
          data: { expected: 'string', pointer: pointer, received: typeof value, value: value },
        };
        return [error];
      }
      const validationData = getValidationDataForMatrixUri(value);
      const error: JSONError = {
        name: 'matrixAssetUriError',
        code: 'format-error',
        type: 'error',
        message: `Value matrix-asset-uri (${value}) in \`${pointer}\` is not a valid matrix asset uri`,
        data: { pointer: pointer, value: value, errors: validationData },
      };
      return [error];
    }
    return errors.length > 0 ? errors : undefined;
  },
};