import { SpecifyDesignTokenTypeName, TokenState } from '@specifyapp/specify-design-token-format';

const TYPE_ALIAS: { [k in SpecifyDesignTokenTypeName]?: string } = {
  dimension: 'size',
  breakpoint: 'size',
  fontWeight: 'size',
  spacing: 'size',
  spacings: 'size',
  duration: 'time',
  radius: 'borderRadius',
  cubicBezier: 'easing',
  shadows: 'shadow',
  gradients: 'gradient',
  bitmap: 'asset',
  vector: 'asset',
  font: 'asset',
};

/* v8 ignore start */
export function sdtfTypeToSdType(sdtfType: SpecifyDesignTokenTypeName) {
  return TYPE_ALIAS[sdtfType] ?? sdtfType;
}
/* v8 ignore stop */

export function makeFileName(
  type: SpecifyDesignTokenTypeName,
  token: TokenState,
  mode: string,
): [string, string] {
  const collection = token.getCollection()?.name;

  const tokenType = TYPE_ALIAS[type] ?? type;
  const [fileNameGroup, nestingGroup] = (() => {
    if (token.path.length < 2) return [undefined, []];

    if (token.path.at(0) === collection && token.path.at(1) === token.name) return [undefined, []];
    else if (token.path.at(0) === collection) {
      return [token.path.at(1), token.path.toArray().slice(2, token.path.length - 1)];
    } else return [token.path.at(0), token.path.toArray().slice(1, token.path.length - 1)];
  })();

  const path =
    mode === 'default'
      ? `${tokenType}/${fileNameGroup ?? 'base'}`
      : !!fileNameGroup
        ? `${tokenType}/${mode}/${fileNameGroup}`
        : `${tokenType}/${mode}`;

  return [!!collection ? `${collection}/${path}` : path, nestingGroup.join('.')];
}