Method _computeModelFieldMatchings

lib/database.ts:263–301

Compute field matchings tables for model usage.

(
    table: string,
    fields: ModelFields,
    withTimestamps: boolean,
  )

  /** Compute field matchings tables for model usage. */
  _computeModelFieldMatchings(
    table: string,
    fields: ModelFields,
    withTimestamps: boolean,
  ): {
    toClient: FieldMatchingTable;
    toDatabase: FieldMatchingTable;
  } {
    const modelFields = { ...fields };
    if (withTimestamps) {
      modelFields.updatedAt = "";
      modelFields.createdAt = "";
    }

    const toDatabase: FieldMatchingTable = Object.entries(modelFields).reduce(
      (prev: any, [clientFieldName, fieldType]) => {
        const databaseFieldName = typeof fieldType !== "string" && fieldType.as
          ? fieldType.as
          : (this._translator.formatFieldNameToDatabase(
            clientFieldName,
          ) as string);

        prev[clientFieldName] = databaseFieldName;
        prev[`${table}.${clientFieldName}`] = `${table}.${databaseFieldName}`;
        return prev;
      },
      {},
    );

    const toClient: FieldMatchingTable = Object.entries(toDatabase).reduce(
      (prev, [clientFieldName, databaseFieldName]) => ({
        ...prev,
        [databaseFieldName]: clientFieldName,
      }),
      {},
    );

    return { toDatabase, toClient };
  }

  /** Close the current database connection. */
  close() {