class-o-mat/src/prototype/api-field.js

ALPHA VERSION ONLY: class-o-mats will help to create getter-setter functionality with validations that can be attached to a container class for easier coding. Some basic validations are included. class-o-mats also has the ability to store params as bloc

import Bunyan from 'bunyan';
const  log = Bunyan.createLogger({name: "ApiField"});

import { NONE, API_FIELD } from '../constants/types';

import {build, adjustDefault} from '../methods/build-field';

class ApiField { 

  TYPE = API_FIELD;

  constructor(parent, fieldOMat, paramObjectKey, key) { 
    this._params = { 
      key,
      parent,
      fieldOMat,
      paramObjectKey,

      apiKey: NONE,
      value: NONE,
      _default: NONE
    }
  }

  $() { 
    const { apiKey, _default, fieldOMat, parent, paramObjectKey } = this._params;
    const parentFields = parent.___fields;
    if (apiKey === NONE) throw new Error('Missing ApiField Name');

    if (typeof parent.apiKey !== 'undefined' && force === false) { 
      throw new Error(`Cannot overwrite api apiKey: ${apiKey}`);
    }
    const newFieldOMat = fieldOMat.again().key(apiKey);
    newFieldOMat.internalKey(apiKey);
    const fieldDefault = adjustDefault(newFieldOMat.params());

    const fieldMethod = build({ ...newFieldOMat.params(), paramObjectKey});
    parent.___fields.push(apiKey);
    parent[apiKey] = fieldMethod;
  }

  key() { 
    return this._params.key;
  }

  as(apiKey) { 
    this._params.apiKey = apiKey;
    return this;
  }

  as$(apiKey) { 
    return this.as(apiKey).$();
  }

  _default(value) { 
    this._params._default = value;
    return this;
  }

  force(doForce) { 
    this._params.force = true;
    return this;
  }
}


export default ApiField;