graphql-sequelize-helper/lib/utils/utils.js

graphql-sequelize-helper transform Sequelize models to GraphQL schemas that is compatible with Relay. * <a href="http://docs.sequelizejs.com/">Sequelize</a> is a promise-based Node.js ORM for Postgres, MySQL, SQLite and Microsoft SQL Server. It features s

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.lcFirst = exports.connectionName = exports.convertFieldsToGlobalId = exports.removePrimaryKeyOrAutoIncrement = exports.getQueryDescription = exports.getQueryName = exports.getModelGrapqhQLConfig = exports.connectionNameForAssociation = exports.getTableName = undefined;

var _camelcase = require('camelcase');

var _camelcase2 = _interopRequireDefault(_camelcase);

var _defaults = require('defaults');

var _defaults2 = _interopRequireDefault(_defaults);

var _pluralize = require('pluralize');

var _pluralize2 = _interopRequireDefault(_pluralize);

var _graphql = require('graphql');

var _lodash = require('lodash');

var _lodash2 = _interopRequireDefault(_lodash);

var _index = require('./index');

var _index2 = require('../type/index');

var _index3 = _interopRequireDefault(_index2);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var getTableName = exports.getTableName = function getTableName(model) {
  return model.name;
};

var connectionNameForAssociation = exports.connectionNameForAssociation = function connectionNameForAssociation(model, associationName) {
  return _index.StringHelper.toInitialUpperCase((0, _camelcase2.default)(getTableName(model) + '_to_' + associationName));
};

var getModelGrapqhQLConfig = exports.getModelGrapqhQLConfig = function getModelGrapqhQLConfig(model) {
  var config = (0, _defaults2.default)(model.graphql, {
    modelType: function modelType(_modelType) {
      return _modelType;
    },
    crud: {}
  });
  var defaultCrudEnable = _lodash2.default.isBoolean(config.crud.enable) ? config.crud.enable : true;
  var defaultCrud = defaultCrudEnable ? function (func) {
    return func;
  } : false;
  var _arr = ['add', 'read', 'update', 'delete'];
  for (var _i = 0; _i < _arr.length; _i++) {
    var crudType = _arr[_i];
    config.crud[crudType] = (0, _defaults2.default)(config.crud[crudType], {
      one: defaultCrud,
      all: defaultCrud
    });
    if (crudType !== 'read') {
      delete config.crud[crudType].all;
    }
  }
  return config;
};

var getQueryName = exports.getQueryName = function getQueryName(model, type, countType) {
  if (type === 'read') {
    if (countType === 'all') {
      return (0, _camelcase2.default)(_pluralize2.default.plural(getTableName(model)));
    } else if (countType === 'one') {
      return (0, _camelcase2.default)(getTableName(model));
    }
  } else if (['add', 'update', 'delete'].indexOf(type) !== -1) {
    if (countType === 'all') {
      return (0, _camelcase2.default)(type + '_' + _pluralize2.default.plural(getTableName(model)));
    } else if (countType === 'one') {
      return (0, _camelcase2.default)(type + '_' + getTableName(model));
    }
  }
  console.warn('Unknown query type: ', type);
  return (0, _camelcase2.default)(type + '_' + countType + '_' + getTableName(model));
};

var getQueryDescription = exports.getQueryDescription = function getQueryDescription(model, type, countType) {
  var tableName = getTableName(model);
  if (countType === 'all') {
    return type + ' ' + countType + ' ' + _pluralize2.default.plural(tableName) + '.';
  } else if (countType === 'one') {
    return type + ' ' + countType + ' ' + tableName + '.';
  } else {
    return type + ' ' + countType + ' ' + tableName + '.';
  }
};

var removePrimaryKeyOrAutoIncrement = exports.removePrimaryKeyOrAutoIncrement = function removePrimaryKeyOrAutoIncrement(model, fields) {
  for (var field in fields) {
    var attribute = model.rawAttributes[field];
    if (attribute.references) continue;
    if (attribute._autoGenerated || attribute.autoIncrement) {
      delete fields[field];
    }
  }
};

var convertFieldsToGlobalId = exports.convertFieldsToGlobalId = function convertFieldsToGlobalId(model, fields) {
  var isUpdateFields = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

  _lodash2.default.forOwn(model.associations, function (value, key) {
    if (['BelongsTo'].indexOf(value.associationType) !== -1) {
      var globalIdType = _index3.default.GraphQLScalarTypes.globalIdInputType(value.target.name);
      var required = _lodash2.default.get(value, 'options.required', false);
      if (required === true && isUpdateFields === false) globalIdType = new _graphql.GraphQLNonNull(globalIdType);

      fields[value.foreignKey] = {
        description: 'ID for ' + key,
        type: globalIdType
      };
    }
  });
};

var connectionName = exports.connectionName = function connectionName(model) {
  return model.name + 'Connection';
};

var lcFirst = exports.lcFirst = function lcFirst(name) {
  if (name) {
    name = (0, _camelcase2.default)(name);
  }
  return name;
};