kitsu-core/lib/index.js

Core serialisation and deserialsation functions for the kitsu JSON:API client

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }

var _regeneratorRuntime = _interopDefault(require('@babel/runtime/regenerator'));
var _asyncToGenerator = _interopDefault(require('@babel/runtime/helpers/asyncToGenerator'));

function deattribute() {
  return _deattribute.apply(this, arguments);
}

function _deattribute() {
  return _deattribute = _asyncToGenerator(_regeneratorRuntime.mark(function _callee2(data) {
    return _regeneratorRuntime.wrap(function (_context2) {
      for (;;) switch (_context2.prev = _context2.next) {
        case 0:
          if (_context2.t0 = 'object' === typeof data && null !== data, !_context2.t0) {
            _context2.next = 8;
            break;
          }

          if (!Array.isArray(data)) {
            _context2.next = 7;
            break;
          }

          return _context2.next = 5, data.map(function () {
            var _ref = _asyncToGenerator(_regeneratorRuntime.mark(function _callee(el) {
              return _regeneratorRuntime.wrap(function (_context) {
                for (;;) switch (_context.prev = _context.next) {
                  case 0:
                    return _context.abrupt("return", deattribute(el));

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                  case "end":
                    return _context.stop();
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              }, _callee, this);
            }));

            return function () {
              return _ref.apply(this, arguments);
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          }());

        case 5:
          _context2.next = 8;
          break;

        case 7:
          data.attributes && data.attributes.constructor === Object && (Object.keys(data.attributes).forEach(key => {
            data[key] = data.attributes[key];
          }), delete data.attributes);

        case 8:
          return _context2.abrupt("return", data);

        case 9:
        case "end":
          return _context2.stop();
      }
    }, _callee2, this);
  })), _deattribute.apply(this, arguments);
}

function error(E) {
  if (E.response) {
    const e = E.response.data;
    e && e.errors && (E.errors = e.errors);
  }

  throw E;
}

function filterIncludes() {
  return _filterIncludes.apply(this, arguments);
}

function _filterIncludes() {
  return _filterIncludes = _asyncToGenerator(_regeneratorRuntime.mark(function _callee(included, _ref) {
    var id, type, filtered;
    return _regeneratorRuntime.wrap(function (_context) {
      for (;;) switch (_context.prev = _context.next) {
        case 0:
          return id = _ref.id, type = _ref.type, _context.prev = 1, filtered = included.filter(el => el.id === id && el.type === type)[0] || {
            id,
            type
          }, _context.abrupt("return", Object.assign({}, filtered));

        case 6:
          _context.prev = 6, _context.t0 = _context["catch"](1), error(_context.t0);

        case 9:
        case "end":
          return _context.stop();
      }
    }, _callee, this, [[1, 6]]);
  })), _filterIncludes.apply(this, arguments);
}

function link() {
  return _link.apply(this, arguments);
}

function _link() {
  return _link = _asyncToGenerator(_regeneratorRuntime.mark(function _callee(_ref, included) {
    var id, type, meta, filtered;
    return _regeneratorRuntime.wrap(function (_context) {
      for (;;) switch (_context.prev = _context.next) {
        case 0:
          return id = _ref.id, type = _ref.type, meta = _ref.meta, _context.next = 3, filterIncludes(included, {
            id,
            type
          });

        case 3:
          if (filtered = _context.sent, _context.t0 = filtered.relationships, !_context.t0) {
            _context.next = 8;
            break;
          }

          return _context.next = 8, linkRelationships(filtered, included);

        case 8:
          return meta && (filtered.meta = meta), _context.abrupt("return", deattribute(filtered));

        case 10:
        case "end":
          return _context.stop();
      }
    }, _callee, this);
  })), _link.apply(this, arguments);
}

function linkArray() {
  return _linkArray.apply(this, arguments);
}

function _linkArray() {
  return _linkArray = _asyncToGenerator(_regeneratorRuntime.mark(function _callee2(data, included, key) {
    var _iteratorNormalCompletion, _didIteratorError, _iteratorError, _step, _iterator, resource;

    return _regeneratorRuntime.wrap(function (_context2) {
      for (;;) switch (_context2.prev = _context2.next) {
        case 0:
          return data[key] = [], _iteratorNormalCompletion = !0, _didIteratorError = !1, _iteratorError = void 0, _context2.prev = 2, _context2.next = 5, data.relationships[key].data;

        case 5:
          _context2.t0 = Symbol.iterator, _iterator = _context2.sent[_context2.t0]();

        case 7:
          if (_iteratorNormalCompletion = (_step = _iterator.next()).done) {
            _context2.next = 17;
            break;
          }

          return resource = _step.value, _context2.t1 = data[key], _context2.next = 12, link(resource, included);

        case 12:
          _context2.t2 = _context2.sent, _context2.t1.push.call(_context2.t1, _context2.t2);

        case 14:
          _iteratorNormalCompletion = !0, _context2.next = 7;
          break;

        case 17:
          _context2.next = 22;
          break;

        case 19:
          _context2.prev = 19, _context2.t3 = _context2["catch"](2), _didIteratorError = !0, _iteratorError = _context2.t3;

        case 22:
          _context2.prev = 22, _context2.prev = 23, _iteratorNormalCompletion || null == _iterator.return || _iterator.return();

        case 25:
          if (_context2.prev = 25, !_didIteratorError) {
            _context2.next = 28;
            break;
          }

          throw _iteratorError;

        case 28:
          return _context2.finish(25);

        case 29:
          return _context2.finish(22);

        case 30:
        case "end":
          return _context2.stop();
      }
    }, _callee2, this, [[2, 19, 22, 30], [23,, 25, 29]]);
  })), _linkArray.apply(this, arguments);
}

function linkObject() {
  return _linkObject.apply(this, arguments);
}

function _linkObject() {
  return _linkObject = _asyncToGenerator(_regeneratorRuntime.mark(function _callee3(data, included, key) {
    return _regeneratorRuntime.wrap(function (_context3) {
      for (;;) switch (_context3.prev = _context3.next) {
        case 0:
          return _context3.next = 2, link(data.relationships[key].data, included);

        case 2:
          data[key] = _context3.sent, delete data[key].relationships;

        case 4:
        case "end":
          return _context3.stop();
      }
    }, _callee3, this);
  })), _linkObject.apply(this, arguments);
}

function linkRelationships() {
  return _linkRelationships.apply(this, arguments);
}

function _linkRelationships() {
  return _linkRelationships = _asyncToGenerator(_regeneratorRuntime.mark(function _callee4(data, included) {
    var relationships, removeRelationships, key;
    return _regeneratorRuntime.wrap(function (_context4) {
      for (;;) switch (_context4.prev = _context4.next) {
        case 0:
          return relationships = data.relationships, removeRelationships = !1, _context4.next = 4, relationships;

        case 4:
          _context4.t0 = _regeneratorRuntime.keys(_context4.sent);

        case 5:
          if ((_context4.t1 = _context4.t0()).done) {
            _context4.next = 20;
            break;
          }

          if (key = _context4.t1.value, !(relationships[key].data && Array.isArray(relationships[key].data))) {
            _context4.next = 13;
            break;
          }

          return _context4.next = 10, linkArray(data, included, key);

        case 10:
          removeRelationships = !0, _context4.next = 18;
          break;

        case 13:
          if (_context4.t2 = relationships[key].data, !_context4.t2) {
            _context4.next = 18;
            break;
          }

          return _context4.next = 17, linkObject(data, included, key);

        case 17:
          removeRelationships = !0;

        case 18:
          _context4.next = 5;
          break;

        case 20:
          return _context4.abrupt("return", (removeRelationships && delete data.relationships, data));

        case 21:
        case "end":
          return _context4.stop();
      }
    }, _callee4, this);
  })), _linkRelationships.apply(this, arguments);
}

function deserialiseArray() {
  return _deserialiseArray.apply(this, arguments);
}

function _deserialiseArray() {
  return _deserialiseArray = _asyncToGenerator(_regeneratorRuntime.mark(function _callee(obj) {
    var _iteratorNormalCompletion, _didIteratorError, _iteratorError, _step, _iterator, value;

    return _regeneratorRuntime.wrap(function (_context) {
      for (;;) switch (_context.prev = _context.next) {
        case 0:
          return _iteratorNormalCompletion = !0, _didIteratorError = !1, _iteratorError = void 0, _context.prev = 1, _context.next = 4, obj.data;

        case 4:
          _context.t0 = Symbol.iterator, _iterator = _context.sent[_context.t0]();

        case 6:
          if (_iteratorNormalCompletion = (_step = _iterator.next()).done) {
            _context.next = 22;
            break;
          }

          if (value = _step.value, _context.t1 = obj.included, !_context.t1) {
            _context.next = 13;
            break;
          }

          return _context.next = 12, linkRelationships(value, obj.included);

        case 12:
          value = _context.sent;

        case 13:
          if (_context.t2 = value.attributes, !_context.t2) {
            _context.next = 18;
            break;
          }

          return _context.next = 17, deattribute(value);

        case 17:
          value = _context.sent;

        case 18:
          obj.data[obj.data.indexOf(value)] = value;

        case 19:
          _iteratorNormalCompletion = !0, _context.next = 6;
          break;

        case 22:
          _context.next = 27;
          break;

        case 24:
          _context.prev = 24, _context.t3 = _context["catch"](1), _didIteratorError = !0, _iteratorError = _context.t3;

        case 27:
          _context.prev = 27, _context.prev = 28, _iteratorNormalCompletion || null == _iterator.return || _iterator.return();

        case 30:
          if (_context.prev = 30, !_didIteratorError) {
            _context.next = 33;
            break;
          }

          throw _iteratorError;

        case 33:
          return _context.finish(30);

        case 34:
          return _context.finish(27);

        case 35:
          return _context.abrupt("return", obj);

        case 36:
        case "end":
          return _context.stop();
      }
    }, _callee, this, [[1, 24, 27, 35], [28,, 30, 34]]);
  })), _deserialiseArray.apply(this, arguments);
}

function deserialise() {
  return _deserialise.apply(this, arguments);
}

function _deserialise() {
  return _deserialise = _asyncToGenerator(_regeneratorRuntime.mark(function _callee2(obj) {
    return _regeneratorRuntime.wrap(function (_context2) {
      for (;;) switch (_context2.prev = _context2.next) {
        case 0:
          if (!(obj.data && obj.data.constructor === Array)) {
            _context2.next = 6;
            break;
          }

          return _context2.next = 3, deserialiseArray(obj);

        case 3:
          obj = _context2.sent, _context2.next = 11;
          break;

        case 6:
          if (_context2.t0 = obj.included, !_context2.t0) {
            _context2.next = 11;
            break;
          }

          return _context2.next = 10, linkRelationships(obj.data, obj.included);

        case 10:
          obj.data = _context2.sent;

        case 11:
          if (delete obj.included, _context2.t1 = obj.data && obj.data.attributes, !_context2.t1) {
            _context2.next = 17;
            break;
          }

          return _context2.next = 16, deattribute(obj.data);

        case 16:
          obj.data = _context2.sent;

        case 17:
          return _context2.abrupt("return", obj);

        case 18:
        case "end":
          return _context2.stop();
      }
    }, _callee2, this);
  })), _deserialise.apply(this, arguments);
}

function queryFormat(value, key) {
  return null !== value && 'object' === typeof value ? query(value, key) : encodeURIComponent(key) + '=' + encodeURIComponent(value);
}

function query(params) {
  let prefix = 1 < arguments.length && void 0 !== arguments[1] ? arguments[1] : null;
  const str = [];

  for (const param in params) params.hasOwnProperty(param) && str.push(queryFormat(params[param], prefix ? `${prefix}[${param}]` : param));

  return str.join('&');
}

const requiresID = (method, key) => `${method} requires an ID for the ${key} relationships`;

function isValid() {
  return _isValid.apply(this, arguments);
}

function _isValid() {
  return _isValid = _asyncToGenerator(_regeneratorRuntime.mark(function _callee(obj, method, type) {
    return _regeneratorRuntime.wrap(function (_context) {
      for (;;) switch (_context.prev = _context.next) {
        case 0:
          if (obj.constructor === Object && 0 !== Object.keys(obj).length) {
            _context.next = 2;
            break;
          }

          throw new Error(`${method} requires a JSON object body`);

        case 2:
          if ('POST' === method || obj.id) {
            _context.next = 4;
            break;
          }

          throw new Error(`${method} requires an ID for the ${type} type`);

        case 4:
        case "end":
          return _context.stop();
      }
    }, _callee, this);
  })), _isValid.apply(this, arguments);
}

function serialiseObject() {
  return _serialiseObject.apply(this, arguments);
}

function _serialiseObject() {
  return _serialiseObject = _asyncToGenerator(_regeneratorRuntime.mark(function _callee2(node, nodeType, key, data, method) {
    return _regeneratorRuntime.wrap(function (_context2) {
      for (;;) switch (_context2.prev = _context2.next) {
        case 0:
          if ('string' === typeof node.id) {
            _context2.next = 2;
            break;
          }

          throw new Error(requiresID(method, key));

        case 2:
          return _context2.abrupt("return", (data.relationships || (data.relationships = {}), node.type || (node.type = nodeType), data.relationships[key] = {
            data: Object.assign(node)
          }, data));

        case 3:
        case "end":
          return _context2.stop();
      }
    }, _callee2, this);
  })), _serialiseObject.apply(this, arguments);
}

function serialiseArray() {
  return _serialiseArray.apply(this, arguments);
}

function _serialiseArray() {
  return _serialiseArray = _asyncToGenerator(_regeneratorRuntime.mark(function _callee3(node, nodeType, key, data, method) {
    return _regeneratorRuntime.wrap(function (_context3) {
      for (;;) switch (_context3.prev = _context3.next) {
        case 0:
          return _context3.abrupt("return", (data.relationships || (data.relationships = {}), data.relationships[key] = {
            data: node.map((_ref) => {
              let id = _ref.id,
                  type = _ref.type;
              if (!id) throw new Error(requiresID(method, key));
              return {
                id,
                type: type || nodeType
              };
            })
          }, data));

        case 1:
        case "end":
          return _context3.stop();
      }
    }, _callee3, this);
  })), _serialiseArray.apply(this, arguments);
}

function serialiseAttr() {
  return _serialiseAttr.apply(this, arguments);
}

function _serialiseAttr() {
  return _serialiseAttr = _asyncToGenerator(_regeneratorRuntime.mark(function _callee4(node, key, data) {
    return _regeneratorRuntime.wrap(function (_context4) {
      for (;;) switch (_context4.prev = _context4.next) {
        case 0:
          return _context4.abrupt("return", (data.attributes || (data.attributes = {}), data.attributes[key] = node, data));

        case 1:
        case "end":
          return _context4.stop();
      }
    }, _callee4, this);
  })), _serialiseAttr.apply(this, arguments);
}

function serialise() {
  return _serialise.apply(this, arguments);
}

function _serialise() {
  return _serialise = _asyncToGenerator(_regeneratorRuntime.mark(function _callee5(model) {
    var obj,
        method,
        type,
        data,
        key,
        node,
        nodeType,
        _args5 = arguments;
    return _regeneratorRuntime.wrap(function (_context5) {
      for (;;) switch (_context5.prev = _context5.next) {
        case 0:
          return obj = 1 < _args5.length && void 0 !== _args5[1] ? _args5[1] : {}, method = 2 < _args5.length && void 0 !== _args5[2] ? _args5[2] : 'POST', _context5.prev = 1, type = this.plural(this.camel(model)), data = {
            type
          }, _context5.next = 6, isValid(obj, method, type);

        case 6:
          'POST' !== method && (data.id = obj.id + ""), _context5.t0 = _regeneratorRuntime.keys(obj);

        case 8:
          if ((_context5.t1 = _context5.t0()).done) {
            _context5.next = 30;
            break;
          }

          if (key = _context5.t1.value, node = obj[key], nodeType = this.plural(this.camel(key)), !(null !== node & node.constructor === Object)) {
            _context5.next = 17;
            break;
          }

          return _context5.next = 14, serialiseObject(node, nodeType, key, data, method);

        case 14:
          data = _context5.sent, _context5.next = 28;
          break;

        case 17:
          if (!(null !== node && Array.isArray(node))) {
            _context5.next = 23;
            break;
          }

          return _context5.next = 20, serialiseArray(node, nodeType, key, data, method);

        case 20:
          data = _context5.sent, _context5.next = 28;
          break;

        case 23:
          if (_context5.t2 = 'id' !== key && 'type' !== key, !_context5.t2) {
            _context5.next = 28;
            break;
          }

          return _context5.next = 27, serialiseAttr(node, key, data);

        case 27:
          data = _context5.sent;

        case 28:
          _context5.next = 8;
          break;

        case 30:
          return _context5.abrupt("return", {
            data
          });

        case 33:
          throw _context5.prev = 33, _context5.t3 = _context5["catch"](1), error(_context5.t3);

        case 36:
        case "end":
          return _context5.stop();
      }
    }, _callee5, this, [[1, 33]]);
  })), _serialise.apply(this, arguments);
}

var index = (s => s.replace(/[-_][a-z\u00E0-\u00F6\u00F8-\u00FE]/g, match => match.slice(1).toUpperCase()));

var index$1 = (s => s.charAt(0).toLowerCase() + s.slice(1).replace(/[A-Z\u00C0-\u00D6\u00D8-\u00DE]/g, match => '-' + match.toLowerCase()));

var index$2 = (s => s.charAt(0).toLowerCase() + s.slice(1).replace(/[A-Z\u00C0-\u00D6\u00D8-\u00DE]/g, match => '_' + match.toLowerCase()));

exports.camel = index;
exports.kebab = index$1;
exports.snake = index$2;
exports.deattribute = deattribute;
exports.deserialise = deserialise;
exports.error = error;
exports.filterIncludes = filterIncludes;
exports.linkRelationships = linkRelationships;
exports.query = query;
exports.serialise = serialise;