exports.__esModule = true;
exports.Cache = exports.ApolloCache = void 0;

var _apolloUtilities = require("apollo-utilities");

function queryFromPojo(obj) {
  var op = {
    kind: 'OperationDefinition',
    operation: 'query',
    name: {
      kind: 'Name',
      value: 'GeneratedClientQuery'
    },
    selectionSet: selectionSetFromObj(obj)
  };
  var out = {
    kind: 'Document',
    definitions: [op]
  };
  return out;
}

function fragmentFromPojo(obj, typename) {
  var frag = {
    kind: 'FragmentDefinition',
    typeCondition: {
      kind: 'NamedType',
      name: {
        kind: 'Name',
        value: typename || '__FakeType'
      }
    },
    name: {
      kind: 'Name',
      value: 'GeneratedClientQuery'
    },
    selectionSet: selectionSetFromObj(obj)
  };
  var out = {
    kind: 'Document',
    definitions: [frag]
  };
  return out;
}

function selectionSetFromObj(obj) {
  if (typeof obj === 'number' || typeof obj === 'boolean' || typeof obj === 'string' || typeof obj === 'undefined' || obj === null) {
    return null;
  }

  if (Array.isArray(obj)) {
    return selectionSetFromObj(obj[0]);
  }

  var selections = [];
  Object.keys(obj).forEach(function (key) {
    var nestedSelSet = selectionSetFromObj(obj[key]);
    var field = {
      kind: 'Field',
      name: {
        kind: 'Name',
        value: key
      },
      selectionSet: nestedSelSet || undefined
    };
    selections.push(field);
  });
  var selectionSet = {
    kind: 'SelectionSet',
    selections: selections
  };
  return selectionSet;
}

var justTypenameQuery = {
  kind: 'Document',
  definitions: [{
    kind: 'OperationDefinition',
    operation: 'query',
    name: null,
    variableDefinitions: null,
    directives: [],
    selectionSet: {
      kind: 'SelectionSet',
      selections: [{
        kind: 'Field',
        alias: null,
        name: {
          kind: 'Name',
          value: '__typename'
        },
        arguments: [],
        directives: [],
        selectionSet: null
      }]
    }
  }]
};

var ApolloCache = function () {
  function ApolloCache() {}

  ApolloCache.prototype.transformDocument = function (document) {
    return document;
  };

  ApolloCache.prototype.transformForLink = function (document) {
    return document;
  };

  ApolloCache.prototype.readQuery = function (options, optimistic) {
    if (optimistic === void 0) {
      optimistic = false;
    }

    return this.read({
      query: options.query,
      variables: options.variables,
      optimistic: optimistic
    });
  };

  ApolloCache.prototype.readFragment = function (options, optimistic) {
    if (optimistic === void 0) {
      optimistic = false;
    }

    return this.read({
      query: (0, _apolloUtilities.getFragmentQueryDocument)(options.fragment, options.fragmentName),
      variables: options.variables,
      rootId: options.id,
      optimistic: optimistic
    });
  };

  ApolloCache.prototype.writeQuery = function (options) {
    this.write({
      dataId: 'ROOT_QUERY',
      result: options.data,
      query: options.query,
      variables: options.variables
    });
  };

  ApolloCache.prototype.writeFragment = function (options) {
    this.write({
      dataId: options.id,
      result: options.data,
      variables: options.variables,
      query: (0, _apolloUtilities.getFragmentQueryDocument)(options.fragment, options.fragmentName)
    });
  };

  ApolloCache.prototype.writeData = function (_a) {
    var id = _a.id,
        data = _a.data;

    if (typeof id !== 'undefined') {
      var typenameResult = null;

      try {
        typenameResult = this.read({
          rootId: id,
          optimistic: false,
          query: justTypenameQuery
        });
      } catch (e) {}

      var __typename = typenameResult && typenameResult.__typename || '__ClientData';

      var dataToWrite = Object.assign({
        __typename: __typename
      }, data);
      this.writeFragment({
        id: id,
        fragment: fragmentFromPojo(dataToWrite, __typename),
        data: dataToWrite
      });
    } else {
      this.writeQuery({
        query: queryFromPojo(data),
        data: data
      });
    }
  };

  return ApolloCache;
}();

exports.ApolloCache = ApolloCache;
var Cache;
exports.Cache = Cache;

(function (Cache) {})(Cache || (exports.Cache = Cache = {}));