gatsby-source-sanity/lib-es5/util/remoteGraphQLSchema.js

Gatsby source plugin for building websites using Sanity.io as a backend.

"use strict";
var __assign = (this && this.__assign) || function () {
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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};
var __generator = (this && this.__generator) || function (thisArg, body) {
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};
Object.defineProperty(exports, "__esModule", { value: true });
var lodash_1 = require("lodash");
var graphql_1 = require("gatsby/graphql");
var normalize_1 = require("./normalize");
exports.defaultTypeMap = {
    scalars: [],
    objects: {},
    unions: {},
};
function getRemoteGraphQLSchema(client, config) {
    return __awaiter(this, void 0, void 0, function () {
        var graphqlApi, dataset, api, err_1, code, message, is404;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    graphqlApi = config.graphqlApi;
                    dataset = client.config().dataset;
                    _a.label = 1;
                case 1:
                    _a.trys.push([1, 3, , 4]);
                    return [4 /*yield*/, client.request({
                            url: "/apis/graphql/" + dataset + "/" + graphqlApi,
                            headers: { Accept: 'application/graphql' },
                        })];
                case 2:
                    api = _a.sent();
                    return [2 /*return*/, api];
                case 3:
                    err_1 = _a.sent();
                    code = lodash_1.get(err_1, 'response.statusCode');
                    message = lodash_1.get(err_1, 'response.body.message', lodash_1.get(err_1, 'response.statusMessage') || err_1.message);
                    is404 = code === 404 || /schema not found/i.test(message);
                    throw new Error(is404
                        ? "GraphQL API not deployed - see https://github.com/sanity-io/gatsby-source-sanity#graphql-api for more info\n\n"
                        : "" + message);
                case 4: return [2 /*return*/];
            }
        });
    });
}
exports.getRemoteGraphQLSchema = getRemoteGraphQLSchema;
function getTypeMapFromGraphQLSchema(sdl) {
    var typeMap = { objects: {}, scalars: [], unions: {} };
    var remoteSchema = graphql_1.parse(sdl);
    var groups = __assign({ ObjectTypeDefinition: [], ScalarTypeDefinition: [], UnionTypeDefinition: [] }, lodash_1.groupBy(remoteSchema.definitions, 'kind'));
    var objects = {};
    typeMap.objects = groups.ObjectTypeDefinition.reduce(function (acc, typeDef) {
        if (typeDef.name.value === 'RootQuery') {
            return acc;
        }
        var name = normalize_1.getTypeName(typeDef.name.value);
        acc[name] = {
            name: name,
            kind: 'Object',
            isDocument: Boolean((typeDef.interfaces || []).find(function (iface) { return iface.name.value === 'Document'; })),
            fields: (typeDef.fields || []).reduce(function (fields, fieldDef) {
                var _a;
                return (__assign(__assign({}, fields), (_a = {}, _a[fieldDef.name.value] = {
                    type: fieldDef.type,
                    isList: isListType(fieldDef.type),
                    namedType: unwrapType(fieldDef.type),
                    aliasFor: getAliasDirective(fieldDef),
                    isReference: Boolean(getReferenceDirective(fieldDef)),
                }, _a)));
            }, {}),
        };
        return acc;
    }, objects);
    var unions = {};
    typeMap.unions = groups.UnionTypeDefinition.reduce(function (acc, typeDef) {
        var name = normalize_1.getTypeName(typeDef.name.value);
        acc[name] = {
            name: name,
            types: (typeDef.types || []).map(function (type) { return normalize_1.getTypeName(type.name.value); }),
        };
        return acc;
    }, unions);
    typeMap.scalars = graphql_1.specifiedScalarTypes
        .map(function (scalar) { return scalar.name; })
        .concat(groups.ScalarTypeDefinition.map(function (typeDef) { return typeDef.name.value; }));
    return typeMap;
}
exports.getTypeMapFromGraphQLSchema = getTypeMapFromGraphQLSchema;
function unwrapType(typeNode) {
    if (['NonNullType', 'ListType'].includes(typeNode.kind)) {
        var wrappedType = typeNode;
        return unwrapType(wrappedType.type);
    }
    return typeNode;
}
function isListType(typeNode) {
    if (typeNode.kind === 'ListType') {
        return true;
    }
    if (typeNode.kind === 'NonNullType') {
        var node = typeNode;
        return isListType(node.type);
    }
    return false;
}
function getAliasDirective(field) {
    var alias = (field.directives || []).find(function (dir) { return dir.name.value === 'jsonAlias'; });
    if (!alias) {
        return null;
    }
    var forArg = (alias.arguments || []).find(function (arg) { return arg.name.value === 'for'; });
    if (!forArg) {
        return null;
    }
    return graphql_1.valueFromAST(forArg.value, graphql_1.GraphQLString, {});
}
function getReferenceDirective(field) {
    return (field.directives || []).find(function (dir) { return dir.name.value === 'reference'; });
}
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