| 1 | "use strict";
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| 2 | var getFromAST_1 = require('./getFromAST');
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| 3 | var cloneDeep = require('lodash.clonedeep');
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| 4 | function addFieldToSelectionSet(fieldName, selectionSet) {
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| 5 | var fieldAst = {
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| 6 | kind: 'Field',
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| 7 | alias: null,
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| 8 | name: {
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| 9 | kind: 'Name',
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| 10 | value: fieldName,
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| 11 | },
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| 12 | };
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| 13 | if (selectionSet && selectionSet.selections) {
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| 14 | var alreadyHasThisField_1 = false;
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| 15 | selectionSet.selections.forEach(function (selection) {
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| 16 | if (selection.kind === 'Field' && selection.name.value === fieldName) {
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| 17 | alreadyHasThisField_1 = true;
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| 18 | }
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| 19 | });
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| 20 | if (!alreadyHasThisField_1) {
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| 21 | selectionSet.selections.push(fieldAst);
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| 22 | }
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| 23 | }
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| 24 | }
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| 25 | exports.addFieldToSelectionSet = addFieldToSelectionSet;
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| 26 | function addTypenameToSelectionSet(selectionSet) {
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| 27 | return addFieldToSelectionSet('__typename', selectionSet);
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| 28 | }
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| 29 | exports.addTypenameToSelectionSet = addTypenameToSelectionSet;
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| 30 | function traverseSelectionSet(selectionSet, queryTransformers, isRoot) {
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| 31 | if (isRoot === void 0) { isRoot = false; }
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| 32 | if (selectionSet && selectionSet.selections) {
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| 33 | queryTransformers.forEach(function (transformer) {
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| 34 | if (!isRoot) {
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| 35 | transformer(selectionSet);
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| 36 | }
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| 37 | selectionSet.selections.forEach(function (selection) {
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| 38 | if (selection.kind === 'Field' || selection.kind === 'InlineFragment') {
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| 39 | traverseSelectionSet(selection.selectionSet, queryTransformers);
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| 40 | }
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| 41 | });
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| 42 | });
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| 43 | }
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| 44 | }
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| 45 | function applyTransformers(doc, queryTransformers) {
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| 46 | getFromAST_1.checkDocument(doc);
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| 47 | var docClone = cloneDeep(doc);
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| 48 | docClone.definitions.forEach(function (definition) {
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| 49 | if (definition.kind === 'OperationDefinition') {
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| 50 | traverseSelectionSet(definition.selectionSet, queryTransformers, true);
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| 51 | }
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| 52 | else {
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| 53 | traverseSelectionSet(definition.selectionSet, queryTransformers);
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| 54 | }
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| 55 | });
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| 56 | return docClone;
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| 57 | }
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| 58 | exports.applyTransformers = applyTransformers;
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| 59 | |
| \ | No newline at end of file |