| 1 | import { addMocksToSchema } from '@graphql-tools/mock';
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| 2 | import * as faker from 'faker';
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| 3 | import { fake } from 'faker';
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| 4 | import { loadFromModuleExportExpressionSync } from '@graphql-mesh/utils';
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| 5 |
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| 6 | class MockingTransform {
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| 7 | constructor(options) {
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| 8 | this.options = options;
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| 9 | }
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| 10 | transformSchema(schema) {
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| 11 | const { config } = this.options;
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| 12 | const configIf = 'if' in config ? config.if : true;
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| 13 | if (configIf) {
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| 14 | const mocks = {};
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| 15 | if (config.mocks) {
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| 16 | for (const fieldConfig of config.mocks) {
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| 17 | const fieldConfigIf = 'if' in fieldConfig ? fieldConfig.if : true;
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| 18 | if (fieldConfigIf) {
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| 19 | const [typeName, fieldName] = fieldConfig.apply.split('.');
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| 20 | mocks[typeName] = mocks[typeName] || (() => ({}));
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| 21 | if (fieldName) {
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| 22 | if (fieldConfig.faker) {
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| 23 | const prevFn = mocks[typeName];
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| 24 | let fakerFn;
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| 25 | const [service, method] = fieldConfig.faker.split('.');
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| 26 | if (service in faker) {
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| 27 | fakerFn = () => faker[service][method]();
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| 28 | }
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| 29 | else {
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| 30 | fakerFn = () => fake(fieldConfig.faker || '');
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| 31 | }
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| 32 | mocks[typeName] = (...args) => {
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| 33 | const prevObj = prevFn(...args);
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| 34 | prevObj[fieldName] = fakerFn;
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| 35 | return prevObj;
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| 36 | };
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| 37 | }
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| 38 | else if (fieldConfig.custom) {
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| 39 | const exportedVal = loadFromModuleExportExpressionSync(fieldConfig.custom);
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| 40 | const prevFn = mocks[typeName];
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| 41 | mocks[typeName] = (...args) => {
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| 42 | const prevObj = prevFn(...args);
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| 43 | prevObj[fieldName] = typeof exportedVal === 'function' ? exportedVal : () => exportedVal;
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| 44 | return prevObj;
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| 45 | };
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| 46 | }
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| 47 | }
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| 48 | else {
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| 49 | if (fieldConfig.faker) {
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| 50 | let fakerFn;
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| 51 | const [service, method] = fieldConfig.faker.split('.');
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| 52 | if (service in faker) {
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| 53 | fakerFn = () => faker[service][method]();
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| 54 | }
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| 55 | else {
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| 56 | fakerFn = () => fake(fieldConfig.faker || '');
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| 57 | }
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| 58 | mocks[typeName] = fakerFn;
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| 59 | }
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| 60 | else if (fieldConfig.custom) {
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| 61 | const [moduleName, exportName] = fieldConfig.custom.split('#');
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| 62 | const m = require(moduleName);
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| 63 | const exportedVal = m[exportName] || (m.default && m.default[exportName]);
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| 64 | mocks[typeName] = typeof exportedVal === 'function' ? exportedVal : () => exportedVal;
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| 65 | }
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| 66 | }
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| 67 | }
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| 68 | }
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| 69 | }
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| 70 | return addMocksToSchema({
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| 71 | schema,
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| 72 | mocks,
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| 73 | preserveResolvers: config === null || config === void 0 ? void 0 : config.preserveResolvers,
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| 74 | });
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| 75 | }
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| 76 | return schema;
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| 77 | }
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| 78 | }
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| 79 |
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| 80 | export default MockingTransform;
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| 81 |
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