[AB-290]-Extracting-type-information from OAS (#834)

- AB-290-extracting-type-information

Author: AyushShri

Diff for: index.js

@@ -28,6 +28,17 @@ module.exports = {
     return cb(new UserError(_.get(schema, 'validationResult.reason', DEFAULT_INVALID_ERROR)));
   },
 
+  convertV2WithTypes: function(input, options, cb) {
+    const enableTypeFetching = true;
+    var schema = new SchemaPack(input, options, MODULE_VERSION.V2, enableTypeFetching);
+
+    if (schema.validated) {
+      return schema.convertV2(cb);
+    }
+
+    return cb(new UserError(_.get(schema, 'validationResult.reason', DEFAULT_INVALID_ERROR)));
+  },
+
   validate: function (input) {
     var schema = new SchemaPack(input);
     return schema.validationResult;

Diff for: lib/schemapack.js

@@ -38,7 +38,7 @@ let path = require('path'),
   pathBrowserify = require('path-browserify');
 
 class SchemaPack {
-  constructor (input, options = {}, moduleVersion = MODULE_VERSION.V1) {
+  constructor (input, options = {}, moduleVersion = MODULE_VERSION.V1, enableTypeFetching = false) {
     if (input.type === schemaUtils.MULTI_FILE_API_TYPE_ALLOWED_VALUE &&
       input.data && input.data[0] && input.data[0].path) {
       input = schemaUtils.mapDetectRootFilesInputToFolderInput(input);
@@ -57,7 +57,7 @@ class SchemaPack {
       actualStack: 0,
       numberOfRequests: 0
     };
-
+    this.enableTypeFetching = enableTypeFetching;
     this.computedOptions = utils.mergeOptions(
       // predefined options
       _.keyBy(this.definedOptions, 'id'),

Diff for: libV2/index.js

@@ -32,7 +32,8 @@ module.exports = {
 
     let preOrderTraversal = GraphLib.alg.preorder(collectionTree, 'root:collection');
 
-    let collection = {};
+    let collection = {},
+      extractedTypesObject = {};
 
     /**
      * individually start generating the folder, request, collection
@@ -91,16 +92,19 @@ module.exports = {
           // generate the request form the node
           let request = {},
             collectionVariables = [],
-            requestObject = {};
+            requestObject = {},
+            requestTypesObject = {};
 
           try {
-            ({ request, collectionVariables } = resolvePostmanRequest(context,
+            ({ request, collectionVariables, requestTypesObject } = resolvePostmanRequest(context,
               context.openapi.paths[node.meta.path],
               node.meta.path,
               node.meta.method
             ));
 
             requestObject = generateRequestItemObject(request);
+            extractedTypesObject = Object.assign({}, extractedTypesObject, requestTypesObject);
+
           }
           catch (error) {
             console.error(error);
@@ -217,7 +221,17 @@ module.exports = {
     if (!_.isEmpty(collection.variable)) {
       collection.variable = _.uniqBy(collection.variable, 'key');
     }
-
+    if (context.enableTypeFetching) {
+      return cb(null, {
+        result: true,
+        output: [{
+          type: 'collection',
+          data: collection
+        }],
+        analytics: this.analytics || {},
+        extractedTypes: extractedTypesObject || {}
+      });
+    }
     return cb(null, {
       result: true,
       output: [{