From dc5b8337196ab5f708423f51386e88584a052ad6 Mon Sep 17 00:00:00 2001
From: Vladimir Gorej <vladimir.gorej@gmail.com>
Date: Tue, 27 Dec 2022 16:24:10 +0100
Subject: [PATCH] feat(resolve): add ApiDOM OpenAPI 3.1.0 JSON parser

Refs #2717
---
 package.json                                  |  1 +
 .../parse/parsers/openapi-json-3-1/index.js   | 66 +++++++++++++++++++
 2 files changed, 67 insertions(+)
 create mode 100644 src/helpers/apidom/reference/parse/parsers/openapi-json-3-1/index.js

diff --git a/package.json b/package.json
index 607b200d1..5685a1d33 100644
--- a/package.json
+++ b/package.json
@@ -112,6 +112,7 @@
     "@babel/runtime-corejs3": "^7.11.2",
     "@swagger-api/apidom-core": "^0.59.0",
     "@swagger-api/apidom-reference": "^0.59.0",
+    "@swagger-api/apidom-ns-openapi-3-1": "^0.59.0",
     "cookie": "~0.5.0",
     "cross-fetch": "^3.1.5",
     "deepmerge": "~4.2.2",
diff --git a/src/helpers/apidom/reference/parse/parsers/openapi-json-3-1/index.js b/src/helpers/apidom/reference/parse/parsers/openapi-json-3-1/index.js
new file mode 100644
index 000000000..23307e4f7
--- /dev/null
+++ b/src/helpers/apidom/reference/parse/parsers/openapi-json-3-1/index.js
@@ -0,0 +1,66 @@
+/* eslint-disable camelcase */
+import { ParseResultElement } from '@swagger-api/apidom-core';
+import { ParserError, Parser } from '@swagger-api/apidom-reference/configuration/empty';
+import {
+  mediaTypes,
+  OpenApi3_1Element,
+  OpenAPIMediaTypes,
+} from '@swagger-api/apidom-ns-openapi-3-1';
+
+// eslint-disable-next-line camelcase
+const OpenApiJson3_1Parser = Parser.compose(Parser, {
+  props: {
+    name: 'openapi-json-3-1-swagger-client',
+    fileExtensions: ['.json'],
+    mediaTypes: new OpenAPIMediaTypes(
+      ...mediaTypes.filterByFormat('generic'),
+      ...mediaTypes.filterByFormat('json')
+    ),
+    detectionRegExp: /"openapi"\s*:\s*"(?<version_json>3\.1\.(?:[1-9]\d*|0))"/,
+  },
+  methods: {
+    async canParse(file) {
+      const hasSupportedFileExtension =
+        this.fileExtensions.length === 0 ? true : this.fileExtensions.includes(file.extension);
+      const hasSupportedMediaType = this.mediaTypes.includes(file.mediaType);
+
+      if (!hasSupportedFileExtension) return false;
+      if (hasSupportedMediaType) return true;
+      if (!hasSupportedMediaType) {
+        try {
+          const source = file.toString();
+          JSON.parse(source);
+          return this.detectionRegExp.test(source);
+        } catch (error) {
+          return false;
+        }
+      }
+      return false;
+    },
+    async parse(file) {
+      if (this.sourceMap) {
+        // eslint-disable-next-line no-console
+        console.warn(
+          "openapi-json-3-1-swagger-client parser plugin doesn't support sourceMaps option"
+        );
+      }
+
+      const source = file.toString();
+
+      try {
+        const pojo = JSON.parse(source);
+        const element = OpenApi3_1Element.refract(pojo, this.refractorOpts);
+        const parseResultElement = new ParseResultElement();
+
+        element.classes.push('result');
+        parseResultElement.push(element);
+        return parseResultElement;
+      } catch (error) {
+        throw new ParserError(`Error parsing "${file.uri}"`, error);
+      }
+    },
+  },
+});
+
+export default OpenApiJson3_1Parser;
+/* eslint-enable camelcase */