added multipart support for WOQL.post

Signed-off-by: NeelParihar <[email protected]>

Author: Neelterminusdb

lib/woqlClient.js

@@ -7,6 +7,8 @@ const ConnectionConfig = require('./connectionConfig')
 const WOQL = require('./woql')
 const WOQLQuery = require('./query/woqlBuilder')
 const { default: axios } = require('axios')
+const FormData = require('form-data');
+const fs = require('fs');
 
 /**
  * @license Apache Version 2
@@ -532,8 +534,25 @@ WOQLClient.prototype.query = function(woql, commitMsg, allWitnesses) {
     if (woql && woql.json && (!woql.containsUpdate() || commitMsg)) {
         let doql = woql.containsUpdate() ? this.generateCommitInfo(commitMsg) : {}
         doql.query = woql.json()
+
+        let postBody;
+
+        if(doql.query.resource.source.post) {
+          const fileName = doql.query.resource.source.post.split('/').pop();
+
+          const formData = new FormData();
+          formData.append('file', fs.createReadStream(doql.query.resource.source.post));
+          doql.query.resource.source.post = fileName;
+          formData.append('payload', Buffer.from(JSON.stringify(doql)), { filename: 'body.json', contentType: 'application/json' });
+          this.customHeaders(formData.getHeaders());
+
+          postBody = formData;
+        } else {
+          postBody = doql;
+        }
+       
         if (allWitnesses) doql.all_witnesses = true
-        return this.dispatch(CONST.WOQL_QUERY, this.connectionConfig.queryURL(), doql)
+        return this.dispatch(CONST.WOQL_QUERY, this.connectionConfig.queryURL(), postBody)
     }
     let errmsg = `WOQL query parameter error`
     if (woql && woql.json && woql.containsUpdate() && !commitMsg) {

package.json

@@ -21,8 +21,9 @@
   "license": "Apache-2.0",
   "dependencies": {
     "axios": ">=0.25.0",
+    "form-data": "^4.0.0",
     "node-forge": ">=1.0.0",
-    "underscore":">=1.13.2"
+    "underscore": ">=1.13.2"
   },
   "devDependencies": {
     "@babel/core": "^7.13.10",
@@ -82,7 +83,7 @@
   "homepage": "https://github.com/terminusdb/terminusdb-client#readme",
   "browser": {
     "http": false,
-    "https":false,
+    "https": false,
     "net": false,
     "path": false,
     "stream": false,