resolve file transfer function

src/background/p2p.js

@@ -411,6 +411,8 @@ class p2p {
 		}
 
 		logT('transfer', 'get file request', path)
+		return new Promise((resolve) =>
+		{
 			const fileStream = fs.createWriteStream(this.dataDirectory + '/' + (targetPath || ph.basename(path)))
 			let peer = null
 			let firstTransfer = false
@@ -426,6 +428,10 @@ class p2p {
 					logT('transfer', 'closing transfering file stream', path)
 					deleteCallback()
 					fileStream.end()
+					if(firstTransfer) // данные передало до этого, значит файл целый
+					{
+						resolve(true)
+					}
 					return
 				}
 
@@ -435,6 +441,7 @@ class p2p {
 					logTE('transfer', 'error on file transfer', path)
 					deleteCallback()
 					fileStream.end()
+					resolve(false)
 					return
 				}
 
@@ -449,6 +456,7 @@ class p2p {
 				const buffer = Buffer.from(data.data)
 				fileStream.write(buffer)
 			}, true) // dont clear callback
+		})
 	}
 
 	peersList()