chore: update version to 1.4.3, enhance printing service, and add MyTcpSocket module

src/utils/PrintingService.ts

@@ -1,5 +1,5 @@
-import TcpSocket from "react-native-tcp-socket";
 import * as SecureStore from 'expo-secure-store';
+import {myTcpSocket} from "../connectors/myTcpSocket";
 
 class PrintingService {
     private static instance: PrintingService | null = null;
@@ -27,36 +27,14 @@ class PrintingService {
         // const images = await convertPdfToBitmaps(pdf);
         // const codes = await this.generateZplCodes(images);
         const codes = pdf.labels;
+        try {
+            const result = await myTcpSocket.writeToSocket(printerIp, 9100, codes);
+        } catch (error) {
+            console.error("Error printing label:", error);
+            await Promise.reject(error)
+        }
+        await Promise.resolve()
 
-        return new Promise<void>((resolve, reject) => {
-            // Create and connect the socket
-            const client = TcpSocket.createConnection({host: printerIp, port: 9100}, () => {
-
-                // Write each ZPL chunk
-                codes.forEach((code, idx) => {
-                    console.log(`Printing ${idx}`);
-                    client.write(code);
-                });
-
-                client.end();
-            });
-
-            // Reject on socket error
-            client.on("error", (err) => {
-                console.error("Socket error:", err);
-                reject(err);
-            });
-
-            // Resolve when the socket fully closes
-            client.on("close", (hadError) => {
-                if (hadError) {
-                    // close after an error will have already rejected
-                    return;
-                }
-                console.log("Connection closed");
-                resolve();
-            });
-        });
     }
 
 
@@ -78,7 +56,6 @@ class PrintingService {
 
 
     public getPrinter(baseMarketplace: number): string {
-        if (baseMarketplace == 2) return 'ozon';
         return "wildberries";
     }
 }