optimize webview

tis_app/src/main/AndroidManifest.xml

@@ -24,7 +24,10 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.PSP"
-        android:usesCleartextTraffic="true">
+        android:usesCleartextTraffic="true"
+        android:hardwareAccelerated="true"
+
+        >
         <uses-library android:name="android.device" android:required="false" />
 
         <activity

tis_app/src/main/java/com/example/tis_app/PspApplication.kt

@@ -1,7 +1,13 @@
 package com.example.tis_app
 
 import android.app.Application
+import com.example.design_system.util.WebViewManager
 import dagger.hilt.android.HiltAndroidApp
 
 @HiltAndroidApp
-class PspApplication : Application()
+class PspApplication : Application() {
+    override fun onCreate() {
+        super.onCreate()
+        WebViewManager.preload(this)
+    }
+}

tis_app/src/main/java/com/example/tis_app/screen/TisWebViewScreen.kt

@@ -7,6 +7,8 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import kotlinx.coroutines.launch
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
@@ -15,9 +17,10 @@ import androidx.hilt.navigation.compose.hiltViewModel
 import com.example.core.getAndroidId
 import com.example.core.getDeviceName
 import com.example.design_system.PspWebView
+import com.example.design_system.util.WebViewManager
 import com.example.tis_app.viewmodel.WebViewModel
 
-private const val tisIp = "194.59.214.243:8090"
+private const val tisWebUrl = "https://tis.shift-am.ir"
 
 @Composable
 fun TisWebViewScreen(
@@ -26,8 +29,19 @@ fun TisWebViewScreen(
 ) {
 
     val context = LocalContext.current
-    var webView: WebView? by remember { mutableStateOf(null) }
+    var webView: WebView by remember { mutableStateOf(WebViewManager.getWebView(context)) }
     var currentPaymentId by rememberSaveable { mutableStateOf<String?>(null) }
+    var isPaymentProcessing by rememberSaveable { mutableStateOf(false) }
+    var isPrinting by rememberSaveable { mutableStateOf(false) }
+    val coroutineScope = rememberCoroutineScope()
+    val deviceInfo by remember {
+        mutableStateOf(
+            viewModel.deviceInfoJson(
+                androidId = getAndroidId(context),
+                getDeviceName()
+            )
+        )
+    }
 
     // launcher to handle POS app result
     val posLauncher = rememberLauncherForActivityResult(
@@ -38,34 +52,40 @@ fun TisWebViewScreen(
             activityResult = result
 
         )
-        webView?.post {
-            webView?.evaluateJavascript(
+
+        webView.post {
+            webView.evaluateJavascript(
                 viewModel.postPaymentResult(paymentResultEntity = paymentResultEntity),
                 null
             )
         }
+        isPaymentProcessing = false
 
     }
 
     PspWebView(
-        url = tisIp,
-        webView = webView,
+        url = tisWebUrl,
         modifier = modifier,
-        onWebView = { updatedWebView -> webView = updatedWebView },
         onPayClick = { amount: Long, id: String? ->
+            if (isPaymentProcessing) return@PspWebView
+            isPaymentProcessing = true
             currentPaymentId = id
             viewModel.pay(amount)
                 .also(posLauncher::launch)
         },
         onPrintClick = { printEntities ->
-            viewModel.print(printEntities)
-
+            if (isPrinting) return@PspWebView
+            isPrinting = true
+            coroutineScope.launch {
+                try {
+                    viewModel.print(printEntities)
+                } finally {
+                    isPrinting = false
+                }
+            }
         },
         onDeviceInfo = {
-            viewModel.deviceInfoJson(
-                androidId = getAndroidId(context),
-                getDeviceName()
-            )
+            deviceInfo
         }
     )
 }