fix: prevent from display auto invoice without lightning

Author: jvsena42

app/src/main/java/to/bitkit/ui/screens/wallets/receive/ReceiveInvoiceUtils.kt

@@ -27,7 +27,7 @@ fun getInvoiceForTab(
         }
 
         ReceiveTab.AUTO -> {
-            bip21.takeIf { isNodeRunning }.orEmpty()
+            bip21.takeIf { isNodeRunning && containsLightningParameter(bip21) }.orEmpty()
         }
 
         ReceiveTab.SPENDING -> {
@@ -57,6 +57,16 @@ fun removeLightningFromBip21(bip21: String, fallbackAddress: String): String {
     return withoutLightning.ifBlank { fallbackAddress }
 }
 
+/**
+ * Checks if a BIP21 URI contains a lightning parameter.
+ *
+ * @param bip21 The BIP21 URI to check
+ * @return true if the URI contains a lightning parameter, false otherwise
+ */
+private fun containsLightningParameter(bip21: String): Boolean {
+    return Regex("[?&]lightning=[^&]*").containsMatchIn(bip21)
+}
+
 /**
  * Returns the appropriate QR code logo resource for the selected tab.
  *

app/src/test/java/to/bitkit/ui/screens/wallets/receive/ReceiveInvoiceUtilsTest.kt

@@ -88,7 +88,7 @@ class ReceiveInvoiceUtilsTest {
     }
 
     @Test
-    fun `getInvoiceForTab AUTO returns full BIP21 when node is running`() {
+    fun `getInvoiceForTab AUTO returns full BIP21 when node running and has lightning`() {
         val bip21 = "bitcoin:$testAddress?amount=0.001&lightning=$testBolt11"
 
         val result = getInvoiceForTab(
@@ -104,7 +104,7 @@ class ReceiveInvoiceUtilsTest {
     }
 
     @Test
-    fun `getInvoiceForTab AUTO returns empty when node is not running`() {
+    fun `getInvoiceForTab AUTO returns empty when has lightning but node not running`() {
         val bip21 = "bitcoin:$testAddress?amount=0.001&lightning=$testBolt11"
 
         val result = getInvoiceForTab(
@@ -119,6 +119,54 @@ class ReceiveInvoiceUtilsTest {
         assertEquals("", result)
     }
 
+    @Test
+    fun `getInvoiceForTab AUTO returns empty when BIP21 has no lightning even if node running`() {
+        val bip21WithoutLightning = "bitcoin:$testAddress?amount=0.001&message=Test"
+
+        val result = getInvoiceForTab(
+            tab = ReceiveTab.AUTO,
+            bip21 = bip21WithoutLightning,
+            bolt11 = testBolt11,
+            cjitInvoice = null,
+            isNodeRunning = true,
+            onchainAddress = testAddress
+        )
+
+        assertEquals("", result)
+    }
+
+    @Test
+    fun `getInvoiceForTab AUTO returns empty when no lightning and node not running`() {
+        val bip21WithoutLightning = "bitcoin:$testAddress?amount=0.001&message=Test"
+
+        val result = getInvoiceForTab(
+            tab = ReceiveTab.AUTO,
+            bip21 = bip21WithoutLightning,
+            bolt11 = testBolt11,
+            cjitInvoice = null,
+            isNodeRunning = false,
+            onchainAddress = testAddress
+        )
+
+        assertEquals("", result)
+    }
+
+    @Test
+    fun `getInvoiceForTab AUTO detects lightning when it is the first parameter`() {
+        val bip21LightningFirst = "bitcoin:$testAddress?lightning=$testBolt11&amount=0.001"
+
+        val result = getInvoiceForTab(
+            tab = ReceiveTab.AUTO,
+            bip21 = bip21LightningFirst,
+            bolt11 = testBolt11,
+            cjitInvoice = null,
+            isNodeRunning = true,
+            onchainAddress = testAddress
+        )
+
+        assertEquals(bip21LightningFirst, result)
+    }
+
     @Test
     fun `getInvoiceForTab SPENDING returns CJIT invoice when available and node running`() {
         val bip21 = "bitcoin:$testAddress?lightning=$testBolt11"