Updated on 2026-08-14

common/src/main/kotlin/com/tangem/common/TangemBlogUrlBuilder.kt

@@ -1,20 +1,15 @@
 package com.tangem.common
 
-import com.tangem.utils.SupportedLanguages
-
 /**
 [REDACTED_AUTHOR]
  */
 object TangemBlogUrlBuilder {
 
-    fun build(post: Post): String {
-        val code = SupportedLanguages.getCurrentSupportedLanguageCode()
-            .takeIf { code ->
-                code == SupportedLanguages.RUSSIAN || code == SupportedLanguages.ENGLISH
-            }
-            ?: SupportedLanguages.ENGLISH
-
-        return "https://tangem.com/$code/blog/post/${post.path}/"
+    suspend fun build(post: Post): String {
+        return TangemSiteUrlBuilder.url(
+            path = "/blog/post/${post.path}/",
+            campaign = "articles",
+        )
     }
 
     sealed interface Post {
@@ -28,5 +23,13 @@ object TangemBlogUrlBuilder {
         data object SeedNotifySecond : Post {
             override val path: String = "tangem-resolves-log-issue"
         }
+
+        data object SeedPhraseRiskySolution : Post {
+            override val path: String = "seed-phrase-a-risky-solution"
+        }
+
+        data object WhatWalletToChoose : Post {
+            override val path: String = "mobile-wallet"
+        }
     }
 }

common/src/main/kotlin/com/tangem/common/TangemSiteUrlBuilder.kt

@@ -0,0 +1,42 @@
+package com.tangem.common
+
+import android.content.res.Resources
+import com.google.firebase.analytics.ktx.analytics
+import com.google.firebase.ktx.Firebase
+import java.util.Locale
+import kotlin.coroutines.resume
+import kotlin.coroutines.suspendCoroutine
+
+object TangemSiteUrlBuilder {
+
+    suspend fun getUtmTags(campaign: String?): String {
+        val langCode = Locale.getDefault().language
+        val utmCampaignPart = campaign?.let { "&utm_campaign=$it-$langCode" }.orEmpty()
+        val utmContent = deviceLang()?.let { "&utm_content=devicelang-$it" }.orEmpty()
+        val appInstanceIdPart = getAppInstanceId()?.let { "&app_instance_id=$it" }.orEmpty()
+        return "utm_source=tangem-app&utm_medium=app$utmCampaignPart$utmContent$appInstanceIdPart"
+    }
+
+    suspend fun url(path: String, campaign: String): String {
+        val normalizedPath = path.trim('/')
+        return "https://tangem.com/$normalizedPath?${getUtmTags(campaign)}"
+    }
+
+    private fun deviceLang(): String? {
+        return runCatching {
+            Resources.getSystem().configuration.locales.get(0).toLanguageTag()
+        }.getOrNull()
+    }
+
+    private suspend fun getAppInstanceId(): String? {
+        return suspendCoroutine { cont ->
+            Firebase.analytics.appInstanceId
+                .addOnSuccessListener { id ->
+                    cont.resume(id)
+                }
+                .addOnFailureListener {
+                    cont.resume(null)
+                }
+        }
+    }
+}