PM-38998: Feat: Apply optional auth token to config endpoint (#7055)

network/src/main/kotlin/com/bitwarden/network/BitwardenServiceClientImpl.kt

@@ -121,7 +121,7 @@ internal class BitwardenServiceClientImpl(
 
     override val configService: ConfigService by lazy {
         ConfigServiceImpl(
-            configApi = retrofits.unauthenticatedApiRetrofit.create(),
+            configApi = retrofits.authenticatedApiRetrofit.create(),
         )
     }
 

network/src/main/kotlin/com/bitwarden/network/interceptor/AuthTokenManager.kt

@@ -19,7 +19,6 @@ import java.time.Clock
 import java.time.Instant
 import java.time.temporal.ChronoUnit
 
-private const val MISSING_TOKEN_MESSAGE: String = "Auth token is missing!"
 private const val MISSING_PROVIDER_MESSAGE: String = "Refresh token provider is missing!"
 private const val EXPIRATION_OFFSET_MINUTES: Long = 5L
 
@@ -83,8 +82,10 @@ internal class AuthTokenManager(
 
     @Throws(IOException::class)
     override fun intercept(chain: Interceptor.Chain): Response {
-        val token = getAccessToken()
-            ?: throw IOException(IllegalStateException(MISSING_TOKEN_MESSAGE))
+        val token = getAccessToken() ?: run {
+            Timber.w("Auth token is missing! Proceeding without token.")
+            return chain.proceed(chain.request())
+        }
         val request = chain
             .request()
             .newBuilder()

network/src/test/kotlin/com/bitwarden/network/interceptor/AuthTokenManagerTest.kt

@@ -270,16 +270,19 @@ class AuthTokenManagerTest {
         }
 
         @Test
-        fun `intercept should throw an exception when an auth token data is missing`() {
-            val throwable = assertThrows(IOException::class.java) {
-                authTokenManager.intercept(
-                    chain = FakeInterceptorChain(request = request),
-                )
+        fun `intercept should proceed without token when an auth token data is missing`() {
+            val token = "token"
+            authTokenManager.refreshTokenProvider = object : RefreshTokenProvider {
+                override fun refreshAccessTokenSynchronously(
+                    userId: String,
+                ): Result<String> = token.asSuccess()
             }
-            assertEquals(
-                "Auth token is missing!",
-                throwable.cause?.message,
+            every { mockAuthTokenProvider.getAuthTokenDataOrNull() } returns null
+
+            val response = authTokenManager.intercept(
+                chain = FakeInterceptorChain(request = request),
             )
+            assertNull(response.request.header("Authorization"))
         }
     }
 }