feat(sidecar): wire tapSelector through DriverBackend + DriverService

sidecar/src/main/kotlin/dev/uatu/sidecar/DriverBackend.kt

@@ -4,6 +4,7 @@ interface DriverBackend {
     fun launch(bundleId: String, clearState: Boolean)
     fun terminate(bundleId: String)
     fun tap(x: Int, y: Int)
+    fun tapSelector(selector: String)
     fun inputText(text: String)
     fun screenshot(): Triple<ByteArray, Int, Int>
     fun hierarchy(): String
@@ -24,6 +25,8 @@ class StubDriverBackend(private val platform: String) : DriverBackend {
         private set
     @Volatile var lastTap: Pair<Int, Int>? = null
         private set
+    @Volatile var lastTapSelector: String? = null
+        private set
     @Volatile var lastInputText: String? = null
         private set
 
@@ -40,6 +43,10 @@ class StubDriverBackend(private val platform: String) : DriverBackend {
         lastTap = x to y
     }
 
+    override fun tapSelector(selector: String) {
+        lastTapSelector = selector
+    }
+
     override fun inputText(text: String) {
         lastInputText = text
     }

sidecar/src/main/kotlin/dev/uatu/sidecar/DriverService.kt

@@ -9,6 +9,7 @@ import dev.uatu.driver.v1.HierarchyJSON
 import dev.uatu.driver.v1.Image
 import dev.uatu.driver.v1.LaunchRequest
 import dev.uatu.driver.v1.Point
+import dev.uatu.driver.v1.Selector
 import dev.uatu.driver.v1.Text
 import io.grpc.stub.StreamObserver
 import java.util.concurrent.atomic.AtomicReference
@@ -44,6 +45,13 @@ class DriverService(
         }
     }
 
+    override fun tapSelector(request: Selector, responseObserver: StreamObserver<Empty>) {
+        runRpc(responseObserver) {
+            backend.tapSelector(request.value)
+            Empty.getDefaultInstance()
+        }
+    }
+
     override fun inputText(request: Text, responseObserver: StreamObserver<Empty>) {
         runRpc(responseObserver) {
             backend.inputText(request.value)