samples: added webhook sample (#313)

* samples: added webhook sample * fixed lint * added cloud function dependecy * moved cloud function dependecy * changed pom file * moved maven dependency * changed dependecy * added scope * added mocks * added dependency * Added plugin * Orginized code * modified pom file * removed httprequest from test * added to poms * Changed test to include functions * removed scope * change cloud function version * reverted version * changed cloud function version to 1.0.4 * added dependency to more pom files * added plugin * removed dependency from install-wo-bom * removed plugin * added dependency * added plugin * Added Dependency to samples pom file * lint fix * changed dependencies * Added Dependencies * added dependency * lint fix * lint fix * removed dependency * removed dependency * added snapshot dependency * samples: added webhook sample * fixed lint * added cloud function dependecy * moved cloud function dependecy * changed pom file * moved maven dependency * changed dependecy * added scope * added mocks * added dependency * Added plugin * Orginized code * modified pom file * removed httprequest from test * added to poms * Changed test to include functions * removed scope * change cloud function version * reverted version * changed cloud function version to 1.0.4 * added dependency to more pom files * added plugin * removed dependency from install-wo-bom * removed plugin * added dependency * added plugin * Added Dependency to samples pom file * lint fix * changed dependencies * Added Dependencies * added dependency * lint fix * lint fix * removed dependency * removed dependency * added snapshot dependency * Add debugging flags * debug * debug * Update build.sh * Update build.sh * Update build.sh * Update build.sh * Update build.sh * Update build.sh * Update build.sh * 🦉 Updates from OwlBot See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md * 🦉 Updates from OwlBot See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md * Update pom.xml add the closing magic tag Co-authored-by: averikitsch <akitsch@google.com> Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com> Co-authored-by: Les Vogel <lesv@users.noreply.github.com>
GoogleCloudPlatform · Nov 11, 2021 · 2cf1322 · 2cf1322
1 parent 4b25209
commit 2cf1322
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diff --git a/dialogflow-cx/snippets/pom.xml b/dialogflow-cx/snippets/pom.xml
@@ -30,13 +30,34 @@
       <artifactId>google-cloud-dialogflow-cx</artifactId>
       <version>0.10.1</version>
     </dependency>
-
+    <dependency>
+      <groupId>com.google.code.gson</groupId>
+      <artifactId>gson</artifactId>
+      <version>2.8.7</version>
+    </dependency>
+    <dependency>
+      <groupId>com.google.cloud.functions</groupId>
+      <artifactId>functions-framework-api</artifactId>
+      <version>1.0.4</version>
+    </dependency>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
       <version>4.13.2</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>com.google.cloud.functions</groupId>
+      <artifactId>function-maven-plugin</artifactId>
+      <version>0.9.7</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.mockito</groupId>
+      <artifactId>mockito-core</artifactId>
+      <version>3.12.4</version>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>

diff --git a/dialogflow-cx/snippets/src/main/java/dialogflow/cx/Example.java b/dialogflow-cx/snippets/src/main/java/dialogflow/cx/Example.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright 2021 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dialogflow.cx;
+
+// [START dialogflow_webhook]
+
+// TODO: add GSON dependency to Pom file
+// (https://mvnrepository.com/artifact/com.google.code.gson/gson/2.8.5)
+// TODO: Uncomment the line bellow before running cloud function
+// package com.example;
+
+import com.google.cloud.functions.HttpFunction;
+import com.google.cloud.functions.HttpRequest;
+import com.google.cloud.functions.HttpResponse;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonParser;
+import java.io.BufferedWriter;
+
+public class Example implements HttpFunction {
+
+  public void service(HttpRequest request, HttpResponse response) throws Exception {
+    JsonParser parser = new JsonParser();
+    Gson gson = new GsonBuilder().create();
+
+    JsonObject job = gson.fromJson(request.getReader(), JsonObject.class);
+    String str = job.getAsJsonObject("fulfillmentInfo").getAsJsonPrimitive("tag").toString();
+    JsonObject o = null;
+    String a = '"' + "Default Welcome Intent" + '"';
+    String b = '"' + "get-agent-name" + '"';
+    String responseText = "";
+
+    if (str.equals(a)) {
+      responseText = '"' + "Hello from a Java GCF Webhook" + '"';
+    } else if (str.equals(b)) {
+      responseText = '"' + "My name is Flowhook" + '"';
+    } else {
+      responseText = '"' + "Sorry I didn't get that" + '"';
+    }
+
+    o =
+        parser
+            .parse(
+                "{ \"fulfillment_response\": { \"messages\": [ { \"text\": { \"text\": ["
+                    + responseText
+                    + "] } } ] } }")
+            .getAsJsonObject();
+    BufferedWriter writer = response.getWriter();
+    writer.write(o.toString());
+  }
+}
+// [END dialogflow_webhook]
diff --git a/dialogflow-cx/snippets/src/test/java/dialogflow/cx/ExampleIT.java b/dialogflow-cx/snippets/src/test/java/dialogflow/cx/ExampleIT.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2021 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package dialogflow.cx;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.when;
+
+import com.google.cloud.functions.HttpRequest;
+import com.google.cloud.functions.HttpResponse;
+import com.google.gson.Gson;
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.io.StringReader;
+import java.io.StringWriter;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+public class ExampleIT {
+
+  @Mock private HttpRequest request;
+  @Mock private HttpResponse response;
+
+  private BufferedWriter writerOut;
+  private StringWriter responseOut;
+  private static final Gson gson = new Gson();
+
+  @Before
+  public void beforeTest() throws IOException {
+    MockitoAnnotations.initMocks(this);
+
+    // use an empty string as the default request content
+    BufferedReader reader = new BufferedReader(new StringReader(""));
+    when(request.getReader()).thenReturn(reader);
+
+    responseOut = new StringWriter();
+    writerOut = new BufferedWriter(responseOut);
+    when(response.getWriter()).thenReturn(writerOut);
+  }
+
+  @Test
+  public void helloHttp_bodyParamsPost() throws IOException, Exception {
+
+    String firstHalf = "{\fulfillmentInfo\": {\"tag\": \"Default Welcome Intent\",}";
+    String secondHalf = ",\"text\": \"hi\",\"languageCode\": \"en\",}";
+
+    BufferedReader jsonReader = new BufferedReader(new StringReader(firstHalf + secondHalf));
+
+    when(request.getReader()).thenReturn(jsonReader);
+
+    new Example().service(request, response);
+    writerOut.flush();
+
+    assertThat(responseOut.toString()).contains("Hello from a Java GCF Webhook");
+  }
+}