Launch native service in web application

Tizen.web/ImageClassificationOffloading/js/main.js

@@ -13,6 +13,7 @@ import {
   GetMaxIdx,
   GetImgPath,
   loadLabelInfo,
+  startHybridService,
 } from "./utils.js";
 
 let fHandle = null;
@@ -160,7 +161,7 @@ window.onload = async function () {
   const networkType = await getNetworkType();
   ip = await getIpAddress(networkType);
   labels = loadLabelInfo();
-
+  startHybridService();
   document.getElementById("start_local").addEventListener("click", function () {
     runLocal();
   });

Tizen.web/ImageClassificationOffloading/js/utils.js

@@ -7,6 +7,8 @@
  * @author Yelin Jeong <[email protected]>
  */
 
+let gServiceAppId = "EQmf4iSfpX.imageclassificationoffloadingservice";
+
 /**
  * Get currently used network type
  * @returns the network type
@@ -72,3 +74,61 @@ export function loadLabelInfo() {
   const labelList = fHandle.readString();
   return labelList.split("\n");
 }
+
+function launchServiceApp() {
+  function onSuccess() {
+    console.log("Service App launched successfully");
+  }
+
+  function onError(err) {
+    console.error("Service App launch failed", err);
+  }
+
+  try {
+    console.log("Launching [" + gServiceAppId + "] ...");
+    tizen.application.launch(gServiceAppId, onSuccess, onError);
+  } catch (exc) {
+    console.error("Exception while launching HybridServiceApp: " + exc.message);
+  }
+}
+
+function onGetAppsContextSuccess(contexts) {
+  let i = 0;
+  let appInfo = null;
+
+  for (i = 0; i < contexts.length; i = i + 1) {
+    try {
+      appInfo = tizen.application.getAppInfo(contexts[i].appId);
+    } catch (exc) {
+      console.error("Exception while getting application info " + exc.message);
+    }
+
+    if (appInfo.id === gServiceAppId) {
+      break;
+    }
+  }
+
+  if (i >= contexts.length) {
+    console.log("Service App not found, Trying to launch service app");
+    launchServiceApp();
+  }
+}
+
+function onGetAppsContextError(err) {
+  console.error("getAppsContext exc", err);
+}
+
+/**
+ * Starts obtaining information about applications
+ * that are currently running on a device.
+ */
+export function startHybridService() {
+  try {
+    tizen.application.getAppsContext(
+      onGetAppsContextSuccess,
+      onGetAppsContextError,
+    );
+  } catch (e) {
+    console.log("Get AppContext failed, " + e);
+  }
+}

Tizen.web/ImageClassificationOffloadingService/.exportMap

@@ -0,0 +1,5 @@
+{
+	global: main;
+	_IO_*;
+	local: *;
+};

Tizen.web/ImageClassificationOffloadingService/.project

@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>ImageClassificationOffloadingService</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+			<triggers>full,incremental,</triggers>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.cdt.core.cnature</nature>
+		<nature>org.eclipse.cdt.core.ccnature</nature>
+		<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+		<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+	</natures>
+	<filteredResources>
+		<filter>
+			<id>1719816172307</id>
+			<name></name>
+			<type>26</type>
+			<matcher>
+				<id>org.eclipse.ui.ide.multiFilter</id>
+				<arguments>1.0-projectRelativePath-matches-false-false-*/.tpk</arguments>
+			</matcher>
+		</filter>
+		<filter>
+			<id>1719816172309</id>
+			<name></name>
+			<type>6</type>
+			<matcher>
+				<id>org.eclipse.ui.ide.multiFilter</id>
+				<arguments>1.0-name-matches-false-false-project_def.prop</arguments>
+			</matcher>
+		</filter>
+	</filteredResources>
+</projectDescription>

Tizen.web/ImageClassificationOffloadingService/.tproject

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<tproject xmlns="http://www.tizen.org/tproject">
+    <platforms>
+        <platform>
+            <name>tizen-8.0</name>
+        </platform>
+    </platforms>
+    <package>
+        <blacklist/>
+        <resFallback autoGen="true"/>
+    </package>
+</tproject>

Tizen.web/ImageClassificationOffloadingService/inc/main.h

@@ -0,0 +1,20 @@
+/**
+ * @file	main.h
+ * @date	04 Jul 2024
+ * @brief	Tizen native service for hybrid application
+ * @author	Yelin Jeong <[email protected]>
+ * @bug		No known bugs.
+ */
+
+#ifndef __IMAGECLASSIFICATIONOFFLOADINGSERVICE_H__
+#define __IMAGECLASSIFICATIONOFFLOADINGSERVICE_H__
+
+#include <dlog.h>
+
+#ifdef  LOG_TAG
+#undef  LOG_TAG
+#endif
+#define LOG_TAG "image_classification_offloading_service"
+
+
+#endif /* __IMAGECLASSIFICATIONOFFLOADINGSERVICE_H__ */

Tizen.web/ImageClassificationOffloadingService/project_def.prop

@@ -0,0 +1,11 @@
+APPNAME = imageclassificationoffloadingservice
+
+type = app
+profile = tizen-8.0
+
+USER_SRCS = src/main.c
+USER_DEFS =
+USER_INC_DIRS = inc
+USER_OBJS =
+USER_LIBS =
+USER_EDCS =

Tizen.web/ImageClassificationOffloadingService/src/main.c

@@ -0,0 +1,48 @@
+/**
+ * @file	main.c
+ * @date	04 Jul 2024
+ * @brief	Tizen native service for hybrid application
+ * @author	Yelin Jeong <[email protected]>
+ * @bug		No known bugs.
+ */
+
+#include "main.h"
+#include <service_app.h>
+#include <tizen.h>
+
+/**
+ * @brief Service app create callback
+ */
+static bool _create_cb(void* user_data){
+  dlog_print(DLOG_INFO, LOG_TAG, "Callback create\n");
+  return true;
+}
+
+/**
+ * @brief Service app terminate callback
+ */
+static void _terminate_cb(void* user_data){
+  dlog_print(DLOG_INFO, LOG_TAG, "Callback terminate\n");
+}
+
+/**
+ * @brief Service app app control callback
+ */
+static void _app_control_cb(app_control_h app_control, void* user_data){
+  dlog_print(DLOG_INFO, LOG_TAG, "Callback app_control\n");
+}
+
+/**
+ * @brief Main function.
+ */
+int main(int argc, char *argv[]) {
+  service_app_lifecycle_callback_s event_callback = {
+    .create = _create_cb,
+    .terminate = _terminate_cb,
+    .app_control = _app_control_cb
+  };
+
+  dlog_print(DLOG_ERROR, LOG_TAG,
+             "Image classification offloading service start");
+  return service_app_main(argc, argv, &event_callback, NULL);
+}

Tizen.web/ImageClassificationOffloadingService/tizen-manifest.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns="http://tizen.org/ns/packages" api-version="8.0" package="EQmf4iSfpX" version="1.0.0">
+    <profile name="tizen" />
+    <service-application appid="EQmf4iSfpX.imageclassificationoffloadingservice" exec="imageclassificationoffloadingservice" type="capp" multiple="false" taskmanage="false" nodisplay="true">
+        <icon>imageclassificationoffloadingservice.png</icon>
+        <label>imageclassificationoffloadingservice</label>
+	</service-application>
+</manifest>