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Split javascript interface methods into domain objects.
Change-Id: I8c9af486c107377d16316361b12be4db3d47dd17
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Colin Liang
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Oct 21, 2024
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70 changes: 70 additions & 0 deletions
70
starboard/android/apk/app/src/main/assets/platform_services.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| function arrayBufferToBase64(buffer) { | ||
| const bytes = new Uint8Array(buffer); | ||
| let binary = ''; | ||
| for (let i = 0; i < bytes.byteLength; i++) { | ||
| binary += String.fromCharCode(bytes[i]); | ||
| } | ||
| return window.btoa(binary); // Encode binary string to Base64 | ||
| } | ||
|
|
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| var platform_services = { | ||
| callbacks: { | ||
| }, | ||
| callback_from_android: (serviceID, dataFromJava) => { | ||
| console.log("Wrapper callback received:", name, dataFromJava); | ||
| const binaryString = window.atob(dataFromJava); | ||
| console.log("message:" + binaryString); | ||
| const len = binaryString.length; | ||
| const bytes = new Uint8Array(len); | ||
| for (let i = 0; i < len; i++) { | ||
| bytes[i] = binaryString.charCodeAt(i); | ||
| } | ||
| const arrayBuffer = bytes.buffer; | ||
| window.H5vccPlatformService.callbacks[serviceID].callback(arrayBuffer); | ||
| }, | ||
| has: (name) => { | ||
| console.log('platformService.has(' + name + ')'); | ||
| return Android_H5vccPlatformService.has_platform_service(name); | ||
| }, | ||
| open: function(name, callback) { | ||
| console.log('platformService.open(' + name + ',' + | ||
| JSON.stringify(callback) + ')'); | ||
| if (typeof callback !== 'function') { | ||
| console.log("THROWING Missing or invalid callback function.") | ||
| throw new Error("Missing or invalid callback function."); | ||
| } else { | ||
| console.log("callback was function!!!"); | ||
| } | ||
|
|
||
| const serviceId = Object.keys(this.callbacks).length + 1; | ||
| // Store the callback with the service ID, name, and callback | ||
| window.H5vccPlatformService.callbacks[serviceId] = { | ||
| name: name, | ||
| callback: callback | ||
| }; | ||
| Android_H5vccPlatformService.open_platform_service(serviceId, name); | ||
| return { | ||
| 'name': name, | ||
| 'send': function (data) { | ||
| const decoder = new TextDecoder('utf-8'); | ||
| const text = decoder.decode(data); | ||
| console.log('1 platformService.send(' + text + ')'); | ||
| var convert_to_b64 = arrayBufferToBase64(data); | ||
| console.log('sending as b64:' + convert_to_b64); | ||
| Android_H5vccPlatformService.platform_service_send(name, convert_to_b64); | ||
| }, | ||
| close: () => { | ||
| console.log('1 platformService.close()'); | ||
| Android_H5vccPlatformService.close_platform_service(name); | ||
| }, | ||
| } | ||
| }, | ||
| send: (data) => { | ||
| console.log('platformService.send(' + JSON.stringify(data) + ')'); | ||
| }, | ||
| close: () => { | ||
| console.log('platformService.close()'); | ||
| }, | ||
| } | ||
|
|
||
| window.H5vccPlatformService = platform_services; |
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64 changes: 64 additions & 0 deletions
64
starboard/android/apk/app/src/main/java/dev/cobalt/coat/ChrobaltWebViewClient.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| package dev.cobalt.coat; | ||
|
|
||
| import static dev.cobalt.util.Log.TAG; | ||
|
|
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| import android.app.Activity; | ||
| import android.graphics.Bitmap; | ||
| import android.webkit.WebView; | ||
| import android.webkit.WebViewClient; | ||
|
|
||
| import java.util.List; | ||
|
|
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| import dev.cobalt.coat.android_webview.JavaScriptAndroidObject; | ||
| import dev.cobalt.util.Log; | ||
|
|
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| public class ChrobaltWebViewClient extends WebViewClient { | ||
| private final List<JavaScriptAndroidObject> javaScriptAndroidObjectList; | ||
|
|
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| public ChrobaltWebViewClient(List<JavaScriptAndroidObject> javaScriptAndroidObjectList) { | ||
| super(); | ||
| this.javaScriptAndroidObjectList = javaScriptAndroidObjectList; | ||
| } | ||
|
|
||
| @Override | ||
| public void onPageStarted(WebView view, String url, Bitmap favicon) { | ||
| Log.i(TAG, "Page started loading: " + url); | ||
| super.onPageStarted(view, url, favicon); | ||
|
|
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| for (JavaScriptAndroidObject javaScriptAndroidObject : javaScriptAndroidObjectList) { | ||
| String jsCode = Helpers.loadJavaScriptFromAsset(view.getContext(), javaScriptAndroidObject.getJavaScriptAssets()); | ||
| view.evaluateJavascript(jsCode, null); | ||
| } | ||
|
|
||
| // Load from a bundled asset | ||
| String jsCode = Helpers.loadJavaScriptFromAsset(view.getContext(), "injected_script.js"); | ||
| view.evaluateJavascript(jsCode, null); | ||
|
|
||
| // Load over network from development host | ||
| Helpers.loadJavaScriptFromURL("http://" + Helpers.getDevelopmentHostSetting(view.getContext()) + ":8000/dyn_script.js") | ||
| .thenAccept(jsCode2 -> { | ||
|
|
||
| if ( view.getContext() instanceof Activity) { | ||
| ((Activity) view.getContext()).runOnUiThread(() -> { | ||
| // Perform UI operations here | ||
| Log.i(TAG, "Got JS2, injecting"); | ||
| view.evaluateJavascript(jsCode2, null); | ||
| }); | ||
| } | ||
|
|
||
| }).exceptionally(e -> { | ||
| // Handle any exceptions here | ||
| Log.e(TAG, "Error message: " + e.getMessage(), e); | ||
| return null; | ||
| }); | ||
|
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| Log.i(TAG, "JavaScript injected"); | ||
| } | ||
|
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| @Override | ||
| public void onPageFinished(WebView view, String url) { | ||
| Log.i(TAG, "Page finished loading: " + url); | ||
| super.onPageFinished(view, url); | ||
| } | ||
|
|
||
| } |
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