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-rw-r--r--ext/bg/js/backend-api-forwarder.js6
-rw-r--r--ext/bg/js/backend.js3
-rw-r--r--ext/fg/js/frontend-api-receiver.js32
-rw-r--r--ext/fg/js/frontend-api-sender.js77
-rw-r--r--ext/fg/js/popup-proxy-host.js4
5 files changed, 63 insertions, 59 deletions
diff --git a/ext/bg/js/backend-api-forwarder.js b/ext/bg/js/backend-api-forwarder.js
index 93db77d7..4ac12730 100644
--- a/ext/bg/js/backend-api-forwarder.js
+++ b/ext/bg/js/backend-api-forwarder.js
@@ -17,11 +17,11 @@
class BackendApiForwarder {
- constructor() {
- chrome.runtime.onConnect.addListener(this.onConnect.bind(this));
+ prepare() {
+ chrome.runtime.onConnect.addListener(this._onConnect.bind(this));
}
- onConnect(port) {
+ _onConnect(port) {
if (port.name !== 'backend-api-forwarder') { return; }
let tabId;
diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index 8a8f00eb..2fce4be9 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -70,7 +70,8 @@ class Backend {
this.popupWindow = null;
- this.apiForwarder = new BackendApiForwarder();
+ const apiForwarder = new BackendApiForwarder();
+ apiForwarder.prepare();
this.messageToken = yomichan.generateId(16);
diff --git a/ext/fg/js/frontend-api-receiver.js b/ext/fg/js/frontend-api-receiver.js
index 4abd4e81..c5bb58af 100644
--- a/ext/fg/js/frontend-api-receiver.js
+++ b/ext/fg/js/frontend-api-receiver.js
@@ -20,38 +20,42 @@ class FrontendApiReceiver {
constructor(source='', handlers=new Map()) {
this._source = source;
this._handlers = handlers;
+ }
- chrome.runtime.onConnect.addListener(this.onConnect.bind(this));
+ prepare() {
+ chrome.runtime.onConnect.addListener(this._onConnect.bind(this));
}
- onConnect(port) {
+ _onConnect(port) {
if (port.name !== 'frontend-api-receiver') { return; }
- port.onMessage.addListener(this.onMessage.bind(this, port));
+ port.onMessage.addListener(this._onMessage.bind(this, port));
}
- onMessage(port, {id, action, params, target, senderId}) {
+ _onMessage(port, {id, action, params, target, senderId}) {
if (target !== this._source) { return; }
const handler = this._handlers.get(action);
if (typeof handler !== 'function') { return; }
- this.sendAck(port, id, senderId);
+ this._sendAck(port, id, senderId);
+ this._invokeHandler(handler, params, port, id, senderId);
+ }
- handler(params).then(
- (result) => {
- this.sendResult(port, id, senderId, {result});
- },
- (error) => {
- this.sendResult(port, id, senderId, {error: errorToJson(error)});
- });
+ async _invokeHandler(handler, params, port, id, senderId) {
+ try {
+ const result = await handler(params);
+ this._sendResult(port, id, senderId, {result});
+ } catch (error) {
+ this._sendResult(port, id, senderId, {error: errorToJson(error)});
+ }
}
- sendAck(port, id, senderId) {
+ _sendAck(port, id, senderId) {
port.postMessage({type: 'ack', id, senderId});
}
- sendResult(port, id, senderId, data) {
+ _sendResult(port, id, senderId, data) {
port.postMessage({type: 'result', id, senderId, data});
}
}
diff --git a/ext/fg/js/frontend-api-sender.js b/ext/fg/js/frontend-api-sender.js
index 0ad3f085..d5084c29 100644
--- a/ext/fg/js/frontend-api-sender.js
+++ b/ext/fg/js/frontend-api-sender.js
@@ -18,68 +18,67 @@
class FrontendApiSender {
constructor() {
- this.senderId = yomichan.generateId(16);
- this.ackTimeout = 3000; // 3 seconds
- this.responseTimeout = 10000; // 10 seconds
- this.callbacks = new Map();
- this.disconnected = false;
- this.nextId = 0;
-
- this.port = null;
+ this._senderId = yomichan.generateId(16);
+ this._ackTimeout = 3000; // 3 seconds
+ this._responseTimeout = 10000; // 10 seconds
+ this._callbacks = new Map();
+ this._disconnected = false;
+ this._nextId = 0;
+ this._port = null;
}
invoke(action, params, target) {
- if (this.disconnected) {
+ if (this._disconnected) {
// attempt to reconnect the next time
- this.disconnected = false;
+ this._disconnected = false;
return Promise.reject(new Error('Disconnected'));
}
- if (this.port === null) {
- this.createPort();
+ if (this._port === null) {
+ this._createPort();
}
- const id = `${this.nextId}`;
- ++this.nextId;
+ const id = `${this._nextId}`;
+ ++this._nextId;
return new Promise((resolve, reject) => {
const info = {id, resolve, reject, ack: false, timer: null};
- this.callbacks.set(id, info);
- info.timer = setTimeout(() => this.onError(id, 'Timeout (ack)'), this.ackTimeout);
+ this._callbacks.set(id, info);
+ info.timer = setTimeout(() => this._onError(id, 'Timeout (ack)'), this._ackTimeout);
- this.port.postMessage({id, action, params, target, senderId: this.senderId});
+ this._port.postMessage({id, action, params, target, senderId: this._senderId});
});
}
- createPort() {
- this.port = chrome.runtime.connect(null, {name: 'backend-api-forwarder'});
- this.port.onDisconnect.addListener(this.onDisconnect.bind(this));
- this.port.onMessage.addListener(this.onMessage.bind(this));
+ _createPort() {
+ this._port = chrome.runtime.connect(null, {name: 'backend-api-forwarder'});
+ this._port.onDisconnect.addListener(this._onDisconnect.bind(this));
+ this._port.onMessage.addListener(this._onMessage.bind(this));
}
- onMessage({type, id, data, senderId}) {
- if (senderId !== this.senderId) { return; }
+ _onMessage({type, id, data, senderId}) {
+ if (senderId !== this._senderId) { return; }
switch (type) {
case 'ack':
- this.onAck(id);
+ this._onAck(id);
break;
case 'result':
- this.onResult(id, data);
+ this._onResult(id, data);
break;
}
}
- onDisconnect() {
- this.disconnected = true;
- this.port = null;
+ _onDisconnect() {
+ this._disconnected = true;
+ this._port = null;
- for (const id of this.callbacks.keys()) {
- this.onError(id, 'Disconnected');
+ for (const id of this._callbacks.keys()) {
+ this._onError(id, 'Disconnected');
}
}
- onAck(id) {
- const info = this.callbacks.get(id);
+ _onAck(id) {
+ const info = this._callbacks.get(id);
if (typeof info === 'undefined') {
yomichan.logWarning(new Error(`ID ${id} not found for ack`));
return;
@@ -92,11 +91,11 @@ class FrontendApiSender {
info.ack = true;
clearTimeout(info.timer);
- info.timer = setTimeout(() => this.onError(id, 'Timeout (response)'), this.responseTimeout);
+ info.timer = setTimeout(() => this._onError(id, 'Timeout (response)'), this._responseTimeout);
}
- onResult(id, data) {
- const info = this.callbacks.get(id);
+ _onResult(id, data) {
+ const info = this._callbacks.get(id);
if (typeof info === 'undefined') {
yomichan.logWarning(new Error(`ID ${id} not found`));
return;
@@ -107,7 +106,7 @@ class FrontendApiSender {
return;
}
- this.callbacks.delete(id);
+ this._callbacks.delete(id);
clearTimeout(info.timer);
info.timer = null;
@@ -118,10 +117,10 @@ class FrontendApiSender {
}
}
- onError(id, reason) {
- const info = this.callbacks.get(id);
+ _onError(id, reason) {
+ const info = this._callbacks.get(id);
if (typeof info === 'undefined') { return; }
- this.callbacks.delete(id);
+ this._callbacks.delete(id);
info.timer = null;
info.reject(new Error(reason));
}
diff --git a/ext/fg/js/popup-proxy-host.js b/ext/fg/js/popup-proxy-host.js
index d87553e6..39150bc7 100644
--- a/ext/fg/js/popup-proxy-host.js
+++ b/ext/fg/js/popup-proxy-host.js
@@ -24,7 +24,6 @@
class PopupProxyHost {
constructor() {
this._popups = new Map();
- this._apiReceiver = null;
this._frameId = null;
}
@@ -35,7 +34,7 @@ class PopupProxyHost {
if (typeof frameId !== 'number') { return; }
this._frameId = frameId;
- this._apiReceiver = new FrontendApiReceiver(`popup-proxy-host#${this._frameId}`, new Map([
+ const apiReceiver = new FrontendApiReceiver(`popup-proxy-host#${this._frameId}`, new Map([
['getOrCreatePopup', this._onApiGetOrCreatePopup.bind(this)],
['setOptionsContext', this._onApiSetOptionsContext.bind(this)],
['hide', this._onApiHide.bind(this)],
@@ -48,6 +47,7 @@ class PopupProxyHost {
['setContentScale', this._onApiSetContentScale.bind(this)],
['getHostUrl', this._onApiGetHostUrl.bind(this)]
]));
+ apiReceiver.prepare();
}
getOrCreatePopup(id=null, parentId=null, depth=null) {