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authortoasted-nutbread <toasted-nutbread@users.noreply.github.com>2020-04-07 19:41:02 -0400
committertoasted-nutbread <toasted-nutbread@users.noreply.github.com>2020-04-07 19:41:02 -0400
commit82462edce0215e4de14ce7d9348304b2c2ca6a4d (patch)
treefd36bf58808b17cf7a8ecd15154da7271e4110d0 /ext/bg/js
parentf177e3699ae85bafa3a648f5c03fbb8e303a6be3 (diff)
Add support for API handlers to be optionally asynchronous
Diffstat (limited to 'ext/bg/js')
-rw-r--r--ext/bg/js/backend.js77
1 files changed, 42 insertions, 35 deletions
diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index 1fa7ede1..ed4a24ed 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -77,33 +77,33 @@ class Backend {
this.messageToken = yomichan.generateId(16);
this._messageHandlers = new Map([
- ['yomichanCoreReady', this._onApiYomichanCoreReady.bind(this)],
- ['optionsSchemaGet', this._onApiOptionsSchemaGet.bind(this)],
- ['optionsGet', this._onApiOptionsGet.bind(this)],
- ['optionsGetFull', this._onApiOptionsGetFull.bind(this)],
- ['optionsSet', this._onApiOptionsSet.bind(this)],
- ['optionsSave', this._onApiOptionsSave.bind(this)],
- ['kanjiFind', this._onApiKanjiFind.bind(this)],
- ['termsFind', this._onApiTermsFind.bind(this)],
- ['textParse', this._onApiTextParse.bind(this)],
- ['textParseMecab', this._onApiTextParseMecab.bind(this)],
- ['definitionAdd', this._onApiDefinitionAdd.bind(this)],
- ['definitionsAddable', this._onApiDefinitionsAddable.bind(this)],
- ['noteView', this._onApiNoteView.bind(this)],
- ['templateRender', this._onApiTemplateRender.bind(this)],
- ['commandExec', this._onApiCommandExec.bind(this)],
- ['audioGetUri', this._onApiAudioGetUri.bind(this)],
- ['screenshotGet', this._onApiScreenshotGet.bind(this)],
- ['forward', this._onApiForward.bind(this)],
- ['frameInformationGet', this._onApiFrameInformationGet.bind(this)],
- ['injectStylesheet', this._onApiInjectStylesheet.bind(this)],
- ['getEnvironmentInfo', this._onApiGetEnvironmentInfo.bind(this)],
- ['clipboardGet', this._onApiClipboardGet.bind(this)],
- ['getDisplayTemplatesHtml', this._onApiGetDisplayTemplatesHtml.bind(this)],
- ['getQueryParserTemplatesHtml', this._onApiGetQueryParserTemplatesHtml.bind(this)],
- ['getZoom', this._onApiGetZoom.bind(this)],
- ['getMessageToken', this._onApiGetMessageToken.bind(this)],
- ['getDefaultAnkiFieldTemplates', this._onApiGetDefaultAnkiFieldTemplates.bind(this)]
+ ['yomichanCoreReady', {handler: this._onApiYomichanCoreReady.bind(this), async: true}],
+ ['optionsSchemaGet', {handler: this._onApiOptionsSchemaGet.bind(this), async: true}],
+ ['optionsGet', {handler: this._onApiOptionsGet.bind(this), async: true}],
+ ['optionsGetFull', {handler: this._onApiOptionsGetFull.bind(this), async: true}],
+ ['optionsSet', {handler: this._onApiOptionsSet.bind(this), async: true}],
+ ['optionsSave', {handler: this._onApiOptionsSave.bind(this), async: true}],
+ ['kanjiFind', {handler: this._onApiKanjiFind.bind(this), async: true}],
+ ['termsFind', {handler: this._onApiTermsFind.bind(this), async: true}],
+ ['textParse', {handler: this._onApiTextParse.bind(this), async: true}],
+ ['textParseMecab', {handler: this._onApiTextParseMecab.bind(this), async: true}],
+ ['definitionAdd', {handler: this._onApiDefinitionAdd.bind(this), async: true}],
+ ['definitionsAddable', {handler: this._onApiDefinitionsAddable.bind(this), async: true}],
+ ['noteView', {handler: this._onApiNoteView.bind(this), async: true}],
+ ['templateRender', {handler: this._onApiTemplateRender.bind(this), async: true}],
+ ['commandExec', {handler: this._onApiCommandExec.bind(this), async: true}],
+ ['audioGetUri', {handler: this._onApiAudioGetUri.bind(this), async: true}],
+ ['screenshotGet', {handler: this._onApiScreenshotGet.bind(this), async: true}],
+ ['forward', {handler: this._onApiForward.bind(this), async: true}],
+ ['frameInformationGet', {handler: this._onApiFrameInformationGet.bind(this), async: true}],
+ ['injectStylesheet', {handler: this._onApiInjectStylesheet.bind(this), async: true}],
+ ['getEnvironmentInfo', {handler: this._onApiGetEnvironmentInfo.bind(this), async: true}],
+ ['clipboardGet', {handler: this._onApiClipboardGet.bind(this), async: true}],
+ ['getDisplayTemplatesHtml', {handler: this._onApiGetDisplayTemplatesHtml.bind(this), async: true}],
+ ['getQueryParserTemplatesHtml', {handler: this._onApiGetQueryParserTemplatesHtml.bind(this), async: true}],
+ ['getZoom', {handler: this._onApiGetZoom.bind(this), async: true}],
+ ['getMessageToken', {handler: this._onApiGetMessageToken.bind(this), async: true}],
+ ['getDefaultAnkiFieldTemplates', {handler: this._onApiGetDefaultAnkiFieldTemplates.bind(this), async: true}]
]);
this._commandHandlers = new Map([
@@ -167,16 +167,23 @@ class Backend {
}
onMessage({action, params}, sender, callback) {
- const handler = this._messageHandlers.get(action);
- if (typeof handler !== 'function') { return false; }
+ const messageHandler = this._messageHandlers.get(action);
+ if (typeof messageHandler === 'undefined') { return false; }
+
+ const {handler, async} = messageHandler;
try {
- const promise = handler(params, sender);
- promise.then(
- (result) => callback({result}),
- (error) => callback({error: errorToJson(error)})
- );
- return true;
+ const promiseOrResult = handler(params, sender);
+ if (async) {
+ promiseOrResult.then(
+ (result) => callback({result}),
+ (error) => callback({error: errorToJson(error)})
+ );
+ return true;
+ } else {
+ callback({result: promiseOrResult});
+ return false;
+ }
} catch (error) {
callback({error: errorToJson(error)});
return false;