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authorAlex Yatskov <alex@foosoft.net>2016-05-06 21:34:06 -0700
committerAlex Yatskov <alex@foosoft.net>2016-05-06 21:34:06 -0700
commit7015b804699498999f68374a8c568665d4a24e3a (patch)
tree392f350bbc576a55d220866fb4a703a6d8fb101a /ext/bg
parentf7db707dc249cabc14d72728ad1eb0176390593a (diff)
Async pooling
Diffstat (limited to 'ext/bg')
-rw-r--r--ext/bg/js/yomichan.js14
1 files changed, 11 insertions, 3 deletions
diff --git a/ext/bg/js/yomichan.js b/ext/bg/js/yomichan.js
index 062e5e72..4a9fd35c 100644
--- a/ext/bg/js/yomichan.js
+++ b/ext/bg/js/yomichan.js
@@ -34,6 +34,7 @@ class Yomichan {
});
this.translator = new Translator();
+ this.asyncPools = {};
this.setState('disabled');
loadOptions((opts) => {
@@ -50,7 +51,7 @@ class Yomichan {
onMessage(request, sender, callback) {
const {action, params} = request, handlers = {
- canAddNotes: (definitions) => this.ankiInvoke('canAddNotes', definitions, callback),
+ canAddNotes: (definitions) => this.ankiInvoke('canAddNotes', definitions, 'notes', callback),
findKanji: (text) => callback(this.translator.findKanji(text)),
findTerm: (text) => callback(this.translator.findTerm(text)),
getOptions: () => callback(this.options),
@@ -101,10 +102,17 @@ class Yomichan {
Yomichan.notifyChange('options', this.options);
}
- ankiInvoke(action, params, callback) {
- if (this.options.enableAnkiConnect) {
+ ankiInvoke(action, params, pool, callback) {
+ if (pool !== null && this.asyncPools.hasOwnProperty(pool)) {
+ this.asyncPools[pool].abort();
+ callback(null);
+ } else if (this.options.enableAnkiConnect) {
const xhr = new XMLHttpRequest();
xhr.addEventListener('loadend', () => {
+ if (pool !== null) {
+ delete this.asyncPools[pool];
+ }
+
const resp = xhr.responseText;
callback(resp ? JSON.parse(resp) : null);
});