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authortoasted-nutbread <toasted-nutbread@users.noreply.github.com>2020-04-11 14:23:02 -0400
committertoasted-nutbread <toasted-nutbread@users.noreply.github.com>2020-04-18 21:32:35 -0400
commitfd6ea0e404da2657f110599061af4034a524283a (patch)
treecc993d88a040a0870ccf465209e0bb794502de88 /ext/bg
parent8106f4744b07833526d16acf656eda11d29b99ad (diff)
Add API for getting media data
Diffstat (limited to 'ext/bg')
-rw-r--r--ext/bg/js/backend.js7
-rw-r--r--ext/bg/js/database.js32
2 files changed, 38 insertions, 1 deletions
diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js
index e0814c17..8a19203f 100644
--- a/ext/bg/js/backend.js
+++ b/ext/bg/js/backend.js
@@ -111,7 +111,8 @@ class Backend {
['getAnkiModelFieldNames', {handler: this._onApiGetAnkiModelFieldNames.bind(this), async: true}],
['getDictionaryInfo', {handler: this._onApiGetDictionaryInfo.bind(this), async: true}],
['getDictionaryCounts', {handler: this._onApiGetDictionaryCounts.bind(this), async: true}],
- ['purgeDatabase', {handler: this._onApiPurgeDatabase.bind(this), async: true}]
+ ['purgeDatabase', {handler: this._onApiPurgeDatabase.bind(this), async: true}],
+ ['getMedia', {handler: this._onApiGetMedia.bind(this), async: true}]
]);
this._commandHandlers = new Map([
@@ -762,6 +763,10 @@ class Backend {
return await this.translator.purgeDatabase();
}
+ async _onApiGetMedia({targets}) {
+ return await this.database.getMedia(targets);
+ }
+
// Command handlers
async _onCommandSearch(params) {
diff --git a/ext/bg/js/database.js b/ext/bg/js/database.js
index 0c7eee6a..16612403 100644
--- a/ext/bg/js/database.js
+++ b/ext/bg/js/database.js
@@ -277,6 +277,34 @@ class Database {
return result;
}
+ async getMedia(targets) {
+ this._validate();
+
+ const count = targets.length;
+ const promises = [];
+ const results = new Array(count).fill(null);
+ const createResult = Database._createMedia;
+ const processRow = (row, [index, dictionaryName]) => {
+ if (row.dictionary === dictionaryName) {
+ results[index] = createResult(row, index);
+ }
+ };
+
+ const transaction = this.db.transaction(['media'], 'readonly');
+ const objectStore = transaction.objectStore('media');
+ const index = objectStore.index('path');
+
+ for (let i = 0; i < count; ++i) {
+ const {path, dictionaryName} = targets[i];
+ const only = IDBKeyRange.only(path);
+ promises.push(Database._getAll(index, only, [i, dictionaryName], processRow));
+ }
+
+ await Promise.all(promises);
+
+ return results;
+ }
+
async getDictionaryInfo() {
this._validate();
@@ -441,6 +469,10 @@ class Database {
return {character, mode, data, dictionary, index};
}
+ static _createMedia(row, index) {
+ return Object.assign({}, row, {index});
+ }
+
static _getAll(dbIndex, query, context, processRow) {
const fn = typeof dbIndex.getAll === 'function' ? Database._getAllFast : Database._getAllUsingCursor;
return fn(dbIndex, query, context, processRow);