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-rw-r--r--ext/bg/js/database.js39
1 files changed, 20 insertions, 19 deletions
diff --git a/ext/bg/js/database.js b/ext/bg/js/database.js
index e8214c3c..c812dee8 100644
--- a/ext/bg/js/database.js
+++ b/ext/bg/js/database.js
@@ -80,7 +80,12 @@ class Database {
const visited = {};
const results = [];
const createResult = Database.createTerm;
- const filter = (row) => titles.includes(row.dictionary);
+ const processRow = (row, index) => {
+ if (titles.includes(row.dictionary) && !visited.hasOwnProperty(row.id)) {
+ visited[row.id] = true;
+ results.push(createResult(row, index));
+ }
+ };
const db = this.db.backendDB();
const dbTransaction = db.transaction(['terms'], 'readonly');
@@ -91,8 +96,8 @@ class Database {
for (let i = 0; i < terms.length; ++i) {
const only = IDBKeyRange.only(terms[i]);
promises.push(
- Database.getAll(dbIndex1, only, i, visited, filter, createResult, results),
- Database.getAll(dbIndex2, only, i, visited, filter, createResult, results)
+ Database.getAll(dbIndex1, only, i, processRow),
+ Database.getAll(dbIndex2, only, i, processRow)
);
}
@@ -152,10 +157,13 @@ class Database {
async findTermMetaBulk(terms, titles) {
const promises = [];
- const visited = {};
const results = [];
const createResult = Database.createTermMeta;
- const filter = (row) => titles.includes(row.dictionary);
+ const processRow = (row, index) => {
+ if (titles.includes(row.dictionary)) {
+ results.push(createResult(row, index));
+ }
+ };
const db = this.db.backendDB();
const dbTransaction = db.transaction(['termMeta'], 'readonly');
@@ -164,7 +172,7 @@ class Database {
for (let i = 0; i < terms.length; ++i) {
const only = IDBKeyRange.only(terms[i]);
- promises.push(Database.getAll(dbIndex, only, i, visited, filter, createResult, results));
+ promises.push(Database.getAll(dbIndex, only, i, processRow));
}
await Promise.all(promises);
@@ -537,39 +545,32 @@ class Database {
};
}
- static getAll(dbIndex, query, index, visited, filter, createResult, results) {
+ static getAll(dbIndex, query, context, processRow) {
const fn = typeof dbIndex.getAll === 'function' ? Database.getAllFast : Database.getAllUsingCursor;
- return fn(dbIndex, query, index, visited, filter, createResult, results);
+ return fn(dbIndex, query, context, processRow);
}
- static getAllFast(dbIndex, query, index, visited, filter, createResult, results) {
+ static getAllFast(dbIndex, query, context, processRow) {
return new Promise((resolve, reject) => {
const request = dbIndex.getAll(query);
request.onerror = (e) => reject(e);
request.onsuccess = (e) => {
for (const row of e.target.result) {
- if (filter(row, index) && !visited.hasOwnProperty(row.id)) {
- visited[row.id] = true;
- results.push(createResult(row, index));
- }
+ processRow(row, context);
}
resolve();
};
});
}
- static getAllUsingCursor(dbIndex, query, index, visited, filter, createResult, results) {
+ static getAllUsingCursor(dbIndex, query, context, processRow) {
return new Promise((resolve, reject) => {
const request = dbIndex.openCursor(query, 'next');
request.onerror = (e) => reject(e);
request.onsuccess = (e) => {
const cursor = e.target.result;
if (cursor) {
- const row = cursor.value;
- if (filter(row, index) && !visited.hasOwnProperty(row.id)) {
- visited[row.id] = true;
- results.push(createResult(row, index));
- }
+ processRow(cursor.value, context);
cursor.continue();
} else {
resolve();