RanchiMall/exchangemarket
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

compactIDB v2.1.2

Browse Source 
- Fixed: options.limit not working in searchData
- Added option reverse to searchData (if set to true, the ordering will be reversed
This commit is contained in:
sairajzero 2023-05-10 01:50:46 +05:30
parent 1390c91907
commit 94fb4f4849
1 changed files with 22 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
compactIDB.js
View File

@ -1,4 +1,4 @@
(function(EXPORTS) { //compactIDB v2.1.0
(function (EXPORTS) { //compactIDB v2.1.2
/* Compact IndexedDB operations */
'use strict';
const compactIDB = EXPORTS;
@ -226,10 +226,9 @@
compactIDB.searchData = function (obsName, options = {}, dbName = defaultDB) {
options.lowerKey = options.atKey || options.lowerKey || 0
options.upperKey = options.atKey || options.upperKey || false
options.patternEval = options.patternEval || ((k, v) => {
return true
})
options.patternEval = options.patternEval || ((k, v) => true);
options.limit = options.limit || false;
options.reverse = options.reverse || false;
options.lastOnly = options.lastOnly || false
return new Promise((resolve, reject) => {
openDB(dbName).then(db => {
@ -237,17 +236,16 @@
var filteredResult = {}
let curReq = obs.openCursor(
options.upperKey ? IDBKeyRange.bound(options.lowerKey, options.upperKey) : IDBKeyRange.lowerBound(options.lowerKey),
options.lastOnly ? "prev" : "next");
options.lastOnly || options.reverse ? "prev" : "next");
curReq.onsuccess = (evt) => {
var cursor = evt.target.result;
if (cursor) {
if (options.patternEval(cursor.primaryKey, cursor.value)) {
if (!cursor || (options.limit && options.limit <= Object.keys(filteredResult).length))
return resolve(filteredResult); //reached end of key list or limit reached
else if (options.patternEval(cursor.primaryKey, cursor.value)) {
filteredResult[cursor.primaryKey] = cursor.value;
options.lastOnly ? resolve(filteredResult) : cursor.continue();
} else
cursor.continue();
} else
resolve(filteredResult);
}
curReq.onerror = (evt) => reject(`Search unsuccessful [${evt.target.error.name}] ${evt.target.error.message}`);
db.close();