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js/storage: Allow to set the storage backend

This commit is contained in:
Eric Lippmann 2019-07-29 10:16:36 +02:00 committed by Johannes Meyer
parent c66d206042
commit a1a18feb04
1 changed files with 20 additions and 4 deletions
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24
public/js/icinga/storage.js
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@ -21,6 +21,13 @@
* @type {string}
*/
this.prefix = prefix;
/**
* Storage backend
*
* @type {Storage}
*/
this.backend = window.localStorage;
};
/**
@ -85,6 +92,15 @@
Icinga.Storage.prototype = {
/**
* Set the storage backend
*
* @param {Storage} backend
*/
setBackend: function(backend) {
this.backend = backend;
},
/**
* Prefix the given key
*
@ -110,7 +126,7 @@
* @returns {void}
*/
set: function(key, value) {
window.localStorage.setItem(this.prefixKey(key), JSON.stringify(value));
this.backend.setItem(this.prefixKey(key), JSON.stringify(value));
},
/**
@ -122,14 +138,14 @@
*/
get: function(key) {
key = this.prefixKey(key);
var value = window.localStorage.getItem(key);
var value = this.backend.getItem(key);
try {
return JSON.parse(value);
} catch(error) {
icinga.logger.error('[Storage] Failed to parse value (\`' + value
+ '\`) of key "' + key + '". Error was: ' + error);
window.localStorage.removeItem(key);
this.backend.removeItem(key);
return null;
}
},
@ -142,7 +158,7 @@
* @returns {void}
*/
remove: function(key) {
window.localStorage.removeItem(this.prefixKey(key));
this.backend.removeItem(this.prefixKey(key));
},
/**