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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* Invariant: This model can only be constructed on a ServiceWorker target.
* @constructor
* @extends {WebInspector.SDKModel}
*/
WebInspector.ServiceWorkerCacheModel = function(target)
{
WebInspector.SDKModel.call(this, WebInspector.ServiceWorkerCacheModel, target);
/** @type {!Map.<!WebInspector.ServiceWorkerCacheModel.CacheId, !WebInspector.ServiceWorkerCacheModel.Cache>} */
this._caches = new Map();
/** @type {!Set.<string>} */
this._cacheNames = new Set();
this._agent = target.serviceWorkerCacheAgent();
}
WebInspector.ServiceWorkerCacheModel.EventTypes = {
CacheAdded: "CacheAdded",
CacheRemoved: "CacheRemoved",
}
WebInspector.ServiceWorkerCacheModel.prototype = {
_reset: function()
{
this._updateCacheNames([]);
this._loadCacheNames();
},
refreshCacheNames: function()
{
this._loadCacheNames();
},
/**
* @param {!WebInspector.ServiceWorkerCacheModel.CacheId} cacheId
*/
deleteCache: function(cacheId)
{
/**
* @this {WebInspector.ServiceWorkerCacheModel}
*/
function callback(error)
{
if (error) {
console.error("ServiceWorkerCacheAgent error: ", error);
return;
}
this._cacheRemoved(cacheId.name);
}
this._agent.deleteCache(cacheId.name, callback.bind(this));
},
/**
* @param {!WebInspector.ServiceWorkerCacheModel.CacheId} cacheId
* @param {number} skipCount
* @param {number} pageSize
* @param {function(!Array.<!WebInspector.ServiceWorkerCacheModel.Entry>, boolean)} callback
*/
loadCacheData: function(cacheId, skipCount, pageSize, callback)
{
this._requestEntries(cacheId, cacheId.name, skipCount, pageSize, callback);
},
/**
* @return {!Array.<!WebInspector.ServiceWorkerCacheModel.CacheId>}
*/
caches: function()
{
var result = [];
for (var cacheName of this._cacheNames) {
result.push(new WebInspector.ServiceWorkerCacheModel.CacheId(cacheName));
}
return result;
},
dispose: function()
{
this._updateCacheNames([]);
},
_loadCacheNames: function()
{
/**
* @param {?Protocol.Error} error
* @param {!Array.<string>} cacheNames
* @this {WebInspector.ServiceWorkerCacheModel}
*/
function callback(error, cacheNames)
{
if (error) {
console.error("ServiceWorkerCacheAgent error: ", error);
return;
}
if (!this._cacheNames)
return;
this._updateCacheNames(cacheNames);
}
this._agent.requestCacheNames(callback.bind(this));
},
/**
* @param {!Array.<string>} cacheNames
*/
_updateCacheNames: function(cacheNames)
{
/** @type {!Set.<string>} */
var newCacheNames = new Set(cacheNames);
/** @type {!Set.<string>} */
var oldCacheNames = this._cacheNames;
this._cacheNames = new Set(cacheNames);
for (var oldCacheName of oldCacheNames) {
if (!newCacheNames[oldCacheName])
this._cacheRemoved(oldCacheName);
}
for (var newCacheName of newCacheNames) {
if (!oldCacheNames[newCacheName])
this._cacheAdded(newCacheName);
}
},
/**
* @param {string} cacheName
*/
_cacheAdded: function(cacheName)
{
var cacheId = new WebInspector.ServiceWorkerCacheModel.CacheId(cacheName);
this.dispatchEventToListeners(WebInspector.ServiceWorkerCacheModel.EventTypes.CacheAdded, cacheId);
},
/**
* @param {string} cacheName
*/
_cacheRemoved: function(cacheName)
{
var cacheId = new WebInspector.ServiceWorkerCacheModel.CacheId(cacheName);
this.dispatchEventToListeners(WebInspector.ServiceWorkerCacheModel.EventTypes.CacheRemoved, cacheId);
},
/**
* @param {!WebInspector.ServiceWorkerCacheModel.CacheId} cacheId
* @param {string} cacheName
* @param {number} skipCount
* @param {number} pageSize
* @param {function(!Array.<!WebInspector.ServiceWorkerCacheModel.Entry>, boolean)} callback
*/
_requestEntries: function(cacheId, cacheName, skipCount, pageSize, callback)
{
/**
* @param {?Protocol.Error} error
* @param {!Array.<!WebInspector.ServiceWorkerCacheModel.Entry>} dataEntries
* @param {boolean} hasMore
* @this {WebInspector.ServiceWorkerCacheModel}
*/
function innerCallback(error, dataEntries, hasMore)
{
if (error) {
console.error("ServiceWorkerCacheAgent error: ", error);
return;
}
if (!this._cacheNames)
return;
var entries = [];
for (var i = 0; i < dataEntries.length; ++i) {
var request = WebInspector.RemoteObject.fromLocalObject(JSON.parse(dataEntries[i].request));
var response = WebInspector.RemoteObject.fromLocalObject(JSON.parse(dataEntries[i].response));
entries.push(new WebInspector.ServiceWorkerCacheModel.Entry(request, response));
}
callback(entries, hasMore);
}
this._agent.requestEntries(cacheName, skipCount, pageSize, innerCallback.bind(this));
},
__proto__: WebInspector.SDKModel.prototype
}
/**
* @constructor
* @param {!WebInspector.RemoteObject} request
* @param {!WebInspector.RemoteObject} response
*/
WebInspector.ServiceWorkerCacheModel.Entry = function(request, response)
{
this.request = request;
this.response = response;
}
/**
* @constructor
* @param {string} name
*/
WebInspector.ServiceWorkerCacheModel.CacheId = function(name)
{
this.name = name;
}
WebInspector.ServiceWorkerCacheModel.CacheId.prototype = {
/**
* @param {!WebInspector.ServiceWorkerCacheModel.CacheId} cacheId
* @return {boolean}
*/
equals: function(cacheId)
{
return this.name === cacheId.name;
}
}
/**
* @constructor
* @param {!WebInspector.ServiceWorkerCacheModel.CacheId} cacheId
*/
WebInspector.ServiceWorkerCacheModel.Cache = function(cacheId)
{
this.cacheId = cacheId;
}
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