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/*
* Copyright (C) 2013 Apple Inc. All rights reserved.
* Copyright (C) 2013 Samsung Electronics. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
// FIXME: DatabaseManager lacks advanced multi-target support. (DataBase per-target)
WI.DatabaseManager = class DatabaseManager extends WI.Object
{
constructor()
{
super();
this._enabled = false;
this._reset();
}
// Agent
get domains() { return ["Database"]; }
activateExtraDomain(domain)
{
// COMPATIBILITY (iOS 14.0): Inspector.activateExtraDomains was removed in favor of a declared debuggable type
console.assert(domain === "Database");
for (let target of WI.targets)
this.initializeTarget(target);
}
// Target
initializeTarget(target)
{
if (!this._enabled)
return;
if (target.hasDomain("Database"))
target.DatabaseAgent.enable();
}
// Public
get databases() { return this._databaseObjects; }
enable()
{
console.assert(!this._enabled);
this._enabled = true;
this._reset();
for (let target of WI.targets)
this.initializeTarget(target);
WI.Frame.addEventListener(WI.Frame.Event.MainResourceDidChange, this._mainResourceDidChange, this);
}
disable()
{
console.assert(this._enabled);
this._enabled = false;
for (let target of WI.targets) {
if (target.hasDomain("Database"))
target.DatabaseAgent.disable();
}
WI.Frame.removeEventListener(WI.Frame.Event.MainResourceDidChange, this._mainResourceDidChange, this);
this._reset();
}
// DatabaseObserver
databaseWasAdded(id, host, name, version)
{
console.assert(this._enabled);
var database = new WI.DatabaseObject(id, host, name, version);
this._databaseObjects.push(database);
this.dispatchEventToListeners(WI.DatabaseManager.Event.DatabaseWasAdded, {database});
}
// InspectorObserver
inspectDatabase(id)
{
console.assert(this._enabled);
var database = this._databaseForIdentifier(id);
console.assert(database);
if (!database)
return;
this.dispatchEventToListeners(WI.DatabaseManager.Event.DatabaseWasInspected, {database});
}
// Private
_reset()
{
this._databaseObjects = [];
this.dispatchEventToListeners(WI.DatabaseManager.Event.Cleared);
}
_mainResourceDidChange(event)
{
console.assert(event.target instanceof WI.Frame);
if (event.target.isMainFrame())
this._reset();
}
_databaseForIdentifier(id)
{
for (var i = 0; i < this._databaseObjects.length; ++i) {
if (this._databaseObjects[i].id === id)
return this._databaseObjects[i];
}
return null;
}
};
WI.DatabaseManager.Event = {
DatabaseWasAdded: "database-manager-database-was-added",
DatabaseWasInspected: "database-manager-database-was-inspected",
Cleared: "database-manager-cleared",
};
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