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import { Type } from 'main.core';
import { EventEmitter } from 'main.core.events';
import { LaunchPriority } from './launch-priority';
import { LaunchState } from './launch-state';
import type { LaunchItemOptions, LaunchItemCallback, LaunchItemContext } from './launch-item-options';
export default class LaunchItem extends EventEmitter
{
#id: string = null;
#callback: LaunchItemCallback = null;
#priority: LaunchPriority = LaunchPriority.NORMAL;
#delay: number = 5000;
#allowLaunchAfterOthers: boolean = false;
#forceShowOnTop: boolean | Function = false;
#state: LaunchState = LaunchState.IDLE;
#context: LaunchItemContext = {};
constructor(itemOptions: LaunchItemOptions)
{
super();
const options: LaunchItemOptions = Type.isPlainObject(itemOptions) ? itemOptions : {};
if (!Type.isFunction(options.callback))
{
throw new TypeError('BX.Launcher: "callback" parameter is required.');
}
this.#callback = options.callback;
this.#id = Type.isStringFilled(options.id) ? options.id : `launch-item-${BX.Text.getRandom().toLowerCase()}`;
this.#priority = Type.isNumber(options.priority) ? options.priority : this.#priority;
this.#delay = Type.isNumber(options.delay) && options.delay >= 0 ? options.delay : this.#delay;
this.#allowLaunchAfterOthers = options.allowLaunchAfterOthers === true;
this.#forceShowOnTop = (
Type.isBoolean(options.forceShowOnTop) || Type.isFunction(options.forceShowOnTop)
? options.forceShowOnTop
: this.#forceShowOnTop
);
this.#context = Type.isPlainObject(options.context) ? options.context : {};
this.setEventNamespace('BX.Main.Launcher.Item');
}
launch(done: Function)
{
if (this.#state !== LaunchState.IDLE)
{
return;
}
this.#state = LaunchState.RUNNING;
const onDone = () => {
this.#state = LaunchState.DONE;
done();
};
this.#callback(onDone);
}
getId(): string
{
return this.#id;
}
getState(): LaunchState
{
return this.#state;
}
getPriority(): number
{
return this.#priority;
}
getDelay(): number
{
return this.#delay;
}
getContext(): LaunchItemContext
{
return this.#context;
}
canLaunchAfterOthers(): boolean
{
return this.#allowLaunchAfterOthers;
}
canShowOnTop(): boolean
{
if (Type.isFunction(this.#forceShowOnTop))
{
return this.#forceShowOnTop();
}
return this.#forceShowOnTop;
}
}