Greasy Fork is available in English.

Brazen Item Attributes Resolver

Item attributes resolution helper class

Od 02.09.2023.. Pogledajte najnovija verzija.

Ovu skriptu ne treba izravno instalirati. To je biblioteka za druge skripte koje se uključuju u meta direktivu // @require https://update.greasyfork.org/scripts/429587/1244644/Brazen%20Item%20Attributes%20Resolver.js

// ==UserScript==
// @name         Brazen Item Attributes Resolver
// @namespace    brazenvoid
// @version      2.2.2
// @author       brazenvoid
// @license      GPL-3.0-only
// @description  Item attributes resolution helper class
// ==/UserScript==

class BrazenItemAttributesResolver
{
    /**
     * @typedef {{itemLinkSelector: JQuery.Selector, itemDeepAnalysisSelector: JQuery.Selector, requestDelay: number,
     *            onDeepAttributesResolution: Function}} ItemAttributesResolverConfiguration
     */
    
    /**
     * @callback ItemAttributesResolverCallback
     * @param {JQuery} item
     * @return {*}
     */
    
    /**
     * @param {ItemAttributesResolverConfiguration} configuration
     */
    constructor(configuration)
    {
        /**
         * @type {{}}
         * @private
         */
        this._attributes = {}
        
        /**
         * @type {{}}
         * @private
         */
        this._deepAttributes = {}
        
        /**
         * @type {boolean}
         * @private
         */
        this._hasDeepAttributes = false
        
        /**
         * @type {JQuery.Selector}
         * @protected
         */
        this._itemLinkSelector = configuration.itemLinkSelector
        
        /**
         * @type {JQuery.Selector}
         * @protected
         */
        this._itemDeepAnalysisSelector = configuration.itemDeepAnalysisSelector
        
        /**
         * @type {Function}
         * @private
         */
        this._onDeepAttributesResolution = configuration.onDeepAttributesResolution
        
        /**
         * @type {number}
         * @private
         */
        this._requestDelay = configuration.requestDelay
        
        /**
         * @type {number}
         * @private
         */
        this._requestIteration = 1
        
        /**
         * @type {JQuery<HTMLElement> | jQuery | HTMLElement}
         * @private
         */
        this._sandbox = $('<div id="brazen-item-attributes-resolver-sandbox" hidden/>').appendTo('body')
    }
    
    /**
     * @param {string} attribute
     * @returns {string}
     * @private
     */
    _formatAttributeName(attribute)
    {
        return attribute.toLowerCase().replaceAll(' ', '_')
    }
    
    /**
     * @param {JQuery} item
     * @param {Object} attributesBag
     * @private
     */
    _loadDeepAttributes(item, attributesBag)
    {
        let url = item.find(this._itemLinkSelector).first().attr('href')
        if (url) {
            Utilities.sleep(this._requestIteration * this._requestDelay).then(() => {
                try {
                    this._sandbox.load(url + ' ' + this._itemDeepAnalysisSelector, () => {
                        for (const attributeName in this._deepAttributes) {
                            attributesBag[attributeName] = this._deepAttributes[attributeName](this._sandbox)
                        }
                        this._onDeepAttributesResolution(item)
                        this._sandbox.empty()
                    })
                } catch (error) {
                    console.error('Deep attributes loading failed.')
                }
            })
            this._requestIteration++
        }
    }
    
    /**
     * @param {string} attribute
     * @param {ItemAttributesResolverCallback} resolutionCallback
     * @returns {this}
     */
    addAttribute(attribute, resolutionCallback)
    {
        this._attributes[this._formatAttributeName(attribute)] = resolutionCallback
        return this
    }
    
    /**
     * @param {string} attribute
     * @param {ItemAttributesResolverCallback} resolutionCallback
     * @returns {this}
     */
    addDeepAttribute(attribute, resolutionCallback)
    {
        this._deepAttributes[this._formatAttributeName(attribute)] = resolutionCallback
        this._hasDeepAttributes = true
        return this
    }
    
    /**
     * @returns {BrazenItemAttributesResolver}
     */
    completeResolutionRun()
    {
        this._requestIteration = 1
        return this
    }
    
    /**
     * @param {JQuery} item
     * @param {string} attribute
     * @returns {*}
     */
    get(item, attribute)
    {
        let attributesBag = item[0].scriptAttributes
        if (typeof attributesBag !== 'undefined') {
            let attributeName = this._formatAttributeName(attribute)
            let attributeValue = attributesBag[attributeName]
            if (typeof attributeValue !== 'undefined') {
                return attributeValue
            } else if (this._hasDeepAttributes) {
                this._loadDeepAttributes(item, attributesBag)
            }
        }
        return null
    }
    
    /**
     * @param {JQuery} item
     * @param {Function|null} afterResolutionCallback
     */
    resolveAttributes(item, afterResolutionCallback = null)
    {
        let attributesBag = {}
        item[0].scriptAttributes = attributesBag
        
        for (const attributeName in this._attributes) {
            attributesBag[attributeName] = this._attributes[attributeName](item)
        }
    }
    
    /**
     * @param {JQuery} item
     * @param {string} attribute
     * @param {*} value
     * @returns {BrazenItemAttributesResolver}
     */
    set(item, attribute, value)
    {
        item[0].scriptAttributes[this._formatAttributeName(attribute)] = value
        return this
    }
}