HV - Item World Cost Calculator

Calculates various numbers related to IW service

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        HV - Item World Cost Calculator
// @grant       none
// @include     http://hentaiverse.org/pages/showequip.php?eid=*&key=*
// @version 0.0.1.20180326024541
// @namespace https://greasyfork.org/users/2233
// @description Calculates various numbers related to IW service
// ==/UserScript==

/*** Settings ***/
var price_per_pxp = 12
var pxp_multiplier = 16.0

/*** Enf of Settings ***/

var wnd = window
var doc = wnd.document
var loc = location
var href = loc.href

var $  = function(e, css) { if(!css) { css=e; e=doc }; return e.querySelector(css) }
var $$ = function(e, css) { if(!css) { css=e; e=doc }; return e.querySelectorAll(css) }

var m = $('#equipment').textContent.match(/Potency Tier:(.*?)\((.*?)\)/)
if(m) {
    var lv = parseInt(m[1])
    if(lv == 10) { console.log('The equipment is already Lv.10.') }
    else {
        var p_now = parseInt(m[2].match(/(\d+).*?\//)[1])
        var p_max = parseInt(m[2].match(/\/.*?(\d+)/)[1])

        // PXP(1)
        var p1
        if(lv == 0) { p1 = p_max }
        else {
            for(var i=1, p_test=1, smallest=Infinity, tmp; i<=1000; i++) {
                p_test = i * Math.pow((1 + i/1000), lv)
                tmp = Math.abs(p_test - p_max)
                if(tmp < smallest) { smallest = tmp; p1 = i }
            }
        }

        // PXP(2), PXP(3), ... , PXP(10)
        var p = { 1:p1 }
        for(var i=2; i<=10; i++) { p[i] = Math.ceil(p1 * Math.pow((1 + p1/1000), i-1)) }
        console.log('PXP(i) = ' + JSON.stringify(p))

        // Sum of PXP(i), where i = 1 to 10
        var p_all = 0
        for(var i=1; i<=10; i++) { p_all += p[i] }
        console.log('PXP(1)+PXP(2)+...+PXP(10) = ' + p_all)
        console.log('PXP(1)+PXP(2)+...+PXP(10) = ' + Math.ceil(1000 * (Math.pow((1 + p1/1000), 10) - 1)))

        // Sum of PXP(i), where i = now to 10
        var p_partial = p_max - p_now
        for(var i=lv+2; i<=10; i++) { p_partial += p[i] }
        console.log('PXP(' + lv + ')+...+PXP(10) = ' + p_partial)

        // The quality of the equipment
        var q = (p1 - 100) / 250
        console.log('The quality of the equipment = ' + q)

        // Number of rounds in one run
        var round = Math.ceil(75 * Math.pow(q, 3))
        if(round < 10) { round = 10 }
        if(round > 100) { round = 100 }
        console.log('Number of rounds in one run = ' + round)

        // PXP per run
        var p_gain = Math.ceil(round * pxp_multiplier * ($('#equipment').textContent.indexOf('Soulbound') != -1 ? 2 : 1))
        console.log('PXP per run = ' + p_gain)

        // Price per run
        var price_per_run = p_gain * price_per_pxp
        console.log('Price per run = ' + price_per_run)

        // Number of runs (Lv.0 to Lv.10)
        var run_all = Math.ceil(p_all / p_gain)
        console.log('Number of runs (Lv.0 to Lv.10) = ' + run_all)

        // Total cost (Lv.0 to Lv.10)
        var cost_all = price_per_run * run_all
        console.log('Total cost (Lv.0 to Lv.10) = ' + cost_all)

        // Number of runs (Lv.now to Lv.10)
        var run_partial = Math.ceil(p_partial / p_gain)
        console.log('Number of runs (Lv.now to Lv.10) = ' + run_partial)

        // Total cost (Lv.now to Lv.10)
        var cost_partial = price_per_run * run_partial
        console.log('Total cost (Lv.now to Lv.10) = ' + cost_partial)
    }
}