// ==UserScript==
// @name Wanikani: Levels by SRS
// @namespace http://tampermonkey.net/
// @version 1.1.1
// @description Displays your level for each SRS stage.
// @author Kumirei
// @match https://www.wanikani.com/dashboard
// @match https://www.wanikani.com
// @include *preview.wanikani.com*
// @grant none
// ==/UserScript==
(function() {
//check that the Wanikani Framework is installed
var script_name = 'Levels By SRS';
if (!window.wkof) {
if (confirm(script_name+' requires Wanikani Open Framework.\nDo you want to be forwarded to the installation instructions?'))
window.location.href = 'https://community.wanikani.com/t/instructions-installing-wanikani-open-framework/28549';
return;
}
//if it's installed then do the stuffs
else {
wkof.include('Menu,Settings,ItemData');
wkof.ready('Menu,Settings,ItemData')
.then(load_settings)
.then(install_menu)
.then(add_css)
.then(fetch_and_update);
}
// Fetches items and updates display
function fetch_and_update() {
fetch_items()
.then(process_items)
.then(update_display);
}
// Fetches the relevant items
function fetch_items() {
var [promise, resolve] = new_promise();
var config = {
wk_items: {
options: {assignments: true},
filters: {level: "1..+0"}
}
};
wkof.ItemData.get_items(config).then(resolve);
return promise;
}
// Retreives the levels by srs
function process_items(data) {
// Sort by level
var levels = {};
for (var i=0; i<data.length; i++) {
var item = data[i];
var level = item.data.level;
if (!levels[level]) levels[level] = [];
levels[level].push(item);
}
// Go through items level by level
var srs_levels = {Ini: [0, 0, 0], App: [0, 0, 0], Gur: [0, 0, 0], Mas: [0, 0, 0], Enl: [0, 0, 0], Bur: [0, 0, 0]};
for (i=1; i<wkof.user.level+1; i++) {
// Get counts for level
var by_srs = {Ini: 0, App: 0, Gur: 0, Mas: 0, Enl: 0, Bur: 0, total: 0};
for (var j=0; j<levels[i].length; j++) {
item = levels[i][j];
if (item.assignments) by_srs[item.assignments.srs_stage_name.slice(0, 3)]++;
else by_srs['Ini']++;
by_srs.total++;
}
// Check if srs_level should be increased
var types = ['Ini', 'App', 'Gur', 'Mas', 'Enl', 'Bur'];
var cumulative = 0;
for (j=0; j<types.length; j++) {
var count = by_srs[types[j]];
if (1-cumulative/by_srs.total >= wkof.settings.levels_by_srs.threshold/100 && i == srs_levels[types[j]][0]+1) {
srs_levels[types[j]][0]++;
}
else if (1-cumulative/by_srs.total <= wkof.settings.levels_by_srs.threshold/100 && i == srs_levels[types[j]][0]+1) {
srs_levels[types[j]][1] = 1-cumulative/by_srs.total;
srs_levels[types[j]][2] = by_srs.total;
}
cumulative += count;
}
}
return srs_levels;
}
// Updates the display element
function update_display(srs_levels) {
var types = ['App', 'Gur', 'Mas', 'Enl', 'Bur'];
// If the element doesn't already exist, create it
var display = $('#levels_by_srs');
if (!display.length) {
display = $('<div id="levels_by_srs"'+(is_dark_theme() ? ' class="dark_theme"' : '')+'></div>');
for (var i=0; i<types.length; i++) display.append('<div class="'+types[i]+'"><span class="level_label">Level: </span><span class="value"></span></div>');
$('.srs-progress').after(display);
}
// Update
for (i=0; i<types.length; i++) {
var elem = $(display).find('.'+types[i]+' span.value')[0];
elem.innerText = srs_levels[types[i]][0];
elem.parentElement.setAttribute('title', Math.floor(srs_levels[types[i]][1]*100) + '% to level ' + (srs_levels[types[i]][0]+1) + ' (' + Math.round(srs_levels[types[i]][1] * srs_levels[types[i]][2]) + ' of ' + srs_levels[types[i]][2] + ')');
}
}
// Load stored settings or set defaults
function load_settings() {
var defaults = {threshold: 90};
return wkof.Settings.load('levels_by_srs', defaults);
}
// Installs the options button in the menu
function install_menu() {
var config = {
name: 'levels_by_srs',
submenu: 'Settings',
title: 'Levels By SRS',
on_click: open_settings
};
wkof.Menu.insert_script_link(config);
}
// Create the options
function open_settings(items) {
var config = {
script_id: 'levels_by_srs',
title: 'Levels By SRS',
on_save: fetch_and_update,
content: {
threshold: {
type: 'number',
label: 'Threshold',
hover_tip: 'Percentage to consider level done',
default: 90,
}
}
}
var dialog = new wkof.Settings(config);
dialog.open();
}
// Adds the script's CSS to the page
function add_css() {
$('head').append('<style id="levels_by_srs_CSS">'+
'#levels_by_srs {'+
' background: #434343;'+
' border-radius: 0 0 3px 3px;'+
' height: 30px;'+
' line-height: 30px;'+
' color: rgb(240, 240, 240);'+
' font-size: 16px;'+
'}'+
'#levels_by_srs > div {'+
' width: calc(20% - 1px);'+
' display: inline-block;'+
' text-align: center;'+
'}'+
'#levels_by_srs .level_label {'+
' font-weight: bold;'+
'}'+
'.dashboard > .container > .row > .span12 > section.srs-progress {'+
' margin-bottom: 0 !important;'+
'}'+
'.srs-progress > ul > li {'+
' border-radius: 0 !important;'+
'}'+
'#levels_by_srs.dark_theme {'+
' background: #232629;'+
' box-shadow: 1px 1px 1px rgba(0, 0, 0, 0.7), 2px 2px 2px rgba(0, 0, 0, 0.7);'+
' margin: 0 3px 3px 3px;'+
'}'+
'#levels_by_srs.dark_theme > div:not(:last-child) {'+
' border-right: 1px solid #31363b;'+
'}'+
'</style>');
}
// Returns a promise and a resolve function
function new_promise() {
var resolve, promise = new Promise((res, rej)=>{resolve = res;});
return [promise, resolve];
}
// Handy little function that rfindley wrote. Checks whether the theme is dark.
function is_dark_theme() {
// Grab the <html> background color, average the RGB. If less than 50% bright, it's dark theme.
return $('body').css('background-color').match(/\((.*)\)/)[1].split(',').slice(0,3).map(str => Number(str)).reduce((a, i) => a+i)/(255*3) < 0.5;
}
})();
