WaniKani Study Review Mistakes

Just made a mistake in a review? Study the mnemonics again to strengthen your recall!

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

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

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         WaniKani Study Review Mistakes
// @version      0.0.3
// @description  Just made a mistake in a review? Study the mnemonics again to strengthen your recall!
// @author       hitechbunny
// @include      https://www.wanikani.com/review*
// @run-at       document-end
// @grant        none
// @namespace https://greasyfork.org/users/149329
// ==/UserScript==

(function() {
    'use strict';

    // Hook into App Store
    try { $('.app-store-menu-item').remove(); $('<li class="app-store-menu-item"><a href="https://community.wanikani.com/t/there-are-so-many-user-scripts-now-that-discovering-them-is-hard/20709">App Store</a></li>').insertBefore($('.navbar .dropdown-menu .nav-header:contains("Account")')); window.appStoreRegistry = window.appStoreRegistry || {}; window.appStoreRegistry[GM_info.script.uuid] = GM_info; localStorage.appStoreRegistry = JSON.stringify(appStoreRegistry); } catch (e) {}

    var api_key;

    var css = '#study-mistakes {'+
        '    display: inline-block;'+
        '    padding-right: 0.7em;'+
        '}'+
        ''+
        '#study-mistakes a {'+
        '    display: inline-block;'+
        '    height: 3em;'+
        '    line-height: 3em;'+
        '    text-decoration: none;'+
        '    -webkit-box-sizing: border-box;'+
        '    -moz-box-sizing: border-box;'+
        '    box-sizing: border-box;'+
        '    vertical-align: top;'+
        '    padding: 0 1em;'+
        '    background-color: #0af;'+
        '    color: #fff;'+
        '    letter-spacing: -1px;'+
        '    text-shadow: 1px 1px 0 rgba(0,0,0,0.1);'+
        '    -webkit-border-radius: 3px 0 0 3px;'+
        '    -moz-border-radius: 3px 0 0 3px;'+
        '    border-radius: 3px 0 0 3px;'+
        '    cursor: pointer;'+
        '}'+
        ''+
        '#study-mistakes a.disabled {'+
        '    cursor: not-allowed;'+
        '    background-color: #c8c8c8;'+
        '}'+
        '#study {position:fixed; z-index:1028; width:800px; background-color:rgb(0,0,0); border-radius:8px; border:8px solid rgb(0,0,0); font-size:2em; margin-left: auto; margin-right: auto; left: 0; right: 0; top: 1.5em;}'+
        '#study_abort { position: fixed; top: 0; left: 0; bottom: 0; right: 0; z-index: 999; }'+
        '#study .swrap {  }'+
        '#study .type { text-align: center; padding-top: 1em; padding-bottom: 1em; color: #fff; font-size: 2em; }'+
        '#study .vocabulary { background-color: #a0f; }'+
        '#study .kanji { background-color: #f0a; }'+
        '#study .radical {  background-color: #00a1f1; }'+
        '#study .kanji-highlight { background-color: #f100a1; background-image: linear-gradient(to bottom, #f0a, #dd0093); background-repeat: repeat-x; color: #fff; padding: 1px 4px; }'+
        '#study .vocabulary-highlight { background-color: #a100f1; background-image: linear-gradient(to bottom, #a0f, #9300dd); background-repeat: repeat-x; color: #fff; padding: 1px 4px; }'+
        '#study .radical-highlight { background-color: #00a1f1; background-image: linear-gradient(to bottom, #0af, #0093dd); background-repeat: repeat-x; color: #fff; padding: 1px 4px; }'+
        '#study .reading-highlight { background-color: #474747; background-image: linear-gradient(to bottom, #555, #333); background-repeat: repeat-x; color: #fff; padding: 1px 4px; }'+
        '#study .detail { font-size: 0.7em; margin-top: 0.2em; padding-top: 0.2em; background-color: #eee; padding-left: 0.2em; padding-right: 0.2em; }'+
        '#study .name { width: 15%; display: inline-block; vertical-align: top; }'+ // width: 20%; float: left;}'+
        '#study .info { width: 85%; display: inline-block; margin-bottom: 4px; }'+
        '#study .info p { margin-top: 0; }'+
        '#study .word { width: 100%; text-align: center; }'+
        '#study .spacer { width: 100%; height: 0.2em; }'+
        '#study .info.hidden { color: rgba(0,0,0,0); background-color: gray; }'+
        '#study .info.hidden .reading-highlight { color: rgba(0,0,0,0); background-color: gray; background-image: initial; }'+
        '#study .info.hidden .vocabulary-highlight { color: rgba(0,0,0,0); background-color: gray; background-image: initial; }'+
        '#study .info.hidden .kanji-highlight { color: rgba(0,0,0,0); background-color: gray; background-image: initial; }'+
        '#study .info.hidden .radical-highlight { color: rgba(0,0,0,0); background-color: gray; background-image: initial; }'+
        '#study .progress {margin-bottom: 8px; height: 8px; background-color: gray;}'+
        '#study .progress .progress-bar {height: 8px; background-color: white;}'+
        '#study .progress .progress-bar.pulse { animation: pulse 1.5s ease-in-out infinite alternate; }'+
        '@keyframes pulse { 0% { box-shadow: 0px 0px 5px white; } 25% { box-shadow: 0px 0px 20px white; } 75% { box-shadow: 0px 0px 20px white; } 100% { box-shadow: 0px 0px 5px white; } }'+
        '';


    $('head').append('<style type="text/css">'+css+'</style>');
    var incorrect = $('#incorrect a[lang="ja"]');
    var index = 0;

    $('<div id="study-mistakes"><a class="'+(incorrect.length === 0 ? 'disabled' : '')+'">Study Mistakes</a></div>').insertBefore('#start-session');

    $('#study-mistakes').click(render);

    var study_html =
        '<div id="study">'+
        '  <div class="progress"><div class="progress-bar"></div></div>'+
        '    <div class="swrap">Hi!'+
        '    </div>'+
        '  </div>'+
        '</div>';

    function render() {
        index = 0;
        $('.pure-g-r').css('filter', 'blur(20px)');
        $('body').append(study_html).append('<div id="study_abort"/>');

        $('#study_abort').click(function() {
            $('.pure-g-r').css('filter', 'none');
            $('#study_abort, #study').remove();
        });

        displayNextOrDone();
    }

    function displayNextOrDone() {
        if (index === incorrect.length) {
            $('.pure-g-r').css('filter', 'none');
            $('#study_abort, #study').remove();
            index = 0;
            return;
        }

        $('.progress-bar').css('width', (4*index*100.0 / (4*incorrect.length))+'%');

        var item = incorrect[index];
        ajax_retry(item.href).then(function(html) {
            var doc = jQuery( "<div>" ).append( jQuery.parseHTML( html ) );
            var japanese = doc.find('header h1 span span').text();
            var type = doc.find('header h1 span').attr('class').split('-')[0];
            var english = doc.find('header h1').text().split(japanese)[1].trim();
            var moreEnglish = doc.find('.alternative-meaning p').html();
            if (moreEnglish) {
                english += ', '+moreEnglish;
            }
            var reading = doc.find('.'+type+'-reading p').text().trim();
            if (!reading) {
                reading = doc.find('h2:contains("Readings")').parent().find('div.span4:not(.muted-content) p').text().trim();
            }
            var meaningExplanation = Array.prototype.join.call(doc.find('h2:contains("Meaning Explanation"),h2:contains("Meaning Mnemonic"),h2:contains("Name Mnemonic")').parent().find('p').map(function() { return '<p>'+this.innerHTML+'</p>'; }), '');
            var readingExplanation = Array.prototype.join.call(doc.find('h2:contains("Reading Explanation"),h2:contains("Reading Mnemonic")').parent().find('p').map(function() { return '<p>'+this.innerHTML+'</p>'; }), '');
            console.log(japanese);
            console.log(type);
            console.log(english);
            console.log(reading);
            console.log(meaningExplanation);
            console.log(readingExplanation);
            $('.swrap').empty();
            html = '<div class="type '+type+'">'+japanese+'</div>'+
                '<div class="detail">'+
                '<div class="name">'+(type == 'radical' ? 'Name' : 'Meaning')+'</div><div class="info hidden">'+meaningExplanation+'</div>'+
                '<div class="info word hidden"><p>'+english+'</p></div>';
            if (readingExplanation) {
                html += '<div class="name">Reading</div><div class="info hidden">'+readingExplanation+'</div>'+
                    '<div class="info word hidden"><p>'+reading+'</p></div>';
            }
            html += '</div>';
            $('.swrap').append(html);
//            $('#study .info.hidden').on('click', function() { $(this).removeClass('hidden'); });
        });
        index++;
    }

    $('body').on('keypress', function(e) {
        if (e.charCode == 13) {
            var hidden = $('#study .hidden');
            if (hidden.length > 0) {
                $(hidden[0]).removeClass('hidden');
                $('.progress-bar').css('width', ((4*index -hidden.length+1)*100.0 / (4*incorrect.length))+'%');
                if (hidden.length === 1 && index == incorrect.length) {
                    $('#study .progress-bar').addClass('pulse');
                }
            } else {
                displayNextOrDone();
            }
        }
    });

    //-------------------------------------------------------------------
    // Fetch a document from the server.
    //-------------------------------------------------------------------
    function ajax_retry(url, options) {
        //console.log(url, retries, timeout);
        options = options || {};
        var retries = options.retries || 3;
        var timeout = options.timeout || 3000;
        var headers = options.headers || {};
        var method = options.method || 'GET';
        var data = options.data || undefined;
        var cache = options.cache || false;

        function action(resolve, reject) {
            $.ajax({
                url: url,
                method: method,
                timeout: timeout,
                headers: headers,
                data: data,
                cache: cache
            })
            .done(function(data, status){
                //console.log(status, data);
                if (status === 'success') {
                    resolve(data);
                } else {
                    //console.log("done (reject)", status, data);
                    reject();
                }
            })
            .fail(function(xhr, status, error){
                //console.log(status, error);
                if ((status === 'error' || status === 'timeout') && --retries > 0) {
                    //console.log("fail", status, error);
                    action(resolve, reject);
                } else {
                    reject();
                }
            });
        }
        return new Promise(action);
    }
})();