// ==UserScript==
// @name        Wanikani Self-Study Quiz
// @namespace   rfindley
// @description Quiz yourself on Wanikani items
// @version     3.1.9
// @match       https://www.wanikani.com/*
// @exclude     https://www.wanikani.com/extra_study/*
// @exclude     https://www.wanikani.com/lesson/*
// @exclude     https://www.wanikani.com/review/*
// @match       https://preview.wanikani.com/*
// @exclude     https://preview.wanikani.com/extra_study/*
// @exclude     https://preview.wanikani.com/lesson/*
// @exclude     https://preview.wanikani.com/review/*
// @require     https://unpkg.com/[email protected]/umd/wanakana.min.js
// @copyright   2022+, Robin Findley
// @license     MIT; http://opensource.org/licenses/MIT
// @run-at      document-end
// @grant       none
// ==/UserScript==
window.ss_quiz = {};
(function(gobj) {
/* global $, wkof, wanakana */
/* eslint no-multi-spaces: "off" */
//===================================================================
// Initialization of the Wanikani Open Framework.
//-------------------------------------------------------------------
var script_name =  'Self-Study Quiz';
var wkof_version_needed = '1.1.3';
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 (wkof.version.compare_to(wkof_version_needed) === 'older') {
if (confirm(script_name+' requires Wanikani Open Framework version '+wkof_version_needed+'.\nDo you want to be forwarded to the update page?')) {
window.location.href = 'https://greasyfork.org/en/scripts/38582-wanikani-open-framework';
}
return;
}
wkof.include('Jquery,Menu');
wkof.ready('Jquery,Menu').then(install_menu);
function install_menu() {
wkof.Menu.insert_script_link({
name: 'selfstudyquiz',
submenu: 'Open',
title: 'Self-Study Quiz',
on_click: open_quiz
});
}
//########################################################################
// QUIZ SETTINGS DIALOG
//########################################################################
//========================================================================
// setup_quiz_settings()
//------------------------------------------------------------------------
var quiz_settings_state = 'init';
function setup_quiz_settings() {
if (quiz_settings_state === 'init') {
quiz_settings_state = 'loading';
return wkof.ready('Settings')
.then(function(){
quiz_settings_state = 'setup';
setup_quiz_settings();
});
}
if (quiz_settings_state !== 'setup') return;
var config = {
script_id: 'ss_quiz',
title: 'Self-Study Quiz',
pre_open: preopen_quiz_settings,
on_save: save_quiz_settings,
on_close: close_quiz_settings,
on_refresh: refresh_quiz_settings,
no_bkgd: true,
settings: {
pg_questions: {type:'page',label:'Questions',hover_tip:'Choose what quiz questions you want to be asked',content:{
grp_qpre_list: {type:'group',label:'Presets List',content:{
active_qpreset: {type:'list',refresh_on_change:true,hover_tip:'Question Presets',content:{}},
}},
grp_qpre: {type:'group',label:'Selected Preset',content:{
sect_qpre_name: {type:'section',label:'Preset Name'},
qpre_name: {type:'text',label:'Edit Preset Name',on_change:refresh_qpresets,path:'@qpresets[@active_qpreset].name',hover_tip:'Enter a name for the selected preset'},
sect_qpre_question: {type:'section',label:'Questions <span class="fa fa-circle-arrow-right icon-circle-arrow-right"></span> Answers'},
char2mean: {type:'checkbox',label:'Rad/Kan/Voc <span class="fa fa-circle-arrow-right icon-circle-arrow-right"></span> Meaning',path:'@qpresets[@active_qpreset].content.char2mean',hover_tip:'Question: A radical or kanji character, or vocab word drawn with kanji\nAnswer: The meaning in English'},
char2read: {type:'checkbox',label:'Kan/Voc <span class="fa fa-circle-arrow-right icon-circle-arrow-right"></span> Reading',path:'@qpresets[@active_qpreset].content.char2read',hover_tip:'Question: A kanji character, or vocab word drawn with kanji\nAnswer: The Japanese reading, in hiragana or katakana'},
read2mean: {type:'checkbox',label:'Voc Reading <span class="fa fa-circle-arrow-right icon-circle-arrow-right"></span> Meaning',path:'@qpresets[@active_qpreset].content.read2mean',hover_tip:'Question: A kanji or vocab reading, in hiragana or katakana\nAnswer: The meaning in English'},
mean2read: {type:'checkbox',label:'Voc Meaning <span class="fa fa-circle-arrow-right icon-circle-arrow-right"></span> Reading',path:'@qpresets[@active_qpreset].content.mean2read',hover_tip:'Question: A vocab word in English\nAnswer: The Japanese reading, in hiragana or katakana'},
aud2mean: {type:'checkbox',label:'Voc Audio <span class="fa fa-circle-arrow-right icon-circle-arrow-right"></span> Meaning',path:'@qpresets[@active_qpreset].content.aud2mean',hover_tip:'Question: A vocab word, in spoken audio\nAnswer: The meaning in English'},
aud2read: {type:'checkbox',label:'Voc Audio <span class="fa fa-circle-arrow-right icon-circle-arrow-right"></span> Reading',path:'@qpresets[@active_qpreset].content.aud2read',hover_tip:'Question: A vocab word, in spoken audio\nAnswer: The Japanese reading, in hiragana or katakana'},
}},
}},
pg_items: {type:'page',label:'Items',hover_tip:'Choose what items you want to be quizzed on',content:{
grp_ipre_list: {type:'group',label:'Presets List',content:{
active_ipreset: {type:'list',refresh_on_change:true,hover_tip:'Item Presets',content:{}},
}},
grp_ipre: {type:'group',label:'Selected Preset',content:{
sect_ipre_name: {type:'section',label:'Preset Name'},
ipre_name: {type:'text',label:'Edit Preset Name',on_change:refresh_ipresets,path:'@ipresets[@active_ipreset].name',hover_tip:'Enter a name for the selected preset'},
sect_ipre_srcs: {type:'section',label:'Item Sources'},
ipre_srcs: {type:'tabset',content:{}},
}},
}},
pg_opts: {type:'page',label:'Settings',hover_tip:'Configure the user interface settings',content:{
grp_quiz_size: {type:'group',label:'Quiz Size',content:{
max_quiz_size: {type:'number',label:'Maximum Quiz Size',hover_tip:'Set the approximate maximum quiz size. (0 for unlimited)',default:0},
}},
grp_synonyms: {type:'group',label:'Synonyms',content:{
synonyms_order: {type:'dropdown',label:'Synonym order in Help',hover_tip:'Set the order that synonyms appear in Help hints. (default: First)',default:'first',content:{first:'First',last:'Last'}},
}},
grp_typos: {type:'group',label:'Typo Tolerance',content:{
allow_typos: {type:'checkbox',label:'Allow typos',hover_tip:'When enabled, English answers with minor typos will be accepted.',default:true},
}},
grp_help: {type:'group',label:'Wrong Answers',content:{
autoshow_correct: {type:'checkbox',label:'Auto-show Correct Answer',hover_tip:'Automatically show the correct answer\nwhen you answer incorrectly.',default:false},
}},
grp_msgs: {type:'group',label:'Warning Messages',content:{
show_slightly_off: {type:'checkbox',label:'Answer is slightly off',path:'@messages.show_slightly_off',hover_tip:'Tells you when your answer is slightly off',default:true},
show_multi_reading: {type:'checkbox',label:'Has multiple readings',path:'@messages.show_multi_reading',hover_tip:'Tells you when an item has multiple readings',default:false},
}},
grp_halt: {type:'group',label:'Override Lightning',content:{
halt_slightly_off: {type:'checkbox',label:'Halt if slightly off',path:'@messages.halt_slightly_off',hover_tip:'Override lightning mode when your answer is slightly off',default:true},
halt_multi_reading: {type:'checkbox',label:'Halt if multiple readings',path:'@messages.halt_multi_reading',hover_tip:'Override lightning mode when an item has multiple readings',default:false},
}},
grp_audio: {type:'group',label:'Audio',content:{
audio_type: {type:'dropdown',label:'Audio file type',hover_tip:'Audio file type (default=mp3)',default:'mp3',content:{mp3:'mp3',ogg:'ogg'}},
audio_gender: {type:'dropdown',label:'Speaker',hover_tip:'',default:'rotate',content:{rotate:'Rotate',random:'Random',male:'Male',female:'Female'}},
}},
}},
},
};
populate_items_config(config);
quiz.settings_dialog = new wkof.Settings(config);
quiz_settings_state = 'ready';
open_quiz_settings();
}
//========================================================================
// preopen_quiz_settings()
//------------------------------------------------------------------------
function preopen_quiz_settings(dialog) {
var btn_grp =
'<div class="pre_list_btn_grp">'+
'<button type="button" ref="###" action="new" class="ui-button ui-corner-all ui-widget" title="Create a new preset">New</button>'+
'<button type="button" ref="###" action="up" class="ui-button ui-corner-all ui-widget" title="Move the selected preset up in the list"><span class="fa fa-arrow-up icon-style"></span></button>'+
'<button type="button" ref="###" action="down" class="ui-button ui-corner-all ui-widget" title="Move the selected preset down in the list"><span class="fa fa-arrow-down icon-style"></span></button>'+
'<button type="button" ref="###" action="delete" class="ui-button ui-corner-all ui-widget" title="Delete the selected preset">Delete</button>'+
'</div>';
var wrap = dialog.find('#ss_quiz_active_qpreset').closest('.row');
wrap.addClass('pre_list_wrap');
wrap.prepend(btn_grp.replace(/###/g, 'qpreset'));
wrap.find('.pre_list_btn_grp').on('click', 'button', preset_button_pressed);
wrap = dialog.find('#ss_quiz_active_ipreset').closest('.row');
wrap.addClass('pre_list_wrap');
wrap.prepend(btn_grp.replace(/###/g, 'ipreset'));
wrap.find('.pre_list_btn_grp').on('click', 'button', preset_button_pressed);
$('#ss_quiz_ipre_srcs .row:first-child').each(function(i,e){
var row = $(e);
var right = row.find('>.right');
row.prepend(right);
row.addClass('src_enable');
});
// Customize the item source filters.
var srcs = $('#ss_quiz_ipre_srcs');
var flt_grps = srcs.find('.wkof_group');
flt_grps.addClass('filters');
var filters = flt_grps.find('.row');
filters.prepend('<div class="enable"><input type="checkbox"></div>');
filters.on('change', '.enable input[type="checkbox"]', toggle_filter);
init_settings();
refresh_qpresets();
refresh_ipresets();
}
//========================================================================
// open_quiz_settings()
//------------------------------------------------------------------------
function open_quiz_settings() {
if (quiz_settings_state !== 'ready') return setup_quiz_settings();
quiz_settings_state = 'open';
var backup = {};
quiz.backup = backup;
backup.max_quiz_size = quiz.settings.max_quiz_size;
backup.qpre = JSON.stringify(quiz.settings.qpresets[quiz.settings.active_qpreset].content);
backup.ipre = JSON.stringify(quiz.settings.ipresets[quiz.settings.active_ipreset].content);
quiz.settings_dialog.open();
}
//========================================================================
// save_quiz_settings()
//------------------------------------------------------------------------
function save_quiz_settings(settings) {
quiz.settings = settings;
populate_presets($('#ss_quiz_qna'), settings.qpresets, settings.active_qpreset);
populate_presets($('#ss_quiz_source'), settings.ipresets, settings.active_ipreset);
var qpre = JSON.stringify(quiz.settings.qpresets[quiz.settings.active_qpreset].content);
var ipre = JSON.stringify(quiz.settings.ipresets[quiz.settings.active_ipreset].content);
var reshuffle = (qpre !== quiz.backup.qpre) || (quiz.settings.max_quiz_size !== quiz.backup.max_quiz_size);
var refetch = (ipre !== quiz.backup.ipre);
var redraw = (quiz.settings.synonyms_order !== quiz.backup.synonyms_order);
delete quiz.backup;
if (refetch) {
fetch_items().then(quiz.start);
} else if (reshuffle) {
quiz.start();
} else if (redraw) {
quiz.qinfo.cache = {};
quiz.ask();
}
}
//========================================================================
// close_quiz_settings()
//------------------------------------------------------------------------
function close_quiz_settings(settings) {
quiz_settings_state = 'setup';
}
//========================================================================
// refresh_quiz_settings()
//------------------------------------------------------------------------
function refresh_quiz_settings(settings) {
$('#ss_quiz_ipre_srcs .wkof_group .row').each(function(i,e){
var row = $(e);
var panel = row.closest('[role="tabpanel"]');
var source = panel.attr('id').match(/^ss_quiz_pg_(.*)$/)[1];
var filter_name = row.find('.setting').attr('name').slice((source+'_flt_').length);
var preset = quiz.settings.ipresets[quiz.settings.active_ipreset].content;
var enabled = false;
try {
enabled = preset[source].filters[filter_name].enabled;
} catch(e) {}
if (enabled) {
row.addClass('checked');
} else {
row.removeClass('checked');
}
row.find('.enable input[type="checkbox"]').prop('checked', enabled);
});
}
//========================================================================
// refresh_qpresets()
//------------------------------------------------------------------------
function refresh_qpresets() {
var settings = quiz.settings;
populate_presets($('#ss_quiz_active_qpreset'), settings.qpresets, settings.active_qpreset);
}
//========================================================================
// refresh_ipresets()
//------------------------------------------------------------------------
function refresh_ipresets() {
var settings = quiz.settings;
populate_presets($('#ss_quiz_active_ipreset'), settings.ipresets, settings.active_ipreset);
}
//========================================================================
// preset_button_pressed()
//------------------------------------------------------------------------
function preset_button_pressed(e) {
var settings = quiz.settings;
var ref = e.currentTarget.attributes.ref.value;
var action = e.currentTarget.attributes.action.value;
var selected = Number(settings['active_'+ref]);
var presets = settings[ref+'s'];
var elem = $('#ss_quiz_active_'+ref);
var dflt;
if (ref === 'qpreset') {
dflt = {name:'<untitled>', content:$.extend(true, {}, qpre_defaults)};
} else {
dflt = {name:'<untitled>', content:$.extend(true, {}, ipre_defaults)};
}
switch (action) {
case 'new':
presets.push(dflt);
selected = presets.length - 1;
settings[ref+'s'] = presets;
settings['active_'+ref] = selected;
populate_presets(elem, presets, selected);
quiz.settings_dialog.refresh();
$('#ss_quiz_'+ref.slice(0,4)+'_name').focus().select();
break;
case 'up':
if (selected <= 0) break;
presets = [].concat(presets.slice(0, selected-1), presets[selected], presets[selected-1], presets.slice(selected+1));
selected--;
settings[ref+'s'] = presets;
settings['active_'+ref] = selected;
populate_presets(elem, presets, selected);
break;
case 'down':
if (selected >= presets.length-1) break;
presets = [].concat(presets.slice(0, selected), presets[selected+1], presets[selected], presets.slice(selected+2));
selected++;
settings[ref+'s'] = presets;
settings['active_'+ref] = selected;
populate_presets(elem, presets, selected);
break;
case 'delete':
presets = presets.slice(0, selected).concat(presets.slice(selected+1));
if (presets.length === 0) presets = [dflt];
selected = Math.max(0, selected-1);
settings[ref+'s'] = presets;
settings['active_'+ref] = selected;
populate_presets(elem, presets, selected);
quiz.settings_dialog.refresh();
break;
}
}
//========================================================================
// init_settings()
//------------------------------------------------------------------------
var qpre_defaults = {char2mean:false, char2read:false, read2mean:false, mean2read:false, aud2mean:false, aud2read:false};
function init_settings() {
var idx;
// Merge some defaults
var defaults = {
pairing: 'reading_first',
allow_typos: true,
play_audio: true,
mute_audio: false,
autoshow_correct: false,
max_quiz_size: 0, // 0 = unlimited
messages: {
show_slightly_off: true,
show_multi_reading: false,
halt_slightly_off: true,
halt_multi_reading: false,
}
};
var settings = $.extend(true, {}, defaults, wkof.settings.ss_quiz);
wkof.settings.ss_quiz = quiz.settings = settings;
if (settings.qpresets === undefined) {
settings.qpresets = [
{name:'All Questions', content:{char2mean:true, char2read:true, read2mean:true, mean2read:true, aud2mean:true, aud2read:true}},
{name:'Japanese to English', content:{char2mean:true, char2read:true, read2mean:false, mean2read:false, aud2mean:false, aud2read:false}},
{name:'English to Japanese', content:{char2mean:false, char2read:false, read2mean:false, mean2read:true, aud2mean:false, aud2read:false}},
{name:'Audio Quiz', content:{char2mean:false, char2read:false, read2mean:false, mean2read:false, aud2mean:true, aud2read:true}},
];
settings.active_qpreset = 0;
}
for (idx in settings.qpresets) {
settings.qpresets[idx].content = $.extend(true, {}, qpre_defaults, settings.qpresets[idx].content);
}
if (settings.messages === undefined) {
settings.messages = {show_slightly_off:true, show_multi_reading:false, halt_slightly_off:true, halt_multi_reading:false}
}
if (settings.ipresets === undefined) {
settings.ipresets = [
{name:'All Learned Items', content:{wk_items:{enabled:true,filters:{srs:{enabled:true,value:{appr1:true,appr2:true,appr3:true,appr4:true,guru1:true,guru2:true,mast:true,enli:true,burn:true}}}}}},
{name:'Apprentice Items', content:{wk_items:{enabled:true,filters:{srs:{enabled:true,value:{appr1:true,appr2:true,appr3:true,appr4:true}}}}}},
{name:'Burned Items', content:{wk_items:{enabled:true,filters:{srs:{enabled:true,value:{burn:true}}}}}},
{name:'R###rrected Items', content:{wk_items:{enabled:true,filters:{have_burned:{enabled:true,value:true},srs:{enabled:true,value:{appr1:true,appr2:true,appr3:true,appr4:true,guru1:true,guru2:true,mast:true,enli:true}}}}}},
];
settings.active_ipreset = 0;
}
if (ipre_defaults) {
for (idx in settings.ipresets) {
settings.ipresets[idx].content = $.extend(true, {}, ipre_defaults, settings.ipresets[idx].content);
}
}
}
//========================================================================
// populate_items_config()
//------------------------------------------------------------------------
var ipre_defaults;
function populate_items_config(config) {
var ipre_srcs = config.settings.pg_items.content.grp_ipre.content.ipre_srcs.content;
var srcs = wkof.ItemData.registry.sources;
ipre_defaults = {};
for (var src_name in srcs) {
var src = srcs[src_name];
var pg_content = {};
ipre_srcs['pg_'+src_name] = {type:'page',label:src.description,content:pg_content};
var settings = {};
ipre_defaults[src_name] = settings;
pg_content[src_name+'_enable'] = {
type:'checkbox',
label:'Include this source',
path:'@ipresets[@active_ipreset].content["'+src_name+'"].enabled',
hover_tip:'Check to include this data source in the quiz'
};
// Enable Wanikani source by default.
settings.enabled = (src_name === 'wk_items');
// Add 'Options' section.  'wk_items' is handled automatically.
if (src_name !== 'wk_items') {
if (src.options && Object.keys(src.options).length > 0) {
settings.options = {};
var opt_content = {};
pg_content['grp_'+src_name+'_options'] = {type:'group',label:'Options',content:opt_content};
for (var opt_name in src.options) {
var opt = src.options[opt_name];
switch (opt.type) {
case 'checkbox':
opt_content[src_name+'_opt_'+opt_name] = {
type:'checkbox',
label:opt.label,
default:opt.default,
hover_tip:opt.hover_tip
}
break;
}
}
}
}
// Add 'Filters' section.
if (src.filters && Object.keys(src.filters).length > 0) {
settings.filters = {};
var flt_content = {};
pg_content['grp_'+src_name+'_filters'] = {type:'group',label:'Filters',content:flt_content};
for (var flt_name in src.filters) {
var flt = src.filters[flt_name];
var dflt;
if (flt.no_ui) continue;
settings.filters[flt_name] = {enabled:false, value:flt.default};
switch (flt.type) {
case 'checkbox':
flt_content[src_name+'_flt_'+flt_name] = {
type:'checkbox',
label:flt.label,
default:flt.default,
path:'@ipresets[@active_ipreset].content["'+src_name+'"].filters["'+flt_name+'"].value',
validate: flt.validate,
hover_tip:flt.hover_tip
}
break;
case 'list':
case 'multi':
dflt = flt.default;
if (typeof flt.filter_value_map === 'function') dflt = flt.filter_value_map(dflt);
flt_content[src_name+'_flt_'+flt_name] = {
type:'list',
multi:(flt.type === 'multi' ? true : false),
size:Math.min(4,Object.keys(flt.content).length),
label:flt.label,
content:flt.content,
default:dflt,
path:'@ipresets[@active_ipreset].content["'+src_name+'"].filters["'+flt_name+'"].value',
validate: flt.validate,
hover_tip:flt.hover_tip
}
settings.filters[flt_name].value = dflt;
break;
case 'dropdown':
dflt = flt.default;
if (typeof flt.filter_value_map === 'function') dflt = flt.filter_value_map(dflt);
flt_content[src_name+'_flt_'+flt_name] = {
type:'dropdown',
multi:false,
size:Math.min(4,Object.keys(flt.content).length),
label:flt.label,
content:flt.content,
default:dflt,
path:'@ipresets[@active_ipreset].content["'+src_name+'"].filters["'+flt_name+'"].value',
validate: flt.validate,
hover_tip:flt.hover_tip
}
settings.filters[flt_name].value = dflt;
break;
case 'text':
case 'number':
case 'input':
flt_content[src_name+'_flt_'+flt_name] = {
type:flt.type,
label:flt.label,
placeholder:flt.placeholder,
default:flt.default,
path:'@ipresets[@active_ipreset].content["'+src_name+'"].filters["'+flt_name+'"].value',
validate: flt.validate,
hover_tip:flt.hover_tip
}
break;
case 'button':
flt_content[src_name+'_flt_'+flt_name] = {
type:flt.type,
label:flt.label,
on_click:flt.on_click,
validate: flt.validate,
hover_tip:flt.hover_tip
}
break;
}
}
}
}
}
//========================================================================
// toggle_filter()
//------------------------------------------------------------------------
function toggle_filter(e) {
var row = $(e.delegateTarget);
var panel = row.closest('[role="tabpanel"]');
var source = panel.attr('id').match(/^ss_quiz_pg_(.*)$/)[1];
var enabled = row.find('.enable input[type="checkbox"]').prop('checked');
var preset = quiz.settings.ipresets[quiz.settings.active_ipreset].content;
var filter_name = row.find('.setting').attr('name').slice((source+'_flt_').length);
if (enabled) {
row.addClass('checked');
} else {
row.removeClass('checked');
}
try {
preset[source].filters[filter_name].enabled = enabled;
} catch(e) {}
}
//########################################################################
// QUIZ DIALOG
//########################################################################
//========================================================================
// install_css()
//------------------------------------------------------------------------
function install_css() {
$('head').append(`
<style id="ss_quiz_css" type="text/css">
.noselect {-webkit-touch-callout:none; -webkit-user-select:none; -khtml-user-select:none; -moz-user-select: none; -ms-user-select:none; user-select: none;}
#ss_quiz [lang="ja"] {font-family: "Meiryo","Yu Gothic","Hiragino Kaku Gothic Pro","TakaoPGothic","Yu Gothic","ヒラギノ角ゴ Pro W3","メイリオ","Osaka","MS PGothic","ＭＳ Ｐゴシック",sans-serif;}
#ss_quiz {position:fixed; z-index:12001; width:573px; background-color:#000; border-radius:8px; border:8px solid rgba(0,0,0,0.85); font-size:16px; line-height:16px; font-family:"Helvetica Neue", Helvetica, Arial, sans-serif;}
#ss_quiz * {text-align:center;}
#ss_quiz .titlebar {cursor:move; text-align:left; padding-bottom:4px; font-size:1.125em; font-weight:bold; line-height:1.125em; background-color:rgba(0,0,0,0.85); color:#ddd;}
#ss_quiz .titlebar .button {display:inline-block; float:right; height:20px; width:20px; line-height:1em; cursor:pointer; border:1px solid rgba(255,255,255,0.2); border-radius:4px;}
#ss_quiz .prev, #ss_quiz .next {display:inline-block; width:80px; color:#fff; line-height:8em; cursor:pointer;}
#ss_quiz .prev:hover {background-image:linear-gradient(to left, rgba(0,0,0,0), rgba(0,0,0,0.2));}
#ss_quiz .next:hover {background-image:linear-gradient(to right, rgba(0,0,0,0), rgba(0,0,0,0.2));}
#ss_quiz .prev {float:left;}
#ss_quiz .next {float:right;}
#ss_quiz .cfgbar {background-color:rgba(32,32,32,0.85); padding:4px 0; border-bottom:1px solid #444;white-space:nowrap;}
#ss_quiz .cfgbar select {margin:0; background:transparent; color:rgba(255,255,255,0.5); border:1px solid #777; width:248px; height:2em; text-align:left; font-size:0.875em; border-radius:4px; padding:4px 6px;}
#ss_quiz .cfgbar option {color:#000;}
#ss_quiz .cfgbar .button {display:inline-block; width:24px; height:24px; cursor:pointer; color:#777; font-size:24px; vertical-align:middle;}
#ss_quiz .cfgbar .button:hover {color:#ccc;}
#ss_quiz .statusbar {line-height:1em; color:rgba(255,255,255,0.5); background-color:rgba(32,32,32,0.85);}
#ss_quiz .settings {float:left; padding:6px 8px; text-align:left; line-height:1.5em; font-size:0.875em;}
#ss_quiz .settings span[class*="icon-"] {font-size:1.3em; padding:0 2px;}
#ss_quiz .settings .ss_audio {padding-left:0; padding-right:4px;}
#ss_quiz .settings .ss_done {font-size:1.25em;}
#ss_quiz .settings .ss_pair {font-weight:bold;}
#ss_quiz .settings span {cursor:pointer;}
#ss_quiz .settings > span:hover {color:rgba(255,255,204,0.8);}
#ss_quiz .settings span.active {color:#ffc;}
#ss_quiz .stats_labels {text-align:right; font-family:monospace; font-size:14px; line-height:14px; white-space:pre;}
#ss_quiz .stats {float:right; text-align:right; color:rgba(255,255,255,0.8); font-family:monospace; padding:0 5px;}
#ss_quiz .fa-audio:before {content:"\\f028";}
#ss_quiz .ss_audio {display:inline-block;box-sizing:border-box;width:22px;text-align:left}
#ss_quiz .ss_audio:before {content:"\\f026";}
#ss_quiz .ss_audio.active:before {content:"\\f028";}
#ss_quiz .ss_audio.mute {color:rgba(255,0,0,0.8);}
#ss_quiz .ss_audio.mute:hover {color:rgba(255,127,127,0.8);}
#ss_quiz[data-qtype="characters"] .question {font-size:2em;}
#ss_quiz .question wk-character-image {display:inline-block;height:1em;width:1em;--color-text:white;}
#ss_quiz .atype {font-size:1.75em; line-height:2em; cursor:default; color:#fff; border-top:1px solid #000; border-bottom:1px solid #000;}
#ss_quiz[data-atype="reading"] .atype {color:#fff; text-shadow:-1px -1px 0 #000; border-top:1px solid #555; border-bottom:1px solid #000; background-color:#2e2e2e; background-image:linear-gradient(to bottom, #3c3c3c, #1a1a1a); background-repeat:repeat-x;}
#ss_quiz[data-atype="meaning"] .atype {color:#555; text-shadow:-1px -1px 0 rgba(255,255,255,0.1); border-top:1px solid #d5d5d5; border-bottom:1px solid #c8c8c8; background-color:#e9e9e9; background-image:linear-gradient(to bottom, #eee, #e1e1e1); background-repeat:repeat-x;}
#ss_quiz .help {display:none;
position:absolute; top:3%; left:13%; width:74%; box-sizing:border-box; border:2px solid #000; border-radius:15px; padding:4px;
color:#555; text-shadow:2px 2px 0 rgba(0,0,0,0.13); background-color:rgba(255,255,255,0.9); font-size:0.8em; line-height:1.2em;
}
#ss_quiz.help .help {display:inherit;}
#ss_quiz .message {visibility:hidden;
position:absolute; bottom:3%; left:13%; width:74%; box-sizing:border-box; border:2px solid #000; border-radius:15px; padding:4px;
color:#555; text-shadow:2px 2px 0 rgba(0,0,0,0.13); background-color:rgba(255,255,255,0.9); font-size:0.6em; line-height:1.2em; opacity:0; transition:visibility 0.25s, opacity 0.25s linear;
}
#ss_quiz.message .message {visibility:visible; opacity:1; transition:visibility 0s, opacity 0.25s linear;}
#wkof_ds #ss_quiz .answer {font-size:1.75em; background-color:#ddd; padding:8px;}
#wkof_ds #ss_quiz .answer input {
width:100%; background-color:#fff; height:2em; margin:0; border:2px solid #000; padding:0;
box-sizing:border-box; border-radius:0; font-size:1em;
}
#wkof_ds #ss_quiz[data-r###lt="correct"] .answer input {color:#fff; background-color:#8c8; text-shadow:2px 2px 0 rgba(0,0,0,0.2);}
#wkof_ds #ss_quiz[data-r###lt="incorrect"] .answer input {color:#fff; background-color:#f03; text-shadow:2px 2px 0 rgba(0,0,0,0.2);}
#ss_quiz .btn.requiz {position:absolute; top:6px; right:6px; padding-left:6px; padding-right:6px;}
#ss_quiz .qwrap {height:8em; position:relative; clear:both; font-size:1.75em}
#ss_quiz[data-itype="radical"] .qwrap, #ss_quiz .summary .que[title~="Radical"] {background-color:var(--color-radical);}
#ss_quiz[data-itype="kanji"] .qwrap, #ss_quiz .summary .que[title~="Kanji"] {background-color:var(--color-kanji);}
#ss_quiz[data-itype="vocabulary"] .qwrap, #ss_quiz .summary .que[title~="Vocabulary"] {background-color:var(--color-vocabulary);}
#ss_quiz[data-itype="kana_vocabulary"] .qwrap, #ss_quiz .summary .que[title~="Vocabulary"] {background-color:var(--color-vocabulary);}
#ss_quiz .qwrap > .center {display:none; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);}
#ss_quiz[data-mode="loading"] .qwrap {background-color:#ccc; opacity:0.5;}
#wkof_ds #ss_quiz[data-mode="loading"] .answer {opacity:0.5;}
#ss_quiz[data-mode="question"] .question {display:block;}
#ss_quiz .question {overflow-x:auto; overflow-y:hidden; color:#fff; text-align:center; line-height:1.1em; font-size:1em; cursor:default;}
#ss_quiz .question .fa-audio {font-size:2.5em; cursor:pointer;}
#ss_quiz[data-mode="summary"] .summary {display:block;}
#ss_quiz .summary {display:none; position:absolute; width:74%; height:100%; background-color:rgba(0,0,0,0.7); color:#fff; font-weight:bold;}
#ss_quiz .summary h3 {
background-image:linear-gradient(to bottom, #3c3c3c, #1a1a1a); background-repeat:repeat-x;
border-top:1px solid #777; border-bottom:1px solid #000; margin:0; box-sizing:border-box;
text-shadow:2px 2px 0 rgba(0,0,0,0.5); color:#fff; font-size:0.8em; font-weight:bold; line-height:40px;
}
#ss_quiz .summary .errors {position:absolute; top:40px; bottom:0px; width:100%; margin:0; overflow-y:auto; list-style-type:none;}
#ss_quiz .summary li {margin:4px 0 0 0; font-size:0.6em; font-weight:bold; line-height:1.4em;}
#ss_quiz .summary .errors span {display:inline-block; padding:2px 4px 0px 4px; border-radius:4px; line-height:1.1em; max-width:50%; vertical-align:middle; cursor:pointer;}
#ss_quiz .errors .fa-long-arrow-right {padding:0px 8px;}
#ss_quiz .summary .ans {background-color:#fff; color:#000;}
#ss_quiz .summary .wrong {color:#f22;}`+
//--[ Settings dialog ]-------------------------------------------
`#wkof_ds div[role="dialog"][aria-describedby="wkofs_ss_quiz"] {z-index:12002;}
#wkofs_ss_quiz.wkof_settings .pre_list_btn_grp {width:60px;float:left;margin-right:2px;}
#wkofs_ss_quiz.wkof_settings .pre_list_btn_grp button {width:100%; padding:2px 0;}
#wkofs_ss_quiz.wkof_settings .pre_list_btn_grp button:not(:last-child) {margin-bottom:2px;}
#wkofs_ss_quiz.wkof_settings .pre_list_wrap {display:flex;}
#wkofs_ss_quiz.wkof_settings .pre_list_wrap .right {flex:1;}
#wkofs_ss_quiz.wkof_settings .pre_list_wrap .list {overflow:auto;height:100%;}
#wkofs_ss_quiz.wkof_settings .filters .row {border-top:1px solid #ccc; padding:6px 4px; margin-bottom:0;}
#wkofs_ss_quiz.wkof_settings .filters .row:not(.checked) {padding-top:0px;padding-bottom:0px;}
#wkofs_ss_quiz .filters .row .enable input[type="checkbox"] {margin:0;}
#wkofs_ss_quiz.narrow .filters .row.checked .right input[type="checkbox"]:after {content:"⇐yes?";margin-left:28px;line-height:30px;}
#wkofs_ss_quiz .filters .row.checked {background-color:#f7f7f7;}
#wkofs_ss_quiz .filters .row:not(.checked) {opacity:0.5;}
#wkofs_ss_quiz .filters .row .enable {display:inline; margin:0; float:left;}
#wkofs_ss_quiz:not(.narrow) .filters .left {width:170px;}
#wkofs_ss_quiz .filters .row .enable input[type="checkbox"] {margin:0 4px 0 0;}
#wkofs_ss_quiz .filters .row:not(.checked) .right {display:none;}
#wkofs_ss_quiz .filters .row:not(.checked) .left label {text-align:left;}
#wkofs_ss_quiz.narrow .filters .row .left {width:initial;}
#wkofs_ss_quiz.narrow .filters .row .left label {line-height:30px;}
#wkofs_ss_quiz #ss_quiz_ipre_srcs .src_enable .left {width:initial;}
#wkofs_ss_quiz #ss_quiz_ipre_srcs .src_enable .left label {text-align:left;width:initial;line-height:30px;}
#wkofs_ss_quiz #ss_quiz_ipre_srcs .src_enable .right {float:left; margin:0 4px;width:initial;}`+
//----------------------------------------------------------------
'</style>'
);
}
//========================================================================
// open_quiz()
//------------------------------------------------------------------------
var quiz_setup_state = 'init';
function open_quiz(custom_options) {
if (quiz_setup_state === 'init') {
quiz_setup_state = 'loading';
install_css();
wkof.include('ItemData, Settings');
wkof.ready('ItemData, Settings').then(function(){
return wkof.Settings.load('ss_quiz');
}).then(function(){
quiz_setup_state = 'ready';
init_settings();
open_quiz(custom_options);
});
}
if (quiz_setup_state !== 'ready') return;
var quiz_html =
'<div id="ss_quiz" class="dialog" data-itype="loading" data-atype="meaning" data-mode="question">'+
'  <div class="titlebar noselect">Self-Study Quiz<span class="button" title="Close the quiz.\nHotkey: Rapid triple-tap [Esc]">x</span></div>'+
'  <div class="cfgbar">'+
'    <select id="ss_quiz_qna" title="Choose what quiz questions you want to be asked"></select>'+
'    <select id="ss_quiz_source" title="Choose what items you want to be quizzed on"></select>'+
'    <span class="fa fa-repeat icon-style shuffle button" title="Shuffle Quiz (Ctrl-S)\nDouble-click to reset Round counter"></span>'+
'    <span class="fa fa-cog icon-style config button" title="Configure presets"></span>'+
'  </div>'+
'  <div class="statusbar">'+
'    <div class="settings noselect">'+
'      <span class="fa fa-bolt icon-style ss_lightning" title="Lightning Mode: Skip <enter> on correct answers (Ctrl-L)"></span>'+
'      <span class="fa fa-audio icon-style ss_audio" title="Toggle when to play audio (Ctrl-Shift-A)\n* Red = Never play audio\n* Gray = Audio questions only\n* Yellow = Audio questions, After correct reading, Opening help for reading\n\nTo play audio immediately, press (Ctrl-A)"></span>'+
'      <span class="fa fa-question icon-style ss_help" title="Help: Peek at item info (F1, Ctrl-H, or ?)"></span>'+
'      <span class="fa fa-step-forward icon-style ss_done" title="End the quiz and show summary (Esc or Ctrl-E)"></span><br />'+
'      <span class="ss_pair" title="Pairing mode: Group reading and meaning together (Ctrl-P)">Pairing: <span class="data">Disabled</span></span>'+
'    </div>'+
'    <div class="stats"></div>'+
'    <div class="stats_labels">Round:<br>Remaining:<br>Correct:<br>Incorrect:</div>'+
'  </div>'+
'  <div class="qwrap">'+
'    <div class="prev" title="Previous question (Ctrl-Left)"><i class="fa fa-chevron-left icon-style"></i></div>'+
'    <div class="next" title="Next question (Ctrl-Right)"><i class="fa fa-chevron-right icon-style"></i></div>'+
'    <div class="question center"></div>'+
'    <div class="help"></div>'+
'    <div class="message"></div>'+
'    <div class="summary center">'+
'      <h3>Summary - <span class="percent">100%</span> Correct <button class="btn requiz" title="Re-quiz wrong items">Re-quiz</button></h3>'+
'      <ul class="errors"></ul>'+
'    </div>'+
'  </div>'+
'  <div class="atype">Loading...</div>'+
'  <div class="answer"><input type="text" lang="en" value=""></div>'+
'</div>';
if (quiz.dialog) quiz.close();
var dialog = (quiz.dialog = $(quiz_html));
var settings = quiz.settings;
init_custom_options(custom_options);
populate_presets(dialog.find('#ss_quiz_qna'), settings.qpresets, settings.active_qpreset);
populate_presets(dialog.find('#ss_quiz_source'), settings.ipresets, settings.active_ipreset);
wkof.Settings.background.open();
$('#wkof_ds').append(dialog);
dialog.css('top', Math.max(0,Math.floor((window.innerHeight - dialog.outerHeight()) / 2)));
dialog.css('left', Math.floor((window.innerWidth - dialog.outerWidth()) / 2));
// Initialize settings
var settings_bar = dialog.find('.statusbar .settings');
if (settings.lightning_mode === true) settings_bar.find('.ss_lightning').addClass('active');
if (settings.repeat_quiz === true) settings_bar.find('.ss_repeat').addClass('active');
if (settings.shuffle_on_repeat === true) settings_bar.find('.ss_shuffle').addClass('active');
if (settings.play_audio === true) settings_bar.find('.ss_audio').addClass('active');
if (settings.mute_audio === true) settings_bar.find('.ss_audio').addClass('mute');
toggle_pairing(null, true /* initialize */);
// Events
dialog.find('.settings .ss_lightning').on('click', toggle_lightning);
dialog.find('.settings .ss_audio').on('click', toggle_audio);
dialog.find('.settings .ss_help').on('click', toggle_help);
dialog.find('.settings .ss_pair').on('click', toggle_pairing);
dialog.find('.settings .ss_done').on('click', process_escape);
dialog.find('.prev').on('click', quiz.prev);
dialog.find('.next').on('click', quiz.next);
dialog.find('.titlebar').on('mousedown touchstart', drag);
dialog.find('.cfgbar .button.shuffle').on('click', manual_shuffle);
dialog.find('.cfgbar .button.config').on('click', open_quiz_settings);
dialog.find('.titlebar .button').on('click', close_quiz);
dialog.find('.summary .requiz').on('click', quiz.requiz);
dialog.find('.question').on('click', '.fa-audio', play_audio.bind(null,true,null));
$('#ss_quiz_qna').on('change', qpreset_changed);
$('#ss_quiz_source').on('change', ipreset_changed);
$('body').on('keydown.ss_quiz_key keypress.ss_quiz_key', quiz_key_handler);
freeze_body();
set_mode('loading');
fetch_items().then(quiz.start);
}
//========================================================================
// init_custom_options()
//------------------------------------------------------------------------
function init_custom_options(custom) {
if (!custom) {
quiz.custom = {
has_ipreset: false,
using_ipreset: false,
has_qpreset: false,
using_qpreset: false,
}
return;
}
quiz.custom = custom;
if (custom.qpreset) {
quiz.custom.has_qpreset = true;
quiz.custom.using_qpreset = true;
}
if (custom.ipreset) {
quiz.custom.has_ipreset = true;
quiz.custom.using_ipreset = true;
}
}
//========================================================================
// close_quiz()
//------------------------------------------------------------------------
function close_quiz(e) {
unfreeze_body();
$('body').off('.ss_quiz_key');
quiz.dialog.remove();
wkof.Settings.background.close();
if (quiz.custom && typeof quiz.custom.on_close === 'function') quiz.custom.on_close();
}
var body_scroll_y;
function freeze_body() {
body_scroll_y = window.scrollY;
$('body').css('overflow', 'hidden').scrollTop(body_scroll_y);
}
function unfreeze_body() {
$('body').css('overflow','unset');
window.scroll({top:body_scroll_y});
}
//========================================================================
// qpreset_changed()
//------------------------------------------------------------------------
function qpreset_changed(e) {
var settings = quiz.settings;
var selected = e.target.selectedOptions[0].attributes.name.value;
if (selected === 'custom') {
quiz.custom.using_qpreset = true;
} else {
quiz.custom.using_qpreset = false;
settings.active_qpreset = selected;
wkof.Settings.save('ss_quiz');
}
quiz.start();
}
//========================================================================
// ipreset_changed()
//------------------------------------------------------------------------
function ipreset_changed(e) {
var settings = quiz.settings;
var selected = e.target.selectedOptions[0].attributes.name.value;
if (selected === 'custom') {
quiz.custom.using_ipreset = true;
} else {
quiz.custom.using_ipreset = false;
settings.active_ipreset = selected;
wkof.Settings.save('ss_quiz');
}
fetch_items().then(quiz.start);
}
//========================================================================
// populate_presets()
//------------------------------------------------------------------------
function populate_presets(elem, presets, active_preset) {
var html = '';
for (var idx in presets) {
var preset = presets[idx];
var name = preset.name.replace(/</g,'&lt;').replace(/>/g,'&gt;');
html += '<option name="'+idx+'">'+name+'</option>';
}
var elem_name = elem.attr('id')
if (elem_name === 'ss_quiz_qna' && quiz.custom.has_qpreset) {
html += '<option name="custom">('+quiz.custom.qpreset.name+')</option>';
if (quiz.custom.using_qpreset) active_preset = presets.length;
} else if (elem_name === 'ss_quiz_source' && quiz.custom.has_ipreset) {
html += '<option name="custom">('+quiz.custom.ipreset.name+')</option>';
if (quiz.custom.using_ipreset) active_preset = presets.length;
}
elem.html(html);
elem.children().eq(active_preset).prop('selected', true);
}
//########################################################################
// QUIZ DATA
//########################################################################
var quiz = {
// Dialogs
dialog: null,
settings_dialog: null,
// Item Lists
items: [],
group_list: [],
serial_list: [],
index: null,
// Status
showing_help: false,
mode: 'loading',
// Question Info
qinfo: {
load: load_qinfo,
prep: prep_qinfo,
cache: {},
},
// Stats
stats: {
round: 1,
total: 0,
correct: 0,
incorrect: 0,
},
// Functions
start: start_quiz,
shuffle: shuffle_quiz,
requiz: requiz,
ask: ask_question,
submit: submit_answer,
prev: prev_question,
next: next_question,
close: close_quiz,
};
gobj.open = open_quiz;
//========================================================================
// fetch_items()
//------------------------------------------------------------------------
function fetch_items() {
var settings = quiz.settings;
var ipreset = (quiz.custom.using_ipreset ? quiz.custom.ipreset.content : settings.ipresets[settings.active_ipreset].content);
set_mode('loading');
var config = {};
for (var src_name in ipreset) {
var src_preset = ipreset[src_name];
if (!src_preset.enabled) continue;
if (!wkof.ItemData.registry.sources[src_name]) continue;
var src_cfg = {};
config[src_name] = src_cfg;
src_cfg.filters = {};
if (src_name === 'wk_items') src_cfg.options = {study_materials: true};
var ipre_filters = src_preset.filters;
for (var flt_name in ipre_filters) {
var ipre_flt = ipre_filters[flt_name];
if (!ipre_flt.enabled) continue;
if (!wkof.ItemData.registry.sources[src_name].filters[flt_name]) continue;
src_cfg.filters[flt_name] = {value: ipre_flt.value};
if (ipre_flt.invert === true) src_cfg.filters[flt_name].invert = true;
}
}
return wkof.ItemData.get_items(config)
.then(function(items){
quiz.items = items;
});
}
//========================================================================
// shuffle_quiz()
//------------------------------------------------------------------------
function shuffle_quiz() {
var settings = quiz.settings;
var qpreset = (quiz.custom.using_qpreset ? quiz.custom.qpreset.content : settings.qpresets[settings.active_qpreset].content);
var pairing = settings.pairing || 'disabled';
var valid_question_types = {
char2read: {radical:false, kanji:true,  vocabulary:true, kana_vocabulary:false},
char2mean: {radical:true,  kanji:true,  vocabulary:true, kana_vocabulary:true },
read2mean: {radical:false, kanji:false, vocabulary:true, kana_vocabulary:false},
mean2read: {radical:false, kanji:false, vocabulary:true, kana_vocabulary:true },
aud2read:  {radical:false, kanji:false, vocabulary:true, kana_vocabulary:true },
aud2mean:  {radical:false, kanji:false, vocabulary:true, kana_vocabulary:true },
};
var id, idx, item, qset;
var grp_list = quiz.group_list = [];
quiz.stats.total = 0;
switch (pairing) {
case 'disabled':
var qna = ['char2mean','char2read','read2mean','mean2read','aud2mean','aud2read'];
for (id in quiz.items) {
item = quiz.items[id];
for (idx in qna) {
var qtype = qna[idx];
if (valid(qtype)) {
grp_list.push({item:item, qna:[qtype], order:Math.random()});
}
}
}
break;
case 'reading_first':
for (id in quiz.items) {
item = quiz.items[id];
qset = [];
if (valid('char2read')) qset.push('char2read');
if (valid('char2mean')) qset.push('char2mean');
if (qset.length > 0) grp_list.push({item:item, qna:qset, order:Math.random()});
if (valid('mean2read')) grp_list.push({item:item, qna:['mean2read'], order:Math.random()});
if (valid('read2mean')) grp_list.push({item:item, qna:['read2mean'], order:Math.random()});
qset = [];
if (valid('aud2read')) qset.push('aud2read');
if (valid('aud2mean')) qset.push('aud2mean');
if (qset.length > 0) grp_list.push({item:item, qna:qset, order:Math.random()});
}
break;
case 'meaning_first':
for (id in quiz.items) {
item = quiz.items[id];
qset = [];
if (valid('char2mean')) qset.push('char2mean');
if (valid('char2read')) qset.push('char2read');
if (qset.length > 0) grp_list.push({item:item, qna:qset, order:Math.random()});
if (valid('read2mean')) grp_list.push({item:item, qna:['read2mean'], order:Math.random()});
if (valid('mean2read')) grp_list.push({item:item, qna:['mean2read'], order:Math.random()});
qset = [];
if (valid('aud2mean')) qset.push('aud2mean');
if (valid('aud2read')) qset.push('aud2read');
if (qset.length > 0) grp_list.push({item:item, qna:qset, order:Math.random()});
}
break;
case 'random_order':
for (id in quiz.items) {
item = quiz.items[id];
qset = [];
if (Math.random() < 0.5) {
if (valid('char2read')) qset.push('char2read');
if (valid('char2mean')) qset.push('char2mean');
} else {
if (valid('char2mean')) qset.push('char2mean');
if (valid('char2read')) qset.push('char2read');
}
if (qset.length > 0) grp_list.push({item:item, qna:qset, order:Math.random()});
if (valid('mean2read')) grp_list.push({item:item, qna:['mean2read'], order:Math.random()});
if (valid('read2mean')) grp_list.push({item:item, qna:['read2mean'], order:Math.random()});
qset = [];
if (Math.random() < 0.5) {
if (valid('aud2read')) qset.push('aud2read');
if (valid('aud2mean')) qset.push('aud2mean');
} else {
if (valid('aud2mean')) qset.push('aud2mean');
if (valid('aud2read')) qset.push('aud2read');
}
if (qset.length > 0) grp_list.push({item:item, qna:qset, order:Math.random()});
}
break;
}
grp_list.sort(function(a,b){return a.order - b.order;});
var serial_list = quiz.serial_list = [];
for (var idx1 in grp_list) {
for (var idx2 in grp_list[idx1].qna) {
serial_list.push([idx1, idx2]);
}
}
quiz.qinfo.cache = {};
quiz.stats.real_total = quiz.stats.total;
if (settings.max_quiz_size > 0) quiz.stats.total = Math.min(quiz.stats.total, settings.max_quiz_size);
function valid(qtype) {
var valid = ((qpreset[qtype] === true) && (valid_question_types[qtype][item.object] === true));
if (valid) quiz.stats.total++;
return valid;
}
}
//########################################################################
// QUIZ
//########################################################################
//========================================================================
// jw_distance() - Jaro-Winkler Distance
//------------------------------------------------------------------------
function jw_distance(a, c) {var h,b,d,k,e,g,f,l,n,m,p;if(a.length>c.length) {c=[c,a];a=c[0];c=c[1];}k=~~Math.max(0,c.length/2-1);e=[];g=[];b=n=0;for(p=a.length;n<p;b=++n){for(h=a[b],l=Math.max(0,b-k),f=Math.min(b+k+1,c.length),d=m=l;l<=f?m<f:m>f;d=l<=f?++m:--m){if(g[d]===undefined&&h===c[d]){e[b]=h;g[d]=c[d];break;}}}e=e.join("");g=g.join("");d=e.length;if(d){b=f=k=0;for(l=e.length;f<l;b=++f){h=e[b];if(h!==g[b])k++;}b=g=e=0;for(f=a.length;g<f;b=++g){h=a[b];if(h===c[b])e++;else	break;}a=(d/a.length+d/c.length+(d-~~(k/2))/d)/3;a+=0.1*Math.min(e,4)*(1-a);}else{a=0;}return	a;}
//========================================================================
// to_title_case() - Make first letter of each word upper-case.
//------------------------------------------------------------------------
function to_title_case(str) {return str.replace(/\w\S*/g, function(txt){return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();});}
//========================================================================
// start_quiz()
//------------------------------------------------------------------------
function start_quiz(options) {
if (!options) options = {};
if (options.keep_round_count !== true) options.keep_round_count = false; // Default 'false'
if (!options.keep_round_count) quiz.stats.round = 1;
quiz.stats.correct = 0;
quiz.stats.incorrect = 0;
quiz.index = 0;
quiz.shuffle();
if (quiz.stats.total === 0) return set_mode('no_items');
set_mode('question');
}
//========================================================================
// requiz()
//------------------------------------------------------------------------
function requiz() {
quiz.do_requiz = true;
quiz.next();
}
//========================================================================
// set_mode()
//------------------------------------------------------------------------
function set_mode(mode) {
var dialog = quiz.dialog;
if (mode === 'previous') mode = quiz.last_mode;
dialog.attr('data-mode', mode);
switch (mode) {
case 'loading':
dialog.attr('data-itype', 'loading');
dialog.attr('data-atype', 'loading');
dialog.find('.atype').html('Loading...');
break;
case 'no_items':
dialog.attr('data-itype', 'loading');
dialog.attr('data-atype', 'reading');
dialog.find('.atype').html('No questions found!');
break;
case 'question':
ask_question();
break;
case 'summary':
dialog.attr('data-atype', 'reading');
dialog.find('.atype').html('[Enter] for new quiz, [Esc] to return');
dialog.find('.answer input').val('').prop('readonly', true);
dialog.attr('data-r###lt', '');
populate_errors();
break;
}
if (quiz.mode !== quiz.last_mode) quiz.last_mode = quiz.mode;
quiz.mode = mode;
}
function is_svg(img) {return (img.content_type === 'image/svg+xml') && (img.metadata.inline_styles === true);}
//========================================================================
// ask_question()
//------------------------------------------------------------------------
function ask_question(erase_old_answer) {
var dialog = quiz.dialog;
var qinfo = quiz.qinfo.load(quiz.index);
toggle_help('off');
dialog.attr('data-itype', qinfo.item.type);
dialog.attr('data-qtype', qinfo.question.type);
dialog.attr('data-atype', qinfo.answer.type);
if (quiz.message_timer) {
clearTimeout(quiz.message_timer);
delete quiz.message_timer;
}
dialog.removeClass('message');
// Draw the question
var question = dialog.find('.question');
question.attr('lang', qinfo.question.lang);
if (qinfo.question.html || qinfo.item.type !== 'radical') {
question.html(qinfo.question.html);
} else {
var svg_url = qinfo.item.object.data.character_images.filter(is_svg)[0].url;
question.html('<wk-character-image src="'+svg_url+'" />');
}
// Initialize the answer
var input = $('#ss_quiz .answer input');
var old_answer = get_user_answer(quiz.index);
if (erase_old_answer) {
if (old_answer[0] !== '') quiz.stats[old_answer[0]]--;
update_quiz_stats();
set_user_answer(quiz.index, '', '');
old_answer = ['', ''];
}
if (old_answer[0] !== '') {
dialog.attr('data-r###lt', old_answer[0]);
input.val(old_answer[1]).prop('readonly', true);
} else {
dialog.attr('data-r###lt', '');
input.val('').prop('readonly', false);
}
if (qinfo.answer.lang === 'ja') {
if (input.attr('lang') !== 'ja') {
input.attr('lang', 'ja');
wanakana.bind(input[0], {IMEMode:true});
}
} else {
if (input.attr('lang') === 'ja') {
input.attr('lang', 'en');
wanakana.unbind(input[0]);
}
}
// Populate the help window
if (qinfo.question.type !== 'characters' && qinfo.answer.type === 'reading') {
dialog.find('.help').attr('lang',qinfo.answer.lang).html(to_title_case(qinfo.answer.good.join(', '))+(' ('+qinfo.item.object.data.characters+')')+(qinfo.answer.help_suffix || ''));
} else {
dialog.find('.help').attr('lang',qinfo.answer.lang).html(to_title_case(qinfo.answer.good.join(', '))+(qinfo.answer.help_suffix || ''));
}
dialog.find('.atype').html(qinfo.answer.html);
// Update progress stats
update_quiz_stats();
// If question is audio, play audio now.
if (!erase_old_answer && qinfo.question.type === 'audio') {
play_audio(true /* force_play */, qinfo);
}
input.focus();
quiz.qinfo.prep(quiz.index);
}
//========================================================================
// play_audio()
//------------------------------------------------------------------------
function play_audio(force_play, qinfo) {
if (quiz.settings.mute_audio) return;
if (!force_play && !quiz.settings.play_audio) return;
if (!qinfo) qinfo = quiz.qinfo.load(quiz.index);
if (!qinfo) return;
if (!qinfo.question.audio_promise) return;
qinfo.question.audio_promise.then(function(qinfo){
if (!((quiz.index === qinfo.index) ||
(quiz.settings.lightning_mode && quiz.index === (qinfo.index + 1)))) return;
qinfo.question.audio.currentTime = 0;
qinfo.question.audio.play();
});
}
//========================================================================
// load_qinfo()
//------------------------------------------------------------------------
function load_qinfo(index) {
if (index < 0 || index >= quiz.stats.total) return null;
if (!quiz.qinfo.cache[index]) populate_qinfo(index);
return quiz.qinfo.cache[index];
}
//========================================================================
// prep_qinfo()
//------------------------------------------------------------------------
function prep_qinfo(index) {
Object.keys(quiz.qinfo.cache).forEach(function(cache_idx){
if (cache_idx < index-2 || cache_idx > index+2) {
delete quiz.qinfo.cache[cache_idx];
}
});
for (var ofs = 1; ofs <= 2; ofs++) {
populate_qinfo(index+ofs);
}
}
//========================================================================
// populate_qinfo()
//------------------------------------------------------------------------
function populate_qinfo(index) {
if (index < 0 || index >= quiz.stats.total) return;
if (quiz.qinfo.cache[index]) return;
var qinfo = {index:index, item:{}, question:{}, answer:{}};
quiz.qinfo.cache[index] = qinfo;
var grp_idx = quiz.serial_list[index];
var group = quiz.group_list[grp_idx[0]];
var item = group.item;
var qnatype = group.qna[grp_idx[1]];
qinfo.first_in_group = (grp_idx[1] == 0);
qinfo.item.type = item.object;
qinfo.item.object = item;
qinfo.question.type = {
char2read:'characters', char2mean:'characters', mean2read:'meaning',
read2mean:'reading', aud2read:'audio', aud2mean:'audio'
}[qnatype];
qinfo.answer.type = {
char2read:'reading', char2mean:'meaning', mean2read:'reading',
read2mean:'meaning', aud2read:'reading', aud2mean:'meaning'
}[qnatype];
qinfo.answer.html = to_title_case((qinfo.item.type==='kana_vocabulary'?'Kana Vocabulary':qinfo.item.type)+' '+qinfo.answer.type);
var synonyms = [];
try {synonyms = item.study_materials.meaning_synonyms || [];} catch(e) {}
var meanings = item.data.meanings.map(meaning => meaning.meaning);
if (typeof item.data.auxiliary_meanings !== 'undefined') {
meanings = meanings.concat(item.data.auxiliary_meanings.filter(m=>m.type==='whitelist').map(m=>m.meaning))
}
if (quiz.settings.synonyms_order === 'first') {
meanings = synonyms.concat(meanings).map(meaning => meaning.toLowerCase());
} else {
meanings = meanings.concat(synonyms).map(meaning => meaning.toLowerCase());
}
if (qinfo.item.type === 'vocabulary' || qinfo.item.type === 'kana_vocabulary') {
qinfo.question.audio_promise = new Promise(function(resolve, reject){
qinfo.question.audio = new Audio();
qinfo.question.audio.oncanplaythrough = function(){
resolve(qinfo);
}
if (item.id !== undefined) {
var audio_sources = item.data.pronunciation_audios;
var filtered_sources;
switch (quiz.settings.audio_type) {
case 'mp3': filtered_sources = audio_sources.filter(a => a.content_type == 'audio/mpeg'); break;
case 'ogg': filtered_sources = audio_sources.filter(a => a.content_type == 'audio/ogg'); break;
default: filtered_sources = audio_sources;
}
if (filtered_sources.length !== 0) audio_sources = filtered_sources;
switch (quiz.settings.audio_gender) {
case 'male': filtered_sources = audio_sources.filter(a => a.metadata.gender == 'male'); break;
case 'female': filtered_sources = audio_sources.filter(a => a.metadata.gender == 'female'); break;
case 'rotate':
quiz.gender = quiz.gender || 'female';
quiz.gender = (quiz.gender === 'female' ? 'male' : 'female');
filtered_sources = audio_sources.filter(a => a.metadata.gender == quiz.gender);
break;
default: filtered_sources = audio_sources;
}
if (filtered_sources.length !== 0) audio_sources = filtered_sources;
if (audio_sources.length === 0) {
qinfo.question.audio.src = null;
} else {
qinfo.question.audio.src = audio_sources[Math.floor(Math.random() * audio_sources.length)].url;
}
}
});
}
switch (qinfo.question.type) {
case 'characters':
qinfo.question.lang = 'ja';
if (item.data.characters === '') item.data.characters = null;
qinfo.question.html = item.data.characters;
break;
case 'reading':
qinfo.question.lang = 'ja';
qinfo.question.html = item.data.readings.map(reading => reading.reading).join(', ');
break;
case 'meaning':
qinfo.question.lang = 'en';
qinfo.question.html = to_title_case(meanings.join(', '));
break;
case 'audio':
qinfo.question.lang = 'ja';
qinfo.question.html = '<span class="fa fa-audio"></span>';
qinfo.answer.help_suffix = '<br><span lang="ja">('+item.data.characters+')</span>';
break;
}
var idx, idx2, reading;
qinfo.answer.other = [];
qinfo.answer.bad = [];
qinfo.answer.reading_type = '';
switch (qinfo.answer.type) {
case 'reading':
qinfo.answer.good = [];
qinfo.answer.lang = 'ja';
if (qinfo.item.type === 'kana_vocabulary') {
qinfo.answer.good.push(item.data.characters);
} else {
for (idx in item.data.readings) {
reading = item.data.readings[idx];
if (qinfo.item.type === 'vocabulary' || reading.accepted_answer) {
qinfo.answer.good.push(reading.reading);
if (qinfo.item.type === 'kanji') {
qinfo.answer.reading_type = reading.type.replace('yomi','\'yomi');
}
} else {
qinfo.answer.other.push(reading.reading);
}
}
}
qinfo.answer.bad = meanings;
break;
case 'meaning':
qinfo.answer.good = meanings;
qinfo.answer.lang = 'en';
if (!item.data.readings) break;
for (idx in item.data.readings) {
reading = item.data.readings[idx];
if (qinfo.item.type === 'vocabulary' || reading.accepted_answer) {
qinfo.answer.bad.push(reading.reading);
}
}
break;
}
}
//========================================================================
// get_user_answer()
//------------------------------------------------------------------------
function get_user_answer(index) {
var grp_idx = quiz.serial_list[index];
var group = quiz.group_list[grp_idx[0]];
if (!group.answer || !group.answer[grp_idx[1]]) return ['', ''];
return group.answer[grp_idx[1]];
}
//========================================================================
// set_user_answer()
//------------------------------------------------------------------------
function set_user_answer(index, status, answer) {
var grp_idx = quiz.serial_list[index];
var group = quiz.group_list[grp_idx[0]];
if (!group.answer) group.answer = [];
group.answer[grp_idx[1]] = [status, answer];
}
//========================================================================
// submit_answer()
//------------------------------------------------------------------------
function submit_answer() {
var dialog = quiz.dialog;
var input = $('#ss_quiz .answer input');
var qinfo = quiz.qinfo.load(quiz.index);
var item = qinfo.item.object;
var itype = qinfo.item.type;
var atype = qinfo.answer.type;
var raw_answer = input.val().trim();
var answer = raw_answer;
var action = 'fail';
var msgcfg = quiz.settings.messages;
var is_exact = true;
var is_multi = false;
var message;
if (answer === '') {
atype = 'ignore';
action = 'shake';
}
switch (atype) {
case 'reading':
answer = wanakana.toHiragana(answer);
if (qinfo.answer.good.indexOf(answer) >= 0 || qinfo.answer.good.indexOf(raw_answer) >= 0) {
action = 'correct';
if (qinfo.answer.good.length > 1) is_multi = true;
if (is_multi && msgcfg.show_multi_reading) message = 'This item has multiple readings';
} else if (itype === 'kanji' && qinfo.answer.other.indexOf(answer) >= 0) {
action = 'shake';
message = 'We\'re looking for the '+to_title_case(qinfo.answer.reading_type)+' reading';
} else {
var bad = qinfo.answer.bad.map(function(english){
return wanakana.toHiragana(english.toLowerCase());
});
if (bad.indexOf(answer) >= 0) {
action = 'shake';
message = 'We\'re looking for the reading, not the meaning';
} else if (!wanakana.isKana(answer)) {
action = 'shake';
message = 'Your answer contains invalid characters';
} else {
action = 'incorrect';
}
}
break;
case 'meaning':
var is_correct = false;
is_exact = false;
answer = answer.toLowerCase();
var allow_typos = (quiz.settings.allow_typos === true);
for (var idx in qinfo.answer.good) {
var good_answer = qinfo.answer.good[idx];
if (answer === good_answer) {
is_correct = true;
is_exact = true;
break;
} else if (allow_typos && (good_answer.match(/[0-9]/) == null) && jw_distance(good_answer, answer) > 0.9) {
is_correct = true;
}
}
if (is_correct) {
action = 'correct';
if (!is_exact && msgcfg.show_slightly_off === true) message = "Your answer was slightly off";
} else {
var alt_answer = wanakana.toHiragana(answer,{IMEMode:true});
if (qinfo.answer.bad.indexOf(alt_answer) >= 0) {
action = 'shake';
message = 'We\'re looking for the meaning, not the reading';
} else {
action = 'incorrect';
}
}
break;
}
if (action !== 'shake') set_user_answer(quiz.index, action, answer);
switch (action) {
case 'correct':
quiz.stats.correct++;
// If question is reading, play audio now.
if (qinfo.answer.type === 'reading' && qinfo.question.type !== 'audio') {
play_audio(false /* force_play */, qinfo);
}
if ((quiz.settings.lightning_mode === true) &&
(!is_multi || !msgcfg.show_multi_reading || !msgcfg.halt_multi_reading) &&
(is_exact || !msgcfg.show_slightly_off || !msgcfg.halt_slightly_off )) {
return quiz.next();
} else {
update_quiz_stats();
input.prop('readonly', true);
}
dialog.attr('data-r###lt', 'correct');
break;
case 'shake':
shake(input);
input.focus();
break;
case 'incorrect':
quiz.stats.incorrect++;
update_quiz_stats();
input.prop('readonly', true);
dialog.attr('data-r###lt', 'incorrect');
if (quiz.settings.autoshow_correct && !quiz.showing_help) {
toggle_help('on');
}
break;
}
if (message) {
dialog.find('.message').text(message);
dialog.addClass('message');
if (quiz.message_timer) {
clearTimeout(quiz.message_timer);
delete quiz.message_timer;
}
quiz.message_timer = setTimeout(function(){
dialog.removeClass('message');
quiz.message_timer = undefined;
},2750);
}
}
//========================================================================
// shake()
//------------------------------------------------------------------------
function shake(elem) {
var dist = '15px';
var speed = 75;
var right = {padding:'0 '+dist+' 0 0'}, left = {padding:'0 0 0 '+dist}, center = {padding:"0 0 0 0"};
elem.animate(left,speed/2).animate(right,speed)
.animate(left,speed).animate(right,speed)
.animate(left,speed).animate(center,speed/2);
}
//========================================================================
// prev_question()
//------------------------------------------------------------------------
function prev_question() {
switch (quiz.mode) {
case 'question':
if (quiz.index > 0) quiz.index--;
quiz.ask();
break;
case 'summary':
if (quiz.index === quiz.stats.total) {
quiz.index = quiz.stats.total - 1;
update_quiz_stats();
}
set_mode('question');
break;
}
quiz.ask();
}
//========================================================================
// next_question()
//------------------------------------------------------------------------
function next_question() {
switch (quiz.mode) {
case 'question':
if (quiz.index < quiz.stats.total-1) {
quiz.index++;
quiz.ask();
} else {
quiz.index = quiz.stats.total;
update_quiz_stats();
set_mode('summary');
}
break;
case 'summary':
if (quiz.do_requiz) {
delete quiz.do_requiz;
if (!quiz.original_items) {
quiz.original_items = quiz.items;
}
quiz.items = quiz.requiz_items;
delete quiz.requiz_items;
} else {
delete quiz.requiz_items;
if (quiz.original_items) {
quiz.items = quiz.original_items;
delete quiz.original_items;
}
quiz.stats.round++;
}
quiz.start({keep_round_count:true});
break;
}
}
//========================================================================
// populate_errors()
//------------------------------------------------------------------------
function populate_errors() {
var dialog = quiz.dialog;
var percent_elem = dialog.find('.summary .percent');
var errors_elem = dialog.find('.summary .errors');
var total = quiz.stats.correct + quiz.stats.incorrect;
var percent = (total === 0 ? 100 : 100 * quiz.stats.correct / total);
percent_elem.text((Math.round(percent*100)/100).toString()+'%');
if (total === quiz.stats.correct) {
$('#ss_quiz .summary .requiz').addClass('hidden');
} else {
$('#ss_quiz .summary .requiz').removeClass('hidden');
}
var idx;
var err_list = dialog.find('.summary .errors');
err_list.html('');
var requiz_items = {};
quiz.requiz_items = [];
for (idx = 0; idx < quiz.stats.total; idx++) {
var grp_idx = quiz.serial_list[idx];
var group = quiz.group_list[grp_idx[0]];
if (!group.answer) continue;
var answer = group.answer[grp_idx[1]];
if (!answer || answer[0] !== 'incorrect') continue;
var item = group.item;
if (!requiz_items[item.id]) {
requiz_items[item.id] = 1;
quiz.requiz_items.push(item);
}
var itype = (item.object === 'kana_vocabulary' ? 'vocabulary' : item.object);
var qnatype = group.qna[grp_idx[1]];
answer = answer[1];
var qtype = {
char2read:'characters', char2mean:'characters', mean2read:'meaning',
read2mean:'reading', aud2read:'audio', aud2mean:'audio'
}[qnatype];
var atype = {
char2read:'reading', char2mean:'meaning', mean2read:'reading',
read2mean:'meaning', aud2read:'reading', aud2mean:'meaning'
}[qnatype];
var qlang = (qtype === 'meaning' ? 'en' : 'ja');
var alang = (atype === 'meaning' ? 'en' : 'ja');
var qtitle = to_title_case(itype+' '+atype);
var atitle;
switch (atype) {
case 'meaning':
var synonyms = [];
try {synonyms = item.study_materials.meaning_synonyms || [];} catch(e) {}
var meanings = item.data.meanings.map(meaning => meaning.meaning);
if (quiz.settings.synonyms_order === 'first') {
meanings = synonyms.concat(meanings).map(meaning => meaning.toLowerCase());
} else {
meanings = meanings.concat(synonyms).map(meaning => meaning.toLowerCase());
}
atitle = meanings.join(', ');
break;
case 'reading':
atitle = to_title_case(item.data.readings.map(reading => reading.reading).join(', '));
if (qtype !== 'characters') atitle += ' ('+item.data.characters+')';
break;
}
var qtext = item.data.slug;
if (qtype === 'audio') {
qtext += ' <i class="fa fa-audio icon-style"></i>';
} else if (qtype === 'meaning') {
synonyms = [];
try {synonyms = item.study_materials.meaning_synonyms || [];} catch(e) {}
meanings = item.data.meanings.map(meaning => meaning.meaning);
if (quiz.settings.synonyms_order === 'first') {
meanings = synonyms.concat(meanings).map(meaning => meaning.toLowerCase());
} else {
meanings = meanings.concat(synonyms).map(meaning => meaning.toLowerCase());
}
qtext = meanings.join(', ');
}
var atext = answer + ' <i class="fa fa-times-circle wrong"></i>';
err_list.append(
'<li><span class="que" lang="'+qlang+'" title="'+qtitle+'">'+qtext+'</span>'+
'<i class="fa fa-long-arrow-right icon-style"></i>'+
'<span class="ans" lang="'+alang+'" title="'+atitle+'">'+atext+'</span></li>'
);
}
}
//========================================================================
// update_quiz_stats()
//------------------------------------------------------------------------
function update_quiz_stats() {
var stats = $('#ss_quiz .stats_labels');
var stats_width = quiz.stats.total.toString().length; // Number of digits in quiz counter
var remaining = quiz.stats.total - quiz.index;
stats.html(
'Round: '+('       '+quiz.stats.round).slice(-1*stats_width)+'<br>'+
'Remaining: '+('       '+remaining).slice(-1*stats_width)+'<br>'+
'Correct: '+('       '+quiz.stats.correct).slice(-1*stats_width)+'<br>'+
'Incorrect: '+('       '+quiz.stats.incorrect).slice(-1*stats_width)
);
}
//========================================================================
// quiz_key_handler()
//------------------------------------------------------------------------
var keycode_xlat = {
'8':'Backspace', '13':'Enter', '27':'Escape', '37':'ArrowLeft', '39':'ArrowRight', '65':'KeyA',
'69':'KeyE', '72':'KeyH', '76':'KeyL', '80':'KeyP', '82':'KeyR', '83':'KeyS', '112':'F1',
};
function quiz_key_handler(e) {
if (quiz_settings_state === 'open') return true;
var input = quiz.dialog.find('.answer input');
var input_readonly = input.prop('readonly');
var code;
if (e.type === 'keydown') {
if (e.originalEvent.keyCode) {
code = keycode_xlat[e.originalEvent.keyCode] || 'Unknown';
} else {
code = e.originalEvent.code;
}
} else {
code = String.fromCharCode(e.charCode);
}
if (code === 'Enter') {
if (quiz.mode === 'question' && !input_readonly) {
quiz.submit(e);
} else {
quiz.next();
}
} else if (code === 'Escape') {
process_escape();
} else if (code === 'F1' || code === '?') {
toggle_help();
} else if (code === 'Backspace') {
// Prevent backspace from navigating away from the page.
if (quiz.mode !== 'question') return false;
if (input_readonly) quiz.ask(true /* erase_old_answer */);
return true;
} else if (e.ctrlKey || e.metaKey) {
switch (code) {
case 'KeyA':
if (e.shiftKey) {
toggle_audio();
} else {
play_audio(true);
}
break;
case 'KeyE': process_escape(); break;   // End
case 'KeyH': toggle_help(); break;      // Help
case 'KeyL': toggle_lightning(); break; // Lightning
case 'KeyP': toggle_pairing(); break;   // Pairing
case 'KeyR': // Re-quiz
if (quiz.mode !== 'summary' || quiz.dialog.find('.summary .requiz').hasClass('hidden')) break;
quiz.requiz();
break;
case 'KeyS': manual_shuffle(); break;
case 'ArrowLeft': quiz.prev(); break;
case 'ArrowRight': quiz.next(); break;
default: return true;
}
} else {
var is_special = (e.key.length !== 1);
if (is_special) return true;
// Let the browser handle regular keys in the input box
if (e.target === input[0]) return true;
// Let the browser handle all other keys while not in question mode.
if (quiz.mode !== 'question') return true;
}
return false;
}
//========================================================================
// manual_shuffle()
//------------------------------------------------------------------------
function manual_shuffle() {
var keep_round_count = true;
if (quiz.shuffle_timer === undefined) {
quiz.shuffle_timer = setTimeout(function(){
delete quiz.shuffle_timer;
}, 1000);
} else {
clearTimeout(quiz.shuffle_timer);
delete quiz.shuffle_timer;
keep_round_count = false;
}
quiz.start({keep_round_count:keep_round_count});
}
//========================================================================
// process_escape()
//------------------------------------------------------------------------
function process_escape() {
if (quiz.escape_timer === undefined) {
quiz.escape_counter = 1;
quiz.escape_timer = setTimeout(function(){
delete quiz.escape_counter;
delete quiz.escape_timer;
}, 750);
} else {
quiz.escape_counter++;
if (quiz.escape_counter === 3) {
clearTimeout(quiz.escape_timer);
delete quiz.escape_timer;
quiz.close();
return;
}
}
switch (quiz.mode) {
case 'question':
set_mode('summary');
break;
case 'summary':
if (quiz.index === quiz.stats.total) quiz.index = quiz.stats.total-1;
set_mode('previous');
break;
}
}
//========================================================================
// toggle_audio()
//------------------------------------------------------------------------
function toggle_audio() {
var elem = $('#ss_quiz .settings .ss_audio');
if (quiz.settings.mute_audio) {
quiz.settings.mute_audio = false;
quiz.settings.play_audio = false;
elem.removeClass('mute');
elem.removeClass('active');
} else if (quiz.settings.play_audio) {
quiz.settings.mute_audio = true;
quiz.settings.play_audio = false;
elem.addClass('mute');
elem.removeClass('active');
} else {
quiz.settings.mute_audio = false;
quiz.settings.play_audio = true;
elem.removeClass('mute');
elem.addClass('active');
}
wkof.Settings.save('ss_quiz');
}
//========================================================================
// toggle_help()
//------------------------------------------------------------------------
function toggle_help(value) {
if (quiz.mode !== 'question') return;
var elem = $('#ss_quiz .settings .ss_help');
switch (value) {
case 'on':
elem.addClass('active');
quiz.dialog.addClass('help');
quiz.showing_help = true;
break;
case 'off':
elem.removeClass('active');
quiz.dialog.removeClass('help');
quiz.showing_help = false;
break;
default:
elem.toggleClass('active');
quiz.dialog.toggleClass('help');
quiz.showing_help = !quiz.showing_help;
break;
}
var qinfo = quiz.qinfo.load(quiz.index);
if (quiz.showing_help && qinfo.answer.type === 'reading') play_audio(false /* force_play */);
}
//========================================================================
// toggle_lightning()
//------------------------------------------------------------------------
function toggle_lightning() {
var elem = $('#ss_quiz .settings .ss_lightning');
elem.toggleClass('active');
quiz.settings.lightning_mode = elem.hasClass('active');
wkof.Settings.save('ss_quiz');
}
//========================================================================
// toggle_pairing()
//------------------------------------------------------------------------
function toggle_pairing(e, initialize) {
var elem_pair = $('#ss_quiz .settings .ss_pair');
var elem_data = elem_pair.find('.data');
var values = ['disabled', 'reading_first', 'meaning_first', 'random_order'];
var value = Math.max(0, values.indexOf(quiz.settings.pairing));
if (!initialize) value = (value + 1) % values.length;
quiz.settings.pairing = value = values[value];
wkof.Settings.save('ss_quiz')
switch (value) {
case 'disabled': elem_data.text('Disabled'); elem_pair.removeClass('active'); break;
case 'reading_first': elem_data.text('Reading First'); elem_pair.addClass('active'); break;
case 'meaning_first': elem_data.text('Meaning First'); elem_pair.addClass('active'); break;
case 'random_order': elem_data.text('Random Order'); elem_pair.addClass('active'); break;
}
if (!initialize) quiz.start({keep_round_count:true});
}
//========================================================================
// drag()
//------------------------------------------------------------------------
function drag(e) {
var dlg = $(e.currentTarget).closest('.dialog');
var pos = dlg.position();
var ofs = {x: e.pageX-pos.left, y: e.pageY-pos.top};
$('body')
.on('mousemove.ss_quiz_drag touchmove.ss_quiz_drag', function(e){
dlg.css({left: Math.max(0,e.pageX-ofs.x), top: Math.max(0,e.pageY-ofs.y)});
})
.on('mouseup.ss_quiz_drag touchend.ss_quiz_drag', function(e){
$('body').off('.ss_quiz_drag');
});
}
wkof.set_state('ss_quiz', 'ready');
})(window.ss_quiz);