This is the WaniKani Customizer Chrome Extension Timeline ported to UserScript
目前为
// ==UserScript==
// @name WaniKani Timeline
// @namespace https://www.wanikani.com
// @description This is the WaniKani Customizer Chrome Extension Timeline ported to UserScript
// @version 0.1.0
// @include https://www.wanikani.com/
// @include https://www.wanikani.com/dashboard
// @include https://www.wanikani.com/account
// @run-at document-end
// @grant none
// ==/UserScript==
/*jslint browser: true, plusplus: true*/
/*global $, console, alert */
/*
Almost all of this code is by Kyle Coburn aka kiko on WakiKani.
It has been reformatted slightly and some minor changes made.
*/
(function () {
'use strict';
var tRes, counted, api_calls, api_colors, curr_date, start_time, gHours, graphH, styleCss,
xOff, vOff, max_hours, times, pastReviews, firstReview, tFrac, page_width, options = {};
// options['12_hours_i'] = true; // uncomment for 12-hour AM/PM mode
counted = 0;
api_calls = ['radicals', 'kanji', 'vocabulary'];
api_colors = ['#0096e7', '#ee00a1', '#9800e8'];
curr_date = new Date();
start_time = curr_date.getTime() / 1000;
gHours = 12;
graphH = 88;
xOff = 18;
vOff = 16;
max_hours = 72;
// Helpers
function pluralize(noun, amount) {
return amount + ' ' + (amount !== 1 ? noun + 's' : noun);
}
function fuzzyMins(minutes) {
var seconds;
if (minutes < 1 && minutes > 0) {
seconds = Math.round(minutes * 60);
return pluralize('second', seconds);
}
minutes = Math.round(minutes);
return pluralize('min', minutes);
}
// Draw
function drawBarRect(ctx, xo, yo, bw, bh, color) {
ctx.fillStyle = color;
ctx.fillRect(xo, yo, bw, bh);
}
function drawBar(ctx, time, height, hOff, color, tFrac, outlined) {
var bx = xOff + time * tFrac, by = graphH - height - hOff;
ctx.fillStyle = color;
ctx.fillRect(bx, by, tFrac, height);
if (outlined) {
ctx.strokeStyle = (outlined === -1 ? '#ffffff' : '#000000');
ctx.strokeRect(bx, by, tFrac, hOff === 0 ? graphH : height);
}
}
function drawCanvas(clear) {
var totalCount, maxCount, graphTimeScale, ti, time, counts, total, ctx,
gTip, pidx, canvasJQ, idx, rCount, showTime, minDiff, tDisplay, tDate, hours, mins, suffix, tText, currentType,
hrsFrac, gOff, height, count, i, width, hOff, xP,
canvas = document.getElementById('c-timeline');
if (canvas.getContext) {
totalCount = 0;
maxCount = 3;
graphTimeScale = 60 * 60 * (gHours - 0.1);
if (gHours === 0) {
if (pastReviews) {
for (ti = 0; ti < 3; ++ti) {
totalCount += pastReviews[ti];
}
maxCount = totalCount;
}
} else {
for (time = 0; time < times.length; time++) {
if (time * 60 * tRes < graphTimeScale) {
counts = times[time];
if (counts) {
total = 0;
for (ti = 0; ti < 3; ++ti) {
total += counts[ti];
}
if (total > maxCount) {
maxCount = total;
}
totalCount += total;
}
}
}
}
if (totalCount === 0) {
maxCount = 0;
}
$('#g-timereviews').text(totalCount);
tFrac = tRes * (page_width - xOff) / 60 / gHours;
ctx = canvas.getContext("2d");
if (clear) {
ctx.clearRect(0, 0, page_width, graphH);
page_width = $('.span12 header').width();
} else {
gTip = $('#graph-tip');
canvasJQ = $('#c-timeline');
canvas.addEventListener('mousemove', function (event) {
if (gHours === 0) {
return;
}
//~ idx = Math.floor((event.offsetX - xOff) / tFrac) + 1;
idx = Math.floor(((event.pageX - canvasJQ.offset().left) - xOff) / tFrac) + 1;
if (idx !== pidx) {
counts = times[idx];
if (counts) {
gTip.show();
rCount = counts[0] + counts[1] + counts[2];
showTime = counts[4] * 1000;
minDiff = (showTime - new Date().getTime()) / 1000 / 60;
if (minDiff < 90) {
tDisplay = fuzzyMins(minDiff);
} else {
tDate = new Date(showTime);
hours = tDate.getHours();
mins = tDate.getMinutes();
suffix = '';
if (options && options['12_hours_i']) {
suffix = ' ' + (hours < 12 ? 'am' : 'pm');
hours %= 12;
if (hours === 0) {
hours = 12;
}
}
if (hours < 10) {
hours = '0' + hours;
}
if (mins < 10) {
mins = '0' + mins;
}
tDisplay = hours + ':' + mins + suffix;
}
tText = tDisplay + '<br />' + pluralize('review', rCount);
currentType = counts[3];
if (currentType) {
tText += '<br /><em>';
tText += currentType === -1 ? 'current level' : 'burning';
tText += '</em>';
}
gTip.html(tText);
gTip.css({
left: canvasJQ.position().left + idx * tFrac + xOff,
top: event.pageY - gTip.height() - 6
});
} else {
gTip.hide();
}
pidx = idx;
} else {
gTip.css('top', event.pageY - gTip.height() - 6);
}
}, false);
canvasJQ.mouseleave(function (event) {
gTip.hide();
pidx = null;
});
}
canvas.width = page_width;
hrsFrac = gHours / 3;
ctx.lineWidth = tFrac / 20;
ctx.strokeStyle = "#ffffff";
ctx.textBaseline = 'top';
ctx.textAlign = 'right';
ctx.font = '12px sans-serif';
ctx.fillStyle = '#e4e4e4';
if (gHours !== 0) {
ctx.fillRect(0, Math.floor((vOff + graphH) * 0.5), page_width, 1);
}
ctx.fillRect(0, vOff - 1, page_width, 1);
ctx.fillStyle = '#505050';
ctx.textAlign = 'right';
ctx.fillText(maxCount, xOff - 4, vOff + 1);
ctx.fillStyle = '#d4d4d4';
ctx.fillRect(xOff - 2, 0, 1, graphH);
ctx.fillStyle = '#ffffff';
ctx.fillRect(xOff - 1, 0, 1, graphH);
if (gHours === 0) {
if (pastReviews) {
gOff = xOff;
height = graphH - vOff;
for (ti = 0; ti < 3; ++ti) {
count = pastReviews[ti];
if (count > 0) {
width = Math.ceil(count / maxCount * (page_width - xOff));
drawBarRect(ctx, gOff, vOff, width, height, api_colors[ti]);
gOff += width;
}
}
}
} else {
for (i = 1; i < 4; ++i) {
xP = Math.floor(i / 3 * (page_width - 2));
if (i === 3) {
xP += 1;
} else if (page_width > 1100) {
--xP;
}
ctx.fillStyle = '#e4e4e4';
ctx.fillRect(xP, 0, 1, graphH);
ctx.fillStyle = '#505050';
ctx.fillText(String(hrsFrac * i), xP - 2, 0);
}
for (time = 0; time < times.length; time++) {
counts = times[time];
if (counts) {
hOff = 0;
currentType = counts[3];
if (currentType) {
drawBar(ctx, time - 1, graphH - vOff, 0, 'rgba(' + (currentType === -1 ? '255, 255, 255' : '0, 0, 0') + ', 0.33)', tFrac);
}
for (ti = 0; ti < 3; ++ti) {
count = counts[ti];
if (count > 0) {
height = Math.ceil(count / maxCount * (graphH - vOff));
drawBar(ctx, time - 1, height, hOff, api_colors[ti], tFrac, currentType);
hOff += height;
}
}
}
}
}
}
}
function initCanvas() {
var reviewHours = Math.ceil(firstReview / 60 / 60 / 6) * 6;
if (reviewHours > gHours) {
gHours = reviewHours;
$('#g-timeframe').text(gHours);
}
if (firstReview > 3 * 60 * 60) {
$('#g-range').attr('min', reviewHours);
}
$('#r-timeline').show();
$('section.review-status').css('border-top', '1px solid #fff');
drawCanvas();
}
// Load data
function addData(data) {
var itemIdx, response, myLevel, firstItem, typeIdx, maxSeconds, item, stats, availableAt, tDiff, timeIdx, timeTable;
response = data.requested_information;
if (response) {
if (response.general) {
response = response.general;
}
myLevel = data.user_information.level;
firstItem = response[0];
typeIdx = firstItem.kana ? 2 : firstItem.important_reading ? 1 : 0;
maxSeconds = 60 * 60 * max_hours;
for (itemIdx = 0; itemIdx < response.length; itemIdx++) {
item = response[itemIdx];
stats = item.user_specific;
if (stats && !stats.burned) {
availableAt = stats.available_date;
tDiff = availableAt - start_time;
if (tDiff < maxSeconds) {
if (tDiff < firstReview) {
firstReview = tDiff;
}
timeIdx = tDiff < 1 ? -1 : Math.round(tDiff / 60 / tRes) + 1;
if (tDiff < 0) {
if (!pastReviews) {
pastReviews = [0, 0, 0, 0, availableAt];
}
timeTable = pastReviews;
} else {
timeTable = times[timeIdx];
}
if (!timeTable) {
times[timeIdx] = [0, 0, 0, 0, availableAt];
timeTable = times[timeIdx];
} else if (availableAt < timeTable[4]) {
timeTable[4] = availableAt;
}
++timeTable[typeIdx]; // add item to r0/k1/v2 bin
if (timeTable[3] !== -1) { // change to give current level priority
if (typeIdx < 2 && item.level === myLevel && stats.srs === 'apprentice') {
timeTable[3] = -1;
} else if (stats.srs === 'enlighten') {
timeTable[3] = -2;
}
}
}
}
}
if (++counted === 3 && times && times.length > 0) {
localStorage.setItem('reviewCache', JSON.stringify(times));
localStorage.setItem('pastCache', JSON.stringify(pastReviews));
localStorage.setItem('cacheExpiration', curr_date.getTime());
initCanvas();
}
}
}
function insertTimeline() {
var apiKey, cacheExpires, ext, idx, counts;
apiKey = localStorage.getItem('apiKey');
if (apiKey && apiKey.length === 32) {
$('section.review-status').before('<section id="r-timeline" style="display: none;"><h4>Reviews Timeline</h4><a class="help">?</a><form id="graph-form"><label><span id="g-timereviews"></span> reviews <span id="g-timeframe">in ' + gHours + ' hours</span> <input id="g-range" type="range" min="0" max="' + max_hours + '" value="' + gHours + '" step="6" name="g-ranged"></label></form><div id="graph-tip" style="display: none;"></div><canvas id="c-timeline" height="' + graphH + '"></canvas></section>');
try {
times = JSON.parse(localStorage.getItem('reviewCache'));
pastReviews = JSON.parse(localStorage.getItem('pastCache'));
} catch (ignore) {}
if (times && pastReviews) {
cacheExpires = localStorage.getItem('cacheExpiration');
if (cacheExpires && curr_date - cacheExpires > 60 * 60 * 1000) {
times = null;
}
}
if (!times || !pastReviews || times.length === 0) {
times = null;
pastReviews = null;
localStorage.setItem('reviewCache', null);
localStorage.setItem('pastCache', null);
times = [];
firstReview = Number.MAX_VALUE;
for (ext = 0; ext < api_calls.length; ext++) {
$.ajax({
type: 'get',
url: '/api/v1.2/user/' + apiKey + '/' + api_calls[ext],
success: addData
});
}
} else {
for (idx = 0; idx < times.length; idx++) {
counts = times[idx];
if (counts) {
firstReview = counts[4] - start_time;
break;
}
}
setTimeout(initCanvas, 0);
}
$('a.help').click(function () {
alert('Reviews Timeline - Displays your upcoming reviews\nY-axis: Number of reviews\nX-axis: Time (scale set by the slider)\n\nThe number in the upper left shows the maximum number of reviews in a single bar. White-backed bars indicate that review group contains radicals/kanji necessary for advancing your current level.');
});
$('#g-range').change(function () {
gHours = $(this).val();
if (gHours < 6) {
gHours = pastReviews ? 0 : 3;
}
$('#g-timeframe').text(gHours === 0 ? 'right now' : 'in ' + gHours + ' hours');
drawCanvas(true);
});
} else {
alert('Hang on! We\'re grabbing your API key for the Reviews Timeline. We should only need to do this once.');
document.location.pathname = '/account';
}
}
// from: https://gist.githubusercontent.com/arantius/3123124/raw/grant-none-shim.js
function addStyle(aCss) {
var head, style;
head = document.getElementsByTagName('head')[0];
if (head) {
style = document.createElement('style');
style.setAttribute('type', 'text/css');
style.textContent = aCss;
head.appendChild(style);
return style;
}
return null;
}
styleCss = '\n' +
'#graph-tip {\n' +
' padding: 2px 8px;\n' +
' position: absolute;\n' +
' color: #eeeeee;\n' +
' background-color: rgba(0,0,0,0.5);\n' +
' border-radius: 4px;\n' +
' pointer-events: none;\n' +
' font-weight: bold;\n' +
'}\n' +
'section#r-timeline {\n' +
' overflow: hidden;\n' +
' margin-bottom: 0px;\n' +
' border-bottom: 1px solid #d4d4d4;\n' +
' height: 113px;\n' +
'}\n' +
'form#graph-form {\n' +
' float: right;\n' +
' margin-bottom: 0px;\n' +
' min-width: 50%;\n' +
' text-align: right;\n' +
'}\n' +
'section#r-timeline h4 {\n' +
' clear: none;\n' +
' float: left;\n' +
' height: 20px;\n' +
' margin-top: 0px;\n' +
' margin-bottom: 4px;\n' +
' font-weight: normal;\n' +
' margin-right: 12px;\n' +
'}\n' +
'a.help {\n' +
' font-weight: bold;\n' +
' color: rgba(0, 0, 0, 0.1);\n' +
' font-size: 1.2em;\n' +
' line-height: 0px;\n' +
'}\n' +
'a.help:hover {\n' +
' text-decoration: none;\n' +
' cursor: help;\n' +
' color: rgba(0, 0, 0, 0.5);\n' +
'}\n' +
'@media (max-width: 767px) {\n' +
' section#r-timeline h4 {\n' +
' display: none;\n' +
' }\n' +
'}\n' +
'.dashboard section.review-status ul li time {\n' +
' white-space: nowrap;\n' +
' overflow-x: hidden;\n' +
' height: 1.5em;\n' +
' margin-bottom: 0;\n' +
'}\n';
if (document.location.pathname === "/account") {
(function () {
var apiKey, alreadySaved;
apiKey = $('input[placeholder="Key has not been generated"]').val();
if (apiKey) {
alreadySaved = localStorage.getItem('apiKey');
localStorage.setItem('apiKey', apiKey);
console.log('WaniKani Timeline Updated API Key: ' + apiKey);
if (!alreadySaved) {
document.location.pathname = '/dashboard';
}
}
}());
} else {
page_width = $('.span12 header').width();
if (page_width) {
tRes = Math.round(1 / (page_width / 1170 / 15));
insertTimeline();
}
addStyle(styleCss);
}
console.log('WaniKani Timeline: script load end');
}());
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