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/**
* Client-side Script of the Netflix Stats Generator
* @author Marvin Borner
* @copyright Marvin Borner 2019
*/
const cookie = document.querySelector("#cookie");
const cookieWrap = document.querySelector("#cookie_wrap");
const loading = document.querySelector("#loading");
const stats = document.querySelector("#stats");
const heatMap = document.querySelector("#heatMap");
cookie.addEventListener("keyup", e => {
if (e.key === "Enter") {
const request = new XMLHttpRequest();
request.onreadystatechange = () => {
if (request.readyState === 4 && request.status === 200) {
analyze(request.responseText);
loading.style.display = "none";
stats.style.display = "block";
} else if (request.readyState === 4 && request.status !== 200)
alert("Cookie is not valid!")
};
request.open("POST", "assets/php/getData.php", true);
request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
request.send("cookie=" + cookie.value);
loading.style.display = "block";
cookieWrap.style.display = "none";
}
});
function analyze(data) {
data = JSON.parse(data).flat(1);
let totalWatchedSeconds = 0;
const hourObject = Array(24).fill(0);
const watchCountObject = {};
data.forEach(element => {
let title;
const seriesTitle = element.seriesTitle;
const movieTitle = element.title;
const watchDate = element.date;
const duration = element.duration;
// Generate watch time array (eg. 12am)
hourObject[(new Date(watchDate)).getHours()]++;
if (seriesTitle !== undefined) title = seriesTitle;
else title = movieTitle;
if (watchCountObject[title] !== undefined) {
watchCountObject[title].date.push(new Date(watchDate));
watchCountObject[title].watchTimeInSeconds += duration;
watchCountObject[title].watchTime = secondsToHours(watchCountObject[title].watchTimeInSeconds);
watchCountObject[title].count++;
totalWatchedSeconds += duration
} else {
watchCountObject[title] = {
date: [new Date(watchDate)],
watchTime: secondsToHours(duration),
watchTimeInSeconds: duration,
count: 1
};
totalWatchedSeconds += duration;
}
});
renderTotalSpent(totalWatchedSeconds);
renderHourChart(hourObject);
renderTopChart(watchCountObject);
renderHeatMap(watchCountObject);
console.log(watchCountObject);
}
function renderTotalSpent(total) {
document.querySelector("#totalSpent").innerHTML = `
Days: ${Math.floor(total / 60 / 60 / 24)},
Hours: ${Math.floor(total / 60 / 60)},
Minutes: ${Math.round(total / 60)},
Seconds: ${total}`
}
function renderHourChart(hourObject) {
const element = document
.getElementById("hourChart")
.getContext("2d");
new Chart(element, {
type: "line",
data: {
labels: [
"12am",
"1am",
"2am",
"3am",
"4am",
"5am",
"6am",
"7am",
"8am",
"9am",
"10am",
"11am",
"12pm",
"1pm",
"2pm",
"3pm",
"4pm",
"5pm",
"6pm",
"7pm",
"8pm",
"9pm",
"10pm",
"11pm"
],
datasets: [{
label: "Average watch times",
borderColor: "rgb(255, 99, 132)",
cubicInterpolationMode: "monotone",
pointRadius: 0,
pointHitRadius: 15,
data: hourObject
}]
},
options: {
scales: {
yAxes: [{
ticks: {
display: false
}
}]
},
legend: {
display: false
}
}
});
}
function renderTopChart(object) {
const sorted = Object.keys(object).sort((a, b) => {
return object[b].watchTimeInSeconds - object[a].watchTimeInSeconds
});
const data = sorted.map(element => object[element].watchTimeInSeconds);
const labels = sorted.map(element => {
return element + " (" + Math.floor(object[element].watchTimeInSeconds / 60 / 60) + " hours)"
});
const colorArray = Array.from({length: data.length}, () =>
"#" + ((1 << 24) * Math.random() | 0).toString(16));
const element = document
.getElementById("topChart")
.getContext("2d");
new Chart(element, {
type: 'doughnut',
data: {
datasets: [{
data: data,
backgroundColor: colorArray
}],
labels: labels,
},
options: {
animation: {
animateScale: true,
animateRotate: true
},
legend: {
display: false
}
}
});
}
function renderHeatMap(object) {
const allDates = Object.keys(object).map(element => object[element].date).flat(10)
.map(element => element.setHours(0, 0, 0, 0));
const watchedPerWeek = [[], [], [], [], [], [], []];
for (let i = 0; i < 366; i++) {
const date = new Date();
date.setDate(date.getDate() - i);
date.setHours(0, 0, 0, 0);
watchedPerWeek[date.getDay()].push(allDates.map(element => element === date.getTime()).filter(Boolean).length);
}
const maxWatchedPerDay = Math.max.apply(Math, watchedPerWeek.flat(2));
watchedPerWeek.map((element, i) => {
watchedPerWeek[i].push(["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"][i]);
return watchedPerWeek[i].reverse();
});
watchedPerWeek.forEach(element => {
const tableRow = document.createElement("tr");
element.forEach(count => {
const tableData = document.createElement("td");
tableData.style.backgroundColor = "rgba(255,13,0," + count / maxWatchedPerDay + ")";
if (typeof count !== "number") tableData.appendChild(document.createTextNode(count));
tableRow.appendChild(tableData);
tableData.addEventListener("mouseover", () => {
document.querySelector("#information").innerText = `You've watched ${count} titles on that day!`;
});
});
heatMap.appendChild(tableRow)
})
}
function secondsToHours(seconds) {
const date = new Date(null);
date.setSeconds(seconds);
return date.toISOString().substr(11, 8)
}
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