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app.js
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app.js
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let canvas1 = document.createElement("canvas");
canvas1.id = "firstGraph";
canvas1.style.width = "100px";
canvas1.style.height = "50px";
let body = document.getElementById("bodyContent");
body.insertBefore(canvas1, body.childNodes[0]);
let canvas2 = document.createElement("canvas");
canvas2.id = "secondGraph";
canvas2.style.width = "100px";
canvas2.style.height = "50px";
let caption1 = document.querySelector("#table1 > caption");
caption1.insertBefore(canvas2, caption1.childNodes[0]);
let canvas3 = document.createElement("canvas");
canvas3.id = "thirdGraph";
canvas3.style.width = "100px";
canvas3.style.height = "90px";
let caption2 = document.querySelector("#table2 > caption");
caption2.insertBefore(canvas3, caption2.childNodes[0]);
//---------------------------------------FIRST CHART-----------------------------------------
window.onload = getData();
async function getData() {
// const proxy = "https://cors-anywhere.herokuapp.com/";
const request = "http://localhost:4567/PHP/dataviz/becode-graph-api/json.php?numbers=11";
console.log(request);
// const request = "http://127.0.0.1:5500/test.json";
let response = await fetch(request);
let graphData = await response.json();
let yData = [];
let dataSets3 = [];
let xData = [];
//////X & Y DATA
for (let i = 0; i < graphData.length; i ++) {
// xData = graphData[i][0];
// yData = graphData[i][1];
xData.push(graphData[i][0]);
yData.push(graphData[i][1]);
}
var json = {
label: ['Current Statistics'], //title lable
data: yData, //numbers
backgroundColor: RBG(),
}
dataSets3.push(json);
let ctx3 = document.getElementById("firstGraph").getContext('2d');
let myChart3 = new Chart(ctx3, {
type: 'line',
data: {
labels: xData,
datasets: dataSets3,
},
options: {}
});
}
//--------------------------------------------second chart-------------------------------------------
let table1 = document.getElementById("table1");
let yearData = [];
let countryData = [];
let dataSets = [];
//----------------YEAR---------------
for (let i = 2; i < table1.rows[1].cells.length; i++) {
yearData[i - 2] = table1.rows[1].cells[i].innerHTML;
}
function RBG() {
let num = Math.round(0xffffff * Math.random());
let r = num >> 60;
let g = num >> 8 & 255;
let b = num & 255;
return 'rgb(' + r + ', ' + g + ', ' + b + ')';
}
//---------------COUNTRY--------------------
for (let j = 2; j < table1.rows.length; j++) {
countryData = table1.rows[j].cells[1].innerHTML;
table1.rows[7].cells[1].innerHTML = "Estonie";
table1.rows[9].cells[1].innerHTML = "Grèce";
table1.rows[10].cells[1].innerHTML = "Espagne";
table1.rows[13].cells[1].innerHTML = "Italie";
table1.rows[15].cells[1].innerHTML = "Lettonie";
table1.rows[20].cells[1].innerHTML = "PaysBas";
table1.rows[27].cells[1].innerHTML = "Finlande";
table1.rows[29].cells[1].innerHTML = "Islande";
table1.rows[32].cells[1].innerHTML = "Suisse";
table1.rows[36].cells[1].innerHTML = "Turquie";
let numbersData = []; //-------array has to be here or it runs 36 times--------
let tableRow = table1.rows[j];
let jsonData = {
label: countryData, //countries
data: numbersData, //numbers
backgroundColor: RBG(),
};
//--------------------NUMBERS----------------
for (let k = 2; k < tableRow.cells.length; k++) {
numbersData.push(parseInt(tableRow.cells[k].innerHTML));
}
dataSets.push(jsonData);
}
//------------create chart-------------
let ctx1 = document.getElementById("secondGraph").getContext('2d');
let myChart = new Chart(ctx1, {
type: 'bar',
data: {
labels: yearData, //-----------years
datasets: dataSets, //-----------country for loop
},
options: {
}
});
// --------------------------------------THIRD GRAPH---------------------------------------------------
let table2 = document.getElementById("table2");
let yearData2 = [];
let countryData2 = [];
let dataSets2 = [];
//----------------YEAR---------------
for (let i = 2; i < table2.rows[1].cells.length; i++) {
yearData2[i - 2] = table2.rows[0].cells[i].innerHTML;
}
function callRBG() {
let num = Math.round(0xffffff * Math.random());
let r = num >> 11;
let g = num >> 40 & 255;
let b = num & 255;
return 'rgb(' + r + ', ' + g + ', ' + b + ')';
}
//---------------COUNTRY--------------------
for (let j = 2; j < table2.rows.length; j++) {
countryData2 = table2.rows[j].cells[1].innerHTML;
table2.rows[8].cells[1].innerHTML = "paysdeGalles(UK)"
table2.rows[9].cells[1].innerHTML = "Ecosse(UK)"
let numbersData2 = []; //-------array has to be here or it runs 36 times--------
let tableRow2 = table2.rows[j];
let jsonData2 = {
label: countryData2, //countries
data: numbersData2, //numbers
backgroundColor: callRBG(),
};
// console.log(countryData2);
//--------------------NUMBERS----------------
for (let k = 2; k < tableRow2.cells.length; k++) {
numbersData2.push(parseInt(tableRow2.cells[k].innerHTML));
}
dataSets2.push(jsonData2);
}
//------------create chart-------------
let ctx2 = document.getElementById("thirdGraph").getContext('2d');
let myChart2 = new Chart(ctx2, {
type: 'bar',
data: {
labels: yearData2, //-----------years
datasets: dataSets2, //-----------country for loop
},
options: {
}
});