Έλληνες εφοπλιστές / Reporters United

Reporters United

Workspace

Public

Edited

Nov 26

G2 = require("@antv/g2@4.0.2");

G2Plot = require('https://cdn.jsdelivr.net/npm/@antv/g2plot@2.4.23/dist/g2plot.min.js')

RUImageCredit = FileAttachment("RU_logo_nogr-300x130.png").image()

barChartSimple = {

const wrapper = html`

Οι Έλληνες εφοπλιστές που έχουν μεταφέρει ρωσικό πετρέλαιο από τον αγωγό CPC

</h3>

Ο πίνακας παρουσιάζει το σύνολο των Ελλήνων εφοπλιστών, τάνκερ συμφερόντων των οποίων έχουν μεταφέρει ρωσικό πετρέλαιο από τον αγωγό CPC μετά την εισβολή της Ρωσίας στην Ουκρανία (1.3.2022 - 9.11.2024).

</p>

Πατήστε τα κουμπιά του πίνακα, για να δείτε την κατάταξη των χωρών ανά αριθμό δρομολογίων και όγκο φορτίων.

</p>

</div>

<button id="dromolologiaButton" style="margin-right: 10px; padding: 5px 10px; border: 1px solid #ccc; background-color: #3937b5; color: white; cursor: pointer; font-weight: bold; font-family: Helvetica; font-size: 14px;">Αριθμός δρομολογίων</button>

<button id="tonoiButton" style="padding: 5px 10px; border: 1px solid #ccc; background-color: white; color: black; cursor: pointer; font-weight: bold; font-family: Helvetica; font-size: 14px;">Ογκος φορτίων</button>

</div>

<strong>Πηγή:</strong> Kpler, Equasis

</p>

<strong>Διαχείριση δεδομένων: </strong>Σωτήρης Σιδέρης / Reporters United

</p>

</div>

</div>

const container = wrapper.querySelector('#container');

// Custom formatter for numbers using dot as thousands separator

const dotFormatter = (value) => {

return new Intl.NumberFormat('de-DE').format(value);

};

let dataDromolologia = [

{ "Country": "Διαμαντής Διαμαντίδης", "Value": 31 },

{ "Country": "Γιώργος Οικονόμου", "Value": 21 },

{ "Country": "Γιάννης Αλαφούζος", "Value": 5 },

{ "Country": "Γιώργος Προκοπίου", "Value": 5 },

{ "Country": "Νικόλας Μαρτίνος", "Value": 3 },

{ "Country": "Ανδρέας Μαρτίνος", "Value": 1 },

{ "Country": "Σπύρος Πολέμης", "Value": 1 },

{ "Country": "Νικόλας Τσάκος", "Value": 1 }

];

let dataTonoi = [

{ "Country": "Διαμαντής Διαμαντίδης", "Value": 4925229 },

{ "Country": "Γιώργος Οικονόμου", "Value": 3149158 },

{ "Country": "Γιάννης Αλαφούζος", "Value": 789211 },

{ "Country": "Γιώργος Προκοπίου", "Value": 764002 },

{ "Country": "Νικόλας Μαρτίνος", "Value": 430787 },

{ "Country": "Ανδρέας Μαρτίνος", "Value": 163417 },

{ "Country": "Σπύρος Πολέμης", "Value": 149992 },

{ "Country": "Νικόλας Τσάκος", "Value": 105365 },

];

const addRankings = (data) => {

const sortedData = [...data].sort((a, b) => b.Value - a.Value);

sortedData.forEach((item, index) => {

item.Rank = index + 1;

item.CountryWithRank = `${item.Rank}. ${item.Country}`;

});

return sortedData;

};

const renderBarChart = (data, valueField, xAxisTitle) => {

const rankedData = addRankings(data);

container.innerHTML = ''; // Clear the container

// Adjusting formatter based on valueField

const xAxisOptions = {

title: {

text: xAxisTitle,

style: {

fontFamily: 'Helvetica',

fontSize: 12,

fill: 'grey',

}

label: {

formatter: (value) => dotFormatter(value)

// Set tick interval to 2 for the tonnage in millions

tickInterval: valueField === 'Dromolologia' ? 10 : valueField === 'Tonoi' ? 1 : undefined,

min: valueField === 'Dromolologia' ? 0 : valueField === 'Tonoi' ? 0 : undefined,

max: valueField === 'Dromolologia' ? 40 : valueField === 'Tonoi' ? 5 : undefined,

nice: true,

};

const barChart = new G2Plot.Bar(container, {

data: rankedData.map(d => ({ ...d, Value: valueField === 'Tonoi' ? d.Value / 1000000 : d.Value })),

xField: 'Value',

yField: 'CountryWithRank',

seriesField: 'Country',

legend: false,

xAxis: xAxisOptions,

color: '#3937b5',

yAxis: {

label: {

style: {

fontWeight: 'bold',

color: 'black',

fontSize: 14

formatter: (text) => text

}

tooltip: {

showMarkers: false,

customContent: (title, items) => {

if (!items || items.length === 0) return ''; // Corrected this line

const datum = items[0].data;

const originalValue = (valueField === 'Tonoi') ? datum.Value * 1000000 : datum.Value;

const formattedValue = dotFormatter(originalValue);

const suffix = (valueField === 'Dromolologia' && originalValue === 1) ? 'δρομολόγιο' : (valueField === 'Dromolologia' ? 'δρομολόγια' : 'μετρικοί τόνοι');

return `<div style="font-family: Helvetica; color: black; max-width: 500px; line-height: 1.5; word-wrap: break-word;">

<strong>${datum.Country}:</strong> ${formattedValue} ${suffix}

</div>`;

domStyles: {

'g2-tooltip': {

backgroundColor: 'white',

border: '1px solid #ccc',

fontFamily: 'Helvetica',

color: 'black'

}

});

barChart.render();

};

const highlightButton = (buttonId) => {

document.getElementById('dromolologiaButton').style.backgroundColor = 'white';

document.getElementById('dromolologiaButton').style.color = 'black';

document.getElementById('tonoiButton').style.backgroundColor = 'white';

document.getElementById('tonoiButton').style.color = 'black';

const activeButton = document.getElementById(buttonId);

activeButton.style.backgroundColor = '#3937b5'; // Dark blue when active

activeButton.style.color = 'white';

};

// Initial render

requestAnimationFrame(() => {

document.getElementById('dromolologiaButton').addEventListener('click', () => {

renderBarChart(dataDromolologia, 'Dromolologia', 'Δρομολόγια');

highlightButton('dromolologiaButton');

});

document.getElementById('tonoiButton').addEventListener('click', () => {

renderBarChart(dataTonoi, 'Tonoi', 'Εκατομμύρια μετρικοί τόνοι (DWT)');

highlightButton('tonoiButton');

});

renderBarChart(dataDromolologia, 'Dromolologia', 'Δρομολόγια'); // Default view

highlightButton('dromolologiaButton');

});

return wrapper;

}

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