Files
notifications-admin/app/assets/javascripts/activityChart.js
2024-08-14 15:59:44 -07:00

272 lines
10 KiB
JavaScript

(function (window) {
if (document.getElementById('activityChartContainer')) {
const COLORS = {
delivered: '#0076d6',
failed: '#fa9441',
text: '#666'
};
const FONT_SIZE = 16;
const FONT_WEIGHT = 'bold';
const MAX_Y = 120;
const createChart = function(containerId, labels, deliveredData, failedData) {
const container = d3.select(containerId);
container.selectAll('*').remove(); // Clear any existing content
const margin = { top: 60, right: 20, bottom: 40, left: 20 }; // Adjusted top margin for legend
const width = container.node().getBoundingClientRect().width - margin.left - margin.right;
const height = 400 - margin.top - margin.bottom;
const svg = container.append('svg')
.attr('width', width + margin.left + margin.right)
.attr('height', height + margin.top + margin.bottom)
.append('g')
.attr('transform', `translate(${margin.left},${margin.top})`);
let tooltip = d3.select('#tooltip');
if (tooltip.empty()) {
tooltip = d3.select('body').append('div')
.attr('id', 'tooltip')
.style('display', 'none');
}
// Create legend
const legendContainer = d3.select('.chart-legend');
legendContainer.selectAll('*').remove(); // Clear any existing legend
const legendData = [
{ label: 'Delivered', color: COLORS.delivered },
{ label: 'Failed', color: COLORS.failed }
];
const legendItem = legendContainer.selectAll('.legend-item')
.data(legendData)
.enter()
.append('div')
.attr('class', 'legend-item');
legendItem.append('div')
.attr('class', 'legend-rect')
.style('background-color', d => d.color)
.style('display', 'inline-block')
.style('margin-right', '5px');
legendItem.append('span')
.attr('class', 'legend-label')
.text(d => d.label);
const x = d3.scaleBand()
.domain(labels)
.range([0, width])
.padding(0.1);
// Adjust the y-axis domain to add some space above the tallest bar
const maxY = d3.max(deliveredData.map((d, i) => d + (failedData[i] || 0)));
const y = d3.scaleLinear()
.domain([0, maxY + 2]) // Add 2 units of space at the top
.nice()
.range([height, 0]);
svg.append('g')
.attr('class', 'x axis')
.attr('transform', `translate(0,${height})`)
.call(d3.axisBottom(x));
// Generate the y-axis with whole numbers
const yAxis = d3.axisLeft(y)
.ticks(Math.min(maxY + 2, 10)) // Generate up to 10 ticks based on the data
.tickFormat(d3.format('d')); // Ensure whole numbers on the y-axis
svg.append('g')
.attr('class', 'y axis')
.call(yAxis);
// Data for stacking
const stackData = labels.map((label, i) => ({
label: label,
delivered: deliveredData[i],
failed: failedData[i] || 0 // Ensure there's a value for failed, even if it's 0
}));
// Stack the data
const stack = d3.stack()
.keys(['delivered', 'failed'])
.order(d3.stackOrderNone)
.offset(d3.stackOffsetNone);
const series = stack(stackData);
// Color scale
const color = d3.scaleOrdinal()
.domain(['delivered', 'failed'])
.range([COLORS.delivered, COLORS.failed]);
// Create bars with animation
const barGroups = svg.selectAll('.bar-group')
.data(series)
.enter()
.append('g')
.attr('class', 'bar-group')
.attr('fill', d => color(d.key));
barGroups.selectAll('rect')
.data(d => d)
.enter()
.append('rect')
.attr('x', d => x(d.data.label))
.attr('y', height)
.attr('height', 0)
.attr('width', x.bandwidth())
.on('mouseover', function(event, d) {
const key = d3.select(this.parentNode).datum().key;
const capitalizedKey = key.charAt(0).toUpperCase() + key.slice(1);
tooltip.style('display', 'block')
.html(`${d.data.label}<br>${capitalizedKey}: ${d.data[key]}`);
})
.on('mousemove', function(event) {
tooltip.style('left', `${event.pageX + 10}px`)
.style('top', `${event.pageY - 20}px`);
})
.on('mouseout', function() {
tooltip.style('display', 'none');
})
.transition()
.duration(1000)
.attr('y', d => y(d[1]))
.attr('height', d => y(d[0]) - y(d[1]));
};
// Function to create an accessible table
const createTable = function(tableId, chartType, labels, deliveredData, failedData) {
const table = document.getElementById(tableId);
table.innerHTML = ""; // Clear previous data
const captionText = document.querySelector(`#${chartType} .chart-subtitle`).textContent;
const caption = document.createElement('caption');
caption.textContent = captionText;
const thead = document.createElement('thead');
const tbody = document.createElement('tbody');
// Create table header
const headerRow = document.createElement('tr');
const headers = ['Day', 'Delivered', 'Failed'];
headers.forEach(headerText => {
const th = document.createElement('th');
th.textContent = headerText;
headerRow.appendChild(th);
});
thead.appendChild(headerRow);
// Create table body
labels.forEach((label, index) => {
const row = document.createElement('tr');
const cellDay = document.createElement('td');
cellDay.textContent = label;
row.appendChild(cellDay);
const cellDelivered = document.createElement('td');
cellDelivered.textContent = deliveredData[index];
row.appendChild(cellDelivered);
const cellFailed = document.createElement('td');
cellFailed.textContent = failedData[index];
row.appendChild(cellFailed);
tbody.appendChild(row);
});
table.appendChild(caption);
table.appendChild(thead);
table.append(tbody);
};
const fetchData = function(type) {
var ctx = document.getElementById('weeklyChart');
if (!ctx) {
return;
}
var url = type === 'service' ? `/daily_stats.json` : `/daily_stats_by_user.json`;
return fetch(url)
.then(response => {
if (!response.ok) {
throw new Error('Network response was not ok');
}
return response.json();
})
.then(data => {
labels = [];
deliveredData = [];
failedData = [];
for (var dateString in data) {
if (data.hasOwnProperty(dateString)) {
const dateParts = dateString.split('-');
const formattedDate = `${dateParts[1]}/${dateParts[2]}/${dateParts[0].slice(2)}`;
labels.push(formattedDate);
deliveredData.push(data[dateString].sms.delivered);
failedData.push(data[dateString].sms.failure);
}
}
createChart('#weeklyChart', labels, deliveredData, failedData);
createTable('weeklyTable', 'activityChart', labels, deliveredData, failedData);
return data;
})
.catch(error => console.error('Error fetching daily stats:', error));
};
const handleDropdownChange = function(event) {
const selectedValue = event.target.value;
const subTitle = document.querySelector(`#activityChartContainer .chart-subtitle`);
const selectElement = document.getElementById('options');
const selectedText = selectElement.options[selectElement.selectedIndex].text;
subTitle.textContent = `${selectedText} - last 7 days`;
fetchData(selectedValue);
// Update ARIA live region
const liveRegion = document.getElementById('aria-live-account');
liveRegion.textContent = `Data updated for ${selectedText} - last 7 days`;
// Switch tables based on dropdown selection
const selectedTable = selectedValue === "individual" ? "table1" : "table2";
const tables = document.querySelectorAll('.table-overflow-x-auto');
tables.forEach(function(table) {
table.classList.add('hidden'); // Hide all tables by adding the hidden class
table.classList.remove('visible'); // Ensure they are not visible
});
const tableToShow = document.getElementById(selectedTable);
tableToShow.classList.remove('hidden'); // Remove hidden class
tableToShow.classList.add('visible'); // Add visible class
};
document.addEventListener('DOMContentLoaded', function() {
// Initialize activityChart chart and table with service data by default
fetchData('service');
// Add event listener to the dropdown
const dropdown = document.getElementById('options');
dropdown.addEventListener('change', handleDropdownChange);
});
// Resize chart on window resize
window.addEventListener('resize', function() {
if (labels.length > 0 && deliveredData.length > 0 && failedData.length > 0) {
createChart('#weeklyChart', labels, deliveredData, failedData);
createTable('weeklyTable', 'activityChart', labels, deliveredData, failedData);
}
});
// Export functions for testing
window.createChart = createChart;
window.createTable = createTable;
window.handleDropdownChange = handleDropdownChange;
window.fetchData = fetchData;
}
})(window);