452 lines
No EOL
19 KiB
JavaScript
452 lines
No EOL
19 KiB
JavaScript
/**
|
|
* Chart Management Module
|
|
* Handles Chart.js initialization and updates
|
|
*/
|
|
class ChartManager {
|
|
constructor(calculator) {
|
|
this.calculator = calculator;
|
|
this.charts = {};
|
|
}
|
|
|
|
initializeCharts() {
|
|
// Check if Chart.js is available
|
|
if (typeof Chart === 'undefined') {
|
|
console.error('Chart.js library not loaded. Charts will not be available.');
|
|
this.showChartError('Chart.js library failed to load. Please refresh the page.');
|
|
return;
|
|
}
|
|
|
|
try {
|
|
// ROI Progression Chart (replaces Instance Growth Chart)
|
|
const roiCanvas = document.getElementById('instanceGrowthChart');
|
|
if (!roiCanvas) {
|
|
console.error('ROI progression chart canvas not found');
|
|
return;
|
|
}
|
|
const roiCtx = roiCanvas.getContext('2d');
|
|
this.charts.roiProgression = new Chart(roiCtx, {
|
|
type: 'line',
|
|
data: { labels: [], datasets: [] },
|
|
options: {
|
|
responsive: true,
|
|
maintainAspectRatio: false,
|
|
plugins: {
|
|
legend: { position: 'top' },
|
|
title: { display: true, text: 'ROI Progression Over Time - Direct Investment Only' }
|
|
},
|
|
scales: {
|
|
y: {
|
|
title: { display: true, text: 'ROI (%)' },
|
|
grid: {
|
|
color: function(context) {
|
|
return context.tick.value === 0 ? 'rgba(0,0,0,0.5)' : 'rgba(0,0,0,0.1)';
|
|
}
|
|
}
|
|
},
|
|
x: {
|
|
title: { display: true, text: 'Month' }
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
// Net Position Chart (replaces simple Revenue Chart)
|
|
const netPositionCanvas = document.getElementById('revenueChart');
|
|
if (!netPositionCanvas) {
|
|
console.error('Net position chart canvas not found');
|
|
return;
|
|
}
|
|
const netPositionCtx = netPositionCanvas.getContext('2d');
|
|
this.charts.netPosition = new Chart(netPositionCtx, {
|
|
type: 'line',
|
|
data: { labels: [], datasets: [] },
|
|
options: {
|
|
responsive: true,
|
|
maintainAspectRatio: false,
|
|
plugins: {
|
|
legend: { position: 'top' },
|
|
title: { display: true, text: 'Net Financial Position - Direct Investment Only' }
|
|
},
|
|
scales: {
|
|
y: {
|
|
title: { display: true, text: 'Net Position (CHF)' },
|
|
grid: {
|
|
color: function(context) {
|
|
return context.tick.value === 0 ? 'rgba(0,0,0,0.8)' : 'rgba(0,0,0,0.1)';
|
|
}
|
|
}
|
|
},
|
|
x: {
|
|
title: { display: true, text: 'Month' }
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
// CSP Revenue Breakdown Chart
|
|
const cspRevenueCanvas = document.getElementById('cspRevenueChart');
|
|
if (!cspRevenueCanvas) {
|
|
console.error('CSP revenue breakdown chart canvas not found');
|
|
return;
|
|
}
|
|
const cspRevenueCtx = cspRevenueCanvas.getContext('2d');
|
|
this.charts.cspRevenue = new Chart(cspRevenueCtx, {
|
|
type: 'line',
|
|
data: { labels: [], datasets: [] },
|
|
options: {
|
|
responsive: true,
|
|
maintainAspectRatio: false,
|
|
layout: {
|
|
padding: {
|
|
left: 10,
|
|
right: 200, // Add space for side legend
|
|
top: 10,
|
|
bottom: 10
|
|
}
|
|
},
|
|
plugins: {
|
|
legend: {
|
|
position: 'right',
|
|
align: 'start',
|
|
labels: {
|
|
boxWidth: 12,
|
|
padding: 15,
|
|
font: {
|
|
size: 11
|
|
},
|
|
usePointStyle: true,
|
|
generateLabels: function(chart) {
|
|
const original = Chart.defaults.plugins.legend.labels.generateLabels;
|
|
const labels = original.call(this, chart);
|
|
|
|
// Group labels by scenario for better organization
|
|
return labels.map(label => {
|
|
// Shorten label text for better fit
|
|
if (label.text.includes('Service Revenue')) {
|
|
label.text = label.text.replace(' - Service Revenue', ' - Service');
|
|
}
|
|
if (label.text.includes('Core Service Revenue')) {
|
|
label.text = label.text.replace(' - Core Service Revenue', ' - Core');
|
|
}
|
|
if (label.text.includes('CSP Total')) {
|
|
label.text = label.text.replace(' - CSP Total', ' - Total');
|
|
}
|
|
if (label.text.includes('Servala Revenue')) {
|
|
label.text = label.text.replace(' - Servala Revenue', ' - Servala');
|
|
}
|
|
return label;
|
|
});
|
|
}
|
|
}
|
|
},
|
|
title: {
|
|
display: true,
|
|
text: 'CSP Revenue Growth - Direct Investment Only',
|
|
font: {
|
|
size: 14,
|
|
weight: 'bold'
|
|
}
|
|
}
|
|
},
|
|
scales: {
|
|
y: {
|
|
beginAtZero: true,
|
|
title: { display: true, text: 'Revenue Amount' },
|
|
stacked: false,
|
|
grid: {
|
|
color: 'rgba(0,0,0,0.1)'
|
|
}
|
|
},
|
|
x: {
|
|
title: { display: true, text: 'Month' },
|
|
grid: {
|
|
color: 'rgba(0,0,0,0.05)'
|
|
}
|
|
}
|
|
},
|
|
interaction: {
|
|
mode: 'index',
|
|
intersect: false
|
|
},
|
|
elements: {
|
|
point: {
|
|
radius: 3,
|
|
hoverRadius: 6
|
|
},
|
|
line: {
|
|
tension: 0.1
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
// Performance Comparison Chart (for cashFlowChart canvas)
|
|
const performanceCanvas = document.getElementById('cashFlowChart');
|
|
if (!performanceCanvas) {
|
|
console.error('Performance comparison chart canvas not found');
|
|
return;
|
|
}
|
|
const performanceCtx = performanceCanvas.getContext('2d');
|
|
this.charts.performance = new Chart(performanceCtx, {
|
|
type: 'bar',
|
|
data: { labels: [], datasets: [] },
|
|
options: {
|
|
responsive: true,
|
|
maintainAspectRatio: false,
|
|
plugins: {
|
|
legend: { position: 'top' },
|
|
title: { display: true, text: 'Model Performance Comparison' }
|
|
},
|
|
scales: {
|
|
y: {
|
|
beginAtZero: true,
|
|
title: { display: true, text: 'ROI (%)' }
|
|
},
|
|
x: {
|
|
title: { display: true, text: 'Growth Scenario' }
|
|
}
|
|
}
|
|
}
|
|
});
|
|
} catch (error) {
|
|
console.error('Error initializing charts:', error);
|
|
this.showChartError('Failed to initialize charts. Please refresh the page.');
|
|
}
|
|
}
|
|
|
|
showChartError(message) {
|
|
// Show error message in place of charts
|
|
const chartContainers = ['instanceGrowthChart', 'revenueChart', 'cashFlowChart', 'cspRevenueChart'];
|
|
chartContainers.forEach(containerId => {
|
|
const container = document.getElementById(containerId);
|
|
if (container) {
|
|
container.style.display = 'flex';
|
|
container.style.justifyContent = 'center';
|
|
container.style.alignItems = 'center';
|
|
container.style.minHeight = '300px';
|
|
container.style.backgroundColor = '#f8f9fa';
|
|
container.style.border = '1px solid #dee2e6';
|
|
container.style.borderRadius = '4px';
|
|
container.innerHTML = `<div class="text-muted text-center"><i class="bi bi-exclamation-triangle"></i><br>${message}</div>`;
|
|
}
|
|
});
|
|
}
|
|
|
|
updateCharts() {
|
|
try {
|
|
const scenarios = Object.keys(this.calculator.results);
|
|
if (scenarios.length === 0 || !this.charts.roiProgression) return;
|
|
|
|
const colors = {
|
|
conservative: '#28a745',
|
|
moderate: '#ffc107',
|
|
aggressive: '#dc3545'
|
|
};
|
|
|
|
const modelColors = {
|
|
direct: { border: '', background: '80' },
|
|
loan: { border: '', background: '40' }
|
|
};
|
|
|
|
// Get month labels
|
|
const maxMonths = Math.max(...scenarios.map(s => this.calculator.monthlyData[s].length));
|
|
const monthLabels = Array.from({ length: maxMonths }, (_, i) => `M${i + 1}`);
|
|
|
|
// Update ROI Progression Chart - Direct Investment Only
|
|
this.charts.roiProgression.data.labels = monthLabels;
|
|
this.charts.roiProgression.data.datasets = scenarios.filter(s =>
|
|
this.calculator.results[s] && s.includes('_direct')
|
|
).map(scenario => {
|
|
const scenarioBase = scenario.replace('_direct', '');
|
|
const scenarioName = this.calculator.scenarios[scenarioBase]?.name || scenarioBase;
|
|
|
|
return {
|
|
label: `${scenarioName}`,
|
|
data: this.calculator.monthlyData[scenario].map(d => d.roiPercent),
|
|
borderColor: colors[scenarioBase],
|
|
backgroundColor: colors[scenarioBase] + '30',
|
|
borderWidth: 3,
|
|
tension: 0.4,
|
|
pointBackgroundColor: this.calculator.monthlyData[scenario].map(d =>
|
|
d.roiPercent >= 0 ? colors[scenarioBase] : '#dc3545'
|
|
)
|
|
};
|
|
});
|
|
this.charts.roiProgression.update();
|
|
|
|
// Update Net Position Chart (Break-Even Analysis) - Direct Investment Only
|
|
this.charts.netPosition.data.labels = monthLabels;
|
|
this.charts.netPosition.data.datasets = scenarios.filter(s =>
|
|
this.calculator.results[s] && s.includes('_direct')
|
|
).map(scenario => {
|
|
const scenarioBase = scenario.replace('_direct', '');
|
|
const scenarioName = this.calculator.scenarios[scenarioBase]?.name || scenarioBase;
|
|
|
|
return {
|
|
label: `${scenarioName} Net Position`,
|
|
data: this.calculator.monthlyData[scenario].map(d => d.netPosition),
|
|
borderColor: colors[scenarioBase],
|
|
backgroundColor: colors[scenarioBase] + '30',
|
|
borderWidth: 3,
|
|
tension: 0.4,
|
|
fill: {
|
|
target: 'origin',
|
|
above: colors[scenarioBase] + '20',
|
|
below: '#dc354510'
|
|
}
|
|
};
|
|
});
|
|
this.charts.netPosition.update();
|
|
|
|
// Update Model Comparison Chart - Direct comparison of both models
|
|
const inputs = this.calculator.getInputValues();
|
|
|
|
// Get unique scenario names (without model suffix)
|
|
const baseScenarios = ['conservative', 'moderate', 'aggressive'].filter(s =>
|
|
this.calculator.scenarios[s].enabled
|
|
);
|
|
const comparisonLabels = baseScenarios.map(s => this.calculator.scenarios[s].name);
|
|
|
|
// Get net profit data for both models
|
|
// Update CSP Revenue Breakdown Chart (Direct Investment Only)
|
|
this.charts.cspRevenue.data.labels = monthLabels;
|
|
this.charts.cspRevenue.data.datasets = [];
|
|
|
|
// Filter to only direct investment scenarios
|
|
const directScenarios = scenarios.filter(s =>
|
|
this.calculator.results[s] && s.includes('_direct')
|
|
);
|
|
|
|
// Define revenue types and their styling
|
|
const revenueTypes = [
|
|
{
|
|
key: 'serviceRevenue',
|
|
label: 'Service Revenue',
|
|
borderWidth: 2,
|
|
borderDash: [],
|
|
opacity: '40'
|
|
},
|
|
{
|
|
key: 'coreRevenue',
|
|
label: 'Core Service Revenue',
|
|
borderWidth: 2,
|
|
borderDash: [3, 3],
|
|
opacity: '60'
|
|
},
|
|
{
|
|
key: 'cspRevenue',
|
|
label: 'CSP Total',
|
|
borderWidth: 3,
|
|
borderDash: [],
|
|
opacity: 'FF'
|
|
},
|
|
{
|
|
key: 'servalaRevenue',
|
|
label: 'Servala Revenue',
|
|
borderWidth: 1,
|
|
borderDash: [5, 5],
|
|
opacity: '80',
|
|
color: '#6c757d'
|
|
}
|
|
];
|
|
|
|
// Add datasets organized by revenue type for better legend grouping
|
|
directScenarios.forEach(scenario => {
|
|
const scenarioBase = scenario.replace('_direct', '');
|
|
const scenarioName = this.calculator.scenarios[scenarioBase]?.name || scenarioBase;
|
|
const monthlyData = this.calculator.monthlyData[scenario];
|
|
const scenarioColor = colors[scenarioBase] || '#007bff';
|
|
|
|
revenueTypes.forEach(type => {
|
|
// Skip Servala revenue if it's zero (no revenue sharing)
|
|
if (type.key === 'servalaRevenue') {
|
|
const hasServalaRevenue = monthlyData.some(d => (d.servalaRevenue || 0) > 0);
|
|
if (!hasServalaRevenue) return;
|
|
}
|
|
|
|
// Skip core revenue if it's zero
|
|
if (type.key === 'coreRevenue') {
|
|
const hasCoreRevenue = monthlyData.some(d => (d.coreRevenue || 0) > 0);
|
|
if (!hasCoreRevenue) return;
|
|
}
|
|
|
|
const dataValues = monthlyData.map(d => {
|
|
if (type.key === 'serviceRevenue') return d.serviceRevenue || d.monthlyRevenue || 0;
|
|
return d[type.key] || 0;
|
|
});
|
|
|
|
this.charts.cspRevenue.data.datasets.push({
|
|
label: `${scenarioName} - ${type.label}`,
|
|
data: dataValues,
|
|
borderColor: type.color || scenarioColor,
|
|
backgroundColor: (type.color || scenarioColor) + type.opacity,
|
|
borderWidth: type.borderWidth,
|
|
borderDash: type.borderDash,
|
|
fill: false,
|
|
tension: 0.1,
|
|
pointBackgroundColor: type.color || scenarioColor,
|
|
pointBorderColor: '#fff',
|
|
pointBorderWidth: 1
|
|
});
|
|
});
|
|
});
|
|
|
|
this.charts.cspRevenue.update();
|
|
|
|
// Update Performance Comparison Chart (ROI comparison for both models)
|
|
this.charts.performance.data.labels = comparisonLabels;
|
|
|
|
// Get ROI data for both models
|
|
const directROIData = baseScenarios.map(scenario => {
|
|
const result = this.calculator.results[scenario + '_direct'];
|
|
return result ? result.roi : 0;
|
|
});
|
|
|
|
const loanROIData = baseScenarios.map(scenario => {
|
|
const result = this.calculator.results[scenario + '_loan'];
|
|
return result ? result.roi : 0;
|
|
});
|
|
|
|
this.charts.performance.data.datasets = [
|
|
{
|
|
label: 'Direct Investment ROI',
|
|
data: directROIData,
|
|
backgroundColor: baseScenarios.map(scenario => colors[scenario] + '80'),
|
|
borderColor: baseScenarios.map(scenario => colors[scenario]),
|
|
borderWidth: 2
|
|
},
|
|
{
|
|
label: `Loan Model ROI (${(inputs.loanInterestRate * 100).toFixed(1)}% fixed)`,
|
|
data: loanROIData,
|
|
backgroundColor: '#ffc10780',
|
|
borderColor: '#e0a800',
|
|
borderWidth: 2
|
|
}
|
|
];
|
|
|
|
this.charts.performance.update();
|
|
} catch (error) {
|
|
console.error('Error updating charts:', error);
|
|
}
|
|
}
|
|
|
|
// Helper method to calculate loan payment
|
|
calculateLoanPayment(principal, annualRate, years) {
|
|
try {
|
|
const monthlyRate = annualRate / 12;
|
|
const numberOfPayments = years * 12;
|
|
|
|
if (monthlyRate === 0) {
|
|
return principal / numberOfPayments;
|
|
}
|
|
|
|
const monthlyPayment = principal * (monthlyRate * Math.pow(1 + monthlyRate, numberOfPayments)) /
|
|
(Math.pow(1 + monthlyRate, numberOfPayments) - 1);
|
|
|
|
return monthlyPayment;
|
|
} catch (error) {
|
|
console.error('Error calculating loan payment:', error);
|
|
return 0;
|
|
}
|
|
}
|
|
} |