feat: enhance TeamLeadsDashboard with detailed realised vs unrealised values by project type and improved chart visualization

src/app/api/dashboard/route.js

@@ -21,20 +21,39 @@ export async function GET(request) {
 		// Get all projects
 		const projects = getAllProjects();
 
-		// Calculate realised and unrealised values
-		let realisedValue = 0;
-		let unrealisedValue = 0;
+		// Calculate realised and unrealised values by project type
+		const projectTypes = ['design', 'design+construction', 'construction'];
+		const typeSummary = {};
+
+		projectTypes.forEach(type => {
+			typeSummary[type] = {
+				realisedValue: 0,
+				unrealisedValue: 0
+			};
+		});
 
 		projects.forEach(project => {
 			const value = parseFloat(project.wartosc_zlecenia) || 0;
+			const type = project.project_type;
+
+			if (!type || !projectTypes.includes(type)) return;
+
 			if (project.project_status === 'fulfilled' && project.completion_date && project.wartosc_zlecenia) {
-				realisedValue += value;
+				typeSummary[type].realisedValue += value;
 			} else if (project.wartosc_zlecenia && project.project_status !== 'cancelled') {
-				// Count all non-cancelled projects with values as unrealised
-				unrealisedValue += value;
+				typeSummary[type].unrealisedValue += value;
 			}
 		});
 
+		// Calculate overall totals
+		let realisedValue = 0;
+		let unrealisedValue = 0;
+
+		Object.values(typeSummary).forEach(summary => {
+			realisedValue += summary.realisedValue;
+			unrealisedValue += summary.unrealisedValue;
+		});
+
 		// Filter completed projects (those with completion_date and fulfilled status)
 		const completedProjects = projects.filter(project =>
 			project.completion_date &&
@@ -61,8 +80,24 @@ export async function GET(request) {
 				{ month: 'Dec 2024', value: 95000, cumulative: 958000 }
 			];
 			summary = {
-				realisedValue: 958000,
-				unrealisedValue: 1242000
+				total: {
+					realisedValue: 958000,
+					unrealisedValue: 1242000
+				},
+				byType: {
+					design: {
+						realisedValue: 320000,
+						unrealisedValue: 480000
+					},
+					'design+construction': {
+						realisedValue: 480000,
+						unrealisedValue: 520000
+					},
+					construction: {
+						realisedValue: 158000,
+						unrealisedValue: 242000
+					}
+				}
 			};
 		} else {
 			// Group by month and calculate monthly totals first
@@ -112,8 +147,19 @@ export async function GET(request) {
 		return NextResponse.json({
 			chartData,
 			summary: {
-				realisedValue: Math.round(realisedValue),
-				unrealisedValue: Math.round(unrealisedValue)
+				total: {
+					realisedValue: Math.round(realisedValue),
+					unrealisedValue: Math.round(unrealisedValue)
+				},
+				byType: Object.fromEntries(
+					Object.entries(typeSummary).map(([type, data]) => [
+						type,
+						{
+							realisedValue: Math.round(data.realisedValue),
+							unrealisedValue: Math.round(data.unrealisedValue)
+						}
+					])
+				)
 			}
 		});