betterhuman/backend/dist/routes/analytics.js

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const express_1 = require("express");
const prisma_1 = __importDefault(require("../lib/prisma"));
const auth_1 = require("../middleware/auth");
const router = (0, express_1.Router)();
// GET /analytics/dashboard
router.get('/dashboard', auth_1.requireAuth, async (req, res) => {
    try {
        const companyId = req.user.companyId;
        const today = new Date();
        today.setHours(0, 0, 0, 0);
        const [headcount, onLeave, pendingLeave, openJobs, latestPayroll,] = await Promise.all([
            prisma_1.default.employee.count({ where: { companyId, status: { in: ['ACTIVE', 'PROBATION'] } } }),
            prisma_1.default.leaveRequest.count({
                where: {
                    status: 'APPROVED',
                    startDate: { lte: new Date() },
                    endDate: { gte: today },
                    employee: { companyId },
                },
            }),
            prisma_1.default.leaveRequest.count({
                where: { status: 'PENDING', employee: { companyId } },
            }),
            prisma_1.default.job.count({ where: { companyId, status: 'OPEN' } }),
            prisma_1.default.payrollRun.findFirst({
                where: { companyId, status: 'PROCESSED' },
                orderBy: { createdAt: 'desc' },
            }),
        ]);
        return res.json({
            headcount,
            onLeave,
            pendingLeave,
            openJobs,
            monthlyPayroll: latestPayroll?.totalNet || 0,
            avgEngagement: 78, // placeholder
        });
    }
    catch (err) {
        return res.status(500).json({ error: 'Internal server error' });
    }
});
// GET /analytics/workforce
router.get('/workforce', auth_1.requireAuth, async (req, res) => {
    try {
        const companyId = req.user.companyId;
        const employees = await prisma_1.default.employee.findMany({
            where: { companyId, status: { not: 'TERMINATED' } },
            include: {
                department: { select: { name: true } },
            },
        });
        // Department breakdown
        const deptMap = {};
        const genderMap = {};
        const typeMap = {};
        const tenureBuckets = { '0-1yr': 0, '1-3yr': 0, '3-5yr': 0, '5yr+': 0 };
        const now = new Date();
        employees.forEach(e => {
            const dept = e.department?.name || 'Unassigned';
            deptMap[dept] = (deptMap[dept] || 0) + 1;
            const gender = e.gender || 'Not specified';
            genderMap[gender] = (genderMap[gender] || 0) + 1;
            typeMap[e.employmentType] = (typeMap[e.employmentType] || 0) + 1;
            const tenure = (now.getTime() - e.startDate.getTime()) / (1000 * 60 * 60 * 24 * 365);
            if (tenure < 1)
                tenureBuckets['0-1yr']++;
            else if (tenure < 3)
                tenureBuckets['1-3yr']++;
            else if (tenure < 5)
                tenureBuckets['3-5yr']++;
            else
                tenureBuckets['5yr+']++;
        });
        return res.json({
            departmentBreakdown: Object.entries(deptMap).map(([name, count]) => ({ name, count })),
            genderRatio: Object.entries(genderMap).map(([name, count]) => ({ name, count })),
            employmentTypes: Object.entries(typeMap).map(([name, count]) => ({ name, count })),
            tenureBuckets: Object.entries(tenureBuckets).map(([name, count]) => ({ name, count })),
        });
    }
    catch (err) {
        return res.status(500).json({ error: 'Internal server error' });
    }
});
// GET /analytics/leave
router.get('/leave', auth_1.requireAuth, async (req, res) => {
    try {
        const companyId = req.user.companyId;
        const requests = await prisma_1.default.leaveRequest.findMany({
            where: { employee: { companyId }, status: { not: 'REJECTED' } },
            include: {
                policy: { select: { name: true, type: true } },
                employee: { select: { department: { select: { name: true } } } },
            },
        });
        const byType = {};
        const byDept = {};
        requests.forEach(r => {
            const type = r.policy.name;
            byType[type] = (byType[type] || 0) + r.days;
            const dept = r.employee.department?.name || 'Unassigned';
            if (!byDept[dept])
                byDept[dept] = { total: 0, approved: 0 };
            byDept[dept].total += r.days;
            if (r.status === 'APPROVED')
                byDept[dept].approved += r.days;
        });
        return res.json({
            byType: Object.entries(byType).map(([name, days]) => ({ name, days })),
            byDepartment: Object.entries(byDept).map(([name, data]) => ({ name, ...data })),
        });
    }
    catch (err) {
        return res.status(500).json({ error: 'Internal server error' });
    }
});
// GET /analytics/recruitment
router.get('/recruitment', auth_1.requireAuth, async (req, res) => {
    try {
        const companyId = req.user.companyId;
        const [openJobs, totalCandidates, hiredCandidates] = await Promise.all([
            prisma_1.default.job.count({ where: { companyId, status: 'OPEN' } }),
            prisma_1.default.candidate.count({
                where: { job: { companyId } },
            }),
            prisma_1.default.candidate.count({
                where: { job: { companyId }, currentStage: 'HIRED' },
            }),
        ]);
        const stages = await prisma_1.default.candidate.groupBy({
            by: ['currentStage'],
            where: { job: { companyId } },
            _count: true,
        });
        return res.json({
            openJobs,
            totalCandidates,
            hiredCandidates,
            conversionRate: totalCandidates > 0 ? Math.round((hiredCandidates / totalCandidates) * 100) : 0,
            pipeline: stages.map(s => ({ stage: s.currentStage, count: s._count })),
        });
    }
    catch (err) {
        return res.status(500).json({ error: 'Internal server error' });
    }
});
exports.default = router;
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