126 行
3.7 KiB
JavaScript
126 行
3.7 KiB
JavaScript
const { currentDateString, parseDateOnlyString } = require("../utils/date");
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function addDays(date, days) {
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const next = new Date(date);
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next.setUTCDate(next.getUTCDate() + days);
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return next;
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}
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async function buildEmployeeStats(prisma, options = {}) {
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const timeZone = options.timeZone ?? "Asia/Shanghai";
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const todayString = currentDateString(timeZone);
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const today = parseDateOnlyString(todayString);
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const last30DateFrom = addDays(today, -29);
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const next30DateTo = addDays(today, 30);
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const activeEmployeeWhere = { status: "active" };
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const [employmentStatusRows, departmentRows, departments, recentHires, recentDepartures, expiringContracts, validCertificateHolders, expiringCertificates] = await Promise.all([
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prisma.employee.groupBy({
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by: ["employment_status"],
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where: activeEmployeeWhere,
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_count: { _all: true },
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}),
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prisma.employee.groupBy({
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by: ["department_id"],
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where: activeEmployeeWhere,
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_count: { _all: true },
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}),
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prisma.department.findMany({
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where: { archived_at: null },
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select: { id: true, name: true },
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}),
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prisma.employee.count({
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where: {
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hire_date: {
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gte: last30DateFrom,
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lte: new Date(`${todayString}T23:59:59.999Z`),
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},
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},
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}),
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prisma.employee.count({
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where: {
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last_working_date: {
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gte: last30DateFrom,
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lte: new Date(`${todayString}T23:59:59.999Z`),
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},
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},
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}),
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prisma.employeeContract.count({
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where: {
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terminated_date: null,
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end_date: {
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gte: today,
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lte: new Date(`${next30DateTo.toISOString().slice(0, 10)}T23:59:59.999Z`),
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},
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employee: activeEmployeeWhere,
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},
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}),
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prisma.employeeCertificate.groupBy({
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by: ["employee_id"],
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where: {
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employee: activeEmployeeWhere,
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OR: [
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{ expiry_date: null },
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{
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expiry_date: {
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gte: today,
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},
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},
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],
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},
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}),
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prisma.employeeCertificate.count({
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where: {
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employee: activeEmployeeWhere,
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expiry_date: {
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gte: today,
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lte: new Date(`${next30DateTo.toISOString().slice(0, 10)}T23:59:59.999Z`),
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},
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},
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}),
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]);
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const departmentMap = new Map(departments.map((item) => [item.id, item.name]));
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return {
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asOfDate: todayString,
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employmentStatusSummary: {
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total: employmentStatusRows.reduce((sum, item) => sum + item._count._all, 0),
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items: employmentStatusRows
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.map((item) => ({
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status: item.employment_status,
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count: item._count._all,
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}))
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.sort((left, right) => right.count - left.count || left.status.localeCompare(right.status)),
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},
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departmentHeadcount: departmentRows
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.map((item) => ({
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departmentId: item.department_id,
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departmentName: departmentMap.get(item.department_id) ?? "未知部门",
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count: item._count._all,
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}))
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.sort((left, right) => right.count - left.count || left.departmentName.localeCompare(right.departmentName)),
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recentMovements: {
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dateFrom: last30DateFrom.toISOString().slice(0, 10),
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dateTo: todayString,
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hires: recentHires,
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departures: recentDepartures,
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},
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expiringContracts: {
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dateFrom: todayString,
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dateTo: next30DateTo.toISOString().slice(0, 10),
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count: expiringContracts,
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},
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certificateSummary: {
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dateFrom: todayString,
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dateTo: next30DateTo.toISOString().slice(0, 10),
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validHolderCount: validCertificateHolders.length,
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expiringSoonCount: expiringCertificates,
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},
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};
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}
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module.exports = {
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buildEmployeeStats,
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};
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