feat: core invoicing — InvoiceService, API routes, API tests

Phase 2:
- InvoiceService: manual create, create from transaction, create from
  repair ticket, payment application (single + FIFO), void, write-off,
  send, list, export CSV, AR aging report, overdue marking
- Invoice API routes: full CRUD, payment application, void, write-off,
  account invoices/balance, CSV export, AR aging, outstanding accounts
- 14 API tests covering invoice CRUD, payment workflow, validation,
  void, write-off, export, aging report

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
ryan
2026-04-06 21:20:55 +00:00
parent b9798f2c8c
commit f4738f4a3f
4 changed files with 833 additions and 0 deletions

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import { suite } from '../lib/context.js'
suite('Accounting', { tags: ['accounting'] }, (t) => {
// ─── Invoices: CRUD ───────────────────────────────────────────────────────
t.test('creates a manual invoice', { tags: ['invoices', 'create'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Invoice Test Acct', billingMode: 'consolidated' })
const res = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [
{ description: 'Service A', qty: 2, unitPrice: 50, taxRate: 0.0825 },
{ description: 'Service B', qty: 1, unitPrice: 100 },
],
})
t.assert.status(res, 201)
t.assert.ok(res.data.invoiceNumber)
t.assert.equal(res.data.status, 'draft')
t.assert.ok(parseFloat(res.data.total) > 0)
t.assert.equal(res.data.balance, res.data.total)
})
t.test('rejects invoice without line items', { tags: ['invoices', 'validation'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Empty Invoice Acct', billingMode: 'consolidated' })
const res = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [],
})
t.assert.status(res, 400)
})
t.test('lists invoices with pagination', { tags: ['invoices', 'list'] }, async () => {
const res = await t.api.get('/v1/invoices', { page: 1, limit: 25 })
t.assert.status(res, 200)
t.assert.ok(res.data.data)
t.assert.ok(res.data.pagination)
})
t.test('gets invoice detail with line items', { tags: ['invoices', 'detail'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Detail Invoice Acct', billingMode: 'consolidated' })
const inv = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [{ description: 'Widget', qty: 3, unitPrice: 25 }],
})
const res = await t.api.get(`/v1/invoices/${inv.data.id}`)
t.assert.status(res, 200)
t.assert.ok(res.data.lineItems)
t.assert.equal(res.data.lineItems.length, 1)
t.assert.ok(res.data.payments)
})
t.test('returns 404 for missing invoice', { tags: ['invoices', 'detail'] }, async () => {
const res = await t.api.get('/v1/invoices/00000000-0000-0000-0000-000000000000')
t.assert.status(res, 404)
})
// ─── Invoice Workflow ─────────────────────────────────────────────────────
t.test('sends a draft invoice', { tags: ['invoices', 'workflow'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Send Invoice Acct', billingMode: 'consolidated' })
const inv = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [{ description: 'Send Test', qty: 1, unitPrice: 100 }],
})
const res = await t.api.post(`/v1/invoices/${inv.data.id}/send`)
t.assert.status(res, 200)
t.assert.equal(res.data.status, 'sent')
})
t.test('applies payment to invoice', { tags: ['invoices', 'payment'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Payment Invoice Acct', billingMode: 'consolidated' })
const inv = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [{ description: 'Pay Test', qty: 1, unitPrice: 200 }],
})
await t.api.post(`/v1/invoices/${inv.data.id}/send`)
// Partial payment
const res1 = await t.api.post(`/v1/invoices/${inv.data.id}/apply-payment`, { amount: 100 })
t.assert.status(res1, 200)
t.assert.ok(res1.data.id)
// Check invoice updated
const detail = await t.api.get(`/v1/invoices/${inv.data.id}`)
t.assert.equal(detail.data.status, 'partial')
t.assert.equal(detail.data.amountPaid, '100.00')
t.assert.equal(detail.data.balance, '100.00')
// Full payment
const res2 = await t.api.post(`/v1/invoices/${inv.data.id}/apply-payment`, { amount: 100 })
t.assert.status(res2, 200)
const final = await t.api.get(`/v1/invoices/${inv.data.id}`)
t.assert.equal(final.data.status, 'paid')
t.assert.equal(final.data.balance, '0.00')
})
t.test('rejects overpayment', { tags: ['invoices', 'payment', 'validation'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Overpay Acct', billingMode: 'consolidated' })
const inv = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [{ description: 'Small Item', qty: 1, unitPrice: 50 }],
})
await t.api.post(`/v1/invoices/${inv.data.id}/send`)
const res = await t.api.post(`/v1/invoices/${inv.data.id}/apply-payment`, { amount: 100 })
t.assert.status(res, 400)
})
t.test('voids an invoice', { tags: ['invoices', 'void'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Void Invoice Acct', billingMode: 'consolidated' })
const inv = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [{ description: 'Void Test', qty: 1, unitPrice: 75 }],
})
await t.api.post(`/v1/invoices/${inv.data.id}/send`)
const res = await t.api.post(`/v1/invoices/${inv.data.id}/void`, { reason: 'Customer changed mind' })
t.assert.status(res, 200)
t.assert.equal(res.data.status, 'void')
t.assert.equal(res.data.balance, '0')
})
t.test('writes off a bad debt', { tags: ['invoices', 'write-off'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'WriteOff Acct', billingMode: 'consolidated' })
const inv = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [{ description: 'Bad Debt Item', qty: 1, unitPrice: 300 }],
})
await t.api.post(`/v1/invoices/${inv.data.id}/send`)
const res = await t.api.post(`/v1/invoices/${inv.data.id}/write-off`, { reason: 'Uncollectable' })
t.assert.status(res, 200)
t.assert.equal(res.data.status, 'written_off')
})
// ─── Account Balance ──────────────────────────────────────────────────────
t.test('tracks account balance on invoice send', { tags: ['balance'] }, async () => {
const acct = await t.api.post('/v1/accounts', { name: 'Balance Track Acct', billingMode: 'consolidated' })
// Create and send invoice (which triggers AR balance update via service)
const inv = await t.api.post('/v1/invoices', {
accountId: acct.data.id,
issueDate: '2026-04-06',
dueDate: '2026-05-06',
lineItems: [{ description: 'Balance Test', qty: 1, unitPrice: 150 }],
})
const balRes = await t.api.get(`/v1/accounts/${acct.data.id}/balance`)
t.assert.status(balRes, 200)
t.assert.ok(balRes.data.accountId)
})
// ─── CSV Export ───────────────────────────────────────────────────────────
t.test('exports invoices as CSV', { tags: ['export'] }, async () => {
const res = await t.api.get('/v1/invoices/export')
t.assert.status(res, 200)
// CSV response should have headers
const text = typeof res.data === 'string' ? res.data : JSON.stringify(res.data)
t.assert.contains(text, 'Invoice Number')
})
// ─── AR Aging ─────────────────────────────────────────────────────────────
t.test('returns AR aging report', { tags: ['reports'] }, async () => {
const res = await t.api.get('/v1/invoices/aging')
t.assert.status(res, 200)
t.assert.ok(res.data.current !== undefined)
t.assert.ok(res.data.days30 !== undefined)
t.assert.ok(res.data.days60 !== undefined)
t.assert.ok(res.data.days90plus !== undefined)
t.assert.ok(res.data.total !== undefined)
})
// ─── Outstanding Accounts ─────────────────────────────────────────────────
t.test('lists outstanding accounts', { tags: ['balance'] }, async () => {
const res = await t.api.get('/v1/accounts/outstanding', { page: 1, limit: 25 })
t.assert.status(res, 200)
t.assert.ok(res.data.data)
t.assert.ok(res.data.pagination)
})
})

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@@ -33,6 +33,7 @@ import { vaultRoutes } from './routes/v1/vault.js'
import { webdavRoutes } from './routes/webdav/index.js'
import { moduleRoutes } from './routes/v1/modules.js'
import { configRoutes } from './routes/v1/config.js'
import { invoiceRoutes } from './routes/v1/invoices.js'
import { RbacService } from './services/rbac.service.js'
import { ModuleService } from './services/module.service.js'
import { AppConfigService } from './services/config.service.js'
@@ -202,6 +203,7 @@ export async function buildApp() {
await app.register(storeRoutes, { prefix: '/v1' })
await app.register(moduleRoutes, { prefix: '/v1' })
await app.register(configRoutes, { prefix: '/v1' })
await app.register(invoiceRoutes, { prefix: '/v1' })
await app.register(lookupRoutes, { prefix: '/v1' })
// Module-gated routes

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import type { FastifyPluginAsync } from 'fastify'
import {
PaginationSchema,
InvoiceCreateSchema,
PaymentApplicationSchema,
InvoiceVoidSchema,
InvoiceWriteOffSchema,
} from '@lunarfront/shared/schemas'
import { InvoiceService } from '../../services/invoice.service.js'
import { AccountBalanceService } from '../../services/account-balance.service.js'
export const invoiceRoutes: FastifyPluginAsync = async (app) => {
// --- Invoices ---
app.get('/invoices', { preHandler: [app.authenticate, app.requirePermission('accounting.view')] }, async (request, reply) => {
const query = request.query as Record<string, string | undefined>
const params = PaginationSchema.parse(query)
const filters = {
accountId: query.accountId,
status: query.status,
dateFrom: query.dateFrom,
dateTo: query.dateTo,
}
const result = await InvoiceService.list(app.db, params, filters)
return reply.send(result)
})
app.get('/invoices/:id', { preHandler: [app.authenticate, app.requirePermission('accounting.view')] }, async (request, reply) => {
const { id } = request.params as { id: string }
const invoice = await InvoiceService.getById(app.db, id)
if (!invoice) return reply.status(404).send({ error: { message: 'Invoice not found', statusCode: 404 } })
return reply.send(invoice)
})
app.post('/invoices', { preHandler: [app.authenticate, app.requirePermission('accounting.edit')] }, async (request, reply) => {
const parsed = InvoiceCreateSchema.safeParse(request.body)
if (!parsed.success) {
return reply.status(400).send({ error: { message: 'Validation failed', details: parsed.error.flatten(), statusCode: 400 } })
}
const invoice = await InvoiceService.create(app.db, parsed.data, request.user.id)
request.log.info({ invoiceId: invoice.id, invoiceNumber: invoice.invoiceNumber }, 'Invoice created')
return reply.status(201).send(invoice)
})
app.post('/invoices/:id/send', { preHandler: [app.authenticate, app.requirePermission('accounting.edit')] }, async (request, reply) => {
const { id } = request.params as { id: string }
const invoice = await InvoiceService.send(app.db, id)
request.log.info({ invoiceId: id }, 'Invoice sent')
return reply.send(invoice)
})
app.post('/invoices/:id/apply-payment', { preHandler: [app.authenticate, app.requirePermission('accounting.edit')] }, async (request, reply) => {
const { id } = request.params as { id: string }
const parsed = PaymentApplicationSchema.safeParse(request.body)
if (!parsed.success) {
return reply.status(400).send({ error: { message: 'Validation failed', details: parsed.error.flatten(), statusCode: 400 } })
}
const application = await InvoiceService.applyPayment(app.db, id, parsed.data, request.user.id)
request.log.info({ invoiceId: id, amount: parsed.data.amount }, 'Payment applied')
return reply.send(application)
})
app.post('/invoices/:id/void', { preHandler: [app.authenticate, app.requirePermission('accounting.admin')] }, async (request, reply) => {
const { id } = request.params as { id: string }
const parsed = InvoiceVoidSchema.safeParse(request.body)
if (!parsed.success) {
return reply.status(400).send({ error: { message: 'Validation failed', details: parsed.error.flatten(), statusCode: 400 } })
}
const invoice = await InvoiceService.void(app.db, id, parsed.data.reason, request.user.id)
request.log.info({ invoiceId: id, reason: parsed.data.reason }, 'Invoice voided')
return reply.send(invoice)
})
app.post('/invoices/:id/write-off', { preHandler: [app.authenticate, app.requirePermission('accounting.admin')] }, async (request, reply) => {
const { id } = request.params as { id: string }
const parsed = InvoiceWriteOffSchema.safeParse(request.body)
if (!parsed.success) {
return reply.status(400).send({ error: { message: 'Validation failed', details: parsed.error.flatten(), statusCode: 400 } })
}
const invoice = await InvoiceService.writeOff(app.db, id, parsed.data.reason, request.user.id)
request.log.info({ invoiceId: id, reason: parsed.data.reason }, 'Invoice written off')
return reply.send(invoice)
})
// --- Account Invoices & Balance ---
app.get('/accounts/:id/invoices', { preHandler: [app.authenticate, app.requirePermission('accounting.view')] }, async (request, reply) => {
const { id } = request.params as { id: string }
const query = request.query as Record<string, string | undefined>
const params = PaginationSchema.parse(query)
const result = await InvoiceService.listByAccount(app.db, id, params)
return reply.send(result)
})
app.get('/accounts/:id/balance', { preHandler: [app.authenticate, app.requirePermission('accounting.view')] }, async (request, reply) => {
const { id } = request.params as { id: string }
const balance = await AccountBalanceService.getBalance(app.db, id)
return reply.send(balance)
})
// --- Export ---
app.get('/invoices/export', { preHandler: [app.authenticate, app.requirePermission('accounting.view')] }, async (request, reply) => {
const query = request.query as Record<string, string | undefined>
const csv = await InvoiceService.exportCSV(app.db, {
dateFrom: query.dateFrom,
dateTo: query.dateTo,
})
return reply
.header('Content-Type', 'text/csv')
.header('Content-Disposition', `attachment; filename="invoices-${new Date().toISOString().slice(0, 10)}.csv"`)
.send(csv)
})
// --- AR Aging ---
app.get('/invoices/aging', { preHandler: [app.authenticate, app.requirePermission('accounting.view')] }, async (request, reply) => {
const report = await InvoiceService.getAgingReport(app.db)
return reply.send(report)
})
// --- Outstanding Accounts ---
app.get('/accounts/outstanding', { preHandler: [app.authenticate, app.requirePermission('accounting.view')] }, async (request, reply) => {
const query = request.query as Record<string, string | undefined>
const params = PaginationSchema.parse(query)
const result = await AccountBalanceService.getOutstandingAccounts(app.db, params)
return reply.send(result)
})
}

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import { eq, and, count, sql, type Column, lte, inArray } from 'drizzle-orm'
import type { PostgresJsDatabase } from 'drizzle-orm/postgres-js'
import { invoices, invoiceLineItems, paymentApplications } from '../db/schema/accounting.js'
import { transactions, transactionLineItems } from '../db/schema/pos.js'
import { repairTickets, repairLineItems } from '../db/schema/repairs.js'
import { accounts } from '../db/schema/accounts.js'
import { NotFoundError, ValidationError } from '../lib/errors.js'
import { AccountBalanceService } from './account-balance.service.js'
import type { InvoiceCreateInput, PaginationInput } from '@lunarfront/shared/schemas'
import { buildSearchCondition } from '../utils/pagination.js'
function generateInvoiceNumber(): string {
const date = new Date()
const dateStr = date.toISOString().slice(0, 10).replace(/-/g, '')
const seq = String(Math.floor(Math.random() * 9999) + 1).padStart(4, '0')
return `INV-${dateStr}-${seq}`
}
export const InvoiceService = {
async create(db: PostgresJsDatabase<any>, input: InvoiceCreateInput, createdBy: string) {
const invoiceNumber = generateInvoiceNumber()
// Calculate totals from line items
let subtotal = 0
let discountTotal = 0
let taxTotal = 0
const lineItemValues = input.lineItems.map((item) => {
const lineSubtotal = item.qty * item.unitPrice
const lineDiscount = item.discountAmount ?? 0
const lineTaxable = lineSubtotal - lineDiscount
const lineTax = parseFloat((lineTaxable * (item.taxRate ?? 0)).toFixed(2))
const lineTotal = parseFloat((lineTaxable + lineTax).toFixed(2))
subtotal += lineSubtotal
discountTotal += lineDiscount
taxTotal += lineTax
return {
description: item.description,
qty: item.qty,
unitPrice: item.unitPrice.toFixed(2),
discountAmount: lineDiscount.toFixed(2),
taxRate: (item.taxRate ?? 0).toFixed(4),
taxAmount: lineTax.toFixed(2),
lineTotal: lineTotal.toFixed(2),
accountCodeId: item.accountCodeId ?? null,
}
})
const total = parseFloat((subtotal - discountTotal + taxTotal).toFixed(2))
const [invoice] = await db.insert(invoices).values({
invoiceNumber,
accountId: input.accountId,
locationId: input.locationId ?? null,
status: 'draft',
issueDate: input.issueDate,
dueDate: input.dueDate,
subtotal: subtotal.toFixed(2),
discountTotal: discountTotal.toFixed(2),
taxTotal: taxTotal.toFixed(2),
total: total.toFixed(2),
balance: total.toFixed(2),
notes: input.notes ?? null,
createdBy,
}).returning()
// Insert line items
for (const item of lineItemValues) {
await db.insert(invoiceLineItems).values({
invoiceId: invoice.id,
...item,
})
}
return invoice
},
async createFromTransaction(db: PostgresJsDatabase<any>, transactionId: string, createdBy: string) {
const [txn] = await db.select().from(transactions).where(eq(transactions.id, transactionId)).limit(1)
if (!txn) throw new NotFoundError('Transaction')
if (!txn.accountId) throw new ValidationError('Transaction must be linked to an account for invoicing')
const lineItems = await db.select().from(transactionLineItems).where(eq(transactionLineItems.transactionId, transactionId))
const invoiceNumber = generateInvoiceNumber()
const isPaid = txn.paymentMethod !== 'account_charge'
const today = new Date().toISOString().slice(0, 10)
const [invoice] = await db.insert(invoices).values({
invoiceNumber,
accountId: txn.accountId,
locationId: txn.locationId ?? null,
status: isPaid ? 'paid' : 'sent',
issueDate: today,
dueDate: today, // Immediate for POS, could add net-30 logic later
sourceType: 'transaction',
sourceId: transactionId,
subtotal: txn.subtotal,
discountTotal: txn.discountTotal,
taxTotal: txn.taxTotal,
total: txn.total,
amountPaid: isPaid ? txn.total : '0',
balance: isPaid ? '0' : txn.total,
createdBy,
}).returning()
// Copy line items
for (const item of lineItems) {
await db.insert(invoiceLineItems).values({
invoiceId: invoice.id,
description: item.description,
qty: item.qty,
unitPrice: item.unitPrice,
discountAmount: item.discountAmount ?? '0',
taxRate: item.taxRate ?? '0',
taxAmount: item.taxAmount ?? '0',
lineTotal: item.lineTotal ?? '0',
sourceType: 'transaction_line_item',
sourceId: item.id,
})
}
// If paid, record the payment application
if (isPaid) {
await db.insert(paymentApplications).values({
invoiceId: invoice.id,
transactionId,
amount: txn.total,
appliedBy: createdBy,
})
}
// If account_charge, update AR balance
if (!isPaid) {
await AccountBalanceService.adjustBalance(db, txn.accountId, parseFloat(txn.total), 'invoice')
}
return invoice
},
async createFromRepairTicket(db: PostgresJsDatabase<any>, ticketId: string, createdBy: string) {
const [ticket] = await db.select().from(repairTickets).where(eq(repairTickets.id, ticketId)).limit(1)
if (!ticket) throw new NotFoundError('Repair ticket')
if (!ticket.accountId) throw new ValidationError('Repair ticket must be linked to an account for invoicing')
const lineItemRows = await db.select().from(repairLineItems)
.where(and(eq(repairLineItems.repairTicketId, ticketId), sql`${repairLineItems.itemType} != 'consumable'`))
if (lineItemRows.length === 0) return null // No billable items
const invoiceNumber = generateInvoiceNumber()
const today = new Date().toISOString().slice(0, 10)
let subtotal = 0
for (const item of lineItemRows) {
subtotal += parseFloat(item.totalPrice)
}
const [invoice] = await db.insert(invoices).values({
invoiceNumber,
accountId: ticket.accountId,
status: 'sent',
issueDate: today,
dueDate: today,
sourceType: 'repair_ticket',
sourceId: ticketId,
subtotal: subtotal.toFixed(2),
total: subtotal.toFixed(2),
balance: subtotal.toFixed(2),
createdBy,
}).returning()
for (const item of lineItemRows) {
await db.insert(invoiceLineItems).values({
invoiceId: invoice.id,
description: item.description,
qty: parseInt(item.qty as any) || 1,
unitPrice: item.unitPrice,
lineTotal: item.totalPrice,
sourceType: 'repair_line_item',
sourceId: item.id,
})
}
// Update AR balance
await AccountBalanceService.adjustBalance(db, ticket.accountId, subtotal, 'invoice')
return invoice
},
async applyPayment(
db: PostgresJsDatabase<any>,
invoiceId: string,
input: { transactionId?: string; amount: number },
appliedBy: string,
) {
const [invoice] = await db.select().from(invoices).where(eq(invoices.id, invoiceId)).limit(1)
if (!invoice) throw new NotFoundError('Invoice')
if (['void', 'written_off', 'paid'].includes(invoice.status)) {
throw new ValidationError(`Cannot apply payment to ${invoice.status} invoice`)
}
const currentBalance = parseFloat(invoice.balance)
if (input.amount > currentBalance) {
throw new ValidationError(`Payment amount $${input.amount} exceeds invoice balance $${currentBalance}`)
}
// Record payment application
const [application] = await db.insert(paymentApplications).values({
invoiceId,
transactionId: input.transactionId ?? null,
amount: input.amount.toFixed(2),
appliedBy,
}).returning()
// Update invoice
const newAmountPaid = parseFloat(invoice.amountPaid) + input.amount
const newBalance = parseFloat(invoice.total) - newAmountPaid
const newStatus = newBalance <= 0 ? 'paid' : 'partial'
await db.update(invoices).set({
amountPaid: newAmountPaid.toFixed(2),
balance: newBalance.toFixed(2),
status: newStatus,
updatedAt: new Date(),
}).where(eq(invoices.id, invoiceId))
// Update AR balance
await AccountBalanceService.adjustBalance(db, invoice.accountId, -input.amount, 'payment')
return application
},
async applyPaymentToOldestInvoices(
db: PostgresJsDatabase<any>,
accountId: string,
amount: number,
transactionId: string,
appliedBy: string,
) {
// FIFO: apply payment to oldest outstanding invoices
const outstanding = await db.select().from(invoices)
.where(and(
eq(invoices.accountId, accountId),
inArray(invoices.status, ['sent', 'partial', 'overdue']),
))
.orderBy(invoices.issueDate)
let remaining = amount
const applications = []
for (const inv of outstanding) {
if (remaining <= 0) break
const invBalance = parseFloat(inv.balance)
const applied = Math.min(remaining, invBalance)
const app = await this.applyPayment(db, inv.id, { transactionId, amount: applied }, appliedBy)
applications.push(app)
remaining -= applied
}
return { applications, amountApplied: amount - remaining, remaining }
},
async void(db: PostgresJsDatabase<any>, invoiceId: string, reason: string, _voidedBy: string) {
const [invoice] = await db.select().from(invoices).where(eq(invoices.id, invoiceId)).limit(1)
if (!invoice) throw new NotFoundError('Invoice')
if (invoice.status === 'void') throw new ValidationError('Invoice is already void')
const balance = parseFloat(invoice.balance)
await db.update(invoices).set({
status: 'void',
balance: '0',
notes: `${invoice.notes ? invoice.notes + '\n' : ''}Voided: ${reason}`,
updatedAt: new Date(),
}).where(eq(invoices.id, invoiceId))
// If there was an outstanding balance, adjust AR
if (balance > 0) {
await AccountBalanceService.adjustBalance(db, invoice.accountId, -balance, 'void')
}
return { ...invoice, status: 'void' as const, balance: '0' }
},
async writeOff(db: PostgresJsDatabase<any>, invoiceId: string, reason: string, _writtenOffBy: string) {
const [invoice] = await db.select().from(invoices).where(eq(invoices.id, invoiceId)).limit(1)
if (!invoice) throw new NotFoundError('Invoice')
const balance = parseFloat(invoice.balance)
if (balance <= 0) throw new ValidationError('No balance to write off')
await db.update(invoices).set({
status: 'written_off',
balance: '0',
notes: `${invoice.notes ? invoice.notes + '\n' : ''}Written off: ${reason}`,
updatedAt: new Date(),
}).where(eq(invoices.id, invoiceId))
await AccountBalanceService.adjustBalance(db, invoice.accountId, -balance, 'write_off')
return { ...invoice, status: 'written_off' as const, balance: '0' }
},
async send(db: PostgresJsDatabase<any>, invoiceId: string) {
const [invoice] = await db.select().from(invoices).where(eq(invoices.id, invoiceId)).limit(1)
if (!invoice) throw new NotFoundError('Invoice')
if (invoice.status !== 'draft') throw new ValidationError('Only draft invoices can be sent')
const [updated] = await db.update(invoices).set({ status: 'sent', updatedAt: new Date() })
.where(eq(invoices.id, invoiceId)).returning()
return updated
},
async getById(db: PostgresJsDatabase<any>, id: string) {
const [invoice] = await db.select().from(invoices).where(eq(invoices.id, id)).limit(1)
if (!invoice) return null
const lineItemRows = await db.select().from(invoiceLineItems).where(eq(invoiceLineItems.invoiceId, id))
const payments = await db.select().from(paymentApplications).where(eq(paymentApplications.invoiceId, id))
return { ...invoice, lineItems: lineItemRows, payments }
},
async list(db: PostgresJsDatabase<any>, params: PaginationInput, filters?: {
accountId?: string
status?: string
dateFrom?: string
dateTo?: string
}) {
const conditions = []
if (filters?.accountId) conditions.push(eq(invoices.accountId, filters.accountId))
if (filters?.status) conditions.push(eq(invoices.status, filters.status as any))
if (filters?.dateFrom) conditions.push(sql`${invoices.issueDate} >= ${filters.dateFrom}`)
if (filters?.dateTo) conditions.push(sql`${invoices.issueDate} <= ${filters.dateTo}`)
const searchCondition = params.q
? buildSearchCondition(params.q, [invoices.invoiceNumber])
: undefined
if (searchCondition) conditions.push(searchCondition)
const where = conditions.length > 0 ? and(...conditions) : undefined
const offset = ((params.page ?? 1) - 1) * (params.limit ?? 25)
const sortableColumns: Record<string, Column> = {
invoice_number: invoices.invoiceNumber,
issue_date: invoices.issueDate,
due_date: invoices.dueDate,
total: invoices.total,
balance: invoices.balance,
status: invoices.status,
created_at: invoices.createdAt,
}
const sortColumn = sortableColumns[params.sort ?? 'created_at'] ?? invoices.createdAt
const orderFn = params.order === 'asc' ? sql`${sortColumn} ASC` : sql`${sortColumn} DESC`
const [data, [{ total }]] = await Promise.all([
db.select({
id: invoices.id,
invoiceNumber: invoices.invoiceNumber,
accountId: invoices.accountId,
status: invoices.status,
issueDate: invoices.issueDate,
dueDate: invoices.dueDate,
total: invoices.total,
amountPaid: invoices.amountPaid,
balance: invoices.balance,
sourceType: invoices.sourceType,
createdAt: invoices.createdAt,
accountName: accounts.name,
})
.from(invoices)
.leftJoin(accounts, eq(invoices.accountId, accounts.id))
.where(where)
.orderBy(orderFn)
.limit(params.limit ?? 25)
.offset(offset),
db.select({ total: count() }).from(invoices).where(where),
])
return {
data,
pagination: {
page: params.page ?? 1,
limit: params.limit ?? 25,
total,
totalPages: Math.ceil(total / (params.limit ?? 25)),
},
}
},
async listByAccount(db: PostgresJsDatabase<any>, accountId: string, params: PaginationInput) {
return this.list(db, params, { accountId })
},
async markOverdueInvoices(db: PostgresJsDatabase<any>) {
const today = new Date().toISOString().slice(0, 10)
await db.update(invoices).set({ status: 'overdue', updatedAt: new Date() })
.where(and(
inArray(invoices.status, ['sent', 'partial']),
lte(invoices.dueDate, today),
))
},
async getAgingReport(db: PostgresJsDatabase<any>) {
const today = new Date()
const d30 = new Date(today); d30.setDate(d30.getDate() - 30)
const d60 = new Date(today); d60.setDate(d60.getDate() - 60)
const d90 = new Date(today); d90.setDate(d90.getDate() - 90)
const outstanding = await db.select({
id: invoices.id,
invoiceNumber: invoices.invoiceNumber,
accountId: invoices.accountId,
accountName: accounts.name,
dueDate: invoices.dueDate,
total: invoices.total,
balance: invoices.balance,
})
.from(invoices)
.leftJoin(accounts, eq(invoices.accountId, accounts.id))
.where(and(
inArray(invoices.status, ['sent', 'partial', 'overdue']),
sql`${invoices.balance}::numeric > 0`,
))
let current = 0, days30 = 0, days60 = 0, days90plus = 0
for (const inv of outstanding) {
const balance = parseFloat(inv.balance!)
const dueDate = new Date(inv.dueDate!)
if (dueDate >= today) current += balance
else if (dueDate >= d30) days30 += balance
else if (dueDate >= d60) days60 += balance
else days90plus += balance
}
return {
current: current.toFixed(2),
days30: days30.toFixed(2),
days60: days60.toFixed(2),
days90plus: days90plus.toFixed(2),
total: (current + days30 + days60 + days90plus).toFixed(2),
invoiceCount: outstanding.length,
}
},
async exportCSV(db: PostgresJsDatabase<any>, filters?: { dateFrom?: string; dateTo?: string }) {
const conditions = []
if (filters?.dateFrom) conditions.push(sql`${invoices.issueDate} >= ${filters.dateFrom}`)
if (filters?.dateTo) conditions.push(sql`${invoices.issueDate} <= ${filters.dateTo}`)
const where = conditions.length > 0 ? and(...conditions) : undefined
const rows = await db.select({
invoiceNumber: invoices.invoiceNumber,
accountName: accounts.name,
issueDate: invoices.issueDate,
dueDate: invoices.dueDate,
status: invoices.status,
subtotal: invoices.subtotal,
discountTotal: invoices.discountTotal,
taxTotal: invoices.taxTotal,
total: invoices.total,
amountPaid: invoices.amountPaid,
balance: invoices.balance,
})
.from(invoices)
.leftJoin(accounts, eq(invoices.accountId, accounts.id))
.where(where)
.orderBy(invoices.issueDate)
const headers = ['Invoice Number', 'Customer', 'Issue Date', 'Due Date', 'Status', 'Subtotal', 'Discount', 'Tax', 'Total', 'Paid', 'Balance']
const csvRows = [
headers.join(','),
...rows.map(r => [
r.invoiceNumber,
`"${(r.accountName ?? '').replace(/"/g, '""')}"`,
r.issueDate,
r.dueDate,
r.status,
r.subtotal,
r.discountTotal,
r.taxTotal,
r.total,
r.amountPaid,
r.balance,
].join(',')),
]
return csvRows.join('\n')
},
}