rmancinasandClaude Opus 5 75dcbc11b8 feat(billing): audit the two populations the balance floor misses
Read-only. Reports what a corte would touch without touching it.

The platform inherited legacy's BALANCE FORWARD rows (1,170, all dated
2026-01-01) but not the yearly process that produces them, and
BillingService floors balances per customer on those rows. Two populations
fall outside that floor, and they are unrelated defects that happen to
surface as the same symptom — a customer whose balance reads as a credit
the office does not owe.

A. 102 customers have no BALANCE FORWARD row, so their balance is a raw
   lifetime sum. Only the current-year charge ledger (datos2) was migrated;
   the per-year charge tables stayed in DreamHost. What survives before the
   cutover is the EFECTIVO cash journal, and it shows: 199 of their 201
   pre-cutover rows are credits. Flooring them at 2026-01-01 moves the book
   by -82,297.78 MXN and -52,020.20 USD. 91 of the 102 are left with no rows
   at all, so their balance becomes zero — an assertion, not a figure
   recovered from anywhere, which is why this script proposes and does not
   apply.

B. 276 cash receipts booked twice in 2026 — once in EFECTIVO under folio N,
   once in datos2 as reference CN — across 120 customers, 986,240.00 MXN and
   88,252.00 USD on the EFECTIVO side. Both rows sit after the floor so both
   count. The statement already hides them via
   STATEMENT_EXCLUDED_SOURCE_TABLES; the balances worklist, the movement
   browser and the /clientes/:id card do not.

The folio alone does not establish a pair — folios are reused. Every pair is
corroborated on money too: equal amounts when both legs share a currency, or
an implied USD->MXN rate inside the band exchange_rates observed that year.
Two of 278 folio matches fail that test and are reported apart rather than
counted, both same-day partial applications that need a human.

Matches the balance-forward row in both shapes, as numid.service.ts does.
Databases imported before the type was minted carry those rows with typeId
NULL, and name-only matching reports every customer as floorless on such a
copy — including the dev database, which the API itself currently reads as
+20,653,109.15 MXN against a floored -9,194.61.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-08-18 23:18:48 -07:00
2026-08-19 03:10:16 +00:00
2026-08-19 03:10:16 +00:00

Jorge Cuadros & Asociados — Platform

Internal platform for a Baja California insurance brokerage and property-services firm: a single expedient joining each client's properties/services, insurance policies, account statement, and the firm's checkbook. It replaces a legacy PHP/Access app (see RESUME.md and PLAN.md for the full history and rebuild rationale, and docs/BACKLOG.md for everything still outstanding).

The UI is Spanish-first; the codebase and this document are in English.


Stack

Layer Tech Port
Web Next.js 14 (App Router, React 18) 3000
API NestJS 10 · Passport local + express-session · Argon2 3001
Database MySQL 8 via Prisma 5 (@jorgecuadros/database workspace pkg) 3306
Migration Python 3 pipeline (legacy Access → staging → transforms)

Monorepo managed with pnpm workspaces. Node >= 20.


Repository layout

apps/
  web/        Next.js frontend  (@jorgecuadros/web)
  api/        NestJS backend    (@jorgecuadros/api)
    scripts/seed-user.mjs   idempotent admin seeder
packages/
  database/   Prisma schema + generated client (@jorgecuadros/database)
    prisma/schema.prisma
migration/    One-off Python ETL from the legacy Access DB (run_all.py)
docker/       Dockerfiles for api + web
docker-compose.yml          mysql + api + web
.env.example                copy to .env

API feature modules: auth, users, customers, policies, properties, billing, bank, reports, notifications, renewals, mail, statements, policy-ocr, ocr, storage, settings, ops.

Web routes: /inicio, /clientes, /polizas (+ /polizas/captura, policy PDF OCR capture), /servicios, /estado-cuenta, /banco (chequera), /recibos (utility statement OCR capture), /notificaciones (mass email + renewal avisos; /renovaciones is an alias onto its Pólizas tab), /reportes, /catalogos, /operaciones (DB ingest/backup, ADMIN), /usuarios, /login.

Two OCR intakes share one OcrProvider seam (src/ocr/, Tesseract today): utility statements → ledger rows (docs/STATEMENT_OCR.md) and carrier policy PDFs → Policy rows (docs/POLICY_OCR.md). Both need tesseract-ocr, tesseract-ocr-data-spa, poppler-utils and object storage; each reports its own availability and disables only itself if either is missing.


Prerequisites

  • Node.js >= 20 and pnpm (npm i -g pnpm)
  • Docker (for MySQL, or bring your own MySQL 8)
  • Python 3 — only if you run the legacy data migration

Run it locally (development)

1. Install

pnpm install

pnpm blocks postinstall build scripts by default; the trusted ones (argon2, prisma, @prisma/client, @prisma/engines, @nestjs/core) are allowlisted in pnpm-workspace.yaml, so the native builds run automatically.

2. Configure environment

cp .env.example .env

Then edit .env. For the Docker MySQL below the defaults already line up; just set a real SESSION_SECRET:

DATABASE_URL=mysql://jorgecuadros:jorgecuadros@localhost:3306/jorgecuadros
SESSION_SECRET=<any long random string>
WEB_ORIGIN=http://localhost:3000
NEXT_PUBLIC_API_ORIGIN=http://localhost:3001

The API loads DATABASE_URL, SESSION_SECRET, WEB_ORIGIN, and optional PORT (default 3001). WEB_ORIGIN is comma-separated — list every origin the app is reached under, or credentialed fetches from the missing ones fail CORS.

The web app needs no API URL of its own: the browser derives it from the page it loaded (same host on port 3001 over plain HTTP, or the same-origin /api path behind a TLS proxy). Set NEXT_PUBLIC_API_ORIGIN (dev) or API_ORIGIN (deploy, read at request time) only to override that — for instance when running the API on a non-default port.

3. Start MySQL

docker compose up -d mysql

(Or point DATABASE_URL at an existing MySQL 8 instance.)

4. Create the schema + generate the Prisma client

The schema is managed with prisma db push (no migration history committed):

pnpm --filter @jorgecuadros/database exec prisma db push
pnpm --filter @jorgecuadros/database generate

5. Seed a sign-in user

node apps/api/scripts/seed-user.mjs

Idempotent (upsert by email). Defaults — override with SEED_EMAIL, SEED_PASSWORD, SEED_NAME:

  • email: admin@jorgecuadros.local
  • password: ChangeMe!2026
  • role: ADMIN

6. Run the apps (two terminals)

# API  → http://localhost:3001
pnpm --filter @jorgecuadros/api start:dev

# Web  → http://localhost:3000
pnpm --filter @jorgecuadros/web dev

Root shortcuts also exist: pnpm dev:api, pnpm dev:web.

7. Log in

Open http://localhost:3000, sign in with the seeded credentials. Sessions are cookie-based and last 8 hours.


Run it with Docker (full stack)

Builds MySQL + API + web from docker-compose.yml:

export SESSION_SECRET=$(openssl rand -hex 32)
docker compose up --build

Web on http://localhost:3000, API on http://localhost:3001. SESSION_SECRET is required (compose fails without it). After first boot, push the schema and seed a user against the container DB:

docker compose exec api node apps/api/scripts/seed-user.mjs

Common commands

Task Command
Install pnpm install
Dev — API pnpm dev:api
Dev — Web pnpm dev:web
Build all pnpm build
Generate Prisma client pnpm prisma:generate
Push schema (dev) pnpm --filter @jorgecuadros/database exec prisma db push
Prisma Studio pnpm prisma:studio
API tests pnpm --filter @jorgecuadros/api test
Lint (web / api) pnpm --filter @jorgecuadros/web lint · ... /api lint
Seed admin user node apps/api/scripts/seed-user.mjs

Auth & roles

Session auth via Passport local strategy; passwords hashed with Argon2 (no plaintext, unlike the legacy app). Roles gate the UI and API — e.g. managing /catalogos and /usuarios requires the appropriate ability (ADMIN / MANAGER). New users are created by an admin in /usuarios; the first admin comes from the seed script above.


Legacy data migration (optional)

migration/ holds the one-off Python ETL that lifts data out of the old Microsoft Access database into MySQL.

pip install -r migration/requirements.txt
python migration/run_all.py

⚠️ run_all.py truncates and reloads all downstream tables. Never run an individual transform_*.py in isolation — it orphans dependent tables. See migration/RECONCILIATION.md for details.


Scheduled jobs

The API runs two automatic email sweeps. Neither cadence is in the source: both are stored in app_settings and edited at /notificaciones → "Programación de envíos" (ADMIN, setting:manage), taking effect immediately without a restart. Shipped defaults:

Job Default What it does
Pólizas on, 06:00 daily (America/Tijuana) Renewal avisos at 30/15 days before expiry and 7 days after.
Servicios off All four mass-email jobs in order, same as "Ejecutar todos".

A scheduled run never uses the UI's send flags — in particular it ignores debug, so a forgotten test toggle cannot silently stop customer mail. Full detail in docs/MASS_EMAIL_NOTIFICATIONS.md.

Sending needs SES_* in the environment. Without it the API still boots and logs mail to stdout in dev; in production every send fails loudly and is recorded as FAILED rather than quietly going nowhere.


Production notes

  • Use pnpm --filter @jorgecuadros/database exec prisma migrate deploy if/when a committed migration history is adopted; today dev uses db push.
  • Set a strong SESSION_SECRET and a locked-down DATABASE_URL.
  • The API expects WEB_ORIGIN to match the browser origin for session cookies.
  • Documents are stored in MinIO in the deployed environment (see RESUME.md).
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