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/**
* tickets.repository.ts
*
* Camada de acesso a dados do módulo de tickets.
* É a ÚNICA camada que importa e usa o Drizzle diretamente.
*
* Recebe `db` como parâmetro em vez de importar o singleton,
* o que facilita testes unitários com banco em memória.
*/
import { eq, and, count, desc, type SQL } from 'drizzle-orm';
import type { Database } from '@/db/connection.js';
import { tickets, users, categories, type NewTicket } from '@/db/schema.js';
import { alias } from 'drizzle-orm/sqlite-core';
import type { ListTicketsQuery } from './tickets.schema.js';
// ─── Criação ──────────────────────────────────────────────────────────────────
export async function createTicket(
db: Database,
data: NewTicket,
) {
const [ticket] = await db
.insert(tickets)
.values({
...data,
createdAt: new Date().toISOString(),
updatedAt: new Date().toISOString(),
})
.returning();
return ticket;
}
// ─── Listagem com filtros e paginação ─────────────────────────────────────────
export async function findManyTickets(
db: Database,
filters: ListTicketsQuery,
) {
const { status, priority, assigneeId, creatorId, categoryId, page, limit } = filters;
const offset = (page - 1) * limit;
// Constrói array de condições dinamicamente
// Apenas condições com valor definido são incluídas no WHERE
const conditions: SQL[] = [];
if (status) conditions.push(eq(tickets.status, status));
if (priority) conditions.push(eq(tickets.priority, priority));
if (assigneeId) conditions.push(eq(tickets.assigneeId, assigneeId));
if (creatorId) conditions.push(eq(tickets.creatorId, creatorId));
if (categoryId) conditions.push(eq(tickets.categoryId, categoryId));
const where = conditions.length > 0 ? and(...conditions) : undefined;
const creatorAlias = alias(users, 'creator');
const assigneeAlias = alias(users, 'assignee');
const rows = await db
.select({
id: tickets.id,
title: tickets.title,
description: tickets.description,
status: tickets.status,
priority: tickets.priority,
creatorId: tickets.creatorId,
assigneeId: tickets.assigneeId,
categoryId: tickets.categoryId,
dueAt: tickets.dueAt,
resolvedAt: tickets.resolvedAt,
createdAt: tickets.createdAt,
updatedAt: tickets.updatedAt,
creatorName: creatorAlias.name,
assigneeName: assigneeAlias.name,
categoryName: categories.name,
})
.from(tickets)
.leftJoin(creatorAlias, eq(tickets.creatorId, creatorAlias.id))
.leftJoin(assigneeAlias, eq(tickets.assigneeId, assigneeAlias.id))
.leftJoin(categories, eq(tickets.categoryId, categories.id))
.where(where)
.orderBy(desc(tickets.createdAt)) // Mais recentes primeiro
.limit(limit)
.offset(offset);
return rows;
}
// ─── Contagem (para meta de paginação) ───────────────────────────────────────
export async function countTickets(
db: Database,
filters: Omit<ListTicketsQuery, 'page' | 'limit'>,
) {
const { status, priority, assigneeId, creatorId, categoryId } = filters;
const conditions: SQL[] = [];
if (status) conditions.push(eq(tickets.status, status));
if (priority) conditions.push(eq(tickets.priority, priority));
if (assigneeId) conditions.push(eq(tickets.assigneeId, assigneeId));
if (creatorId) conditions.push(eq(tickets.creatorId, creatorId));
if (categoryId) conditions.push(eq(tickets.categoryId, categoryId));
const where = conditions.length > 0 ? and(...conditions) : undefined;
const [result] = await db
.select({ total: count() })
.from(tickets)
.where(where);
return result?.total ?? 0;
}
// ─── Busca por ID ─────────────────────────────────────────────────────────────
export async function findTicketById(db: Database, id: number) {
const creatorAlias = alias(users, 'creator');
const assigneeAlias = alias(users, 'assignee');
const [ticket] = await db
.select({
id: tickets.id,
title: tickets.title,
description: tickets.description,
status: tickets.status,
priority: tickets.priority,
creatorId: tickets.creatorId,
assigneeId: tickets.assigneeId,
categoryId: tickets.categoryId,
dueAt: tickets.dueAt,
resolvedAt: tickets.resolvedAt,
createdAt: tickets.createdAt,
updatedAt: tickets.updatedAt,
creatorName: creatorAlias.name,
assigneeName: assigneeAlias.name,
categoryName: categories.name,
})
.from(tickets)
.leftJoin(creatorAlias, eq(tickets.creatorId, creatorAlias.id))
.leftJoin(assigneeAlias, eq(tickets.assigneeId, assigneeAlias.id))
.leftJoin(categories, eq(tickets.categoryId, categories.id))
.where(eq(tickets.id, id))
.limit(1);
return ticket ?? null;
}
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