refactor: organize backend by business responsibility

2026-09-13 13:52:57 +03:00
parent 7fde3ece6e
commit 8ba005346d
145 changed files with 3027 additions and 2346 deletions
@@ -0,0 +1,105 @@
+import { Injectable } from '@nestjs/common';
+import { randomUUID } from 'node:crypto';
+import { Prisma } from '../../../../../generated/prisma/client';
+import { PrismaService } from '../../../../prisma/prisma.service';
+
+import { conflict, missing } from '../application/bank-card-input';
+type Tx = Prisma.TransactionClient;
+const seeds = [
+  'Продукты',
+  'Кафе',
+  'Такси',
+  'Транспорт',
+  'Жильё',
+  'Здоровье',
+  'Покупки',
+  'Развлечения',
+  'Другое',
+];
+@Injectable()
+export class BankCardsRepository {
+  constructor(private readonly prisma: PrismaService) {}
+  async write<T>(run: (tx: Tx) => Promise<T>): Promise<T> {
+    for (let attempt = 0; ; attempt++) {
+      try {
+        return await this.prisma.$transaction(run, {
+          maxWait: 10000,
+          timeout: 15000,
+        });
+      } catch (error) {
+        const code =
+          error instanceof Prisma.PrismaClientKnownRequestError
+            ? error.code
+            : '';
+        const busy =
+          code === 'P2034' ||
+          code === 'P2028' ||
+          (error instanceof Error &&
+            /SQLITE_BUSY|database is locked/.test(error.message));
+        if ((busy || code === 'P2002') && attempt < 2) continue;
+        if (busy) conflict('BANK_WRITE_CONFLICT');
+        if (code === 'P2002') conflict('BANK_DUPLICATE_CATEGORY');
+        throw error;
+      }
+    }
+  }
+  async card(tx: Tx, userId: string, id: string, active = false) {
+    const card = await tx.bankCard.findFirst({ where: { id, userId } });
+    if (!card) return missing();
+    if (active && card.archivedAt) conflict('BANK_CARD_ARCHIVED');
+    return card;
+  }
+  async operation(tx: Tx, userId: string, id: string) {
+    const row = await tx.bankCardOperation.findFirst({ where: { id, userId } });
+    if (!row) return missing();
+    return row;
+  }
+  async seed(tx: Tx, userId: string) {
+    for (const [index, label] of seeds.entries()) {
+      const seedKey = index === 8 ? 'other' : String(index);
+      if (
+        !(await tx.expenseCategory.findUnique({
+          where: { userId_seedKey: { userId, seedKey } },
+        }))
+      )
+        await tx.expenseCategory.create({
+          data: {
+            id: randomUUID(),
+            userId,
+            seedKey,
+            name: label,
+            nameKey: label.toLocaleLowerCase('ru-RU'),
+          },
+        });
+    }
+  }
+  summaryData(
+    userId: string,
+    period: { from: string; to: string },
+    cardId?: string,
+  ) {
+    return this.prisma.$transaction(async (tx) => {
+      if (cardId) await this.card(tx, userId, cardId);
+      const rows = await tx.bankCardOperation.findMany({
+        where: {
+          userId,
+          deletedAt: null,
+          date: { gte: period.from, lte: period.to },
+          kind: { in: ['expense', 'refund'] },
+          ...(cardId ? { cardId } : {}),
+        },
+        include: { originalExpense: { select: { categoryId: true } } },
+      });
+      const categories = await tx.expenseCategory.findMany({
+        where: { userId },
+      });
+      return {
+        operations: rows.map((row) => ({
+          ...row,
+          categoryId: row.originalExpense?.categoryId ?? row.categoryId,
+        })),
+        categories,
+      };
+    });
+  }
+}