add smart random

src/modules/decks/infrastructure/grades.repository.ts

@@ -0,0 +1,59 @@
+import { Injectable, InternalServerErrorException, Logger } from '@nestjs/common'
+import { PrismaService } from '../../../prisma.service'
+
+@Injectable()
+export class GradesRepository {
+  constructor(private prisma: PrismaService) {}
+
+  private readonly logger = new Logger(GradesRepository.name)
+
+  async createGrade({
+    cardId,
+    userId,
+    deckId,
+    grade,
+  }: {
+    cardId: string
+    userId: string
+    deckId: string
+    grade: number
+  }) {
+    try {
+      return await this.prisma.grade.upsert({
+        where: {
+          userId,
+          cardId,
+          deckId,
+        },
+        update: {
+          grade,
+          shots: {
+            increment: 1,
+          },
+        },
+        create: {
+          grade,
+          shots: 1,
+          user: {
+            connect: {
+              id: userId,
+            },
+          },
+          card: {
+            connect: {
+              id: cardId,
+            },
+          },
+          deck: {
+            connect: {
+              id: deckId,
+            },
+          },
+        },
+      })
+    } catch (e) {
+      this.logger.error(e?.message)
+      throw new InternalServerErrorException(e?.message)
+    }
+  }
+}