blame and claim refactored

src/claim-request-management/entites/db-service/claim-case.db.service.ts

@@ -0,0 +1,51 @@
+import { Injectable } from "@nestjs/common";
+import { InjectModel } from "@nestjs/mongoose";
+import { FilterQuery, Model, Types } from "mongoose";
+import { ClaimCase, ClaimCaseDocument } from "../schema/claim-cases.schema";
+
+@Injectable()
+export class ClaimCaseDbService {
+  constructor(
+    @InjectModel(ClaimCase.name)
+    private readonly claimCaseModel: Model<ClaimCaseDocument>,
+  ) {}
+
+  async create(payload: Partial<ClaimCase>): Promise<ClaimCaseDocument> {
+    return this.claimCaseModel.create(payload);
+  }
+
+  async findById(id: string | Types.ObjectId): Promise<ClaimCaseDocument | null> {
+    return this.claimCaseModel.findById(id);
+  }
+
+  async findOne(filter: FilterQuery<ClaimCase>): Promise<ClaimCaseDocument | null> {
+    return this.claimCaseModel.findOne(filter);
+  }
+
+  async findByIdAndUpdate(
+    id: string | Types.ObjectId,
+    update: any,
+  ): Promise<ClaimCaseDocument | null> {
+    return this.claimCaseModel.findByIdAndUpdate(id, update, { new: true });
+  }
+
+  async find(
+    filter: FilterQuery<ClaimCase>,
+    options?: { lean?: boolean; select?: string },
+  ): Promise<ClaimCaseDocument[] | Record<string, unknown>[]> {
+    if (options?.lean) {
+      const query = options?.select
+        ? this.claimCaseModel.find(filter).select(options.select).lean()
+        : this.claimCaseModel.find(filter).lean();
+      return query.exec() as Promise<Record<string, unknown>[]>;
+    }
+    const query = options?.select
+      ? this.claimCaseModel.find(filter).select(options.select)
+      : this.claimCaseModel.find(filter);
+    return query.exec() as Promise<ClaimCaseDocument[]>;
+  }
+
+  async countByFilter(filter: FilterQuery<ClaimCase>): Promise<number> {
+    return this.claimCaseModel.countDocuments(filter);
+  }
+}