chore: add secp256k1 key interface

package.json

@@ -1,6 +1,6 @@
 {
   "name": "lacpass-key-manager",
-  "version": "0.0.7",
+  "version": "0.0.8",
   "description": "Rest api for laccpass key manager",
   "main": "dist/src/index.js",
   "types": "dist/src/index.d.ts",

src/controllers/secp256k1.controller.ts

@@ -1,12 +1,12 @@
 import { JsonController, Post, BadRequestError } from 'routing-controllers';
 import { Service } from 'typedi';
-import { Secp256k1Service } from '../services/secp256k1.service';
+import { Secp256k1DbService } from '../services/secp256k1Db.service';
 import { ErrorsMessages } from '../constants/errorMessages';
 
 @JsonController('/secp256k1')
 @Service()
 export class Secp256k1Controller {
-  constructor(private readonly secp256k1Service: Secp256k1Service) {}
+  constructor(private readonly secp256k1Service: Secp256k1DbService) {}
 
   @Post('/')
   async create(): Promise<any> {

src/index.ts

@@ -1,2 +1,3 @@
-export { Secp256k1Service } from './services/secp256k1.service';
+export { Secp256k1DbService } from './services/secp256k1Db.service';
+export { Secp256k1Service } from './services/interfaces/Secp256k1';
 export { Secp256k1 } from './entities/secp256k1.entity';

src/services/interfaces/Secp256k1.ts

@@ -0,0 +1,11 @@
+export type key = {
+  keyId: string;
+  address: string;
+};
+export interface Secp256k1Service {
+  show(id: string): Promise<any>;
+
+  createKey(): Promise<key>;
+
+  deleteKey(id: string): Promise<any>;
+}

src/services/secp256k1.service.ts → src/services/secp256k1Db.service.ts

@@ -3,16 +3,17 @@ import { getRepository } from 'typeorm';
 import { Secp256k1 } from '../entities/secp256k1.entity';
 import { ethers } from 'ethers';
 import { EntityMapper } from '@clients/mapper/entityMapper.service';
+import { Secp256k1Service, key } from './interfaces/Secp256k1';
 
 @Service()
-export class Secp256k1Service {
+export class Secp256k1DbService implements Secp256k1Service {
   private readonly secp256k1Repository = getRepository<Secp256k1>(Secp256k1);
 
   show(id: string) {
     return this.secp256k1Repository.findOne(id);
   }
 
-  async createKey() {
+  async createKey(): Promise<key> {
     const secp256k1 = EntityMapper.mapTo(Secp256k1, {});
     const account = ethers.Wallet.createRandom();
     secp256k1.key = account.privateKey;