fix(API): reduce code duplication between DB entities (#4351)

packages/cli/src/databases/entities/CredentialsEntity.ts

@@ -1,56 +1,12 @@
-/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
-/* eslint-disable import/no-cycle */
-import { ICredentialNodeAccess } from 'n8n-workflow';
-
-import {
-	BeforeUpdate,
-	Column,
-	CreateDateColumn,
-	Entity,
-	Index,
-	OneToMany,
-	PrimaryGeneratedColumn,
-	UpdateDateColumn,
-} from 'typeorm';
-
+import type { ICredentialNodeAccess } from 'n8n-workflow';
+import { Column, Entity, Index, OneToMany, PrimaryGeneratedColumn } from 'typeorm';
 import { IsArray, IsObject, IsString, Length } from 'class-validator';
-import * as config from '../../../config';
-import { DatabaseType, ICredentialsDb } from '../..';
 import { SharedCredentials } from './SharedCredentials';
-
-function resolveDataType(dataType: string) {
-	const dbType = config.getEnv('database.type');
-
-	const typeMap: { [key in DatabaseType]: { [key: string]: string } } = {
-		sqlite: {
-			json: 'simple-json',
-		},
-		postgresdb: {
-			datetime: 'timestamptz',
-		},
-		mysqldb: {},
-		mariadb: {},
-	};
-
-	return typeMap[dbType][dataType] ?? dataType;
-}
-
-// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
-function getTimestampSyntax() {
-	const dbType = config.getEnv('database.type');
-
-	const map: { [key in DatabaseType]: string } = {
-		sqlite: `STRFTIME('%Y-%m-%d %H:%M:%f', 'NOW')`,
-		postgresdb: 'CURRENT_TIMESTAMP(3)',
-		mysqldb: 'CURRENT_TIMESTAMP(3)',
-		mariadb: 'CURRENT_TIMESTAMP(3)',
-	};
-
-	return map[dbType];
-}
+import { AbstractEntity, jsonColumnType } from './AbstractEntity';
+import type { ICredentialsDb } from '../../Interfaces';
 
 @Entity()
-export class CredentialsEntity implements ICredentialsDb {
+export class CredentialsEntity extends AbstractEntity implements ICredentialsDb {
 	@PrimaryGeneratedColumn()
 	id: number;
 
@@ -75,22 +31,7 @@ export class CredentialsEntity implements ICredentialsDb {
 	@OneToMany(() => SharedCredentials, (sharedCredentials) => sharedCredentials.credentials)
 	shared: SharedCredentials[];
 
-	@Column(resolveDataType('json'))
+	@Column(jsonColumnType)
 	@IsArray()
 	nodesAccess: ICredentialNodeAccess[];
-
-	@CreateDateColumn({ precision: 3, default: () => getTimestampSyntax() })
-	createdAt: Date;
-
-	@UpdateDateColumn({
-		precision: 3,
-		default: () => getTimestampSyntax(),
-		onUpdate: getTimestampSyntax(),
-	})
-	updatedAt: Date;
-
-	@BeforeUpdate()
-	setUpdateDate() {
-		this.updatedAt = new Date();
-	}
 }