Refactor(medusa): Create a BaseEntity and SoftDeletableEntity base class for common columns (#1315)

* refactor(medusa): Move some column to a base entity to make it easier to add new models without forgetting some columns

* styles(medusa): Cleanup models

* fix(medusa): typings due to model typings update

* feat(medusa): Cleanup models

* fix(medusa): A model must not return the generateId as part of the entity

* fix(medusa): Plugin integration snapshot

* fix(medusa): Typings from discount-rule-migration scripts

* refactor(medusa): Introduct BaseEntity/SoftDeletableEntity that the entity extends

* styles(medusa): Fix models linting

* test(medusa): Fix integration plugin tests

* feat(medusa): Create generateEntityId standalong function utility and update config to properly supprt ts spec files

* feat(medusa): Update entities to use the new utils to generate and apply the id

* test(medusa): Fix test suits

* feat(medusa): Improve generateEntityId utility

packages/medusa/src/interfaces/models/base-entity.ts

@@ -0,0 +1,21 @@
+import {
+  CreateDateColumn,
+  PrimaryColumn,
+  UpdateDateColumn,
+} from "typeorm"
+import { ulid } from "ulid"
+import { DbAwareColumn, resolveDbType } from "../../utils/db-aware-column"
+
+/**
+ * Base abstract entity for all entities
+ */
+export abstract class BaseEntity {
+  @PrimaryColumn()
+  id: string
+
+  @CreateDateColumn({ type: resolveDbType("timestamptz") })
+  created_at: Date
+
+  @UpdateDateColumn({ type: resolveDbType("timestamptz") })
+  updated_at: Date
+}

packages/medusa/src/interfaces/models/soft-deletable-entity.ts

@@ -0,0 +1,8 @@
+import { BaseEntity } from "./base-entity"
+import { DeleteDateColumn } from "typeorm"
+import { resolveDbType } from "../../utils/db-aware-column"
+
+export abstract class SoftDeletableEntity extends BaseEntity {
+  @DeleteDateColumn({ type: resolveDbType("timestamptz") })
+  deleted_at: Date | null
+}