internal Id to member

src/migrations/1735822722235-internalId.ts

@@ -0,0 +1,47 @@
+import { MigrationInterface, QueryRunner, TableColumn } from "typeorm";
+import { membership } from "../entity/membership";
+import { member } from "../entity/member";
+
+export class InternalId1735822722235 implements MigrationInterface {
+  name = "InternalId1735822722235";
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.addColumn(
+      "member",
+      new TableColumn({
+        name: "internalId",
+        type: "varchar",
+        length: "255",
+        default: null,
+        isNullable: true,
+        isUnique: true,
+      })
+    );
+
+    let memberships = await queryRunner.manager.getRepository(membership).find();
+    console.log(memberships);
+    let internalIds = memberships.reduce<{ [key: number]: Array<string> }>((acc, cur) => {
+      let memberId = cur.memberId;
+      let setIds = acc[memberId] ?? [];
+      if (cur?.internalId) {
+        setIds.push(cur.internalId);
+      }
+      acc[memberId] = setIds;
+      return acc;
+    }, {});
+
+    console.log(internalIds);
+    for (const [id, value] of Object.entries(internalIds)) {
+      const ids = value.filter((v) => v != null).join(", ");
+      if (ids) {
+        let m = await queryRunner.manager.getRepository(member).findOneByOrFail({ id: parseInt(id) });
+        m.internalId = ids;
+        await queryRunner.manager.getRepository(member).save(m);
+      }
+    }
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.dropColumn("member", "internalId");
+  }
+}