Merge pull request #3777 from akhilmhdh/feat/seq-access-request

feat: Sequentail access approval request

backend/src/db/migrations/20250603094506_access-request-sequential.ts

@@ -0,0 +1,44 @@
+import { Knex } from "knex";
+
+import { TableName } from "../schemas";
+
+export async function up(knex: Knex): Promise<void> {
+  const hasStepColumn = await knex.schema.hasColumn(TableName.AccessApprovalPolicyApprover, "sequence");
+  const hasApprovalRequiredColumn = await knex.schema.hasColumn(
+    TableName.AccessApprovalPolicyApprover,
+    "approvalsRequired"
+  );
+  if (!hasStepColumn || !hasApprovalRequiredColumn) {
+    await knex.schema.alterTable(TableName.AccessApprovalPolicyApprover, (t) => {
+      if (!hasStepColumn) t.integer("sequence").defaultTo(1);
+      if (!hasApprovalRequiredColumn) t.integer("approvalsRequired").nullable();
+    });
+  }
+
+  // set rejected status for all access request that was rejected and still has status pending
+  const subquery = knex(TableName.AccessApprovalRequest)
+    .leftJoin(
+      TableName.AccessApprovalRequestReviewer,
+      `${TableName.AccessApprovalRequestReviewer}.requestId`,
+      `${TableName.AccessApprovalRequest}.id`
+    )
+    .where(`${TableName.AccessApprovalRequest}.status` as "status", "pending")
+    .where(`${TableName.AccessApprovalRequestReviewer}.status` as "status", "rejected")
+    .select(`${TableName.AccessApprovalRequest}.id`);
+
+  await knex(TableName.AccessApprovalRequest).where("id", "in", subquery).update("status", "rejected");
+}
+
+export async function down(knex: Knex): Promise<void> {
+  const hasStepColumn = await knex.schema.hasColumn(TableName.AccessApprovalPolicyApprover, "sequence");
+  const hasApprovalRequiredColumn = await knex.schema.hasColumn(
+    TableName.AccessApprovalPolicyApprover,
+    "approvalsRequired"
+  );
+  if (hasStepColumn || hasApprovalRequiredColumn) {
+    await knex.schema.alterTable(TableName.AccessApprovalPolicyApprover, (t) => {
+      if (hasStepColumn) t.dropColumn("sequence");
+      if (hasApprovalRequiredColumn) t.dropColumn("approvalsRequired");
+    });
+  }
+}