auto allocation and batch managemnt, tracking the train

apps/edr-freight-api/src/migrations/1781000000003-AddSelectedForBatchStatus.ts

@@ -0,0 +1,36 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+
+export class AddSelectedForBatchStatus1781000000003 implements MigrationInterface {
+  name = 'AddSelectedForBatchStatus1781000000003';
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+      ALTER TABLE freight.bookings
+      ADD COLUMN IF NOT EXISTS selected_for_batch_at TIMESTAMPTZ NULL
+    `);
+
+    await queryRunner.query(`
+      UPDATE freight.bookings
+      SET
+        status = 'SELECTED_FOR_BATCH',
+        selected_for_batch_at = COALESCE(
+          payment_deadline - INTERVAL '5 minutes',
+          updated_at
+        )
+      WHERE status = 'AWAITING_PAYMENT'
+    `);
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+      UPDATE freight.bookings
+      SET status = 'AWAITING_PAYMENT'
+      WHERE status = 'SELECTED_FOR_BATCH'
+    `);
+
+    await queryRunner.query(`
+      ALTER TABLE freight.bookings
+      DROP COLUMN IF EXISTS selected_for_batch_at
+    `);
+  }
+}

apps/edr-freight-api/src/migrations/1781000000004-AddDomesticWeightLimitTradeDirection.ts

@@ -0,0 +1,30 @@
+import { MigrationInterface, QueryRunner } from 'typeorm';
+
+/**
+ * Allow DOMESTIC trade direction on weight_limit_rules (domestic corridor bookings).
+ */
+export class AddDomesticWeightLimitTradeDirection1781000000004
+  implements MigrationInterface
+{
+  name = 'AddDomesticWeightLimitTradeDirection1781000000004';
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.query(`
+      DO $$ BEGIN
+        ALTER TYPE freight.weight_limit_rules_trade_direction_enum ADD VALUE 'DOMESTIC';
+      EXCEPTION
+        WHEN duplicate_object THEN NULL;
+        WHEN undefined_object THEN
+          BEGIN
+            ALTER TYPE weight_limit_rules_trade_direction_enum ADD VALUE 'DOMESTIC';
+          EXCEPTION
+            WHEN duplicate_object THEN NULL;
+          END;
+      END $$;
+    `);
+  }
+
+  public async down(_queryRunner: QueryRunner): Promise<void> {
+    // PostgreSQL does not support removing enum values safely.
+  }
+}