folder rename

fusion_plating/fusion_plating_bridge_mrp/models/fp_batch.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+# Copyright 2026 Nexa Systems Inc.
+# License OPL-1 (Odoo Proprietary License v1.0)
+# Part of the Fusion Plating product family.
+
+from odoo import fields, models
+
+
+class FpBatch(models.Model):
+    """Extend batch with M2M link to MRP work orders.
+
+    GAP 6: Batch ↔ Work Order linkage so the shop knows which WOs
+    were processed in which tank batch (rack/barrel load).
+    """
+    _inherit = 'fusion.plating.batch'
+
+    workorder_ids = fields.Many2many(
+        'mrp.workorder',
+        'fp_batch_mrp_workorder_rel',
+        'batch_id',
+        'workorder_id',
+        string='Work Orders',
+        help='MRP work orders processed in this batch.',
+    )
+    workorder_count = fields.Integer(
+        string='WO Count',
+        compute='_compute_workorder_count',
+    )
+
+    def _compute_workorder_count(self):
+        for rec in self:
+            rec.workorder_count = len(rec.workorder_ids)