feat(configurator): display_name compute for fp.part.catalog (Sub 2 Task 8)

fusion_plating/fusion_plating_configurator/models/fp_part_catalog.py

@@ -18,8 +18,13 @@ class FpPartCatalog(models.Model):
     _name = 'fp.part.catalog'
     _description = 'Fusion Plating — Part Catalog'
     _inherit = ['mail.thread', 'mail.activity.mixin']
-    _order = 'partner_id, part_number, name'
+    _order = 'partner_id, part_number, revision desc'
 
+    display_name = fields.Char(
+        string='Display Name',
+        compute='_compute_display_name',
+        store=True,
+    )
     name = fields.Char(string='Part Name', required=True, tracking=True)
     partner_id = fields.Many2one(
         'res.partner', string='Customer', required=True, ondelete='cascade',
@@ -348,6 +353,24 @@ class FpPartCatalog(models.Model):
         for part in self:
             part.description_template_count = len(part.description_template_ids)
 
+    @api.depends('part_number', 'revision', 'name')
+    def _compute_display_name(self):
+        """Display = 'PART-NUMBER (Rev X) — Optional Name'.
+
+        Used by m2o pickers, breadcrumbs, kanban cards. Falls back to
+        name-only when part_number is missing (legacy / in-progress records).
+        """
+        for rec in self:
+            if rec.part_number:
+                core = f"{rec.part_number}"
+                if rec.revision:
+                    core += f" (Rev {rec.revision})"
+                if rec.name:
+                    core += f" — {rec.name}"
+                rec.display_name = core
+            else:
+                rec.display_name = rec.name or _('[unnamed part]')
+
     def action_view_customer(self):
         self.ensure_one()
         return {