diff --git a/purchase_customer_requisition/__manifest__.py b/purchase_customer_requisition/__manifest__.py
index 62997ec..63bd0bd 100644
--- a/purchase_customer_requisition/__manifest__.py
+++ b/purchase_customer_requisition/__manifest__.py
@@ -11,13 +11,12 @@
     """,
     'license': 'LGPL-3',
     'depends': [
-        'purchase', 
+        'purchase_stock',
         'sale_purchase',
         'purchase_requisition'
     ],
     'data': [
         'security/ir.model.access.csv',
-        'views/customer_supplier_requisition_views.xml',
         'views/purchase_views.xml',
         'views/purchase_requisition_views.xml',
     ],
diff --git a/purchase_customer_requisition/models/purchase_order_line.py b/purchase_customer_requisition/models/purchase_order_line.py
index 516f121..b5163ce 100644
--- a/purchase_customer_requisition/models/purchase_order_line.py
+++ b/purchase_customer_requisition/models/purchase_order_line.py
@@ -3,18 +3,64 @@ from odoo import models, fields, api
 class PurchaseOrderLine(models.Model):
     _inherit = 'purchase.order.line'
 
-    customer_requisition_ref = fields.Char(
-        string='Customer Requisition Ref',
-        related='order_id.requisition_id.customer_requisition_ref',
+    customer_ids = fields.Many2many(
+        related='order_id.requisition_id.customer_ids',
+        string='Customers',
         store=True,
-        help='Customer requisition reference'
+        help='Customers associated with this purchase order line'
     )
 
+    requisition_id = fields.Many2one(
+        related='order_id.requisition_id',
+        string='Purchase Requisition',
+        store=True
+    )
+
+    def _get_product_purchase_description(self, product_lang):
+        name = super()._get_product_purchase_description(product_lang)
+        if self.requisition_id:
+            name = f"[REQ/{self.requisition_id.name}] {name}"
+        if self.customer_ids:
+            name = f"[{', '.join(self.customer_ids.mapped('name'))}] {name}"
+        return name
+
+    @api.model
+    def _prepare_purchase_order_line(self, product_id, product_qty, product_uom, company_id, supplier, po):
+        res = super()._prepare_purchase_order_line(product_id, product_qty, product_uom, company_id, supplier, po)
+        # Si on a une réquisition, on ne veut pas regrouper les lignes
+        if po.requisition_id:
+            existing_line = po.order_line.filtered(lambda l: l.product_id == product_id and l.requisition_id == po.requisition_id)
+            if existing_line:
+                # Créer une nouvelle ligne au lieu de mettre à jour la quantité
+                res['product_qty'] = product_qty
+            else:
+                res['product_qty'] = product_qty
+        return res
+
     @api.model_create_multi
     def create(self, vals_list):
         lines = super().create(vals_list)
         for line in lines:
-            if line.customer_requisition_ref:
-                if line.name:
-                    line.name = f"[{line.customer_requisition_ref}] {line.name}"
+            if line.name:
+                name = line.name
+                if line.requisition_id:
+                    name = f"[REQ/{line.requisition_id.name}] {name}"
+                if line.customer_ids:
+                    name = f"[{', '.join(line.customer_ids.mapped('name'))}] {name}"
+                line.name = name
         return lines
+
+    def _find_candidate(self, product_id, product_qty, product_uom, location_id, name, origin, company_id, values):
+        return super(
+            PurchaseOrderLine, self.filtered(lambda line: not line.requisition_id))._find_candidate(
+            product_id, 
+            product_qty, 
+            product_uom, 
+            location_id, 
+            name, 
+            origin, 
+            company_id, 
+            values
+        )
+
+    
\ No newline at end of file
diff --git a/purchase_customer_requisition/models/purchase_requisition.py b/purchase_customer_requisition/models/purchase_requisition.py
index f22d41d..33fcfa2 100644
--- a/purchase_customer_requisition/models/purchase_requisition.py
+++ b/purchase_customer_requisition/models/purchase_requisition.py
@@ -3,25 +3,9 @@ from odoo import models, fields, api
 class PurchaseRequisition(models.Model):
     _inherit = 'purchase.requisition'
 
-    customer_id = fields.Many2one(
+    customer_ids = fields.Many2many(
         comodel_name='res.partner',
         string='Customer',
         domain=[('customer_rank', '>', 0)],
         help='Customer for whom this requisition is created'
     )
-    
-    customer_requisition_ref = fields.Char(
-        string='Customer Requisition Ref',
-        help='Customer requisition reference'
-    )
-
-    def action_in_progress(self):
-        res = super().action_in_progress()
-        for requisition in self:
-            if requisition.customer_requisition_ref:
-                # Update all related PO lines description
-                for po in requisition.purchase_ids:
-                    for line in po.order_line:
-                        if line.name and not line.name.startswith(f'[{requisition.customer_requisition_ref}]'):
-                            line.name = f'[{requisition.customer_requisition_ref}] {line.name}'
-        return res