[IMP] pms: wizard unify line room ids

pms/wizards/__init__.py

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+from . import wizard_reservation

pms/wizards/wizard_reservation.py

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+
+from odoo import models, fields
+
+class ReservationWizard(models.TransientModel):
+    _name = 'pms.reservation.wizard'
+    allowed_rooms = fields.One2many('pms.room', compute="_compute_allowed_rooms")
+    options = fields.Many2one('pms.room', string='Room')
+
+    def _compute_allowed_rooms(self):
+        for record in self:
+            record.allowed_rooms = self._context.get('rooms_available')
+
+    def unify(self):
+        if self.options:
+            for record in self:
+                for line in self.env['pms.reservation'].search([('id', '=', self._context.get('active_id'))]).reservation_line_ids:
+                    line.room_id = self.options
+

pms/wizards/wizard_reservation.xml

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+<?xml version="1.0" ?>
+<odoo>
+	<record id="reservation_wizard" model="ir.ui.view">
+       <field name="name">Reservation Wizard</field>
+       <field name="model">pms.reservation.wizard</field>
+       <field name="arch" type="xml">
+           <form string="Choose The Details">
+               <group>
+                   <field name="options"
+                          string="Suggested rooms to unify the reservation:"
+                          options="{'no_create': True,'no_open': True}"
+                          required="1"
+                          domain="[('id', 'in', allowed_rooms)]"/>
+                   <field name="allowed_rooms" invisible="1"/>
+               </group>
+               <footer>
+                   <button name="unify" string="Unify" type="object" class="oe_highlight"  />
+                   or
+                   <button string="Cancel" class="oe_link" special="cancel"/>
+               </footer>
+           </form>
+        </field>
+    </record>
+</odoo>