[ADD] #10 allow resetting future leaves for employees,

all leaves for managers.
Also allow overlapping leaves

verdigado_attendance/__manifest__.py

@@ -26,6 +26,7 @@
         "views/hr_attendance_view.xml",
         "views/hr_attendance_report.xml",
         "views/hr_leave_type.xml",
+        "views/hr_leave.xml",
         "views/hr_menu_human_resources_configuration.xml",
         "views/menu.xml",
     ],

verdigado_attendance/models/__init__.py

@@ -4,4 +4,5 @@
 from . import hr_attendance_break
 from . import hr_attendance_overtime
 from . import hr_attendance_report
+from . import hr_leave
 from . import hr_leave_type

verdigado_attendance/models/hr_leave.py

@@ -0,0 +1,51 @@
+# Copyright 2023 Hunki Enterprises BV
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import api, fields, models
+
+
+class HrLeave(models.Model):
+    _inherit = "hr.leave"
+
+    @api.constrains("date_from", "date_to", "employee_id")
+    def _check_date(self):
+        for this in self:
+            if this.holiday_status_id.allow_overlap:
+                self -= this
+            elif not self.search_count(
+                [
+                    ("date_from", "<", this.date_to),
+                    ("date_to", ">", this.date_from),
+                    ("employee_id", "=", this.employee_id.id),
+                    ("id", "!=", this.id),
+                    ("state", "not in", ["cancel", "refuse"]),
+                    ("holiday_status_id.allow_overlap", "=", False),
+                ]
+            ):
+                self -= this
+        return super(HrLeave, self)._check_date()
+
+    def _check_approval_update(self, state):
+        """Always allow to reset to draft for future leaves"""
+        if state == "draft":
+            self = self.filtered(
+                lambda x: not x.date_from
+                or x.date_from.date() <= fields.Date.today()
+                and self.env.user.employee_id
+                not in (x.manager_id | x.employee_id.leave_manager_id.employee_id)
+            )
+        return super(HrLeave, self)._check_approval_update(state)
+
+    def action_draft(self):
+        """Allow setting to draft from any state"""
+        # manipulate cache to make records look like being in state 'confirm' as
+        # super only allows it for this and 'refuse'
+        self.read([])
+        for this in self:
+            this._cache["state"] = "confirm"
+        return super().action_draft()
+
+    def unlink(self):
+        """Reset to draft before unlink to clean up dependent objects"""
+        self.action_draft()
+        return super().unlink()

verdigado_attendance/models/hr_leave_type.py

@@ -8,6 +8,7 @@ class HrLeaveType(models.Model):
     _inherit = "hr.leave.type"
 
     dashboard_action_id = fields.Many2one("ir.actions.actions")
+    allow_overlap = fields.Boolean()
 
     def _get_days_request(self):
         """Add a formatted version for every field used in calendar header"""

verdigado_attendance/views/hr_leave.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<odoo>
+    <record id="hr_leave_view_form" model="ir.ui.view">
+        <field name="inherit_id" ref="hr_holidays.hr_leave_view_form" />
+        <field name="model">hr.leave</field>
+        <field name="arch" type="xml">
+            <button name="action_draft" position="attributes">
+                <attribute name="attrs">
+                    {'invisible': ['|', ('can_reset', '=', False), ('state', '=',
+                    'draft')]}
+                </attribute>
+            </button>
+        </field>
+    </record>
+</odoo>

verdigado_attendance/views/hr_leave_type.xml

@@ -8,6 +8,7 @@
                 <group name="verdigado">
                     <h2>Verdigado</h2>
                     <field name="dashboard_action_id" />
+                    <field name="allow_overlap" />
                 </group>
             </group>
         </field>

verdigado_attendance/views/menu.xml

@@ -5,5 +5,32 @@
         model="ir.ui.menu"
     >
         <field name="groups_id" eval="[(6, 0, [ref('base.group_no_one')])]" />
+    <record id="action_all_leaves" model="ir.actions.act_window">
+        <field name="name">All leaves</field>
+        <field name="res_model">hr.leave</field>
+        <field name="view_mode">tree,kanban,form,calendar,activity</field>
+        <field
+            name="groups_id"
+            eval="[(6, 0, [ref('hr_holidays.group_hr_holidays_responsible')])]"
+        />
+    </record>
+    <menuitem
+        id="menu_all_leaves"
+        parent="hr_holidays.menu_hr_holidays_root"
+        action="action_all_leaves"
+        sequence="2"
+        groups="hr_holidays.group_hr_holidays_responsible"
+    />
+    <record id="hr_holidays.menu_hr_holidays_dashboard" model="ir.ui.menu">
+        <field name="sequence">3</field>
+    </record>
+    <record id="hr_holidays.menu_hr_holidays_approvals" model="ir.ui.menu">
+        <field name="sequence">4</field>
+    </record>
+    <record id="hr_holidays.menu_hr_holidays_report" model="ir.ui.menu">
+        <field name="sequence">5</field>
+    </record>
+    <record id="hr_holidays.menu_hr_holidays_configuration" model="ir.ui.menu">
+        <field name="sequence">50</field>
     </record>
 </odoo>