oca-ocb-hr/odoo-bringout-oca-ocb-hr_holidays/hr_holidays/views/resource_views.xml

<?xml version='1.0' encoding='UTF-8' ?>
<odoo>
    <!-- Holiday on resource leave -->
    <record id="resource_calendar_leaves_view_search_inherit" model="ir.ui.view">
        <field name="name">resource.calendar.leaves.search.inherit</field>
        <field name="model">resource.calendar.leaves</field>
        <field name="inherit_id" ref="resource.view_resource_calendar_leaves_search"/>
        <field name="arch" type="xml">
            <filter name="resource" position="attributes">
                <attribute name="invisible">1</attribute>
            </filter>
        </field>
    </record>
    <record id="resource_calendar_leave_form_inherit" model="ir.ui.view">
        <field name="name">resource.calendar.leaves.form.inherit</field>
        <field name="model">resource.calendar.leaves</field>
        <field name="inherit_id" ref="resource.resource_calendar_leave_form"/>
        <field name="arch" type="xml">
            <field name="name" position="after">
                <field name="holiday_id" options="{'no_quick_create': True}"/>
            </field>
        </field>
    </record>

    <record id="resource_calendar_leaves_tree_inherit" model="ir.ui.view">
        <field name="name">resource.calendar.leaves.list.inherit</field>
        <field name="model">resource.calendar.leaves</field>
        <field name="inherit_id" ref="resource.resource_calendar_leave_tree"/>
        <field name="mode">primary</field>
        <field name="priority">10</field>
        <field name="arch" type="xml">
            <xpath expr="//list" position="attributes">
                <attribute name="editable">bottom</attribute>
            </xpath>
            <xpath expr="//field[@name='name']" position="attributes">
                <attribute name="string">Name</attribute>
                <attribute name="required">1</attribute>
                <attribute name="placeholder">e.g. New Year's Day</attribute>
            </xpath>
            <xpath expr="//field[@name='resource_id']" position="attributes">
                <attribute name="column_invisible">1</attribute>
            </xpath>
            <xpath expr="//field[@name='date_to']" position="after">
                <field name="company_id" column_invisible="True"/>
                <xpath expr="//field[@name='calendar_id']" position="move"/>
            </xpath>
            <xpath expr="//field[@name='calendar_id']" position="attributes">
                <attribute name="placeholder">All Schedules</attribute>
            </xpath>
        </field>
    </record>

    <record id="resource_calendar_global_leaves_action_from_calendar" model="ir.actions.act_window">
        <field name="name">Public Holidays</field>
        <field name="res_model">resource.calendar.leaves</field>
        <field name="view_mode">list</field>
        <field name="view_id" ref="resource_calendar_leaves_tree_inherit"/>
        <field name="domain">[('resource_id', '=', False)]</field>
        <field name="context">{
            'default_calendar_id': active_id,
            'search_default_calendar_id': active_id}</field>
        <field name="search_view_id" ref="hr_holidays.resource_calendar_leaves_view_search_inherit"/>
    </record>

    <record id="resource_calendar_form_inherit" model="ir.ui.view">
        <field name="name">resource.calendar.form.inherit</field>
        <field name="model">resource.calendar</field>
        <field name="inherit_id" ref="resource.resource_calendar_form"/>
        <field name="arch" type="xml">
            <xpath expr="//button[@name='%(resource.resource_calendar_leaves_action_from_calendar)d']" position="before">
                <button name="%(resource_calendar_global_leaves_action_from_calendar)d" type="action"
                                icon="fa-sun-o" class="oe_stat_button">
                    <div class="o_field_widget o_stat_info">
                        <span class="o_stat_text">
                            <field name="associated_leaves_count" string="Public Holidays" widget="statinfo"/>
                        </span>
                    </div>
                </button>
            </xpath>
        </field>
    </record>

    <record id="open_view_public_holiday" model="ir.actions.act_window">
        <field name="name">Public Holidays</field>
        <field name="res_model">resource.calendar.leaves</field>
        <field name="view_mode">list,form</field>
        <field name="domain">[('resource_id', '=', False)]</field>
        <field name="view_id" ref="resource_calendar_leaves_tree_inherit"/>
        <field name="context">{'search_default_filter_date': True}</field>
        <field name="help" type="html">
            <p class="o_view_nocontent_empty_folder">
                No Public Holidays yet!
            </p>
            <p>
                Public Holidays are non-working days that don't impact employees' balances
            </p>
        </field>
    </record>

    <record id="resource_calendar_view_tree" model="ir.ui.view">
        <field name="name">resource.calendar.view.list.inherit.hr.holidays</field>
        <field name="model">resource.calendar</field>
        <field name="inherit_id" ref="resource.view_resource_calendar_tree"/>
        <field name="arch" type="xml">
            <field name="work_resources_count" position="after">
                <field name="associated_leaves_count" string="# Public Holidays" optional="hide"/>
            </field>
        </field>
    </record>
</odoo>