Introduce new wizard and counters

hr_holidays_usability/report/__init__.py

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+# -*- encoding: utf-8 -*-
+from . import hr_holidays_employee_counter

hr_holidays_usability/report/hr_holidays_employee_counter.py

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+# -*- encoding: utf-8 -*-
+##############################################################################
+#
+#    HR Holidays Usability module for Odoo
+#    Copyright (C) 2015 Akretion (http://www.akretion.com)
+#    @author Alexis de Lattre <alexis.delattre@akretion.com>
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU Affero General Public License as
+#    published by the Free Software Foundation, either version 3 of the
+#    License, or (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU Affero General Public License for more details.
+#
+#    You should have received a copy of the GNU Affero General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+##############################################################################
+
+from openerp import tools
+from openerp.osv import fields, orm
+
+
+class HrHolidaysEmployeeCounter(orm.Model):
+    _name = 'hr.holidays.employee.counter'
+    _description = 'Counters for holidays of employees'
+    _auto = False
+    _rec_name = 'employee_id'
+    _order = 'employee_id'
+
+    _columns = {
+        'employee_id': fields.many2one('hr.employee', "Employee"),
+        'holiday_status_id': fields.many2one(
+            "hr.holidays.status", "Leave Type"),
+        'current_leaves_taken': fields.float('Current Leaves Taken'),
+        'current_remaining_leaves': fields.float('Current Remaining Leaves'),
+        'total_allocated_leaves': fields.float('Total Allocated Leaves'),
+        }
+
+    def init(self, cr):
+        tools.drop_view_if_exists(cr, 'hr_holidays_employee_counter')
+        cr.execute("""
+            CREATE or REPLACE view hr_holidays_employee_counter AS (
+                SELECT
+                    min(hh.id) AS id,
+                    hh.employee_id AS employee_id,
+                    hh.holiday_status_id AS holiday_status_id,
+                    sum(
+                        CASE WHEN hh.type='remove'
+                        THEN hh.number_of_days * -1
+                        ELSE 0
+                        END) AS current_leaves_taken,
+                    sum(hh.number_of_days) AS current_remaining_leaves,
+                    sum(
+                        CASE WHEN hh.type = 'add'
+                        THEN hh.number_of_days
+                        ELSE 0
+                        END) AS total_allocated_leaves
+                FROM
+                    hr_holidays hh
+                    JOIN hr_holidays_status hhs
+                        ON (hhs.id=hh.holiday_status_id)
+                WHERE
+                    hh.state='validate' AND
+                    hhs.limit=False
+                GROUP BY hh.employee_id, hh.holiday_status_id
+            )
+            """)

hr_holidays_usability/report/hr_holidays_employee_counter_view.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<openerp>
+<data>
+
+<record id="hr_holidays_employee_counter_tree" model="ir.ui.view">
+    <field name="name">hr.holidays.employee.counter.tree</field>
+    <field name="model">hr.holidays.employee.counter</field>
+    <field name="arch" type="xml">
+        <tree string="Employee Holidays Counters">
+            <field name="employee_id"
+                invisible="not context.get('hr_holidays_employee_counter_tree_main_view')"/>
+            <field name="holiday_status_id"/>
+            <field name="current_leaves_taken"/>
+            <field name="current_remaining_leaves" sum="Total Remaining Leaves"/>
+            <field name="total_allocated_leaves"/>
+        </tree>
+    </field>
+</record>
+
+<record id="hr_holidays_employee_counter_search" model="ir.ui.view">
+    <field name="name">hr.holidays.employee.counter.search</field>
+    <field name="model">hr.holidays.employee.counter</field>
+    <field name="arch" type="xml">
+        <search>
+            <field name="employee_id"/>
+            <group string="Group By" name="groupby">
+                <filter name="employee_groupby" string="Employee" context="{'group_by': 'employee_id'}"/>
+                <filter name="holiday_status_groupby" string="Leave Type"
+                    context="{'group_by': 'holiday_status_id'}"/>
+            </group>
+        </search>
+    </field>
+</record>
+
+<record id="hr_holidays_employee_counter_action" model="ir.actions.act_window">
+    <field name="name">Counters</field>
+    <field name="res_model">hr.holidays.employee.counter</field>
+    <field name="view_mode">tree</field>
+    <field name="context">{'hr_holidays_employee_counter_tree_main_view': 1}</field>
+</record>
+
+<menuitem id="hr_holidays_employee_counter_menu"
+    action="hr_holidays_employee_counter_action"
+    parent="hr_holidays.menu_open_ask_holidays"/>
+
+
+</data>
+</openerp>