im_livechat/report/im_livechat_report_channel_views.xml

<?xml version="1.0"?>
<odoo>
    <data>

        <record id="im_livechat_report_channel_view_pivot" model="ir.ui.view">
            <field name="name">im_livechat.report.channel.pivot</field>
            <field name="model">im_livechat.report.channel</field>
            <field name="arch" type="xml">
                <pivot string="Livechat Support Statistics" disable_linking="1" sample="1">
                    <field name="technical_name" type="row"/>
                    <field name="duration" type="measure" string="Duration of Session (min)"/>
                    <field name="nbr_message" type="measure" string="Messages per session"/>
                    <field name="is_without_answer" invisible="True"/>
                </pivot>
            </field>
        </record>

        <record id="im_livechat_report_channel_view_graph" model="ir.ui.view">
            <field name="name">im_livechat.report.channel.graph</field>
            <field name="model">im_livechat.report.channel</field>
            <field name="arch" type="xml">
                <graph string="Livechat Support Statistics" sample="1" disable_linking="1">
                    <field name="technical_name"/>
                    <field name="nbr_message" type="measure" string="Messages per session"/>
                    <field name="duration" string="Duration of Session (min)"/>
                    <field name="is_without_answer" invisible="True"/>
                </graph>
            </field>
        </record>

        <record id="im_livechat_report_channel_view_search" model="ir.ui.view">
            <field name="name">im_livechat.report.channel.search</field>
            <field name="model">im_livechat.report.channel</field>
            <field name="arch" type="xml">
                <search string="Search report">
                    <field name="channel_name"/>
                    <filter name="missed_session" string="Missed sessions" domain="[('nbr_speaker','&lt;=', 1)]"/>
                    <filter name="treated_session" string="Treated sessions" domain="[('nbr_speaker','&gt;', 1)]"/>
                    <filter name="last_24h" string="Last 24h" domain="[('start_date','&gt;', (context_today() - datetime.timedelta(days=1)).strftime('%Y-%m-%d') )]"/>
                    <filter name="start_date_filter" string="This Week" domain="[
                        ('start_date', '>=', (datetime.datetime.combine(context_today() + relativedelta(weeks=-1,days=1,weekday=0), datetime.time(0,0,0)).to_utc()).strftime('%Y-%m-%d %H:%M:%S')),
                        ('start_date', '&lt;', (datetime.datetime.combine(context_today() + relativedelta(days=1,weekday=0), datetime.time(0,0,0)).to_utc()).strftime('%Y-%m-%d %H:%M:%S'))]"/>
                    <separator/>
                    <filter name="filter_start_date" date="start_date"/>
                    <group expand="0" string="Group By...">
                        <filter name="group_by_session" string="Code" domain="[]" context="{'group_by':'technical_name'}"/>
                        <filter name="group_by_channel" string="Channel" domain="[]" context="{'group_by':'channel_id'}"/>
                        <filter name="group_by_operator" string="Operator" domain="[('partner_id','!=', False)]" context="{'group_by':'partner_id'}"/>
                        <separator orientation="vertical" />
                        <filter name="group_by_hour" string="Creation date (hour)" domain="[]" context="{'group_by':'start_date_hour'}"/>
                        <filter name="group_by_month" string="Creation date" domain="[]" context="{'group_by':'start_date:month'}" />
                    </group>
                </search>
            </field>
        </record>

        <record id="im_livechat_report_channel_action" model="ir.actions.act_window">
            <field name="name">Session Statistics</field>
            <field name="res_model">im_livechat.report.channel</field>
            <field name="view_mode">graph,pivot</field>
            <field name="context">{"search_default_last_week":1, "group_by": "start_date:day"}</field>
            <field name="help">Livechat Support Channel Statistics allows you to easily check and analyse your company livechat session performance. Extract information about the missed sessions, the audience, the duration of a session, etc.</field>
        </record>

        <record id="im_livechat_report_channel_time_to_answer_action" model="ir.actions.act_window">
            <field name="name">Session Statistics</field>
            <field name="res_model">im_livechat.report.channel</field>
            <field name="view_mode">graph,pivot</field>
            <field name="context">{"graph_measure": "time_to_answer", "search_default_last_week":1}</field>
            <field name="help" type="html">
                <p class="o_view_nocontent_smiling_face">
                    No data yet!
                </p>
            </field>
        </record>

        <menuitem
            id="menu_reporting_livechat_channel"
            name="Session Statistics"
            parent="menu_reporting_livechat"
            sequence="10"
            action="im_livechat_report_channel_action"/>


    </data>
</odoo>