GOLEM/golem_activity_registration_state/report/golem_member_report.xml

<?xml version="1.0" encoding="utf-8"?>

<!--
Copyright 2017 Fabien Bourgeois <fabien@yaltik.com>
Copyright 2018 Michel Dessenne <michel@yaltik.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/>.
-->

<odoo>

      <template id="activity" inherit_id="golem_member.report_golem_member_template">
          <xpath expr="//th[@id='activity_inherit_th']" position="after">
            <th>State</th>
            <th>Price</th>
          </xpath>
          <xpath expr="//td[@id='activity_inherit_td']" position="after">
            <td class="col-xs-2">
              <span t-field="t.state" />
            </td>
            <td class="col-xs-2">
              <span t-field="t.activity_price" t-field-options="{'widget': 'monetary',
                              'display_currency': o.currency_id}"/>
            </td>
          </xpath>
          <xpath expr="//tr[@id='activity_inherit_price_sum']" position="before">
            <t t-set="price_sum" t-value="0"/>
          </xpath>
          <xpath expr="//tr[@id='activity_inherit_price_sum']" position="inside">
            <t t-set="price_sum" t-value="price_sum + t.activity_price"/>
          </xpath>
          <xpath expr="//tr[@id='activity_inherit_total']" position="replace">
              <tfoot>
                <tr>
                  <td><td><td><td><td><td><td>
                    <td>
                      <strong>
                        TOTAL
                      </strong>
                    </td>
                    <td>
                      <t t-esc="price_sum"
                       t-esc-options="{'widget': 'monetary',
                                       'display_currency': o.currency_id}"/>
                      </td>
                  </td></td></td></td></td></td></td>
                </tr>
              </tfoot>
          </xpath>

          <xpath expr="//table[@id='table_activity_ref']" position="after">
            <table class="table table-striped">
              <thead>
                <strong>Invoices</strong>
                <tr>
                  <th>Activity</th>
                  <th>Date</th>
                  <th>State</th>
                  <th>Amount</th>
                </tr>
              </thead>
              <tbody>
                <t t-foreach="docs" t-as="o">
                  <tr t-foreach="o.activity_registration_ids" t-as="l">
                    <td class="col-xs-3">
                      <spam t-field="l.invoice_line_id.product_id" />
                    </td>
                    <td class="col-xs-3">
                      <spam t-field="l.invoice_id.date_invoice" />
                    </td>
                    <td class="col-xs-3">
                      <spam t-field="l.invoice_id.state" />
                    </td>
                    <td class="col-xs-3">
                      <spam t-field="l.invoice_line_id.price_subtotal"
                            t-field-options="{'widget': 'monetary',
                                              'display_currency': o.currency_id}"/>
                    </td>
                  </tr>
                </t>
              </tbody>
            </table>
              <table class="table table-striped" >
                <thead>
                  <strong>Payments</strong>
                    <tr>
                    <th>Invoice number</th>
                    <th>State</th>
                  </tr>
                </thead>
                <tbody>
                  <t t-foreach="docs" t-as="o">
                    <tr t-foreach="o.activity_registration_ids" t-as="l">
                        <td class="col-xs-6">
                          <spam t-field="l.invoice_id.number" />
                        </td>
                        <td class="col-xs-6">
                          <p t-foreach="l.invoice_id.payment_ids" t-as = "i" >
                            <t t-if="i.state not in ['draft']">
                              <span t-esc="i.state" />
                            </t>
                          </p>
                        </td>
                    </tr>
                  </t>
                </tbody>
              </table>
          </xpath>
      </template>

</odoo>