vertical-cooperative/easy_my_coop_loan/views/loan_view.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <record id="view_loan_issue_tree" model="ir.ui.view">
        <field name="name">loan.issue.tree</field>
        <field name="model">loan.issue</field>
        <field name="arch" type="xml">
            <tree string="Loan issues">
                <field name="name"/>
                <field name="subscription_start_date"/>
                <field name="subscription_end_date"/>
                <field name="loan_start_date"/>
                <field name="term_date"/>
                <field name="loan_term"/>
                <field name="rate"/>
                <field name="minimum_amount"/>
                <field name="maximum_amount"/>
                <field name="subscribed_amount"/>
                <field name="user_id"/>
                <field name="state"/>
            </tree>
        </field>
    </record>

    <record id="view_loan_issue_form" model="ir.ui.view">
        <field name="name">loan.issue.form</field>
        <field name="model">loan.issue</field>
        <field name="arch" type="xml">
            <form string="Loan issue">
                <header>
                    <!-- todo check access rights  -->
                    <button name="action_confirm" string="Confirm" type="object"
                            states="draft"
                            groups="easy_my_coop.group_easy_my_coop_manager"/>
                    <button name="action_cancel" string="Cancel" type="object"
                            states="draft,ongoing"
                            confirm="Are you sure you want to cancel this loan issue?"
                            groups="easy_my_coop.group_easy_my_coop_manager"/>
                    <button name="action_open" string="Open" type="object"
                            states="confirmed"
                            groups="easy_my_coop.group_easy_my_coop_manager"/>
                    <button name="action_close" string="Close" type="object"
                            states="ongoing"
                            confirm="Are you sure you want to close this loan issue?"
                            groups="easy_my_coop.group_easy_my_coop_manager"/>
                    <button name="action_draft" string="Set to draft"
                            type="object" states="confirmed,cancelled"
                            groups="easy_my_coop.group_easy_my_coop_manager"/>
                    <button name="compute_loan_interest"
                            string="Compute interest"
                            type="object" states="closed,ongoing"
                            groups="easy_my_coop.group_easy_my_coop_manager"/>

                    <field name="state" widget="statusbar"
                           statusbar_visible="draft,confirmed,ongoing,closed"/>
                </header>
                <sheet>
                    <div class="oe_title">
                        <label class="oe_edit_only" for="name" string="Name"/>
                        <h1>
                            <field name="name" placeholder="Loan issue Name"/>
                        </h1>
                        <div name="options">
                            <div>
                                <field name="display_on_website"/>
                                <label for="display_on_website"/>
                            </div>
                        </div>
                    </div>
                    <group>
                        <group>
                            <field name="default_issue"/>
                            <field name="face_value"/>
                            <field name="minimum_amount"/>
                            <field name="maximum_amount"/>
                            <field name="subscribed_amount"/>
                            <field name="by_individual"/>
                            <field name="min_amount_person"
                                   attrs="{'invisible':[('by_individual','=',False)]}"/>
                            <field name="max_amount_person"
                                   attrs="{'invisible':[('by_individual','=',False)]}"/>
                            <field name="by_company"/>
                            <field name="min_amount_company"
                                   attrs="{'invisible':[('by_company','=',False)]}"/>
                            <field name="max_amount_company"
                                   attrs="{'invisible':[('by_company','=',False)]}"/>
                            <field name="company_currency_id" invisible="True"/>
                        </group>
                        <group>
                            <field name="user_id" widget="selection"/>
                            <label for="rate" string="Interest rate"/>
                            <div>
                                <field name="rate" class="oe_inline"/>
                                <span class="o_form_label oe_inline">%</span>
                            </div>
                            <label for="taxes_rate" string="Taxes on interest"/>
                            <div>
                                <field name="taxes_rate" class="oe_inline"/>
                                <span class="o_form_label oe_inline">%</span>
                            </div>
                            <field name="subscription_start_date"/>
                            <field name="subscription_end_date"/>
                            <field name="loan_start_date"/>
                            <field name="term_date"/>
                            <field name="loan_term"/>
                            <field name="interest_payment" widget="selection"/>
                            <field name="interest_payment_info"
                                   attrs="{'invisible':[('interest_payment','not in',['end','yearly'])]}"/>
                        </group>
                    </group>
                    <notebook>
                        <page name="lines" string="Lines">
                            <field name="loan_issue_lines">
                                <tree delete="false">
                                    <field name="name"/>
                                    <field name="partner_id"/>
                                    <field name="date"/>
                                    <field name="quantity"/>
                                    <field name="face_value"/>
                                    <field name="amount"/>
                                    <field name="state"/>
                                    <field name="company_currency_id"
                                           invisible="True"/>
                                </tree>
                            </field>
                        </page>
                    </notebook>
                </sheet>
            </form>
        </field>
    </record>

    <record id="view_loan_issue_filter" model="ir.ui.view">
        <field name="name">Loans Issue Search</field>
        <field name="model">loan.issue</field>
        <field name="arch" type="xml">
            <search string="Search Loan Issue">
                <field name="name"/>
            </search>
        </field>
    </record>

    <record id="action_loan_issue" model="ir.actions.act_window">
        <field name="name">Loan Issues</field>
        <field name="res_model">loan.issue</field>
        <field name="view_type">form</field>
        <field name="view_mode">tree,form</field>
    </record>

    <record id="action_loan_issue_lines" model="ir.actions.act_window">
        <field name="name">Loans</field>
        <field name="res_model">loan.issue.line</field>
        <field name="view_type">form</field>
        <field name="view_mode">tree,form</field>
    </record>

    <record id="loan_issue_line_view_tree" model="ir.ui.view">
        <field name="name">loan_issue_line_view_tree</field>
        <field name="model">loan.issue.line</field>
        <field name="arch" type="xml">
            <tree string="Loans">
                <field name="name"/>
                <field name="loan_issue_id"/>
                <field name="partner_id"/>
                <field name="quantity"/>
                <field name="face_value"/>
                <field name="amount"/>
                <field name="date"/>
                <field name="state"/>
            </tree>
        </field>
    </record>

    <record id="view_loan_issue_line_form" model="ir.ui.view">
        <field name="name">loan.issue.line.form</field>
        <field name="model">loan.issue.line</field>
        <field name="arch" type="xml">
            <form string="Loan issue">
                <header>
                    <button name="action_validate" string="Validate"
                            type="object" states="draft"/>
                    <button name="action_request_payment"
                            string="Request Payment"
                            type="object" states="subscribed"/>
                    <button name="action_cancel" string="Cancel" type="object"
                            states="draft,subscribed,waiting"
                            confirm="Are you sure you want to cancel this loan subscription ?"/>
                    <button name="action_draft" string="Set to draft"
                            type="object" states="cancelled"/>
                    <button name="action_paid" string="Paid"
                            type="object" states="waiting"/>
                    <field name="state" widget="statusbar"/>
                </header>
                <sheet>
                    <group>
                        <group>
                            <field name="loan_issue_id"/>
                            <field name="name"/>
                            <field name="quantity"/>
                            <field name="face_value"/>
                        </group>
                        <group>
                            <field name="date"/>
                            <field name="partner_id"/>
                            <field name="amount"/>
                        </group>
                    </group>
                    <notebook>
                        <page string="Interest lines">
                            <field name="interest_lines">
                                <tree delete="false" create="false">
                                    <field name="name"/>
                                    <field name="amount"/>
                                    <field name="accrued_amount"/>
                                    <field name="interest"/>
                                    <field name="net_interest"/>
                                    <field name="taxes_amount"/>
                                    <field name="due_date"/>
                                    <field name="state"/>
                                </tree>
                            </field>
                        </page>
                    </notebook>
                </sheet>
            </form>
        </field>
    </record>

    <record id="view_loan_issue_line_filter" model="ir.ui.view">
        <field name="name">Loans Search</field>
        <field name="model">loan.issue.line</field>
        <field name="arch" type="xml">
            <search string="Search Loans">
                <field name="name"/>
                <field name="partner_id"/>
                <field name="loan_issue_id"/>
                <separator/>
                <filter string="Draft" name="state_draft"
                        domain="[('state','=','draft')]"/>
                <filter string="Paid" name="state_paid"
                        domain="[('state','=','paid')]"/>
                <filter string="Done" name="state_done"
                        domain="[('state','=','done')]"/>
                <filter string="Subscribed" name="state_subscribed"
                        domain="[('state','=','subscribed')]"/>
                <group expand="0" name="group_by" string="Group By">
                    <filter name="loan_issue_id" string="Loan Issue"
                            context="{'group_by' : 'loan_issue_id'}"/>
                    <filter name="date" string="Subscription Date"
                            context="{'group_by': 'date'}"/>
                </group>
            </search>
        </field>
    </record>
</odoo>