[IMP] allow to display partial reconciliations in the general ledger.

- A new option is added to the general ledger wizard
  'Display partial reconciliations'. Since it has a potential performance
  impact we want this feature to be optional.
- You can navigate to the partial reconciliation records.

account_financial_report_qweb/report/general_ledger.py

@@ -32,6 +32,7 @@ class GeneralLedgerReport(models.TransientModel):
     hide_account_at_0 = fields.Boolean()
     foreign_currency = fields.Boolean()
     show_analytic_tags = fields.Boolean()
+    show_partial_reconciliations = fields.Boolean()
     company_id = fields.Many2one(comodel_name='res.company')
     filter_account_ids = fields.Many2many(comodel_name='account.account')
     filter_partner_ids = fields.Many2many(comodel_name='res.partner')
@@ -204,6 +205,28 @@ class GeneralLedgerReportMoveLine(models.TransientModel):
     currency_id = fields.Many2one(comodel_name='res.currency')
     amount_currency = fields.Float(digits=(16, 2))
 
+    # Display full or partial reconciliations
+    reconcile_string = fields.Char(
+        compute='_compute_reconcile', string='Reconcile')
+    partial_reconcile_ids = fields.Many2many(
+        comodel_name='account.partial.reconcile',
+        compute='_compute_reconcile',
+        string='Reconciliation move lines')
+
+    def _compute_reconcile(self):
+        for line in self:
+            ml = line.move_line_id
+            partial_recs = self.env['account.partial.reconcile']
+            if ml.full_reconcile_id:
+                rec_str = ml.full_reconcile_id.name
+            else:
+                rec_str = ', '.join([
+                    'a%d' % pr.id for pr in
+                    ml.matched_debit_ids + ml.matched_credit_ids])
+                partial_recs = ml.matched_debit_ids + ml.matched_credit_ids
+            line.reconcile_string = rec_str
+            line.partial_reconcile_ids = partial_recs
+
 
 class GeneralLedgerReportCompute(models.TransientModel):
     """ Here, we just define methods.

account_financial_report_qweb/report/templates/general_ledger.xml

@@ -410,6 +410,15 @@
                                class="o_account_financial_reports_web_action underline-on-hover">
                                 <t  t-att-style="style" t-raw="line.matched_ml_id.name"/></a>
                         </span>
+                        <span t-if="line.partial_reconcile_ids and not line.matched_ml_id and o.show_partial_reconciliations">
+                            <t t-set="domain" t-value="[('id', 'in', line.partial_reconcile_ids.ids)]"/>
+                            <a t-att-data-domain="domain"
+                               t-att-data-res-model="'account.partial.reconcile'"
+                               class="o_account_financial_reports_web_action_multi"
+                               t-att-style="style">
+                                <t  t-att-style="style" t-raw="line.reconcile_string"/>
+                            </a>
+                        </span>
                     </div>
                     <!--## debit-->
                     <div class="act_as_cell amount">

account_financial_report_qweb/wizard/general_ledger_wizard.py

@@ -85,6 +85,9 @@ class GeneralLedgerReportWizard(models.TransientModel):
         comodel_name='account.analytic.tag',
         string='Filter accounts',
     )
+    show_partial_reconciliations = fields.Boolean(
+        string='Display partial reconciliations',
+    )
 
     def _default_foreign_currency(self):
         if self.env.user.has_group('base.group_multi_currency'):
@@ -267,6 +270,7 @@ class GeneralLedgerReportWizard(models.TransientModel):
             'filter_analytic_tag_ids': [(6, 0, self.analytic_tag_ids.ids)],
             'centralize': self.centralize,
             'fy_start_date': self.fy_start_date,
+            'show_partial_reconciliations': self.show_partial_reconciliations,
         }
 
     def _export(self, report_type):

account_financial_report_qweb/wizard/general_ledger_wizard_view.xml

@@ -25,6 +25,7 @@
                             <field name="hide_account_at_0"/>
                             <field name="foreign_currency"/>
                             <field name="show_analytic_tags"/>
+                            <field name="show_partial_reconciliations"/>
                         </group>
                     </group>
                     <notebook>