Initial Port of customer statements

partner_statement/wizard/statement_common.py

@@ -0,0 +1,70 @@
+# Copyright 2018 Graeme Gellatly
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from dateutil.relativedelta import relativedelta
+from odoo import api, fields, models
+
+
+class StatementCommon(models.AbstractModel):
+
+    _name = 'statement.common.wizard'
+    _description = 'Statement Reports Common Wizard'
+
+    name = fields.Char()
+    company_id = fields.Many2one(
+        comodel_name='res.company',
+        default=lambda self: self.env.user.company_id,
+        string='Company'
+    )
+    date_end = fields.Date(required=True, default=fields.Date.context_today)
+    show_aging_buckets = fields.Boolean(default=True)
+    number_partner_ids = fields.Integer(
+        default=lambda self: len(self._context['active_ids'])
+    )
+    filter_partners_non_due = fields.Boolean(
+        string='Don\'t show partners with no due entries', default=True)
+    filter_negative_balances = fields.Boolean(
+        "Exclude Negative Balances", default=True
+    )
+
+    aging_type = fields.Selection(
+        [("days", "Age by Days"), ("months", "Age by Months")],
+        string="Aging Method",
+        default="days",
+        required=True,
+    )
+
+    account_type = fields.Selection(
+        [('receivable', 'Receivable'),
+         ('payable', 'Payable')], string='Account type', default='receivable')
+
+    @api.onchange('aging_type')
+    def onchange_aging_type(self):
+        if self.aging_type == 'months':
+            self.date_end = (
+                fields.Date.context_today(self).replace(day=1) -
+                relativedelta(days=1)
+            )
+        else:
+            self.date_end = fields.Date.context_today(self)
+
+    @api.multi
+    def button_export_pdf(self):
+        self.ensure_one()
+        return self._export()
+
+    def _prepare_statement(self):
+        self.ensure_one()
+        return {
+            'date_end': self.date_end,
+            'company_id': self.company_id.id,
+            'partner_ids': self._context['active_ids'],
+            'show_aging_buckets': self.show_aging_buckets,
+            'filter_non_due_partners': self.filter_partners_non_due,
+            'account_type': self.account_type,
+            'aging_type': self.aging_type,
+            'filter_negative_balances': self.filter_negative_balances,
+        }
+
+    def _export(self):
+        raise NotImplementedError