[IMP] Added dowload template button

energy_selfconsumption/__manifest__.py

@@ -20,6 +20,7 @@
         "security/ir_rule_data.xml",
         "data/project_type_data.xml",
         "data/ir_sequence_data.xml",
+        "data/ir_attactment_data.xml",
         "views/selfconsumption_views.xml",
         "views/supply_point_views.xml",
         "views/res_partner_views.xml",

energy_selfconsumption/data/ir_attactment_data.xml

+<?xml version="1.0" encoding="utf-8" ?>
+<odoo>
+    <data>
+        <record model="ir.attachment" id="distribution_table_example_attachment">
+            <field name="name">import_distribution_table_example.csv</field>
+            <field name="type">binary</field>
+            <field name="datas">
+                Q1VQUyxDb2VmZmljaWVudApFUzAzOTA1NTU0MjgxMTA0MzRHTSwwLjUKRVMwMzkwMTUxMzUwNzc0NTI3WkEsMC4yNQpFUzAzOTA5NzQwOTIwODQ4MTJKQywwLjI1Cg==
+            </field>
+            <field name="company_id"></field>
+        </record>
+
+        <record model="ir.actions.act_url" id="distribution_table_download_act_url">
+            <field name="name">distribution_table_download_act_url</field>
+            <field name="url" eval="'/web/content/' + str(ref('distribution_table_example_attachment')) + '?download=true'"></field>
+            <field name="target">new</field>
+        </record>
+    </data>
+</odoo>

energy_selfconsumption/wizards/distribution_table_import_wizard.py

@@ -5,6 +5,8 @@ import logging
 from io import StringIO
 import chardet
 from csv import reader
+import werkzeug
+from odoo.http import request
 
 logger = logging.getLogger(__name__)
 
@@ -17,9 +19,10 @@ class DistributionTableImportWizard(models.TransientModel):
 
     @api.constrains('import_file')
     def _constrains_import_file(self):
-        format = str(self.fname.split(".")[1])
-        if format != 'csv':
-            raise ValidationError("Only csv format files are accepted.")
+        if self.fname:
+            format = str(self.fname.split(".")[1])
+            if format != 'csv':
+                raise ValidationError("Only csv format files are accepted.")
 
     def import_file_button(self):
         file_data = base64.b64decode(self.import_file)
@@ -30,6 +33,17 @@ class DistributionTableImportWizard(models.TransientModel):
         self.import_all_lines(parsing_data, distribution_table)
         return True
 
+    def download_template_button(self):
+        distribution_table_example_attachment = self.env.ref('energy_selfconsumption.distribution_table_example_attachment')
+        base_url = self.env['ir.config_parameter'].get_param('web.base.url')
+        download_url = '/web/content/' + str(distribution_table_example_attachment.id) + '?download=true'
+        # download
+        return {
+            "type": "ir.actions.act_url",
+            "url": str(base_url) + str(download_url),
+            "target": "new",
+        }
+
     def _parse_file(self, data_file):
         self.ensure_one()
         try:

energy_selfconsumption/wizards/distribution_table_import_wizard_views.xml

@@ -8,6 +8,7 @@
             <field name="arch" type="xml">
                 <form>
                     <sheet>
+                        <button type="action" name="energy_selfconsumption.distribution_table_download_act_url">Download Template</button>
                         <group>
                             <field name="import_file" filename="fname" widget="binary"></field>
                             <field name="fname" invisible="1"></field>