[IMP] energy_selfconsumption: base wizard for generation of contracts

energy_selfconsumption/wizards/__init__.py

 from . import selfconsumption_import_wizard
 from . import distribution_table_import_wizard
+from . import contract_generation_wizard

energy_selfconsumption/wizards/contract_generation_wizard.py

+import logging
+
+from odoo import _, api, fields, models
+
+logger = logging.getLogger(__name__)
+
+
+class ContractGenerationWizard(models.TransientModel):
+    _name = "energy_selfconsumption.contract_generation.wizard"
+
+    price_energy = fields.Float(string="Price (€/kWn/day)")
+
+    recurring_interval = fields.Integer(
+        default=1,
+        string="Invoice Every",
+        help="Invoice every (Days/Week/Month/Year)",
+    )
+    recurring_rule_type = fields.Selection(
+        [
+            ("daily", "Day(s)"),
+            ("weekly", "Week(s)"),
+            ("monthly", "Month(s)"),
+            ("monthlylastday", "Month(s) last day"),
+            ("quarterly", "Quarter(s)"),
+            ("semesterly", "Semester(s)"),
+            ("yearly", "Year(s)"),
+        ],
+        default="monthly",
+        string="Recurrence",
+        help="Specify Interval for automatic invoice generation.",
+    )