feat(fusion_accounting_reports): fusion.report.commentary cache model

Made-with: Cursor

fusion_accounting_reports/models/__init__.py

@@ -1,2 +1,3 @@
 from . import fusion_report
 from . import fusion_report_engine
+from . import fusion_report_commentary

fusion_accounting_reports/models/fusion_report_commentary.py

@@ -0,0 +1,43 @@
+"""Cached AI-generated commentary for a report run.
+
+One row per (report, period_from, period_to, comparison_mode, company).
+Refreshed on demand or via cron when the underlying data has changed."""
+
+from odoo import _, api, fields, models
+
+
+class FusionReportCommentary(models.Model):
+    _name = "fusion.report.commentary"
+    _description = "AI-Generated Report Commentary Cache"
+    _order = "generated_at desc"
+
+    report_id = fields.Many2one('fusion.report', required=True, ondelete='cascade')
+    company_id = fields.Many2one('res.company', required=True,
+                                 default=lambda self: self.env.company)
+    period_from = fields.Date(required=True)
+    period_to = fields.Date(required=True)
+    comparison_mode = fields.Selection([
+        ('none', 'None'),
+        ('previous_period', 'Previous Period'),
+        ('previous_year', 'Previous Year'),
+    ], default='none', required=True)
+
+    summary = fields.Text()
+    highlights = fields.Json()  # list of strings
+    concerns = fields.Json()    # list of strings
+    next_actions = fields.Json()  # list of strings
+
+    generated_at = fields.Datetime(default=fields.Datetime.now, required=True)
+    generated_by = fields.Selection([
+        ('on_demand', 'On Demand'),
+        ('cron', 'Cron'),
+        ('templated', 'Templated Fallback'),
+    ], default='on_demand', required=True)
+
+    provider = fields.Char(help="LLM provider used (e.g. 'openai', 'claude', 'local'). "
+                                "Empty for templated fallback.")
+
+    _unique_period = models.Constraint(
+        'UNIQUE(report_id, company_id, period_from, period_to, comparison_mode)',
+        'Only one commentary cache row per report+period+mode.',
+    )