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Odoo-Modules/fusion_accounting_followup/models/fusion_followup_text_cache.py
2026-04-19 20:45:27 -04:00

61 lines
2.3 KiB
Python

"""Cache of AI-generated follow-up text to avoid LLM cost on repeats."""
import hashlib
from odoo import _, api, fields, models
class FusionFollowupTextCache(models.Model):
_name = "fusion.followup.text.cache"
_description = "Cache of AI-generated follow-up text"
_order = "generated_at desc"
partner_id = fields.Many2one('res.partner', required=True, ondelete='cascade')
level_id = fields.Many2one('fusion.followup.level', ondelete='cascade')
company_id = fields.Many2one('res.company', required=True,
default=lambda self: self.env.company)
fingerprint = fields.Char(required=True, index=True,
help="SHA-256 of input parameters")
subject = fields.Char()
body = fields.Text()
tone_used = fields.Selection([
('gentle', 'Gentle'), ('firm', 'Firm'), ('legal', 'Legal'),
])
key_points = fields.Json()
generated_at = fields.Datetime(default=fields.Datetime.now, required=True)
expires_at = fields.Datetime()
use_count = fields.Integer(default=0)
provider = fields.Char()
@api.model
def compute_fingerprint(self, *, partner_id: int, level_id: int,
overdue_amount: float, longest_overdue_days: int,
invoice_count: int, tone: str) -> str:
"""Stable hash of the inputs that determine the generated text."""
s = f"{partner_id}|{level_id}|{round(overdue_amount, 2)}|" \
f"{longest_overdue_days}|{invoice_count}|{tone}"
return hashlib.sha256(s.encode('utf-8')).hexdigest()
@api.model
def lookup(self, *, partner_id: int, level_id: int,
overdue_amount: float, longest_overdue_days: int,
invoice_count: int, tone: str):
"""Find a cached entry matching these inputs, or empty recordset."""
fp = self.compute_fingerprint(
partner_id=partner_id, level_id=level_id,
overdue_amount=overdue_amount,
longest_overdue_days=longest_overdue_days,
invoice_count=invoice_count, tone=tone,
)
return self.search([
('partner_id', '=', partner_id),
('fingerprint', '=', fp),
], limit=1)
def action_increment_use(self):
for rec in self:
rec.use_count += 1