# -*- coding: utf-8 -*-
from odoo import models, api

class AnalyticMixin(models.AbstractModel):
    _inherit = 'analytic.mixin'

    def _sanitize_values(self, vals, decimal_precision):
        if 'analytic_distribution' in vals:
            dist = vals.get('analytic_distribution')
            if dist:
                if isinstance(dist, str):
                    import json
                    try:
                        dist = json.loads(dist)
                    except Exception:
                        dist = {}
                vals['analytic_distribution'] = self._clean_analytic_distribution(dist) or False
            else:
                vals['analytic_distribution'] = False
        return super()._sanitize_values(vals, decimal_precision)

    @api.model
    def _clean_analytic_distribution(self, dist):
        if not dist or not isinstance(dist, dict):
            return {}
        clean_dist = {}
        for key, val in dist.items():
            str_key = str(key)
            if str_key == '__update__':
                clean_dist[str_key] = val
            elif str_key:
                if all(part.isdigit() for part in str_key.split(',')):
                    try:
                        clean_dist[str_key] = float(val)
                    except (TypeError, ValueError):
                        pass
        return clean_dist