from django.db import models
from django.utils.translation import gettext_lazy as _
from django_core.models import AbstractBaseModel
from model_bakery import baker


from .valuation import ValuationModel


class EvaluationReportModel(AbstractBaseModel):
    valuation = models.OneToOneField(
        ValuationModel,
        on_delete=models.CASCADE,
        related_name="report",
        verbose_name=_("valuation"),
    )
    evaluator = models.ForeignKey(
        "accounts.User",
        on_delete=models.PROTECT,
        related_name="reports",
        verbose_name=_("evaluator"),
    )
    report_number = models.CharField(
        verbose_name=_("report number"), max_length=100, unique=True
    )
    final_value = models.DecimalField(
        verbose_name=_("final value"), max_digits=15, decimal_places=2
    )
    report_file = models.FileField(
        verbose_name=_("report file"), upload_to="evaluation/reports/", blank=True, null=True
    )
    conclusion_text = models.TextField(verbose_name=_("conclusion text"), blank=True)
    approved_at = models.DateTimeField(
        verbose_name=_("approved at"), blank=True, null=True
    )

    def __str__(self):
        return f"Report #{self.report_number} for {self.valuation}"

    @classmethod
    def _baker(cls):
        return baker.make(cls)

    class Meta:
        db_table = "EvaluationReport"
        verbose_name = _("Evaluation Report")
        verbose_name_plural = _("Evaluation Reports")