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

from core.apps.evaluation.choices.history import EvaluationEventType


class AutoevaluationhistoryModel(models.Model):
    """AutoEvaluation bo'yicha barcha harakatlar logi — faqat o'qiladi, signallar tomonidan yoziladi."""

    auto_evaluation = models.ForeignKey(
        "evaluation.AutoEvaluationModel",
        on_delete=models.CASCADE,
        related_name="history",
        verbose_name=_("auto evaluation"),
    )
    event_type = models.CharField(
        verbose_name=_("event type"),
        max_length=50,
        choices=EvaluationEventType.choices,
    )

    # Actor — kim bajargan (system bo'lsa actor_id=None)
    actor_id = models.BigIntegerField(
        verbose_name=_("actor id"),
        null=True,
        blank=True,
    )
    actor_full_name = models.CharField(
        verbose_name=_("actor full name"),
        max_length=255,
        default="Tizim",
    )
    actor_role = models.CharField(
        verbose_name=_("actor role"),
        max_length=50,
        default="system",
    )

    # Har bir event_type uchun turli struktura
    meta = models.JSONField(
        verbose_name=_("meta"),
        default=dict,
        blank=True,
    )

    created_at = models.DateTimeField(
        verbose_name=_("created at"),
        auto_now_add=True,
    )

    def __str__(self):
        return f"{self.get_event_type_display()} — AutoEval #{self.auto_evaluation_id}"

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

    class Meta:
        db_table = "AutoEvaluationHistory"
        verbose_name = _("Auto Evaluation History")
        verbose_name_plural = _("Auto Evaluation Histories")
        ordering = ["created_at"]
        indexes = [
            # Asosiy query: bir baholash tarixi + sana bo'yicha tartib
            models.Index(fields=["auto_evaluation_id", "created_at"], name="auto_hist_eval_date_idx"),
            # event_type bo'yicha filter
            models.Index(fields=["event_type"], name="auto_hist_event_type_idx"),
        ]


class QuickevaluationhistoryModel(models.Model):
    """QuickEvaluation bo'yicha barcha harakatlar logi — faqat o'qiladi, signallar tomonidan yoziladi."""

    quick_evaluation = models.ForeignKey(
        "evaluation.QuickEvaluationModel",
        on_delete=models.CASCADE,
        related_name="history",
        verbose_name=_("quick evaluation"),
    )
    event_type = models.CharField(
        verbose_name=_("event type"),
        max_length=50,
        choices=EvaluationEventType.choices,
    )

    # Actor — kim bajargan (system bo'lsa actor_id=None)
    actor_id = models.BigIntegerField(
        verbose_name=_("actor id"),
        null=True,
        blank=True,
    )
    actor_full_name = models.CharField(
        verbose_name=_("actor full name"),
        max_length=255,
        default="Tizim",
    )
    actor_role = models.CharField(
        verbose_name=_("actor role"),
        max_length=50,
        default="system",
    )

    # Har bir event_type uchun turli struktura
    meta = models.JSONField(
        verbose_name=_("meta"),
        default=dict,
        blank=True,
    )

    created_at = models.DateTimeField(
        verbose_name=_("created at"),
        auto_now_add=True,
    )

    def __str__(self):
        return f"{self.get_event_type_display()} — QuickEval #{self.quick_evaluation_id}"

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

    class Meta:
        db_table = "QuickEvaluationHistory"
        verbose_name = _("Quick Evaluation History")
        verbose_name_plural = _("Quick Evaluation Histories")
        ordering = ["created_at"]
        indexes = [
            # Asosiy query: bir baholash tarixi + sana bo'yicha tartib
            models.Index(fields=["quick_evaluation_id", "created_at"], name="quick_hist_eval_date_idx"),
            # event_type bo'yicha filter
            models.Index(fields=["event_type"], name="quick_hist_event_type_idx"),
        ]