from django.conf import settings
from django.db import models


class SavedSearch(models.Model):
    user = models.ForeignKey(
        settings.AUTH_USER_MODEL,
        on_delete=models.CASCADE,
        related_name="saved_searches",
    )
    name = models.CharField(max_length=120)
    filters = models.JSONField(default=dict)
    is_public = models.BooleanField(default=False)
    last_run_at = models.DateTimeField(blank=True, null=True)
    created_at = models.DateTimeField(auto_now_add=True)
    updated_at = models.DateTimeField(auto_now=True)

    class Meta:
        ordering = ["-updated_at"]
        constraints = [models.UniqueConstraint(fields=["user", "name"], name="uq_saved_search_user_name")]
        indexes = [
            models.Index(fields=["user", "updated_at"]),
            models.Index(fields=["is_public"]),
        ]

    def __str__(self) -> str:
        return f"{self.name} ({self.user})"


class FavoritePlayer(models.Model):
    user = models.ForeignKey(
        settings.AUTH_USER_MODEL,
        on_delete=models.CASCADE,
        related_name="favorite_players",
    )
    player = models.ForeignKey(
        "players.Player",
        on_delete=models.CASCADE,
        related_name="favorites",
    )
    note = models.CharField(max_length=240, blank=True)
    created_at = models.DateTimeField(auto_now_add=True)

    class Meta:
        ordering = ["-created_at"]
        constraints = [
            models.UniqueConstraint(fields=["user", "player"], name="uq_favorite_player_per_user")
        ]
        indexes = [models.Index(fields=["user", "created_at"]), models.Index(fields=["player"])]

    def __str__(self) -> str:
        return f"{self.user} -> {self.player}"