74 lines
3.0 KiB
Python
74 lines
3.0 KiB
Python
from django.db import models
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from account.models import User
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from utils.models import JSONField
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class Rarity(models.TextChoices):
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BRONZE = "bronze", "青铜"
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SILVER = "silver", "白银"
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GOLD = "gold", "黄金"
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PLATINUM = "platinum", "白金"
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class Operator(models.TextChoices):
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GTE = "gte", "大于等于"
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LTE = "lte", "小于等于"
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class Achievement(models.Model):
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name = models.TextField(verbose_name="成就名称")
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description = models.TextField(verbose_name="成就描述")
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icon = models.TextField(verbose_name="图标")
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rarity = models.TextField(default=Rarity.BRONZE, choices=Rarity.choices, verbose_name="稀有度")
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hidden = models.BooleanField(default=False, db_default=False, verbose_name="是否隐藏")
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metric = models.TextField(verbose_name="指标名")
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operator = models.TextField(default=Operator.GTE, choices=Operator.choices, verbose_name="比较符")
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threshold = models.IntegerField(verbose_name="阈值")
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visible = models.BooleanField(default=True, db_default=True, verbose_name="是否上架")
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unlock_count = models.IntegerField(default=0, db_default=0, verbose_name="已解锁人数")
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order = models.IntegerField(default=0, db_default=0, verbose_name="排序")
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create_time = models.DateTimeField(auto_now_add=True)
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class Meta:
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db_table = "achievement"
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ordering = ("order", "id")
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verbose_name = "成就"
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verbose_name_plural = "成就"
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class UserStat(models.Model):
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"""成就系统唯一的指标源，不复用 UserProfile 的计数器，避免两处口径漂移。
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metrics 为 {指标名: 数值}；指标从未产生过有效值时 key 不存在（而非置 0），
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否则 min_ac_code_chars 这类极小值指标会对新用户恒成立。
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"""
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user = models.OneToOneField(User, on_delete=models.CASCADE, related_name="achievement_stat")
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metrics = JSONField(default=dict, db_default=models.Value({}, output_field=models.JSONField()))
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update_time = models.DateTimeField(auto_now=True)
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class Meta:
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db_table = "user_stat"
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class UserAchievement(models.Model):
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user = models.ForeignKey(User, on_delete=models.CASCADE, related_name="achievements")
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achievement = models.ForeignKey(Achievement, on_delete=models.CASCADE)
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unlock_time = models.DateTimeField(auto_now_add=True)
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# 上线补发的记录：前端不显示具体日期，只显示"已获得"
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backfilled = models.BooleanField(default=False, db_default=False)
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# 是否已向用户弹过奖杯，pending 端点据此查询
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notified = models.BooleanField(default=False, db_default=False)
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class Meta:
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db_table = "user_achievement"
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ordering = ("-unlock_time",)
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constraints = [
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models.UniqueConstraint(fields=["user", "achievement"], name="unique_user_achievement"),
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]
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indexes = [
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models.Index(fields=["user", "-unlock_time"], name="user_achv_time_idx"),
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models.Index(fields=["user", "notified"], name="user_achv_notified_idx"),
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]
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