v0.2 Preview: Construction Plan.

2026-08-08 21:25:27 +08:00
parent b88d15698a
commit 1f98f7152d
822 changed files with 96959 additions and 8 deletions
@@ -0,0 +1,85 @@
+from django.conf import settings
+from django.db import models
+
+
+class ContentItem(models.Model):
+    class Ability(models.TextChoices):
+        VISION = "vision", "数学眼光"
+        HUMANITIES = "humanities", "数学人文"
+        DETECTION = "detection", "数学侦探"
+        MODELING = "modeling", "数学建模"
+        CONNECTION = "connection", "数学联结"
+
+    class Kind(models.TextChoices):
+        VIDEO = "video", "视频"
+        KNOWLEDGE = "knowledge", "知识卡片"
+        PERSON = "person", "数学人物"
+
+    slug = models.SlugField(unique=True)
+    title = models.CharField(max_length=160)
+    kind = models.CharField(max_length=16, choices=Kind.choices)
+    summary = models.TextField(blank=True)
+    body = models.TextField(blank=True)
+    cover_url = models.URLField(blank=True)
+    media_url = models.URLField(blank=True)
+    topics = models.JSONField(default=list, blank=True)
+    source = models.CharField(max_length=300, blank=True)
+    ability_dimension = models.CharField(
+        max_length=20, choices=Ability.choices, blank=True
+    )
+    module = models.CharField(max_length=40, blank=True)
+    sub_category = models.CharField(max_length=80, blank=True)
+    discipline = models.CharField(max_length=80, blank=True)
+    discipline_icon = models.CharField(max_length=10, blank=True)
+    author = models.CharField(max_length=120, blank=True)
+    duration_seconds = models.PositiveIntegerField(default=0)
+    view_count = models.PositiveIntegerField(default=0)
+    comment_count = models.PositiveIntegerField(default=0)
+    is_published = models.BooleanField(default=False)
+    published_at = models.DateTimeField(null=True, blank=True)
+
+    class Meta:
+        ordering = ["-published_at"]
+
+    def __str__(self):
+        return self.title
+
+
+class ContentInteraction(models.Model):
+    class Action(models.TextChoices):
+        VIEW = "view", "浏览"
+        FAVORITE = "favorite", "收藏"
+        COMPLETE = "complete", "完成"
+
+    user = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
+    content = models.ForeignKey(ContentItem, on_delete=models.CASCADE, related_name="interactions")
+    action = models.CharField(max_length=16, choices=Action.choices)
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields=("user", "content", "action"), name="unique_content_interaction"
+            )
+        ]
+
+
+class VideoProgress(models.Model):
+    user = models.ForeignKey(
+        settings.AUTH_USER_MODEL, on_delete=models.CASCADE, related_name="video_progress"
+    )
+    content = models.ForeignKey(
+        ContentItem, on_delete=models.CASCADE, related_name="video_progress"
+    )
+    position_seconds = models.PositiveIntegerField(default=0)
+    completed = models.BooleanField(default=False)
+    reward_granted = models.BooleanField(default=False)
+    updated_at = models.DateTimeField(auto_now=True)
+    completed_at = models.DateTimeField(null=True, blank=True)
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields=("user", "content"), name="unique_user_video_progress"
+            )
+        ]