Solution

db/migrations/0001_initial.py

@@ -0,0 +1,52 @@
+# Generated by Django 4.0.2 on 2024-09-30 14:42
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Guild',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+                ('description', models.TextField(null=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Race',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+                ('description', models.TextField(blank=True)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Skill',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=255, unique=True)),
+                ('bonus', models.TextField(max_length=255)),
+                ('race', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='db.race')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Player',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('nickname', models.CharField(max_length=255, unique=True)),
+                ('email', models.CharField(max_length=255, unique=True)),
+                ('bio', models.TextField(max_length=255)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('guild', models.ForeignKey(on_delete=django.db.models.deletion.DO_NOTHING, to='db.guild')),
+                ('race', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='db.race')),
+            ],
+        ),
+    ]

db/migrations/0002_alter_player_email_alter_player_guild.py

@@ -0,0 +1,24 @@
+# Generated by Django 4.0.2 on 2024-10-16 15:49
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('db', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='player',
+            name='email',
+            field=models.EmailField(max_length=255, unique=True),
+        ),
+        migrations.AlterField(
+            model_name='player',
+            name='guild',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='db.guild'),
+        ),
+    ]

db/models.py

@@ -1 +1,32 @@
 from django.db import models
+
+
+class Race(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    description = models.TextField(blank=True)
+
+
+class Skill(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    bonus = models.TextField(max_length=255)
+    race = models.ForeignKey(Race,
+                             on_delete=models.CASCADE,
+                             related_name="skills")
+
+
+class Guild(models.Model):
+    name = models.CharField(max_length=255, unique=True)
+    description = models.TextField(null=True)
+
+
+class Player(models.Model):
+    nickname = models.CharField(max_length=255, unique=True)
+    email = models.EmailField(max_length=255, unique=True)
+    bio = models.TextField(max_length=255)
+    race = models.ForeignKey(Race,
+                             on_delete=models.CASCADE,
+                             related_name="players")
+    guild = models.ForeignKey(Guild, null=True,
+                              on_delete=models.SET_NULL,
+                              related_name="players")
+    created_at = models.DateTimeField(auto_now_add=True)

main.py

@@ -1,10 +1,45 @@
 import init_django_orm  # noqa: F401
+import json
 
 from db.models import Race, Skill, Player, Guild
 
 
 def main() -> None:
-    pass
+    with open("players.json", "r") as file:
+        players = json.load(file)
+    for player_name, player_data in players.items():
+        race_data = player_data["race"]
+        race, created = Race.objects.get_or_create(
+            name=race_data["name"],
+            defaults={"description": race_data["description"]}
+        )
+        for skill_data in race_data["skills"]:
+            Skill.objects.get_or_create(
+                name=skill_data["name"],
+                defaults={
+                    "bonus": skill_data["bonus"],
+                    "race": race
+                }
+            )
+        guild = None
+        if player_data.get("guild"):
+            guild_data = player_data["guild"]
+            guild, created = Guild.objects.get_or_create(
+                name=guild_data["name"],
+                defaults={
+                    "description": guild_data.get("description")
+                }
+            )
+        Player.objects.get_or_create(
+            nickname=player_name,
+            defaults={
+                "email": player_data["email"],
+                "bio": player_data["bio"],
+                "race": race,
+                "guild": guild,
+                "created_at": "now"
+            }
+        )
 
 
 if __name__ == "__main__":

settings.py

@@ -18,3 +18,5 @@
 USE_TZ = False
 
 INSTALLED_APPS = ("db",)
+
+DEBUG = True