add initial models and enable app

shiftregister/app/admin.py

@@ -1,3 +1,10 @@
 from django.contrib import admin
 
-# Register your models here.
+from .models import Room, Shift, Helper, ShiftRegistration, Message, LoginToken
+
+admin.site.register(Room)
+admin.site.register(Shift)
+admin.site.register(Helper)
+admin.site.register(ShiftRegistration)
+admin.site.register(Message)
+admin.site.register(LoginToken)

shiftregister/app/apps.py

@@ -3,4 +3,4 @@ from django.apps import AppConfig
 
 class AppConfig(AppConfig):
     default_auto_field = 'django.db.models.BigAutoField'
-    name = 'app'
+    name = 'shiftregister.app'

shiftregister/app/migrations/0001_initial.py

@@ -0,0 +1,66 @@
+# Generated by Django 4.0.4 on 2022-04-12 12:19
+
+from django.db import migrations, models
+import django.db.models.deletion
+import shiftregister.app.models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Helper',
+            fields=[
+                ('phone', models.CharField(max_length=200, primary_key=True, serialize=False)),
+                ('name', models.CharField(max_length=200)),
+                ('number_validated', models.BooleanField(default=False)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Room',
+            fields=[
+                ('name', models.CharField(max_length=200, primary_key=True, serialize=False)),
+                ('required_helpers', models.IntegerField()),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Shift',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('start_at', models.DateTimeField()),
+                ('duration', models.DurationField()),
+                ('room', models.ForeignKey(on_delete=django.db.models.deletion.RESTRICT, to='app.room')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Message',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('text', models.CharField(max_length=160)),
+                ('to', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='app.helper')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='LoginToken',
+            fields=[
+                ('id', models.CharField(default=shiftregister.app.models.gen_token, editable=False, max_length=20, primary_key=True, serialize=False)),
+                ('helper', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='app.helper')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='ShiftRegistration',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('helper', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='app.helper')),
+                ('shift', models.ForeignKey(on_delete=django.db.models.deletion.RESTRICT, to='app.shift')),
+            ],
+            options={
+                'unique_together': {('shift', 'helper')},
+            },
+        ),
+    ]

shiftregister/app/models.py

@@ -1,3 +1,46 @@
 from django.db import models
+import secrets 
 
-# Create your models here.
+class Room(models.Model):
+    name = models.CharField(max_length=200, primary_key=True)
+    required_helpers = models.IntegerField()
+    def __str__(self):
+        return self.name
+
+class Shift(models.Model):
+    room = models.ForeignKey(Room, on_delete=models.RESTRICT)
+    start_at = models.DateTimeField()
+    duration = models.DurationField()
+    # todo: add helper amount override field
+    def __str__(self):
+        return f"{self.room.name}: {self.start_at}"
+
+class Helper(models.Model):
+    # todo: add propper phone number validation, maybe even country code?
+    phone = models.CharField(max_length=200, primary_key=True)
+    name = models.CharField(max_length=200)
+    # change this to a generic state variable to allow for number blocking/account deactivation?
+    number_validated = models.BooleanField(default=False)
+    def __str__(self):
+        return self.name
+
+class ShiftRegistration(models.Model):
+    class Meta:
+        unique_together = (('shift', 'helper'),)
+    # use restrict for now as Model.delete is not called
+    shift = models.ForeignKey(Shift, on_delete=models.RESTRICT)
+    helper = models.ForeignKey(Helper, on_delete=models.CASCADE)
+
+class Message(models.Model):
+    # remove limit and send long messages in multiple messages?
+    text = models.CharField(max_length=160)
+    to = models.ForeignKey(Helper, on_delete=models.CASCADE)
+    def __str__(self):
+        return f"{to.name}: {text}"
+
+def gen_token():
+    return secrets.token_urlsafe(20)
+
+class LoginToken(models.Model):
+    id = models.CharField(max_length=20, primary_key=True, default=gen_token, editable=False)
+    helper = models.ForeignKey(Helper, on_delete=models.CASCADE)

shiftregister/settings.py

@@ -31,6 +31,7 @@ ALLOWED_HOSTS = []
 # Application definition
 
 INSTALLED_APPS = [
+    'shiftregister.app.apps.AppConfig',
     'django.contrib.admin',
     'django.contrib.auth',
     'django.contrib.contenttypes',