defined database schema in db_intermediary app

backend/django/seatstock_django/db_intermediary/admin.py

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+from django.contrib import admin
+
+# Register your models here.

backend/django/seatstock_django/db_intermediary/apps.py

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+from django.apps import AppConfig
+
+
+class DbIntermediaryConfig(AppConfig):
+    default_auto_field = "django.db.models.BigAutoField"
+    name = "db_intermediary"

backend/django/seatstock_django/db_intermediary/models.py

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+from django.db import models
+
+class School(models.Model):
+    name = models.CharField(max_length=100, primary_key=True)
+    football_stadium_name = models.CharField(max_length=100)
+    football_stadium_location = models.CharField(max_length=200)
+    team_name = models.CharField(max_length=100)
+    state = models.CharField(max_length=30)
+
+    def __str__(self):
+        return self.name
+    
+class Game(models.Model):
+    home_team = models.ForeignKey(School, on_delete=models.CASCADE, related_name="home_team")
+    away_team = models.ForeignKey(School, on_delete=models.CASCADE, related_name="away_team")
+    date = models.DateTimeField()
+    is_womens_game = models.BooleanField()
+    is_mens_game = models.BooleanField()
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields = ['home_team', 'away_team', 'date'], name="Game_PK"
+            )
+        ]
+
+    def __str__(self):
+        return self.home + " vs " + self.away_team
+    
+
+class User(models.Model):
+    first_name = models.CharField(max_length=100)
+    last_name = models.CharField(max_length=100)
+    school_email = models.CharField(max_length=200, primary_key=True)
+    school = models.ForeignKey(School, on_delete=models.CASCADE)
+    phone_number_country_code = models.IntegerField()
+    phone_number = models.IntegerField()
+    password_string = models.CharField(max_length=200)
+    is_banned = models.BooleanField(default=False)
+    is_logged_in = models.BooleanField(default=False)
+    account_is_active = models.BooleanField(default=True)
+
+    def __str__(self):
+        return self.first_name + " " + self.last_name
+    
+class Ticket(models.Model):
+    ticket_id = models.CharField(max_length=255, primary_key=True)
+    posted_by = models.ForeignKey(User, on_delete=models.CASCADE)
+    ask = models.FloatField()
+    seat = models.IntegerField()
+    row = models.IntegerField()
+    section = models.IntegerField()
+    game = models.ForeignKey(Game, on_delete=models.CASCADE)
+    date = models.DateTimeField()
+
+    def __str__(self):
+        return self.ticket_id
+
+class Bid(models.Model):
+    buyer = models.ForeignKey(User, on_delete=models.DO_NOTHING)
+    ticket = models.ForeignKey(Ticket, on_delete=models.DO_NOTHING)
+    amount = models.FloatField()
+    is_active = models.BooleanField()
+    is_accepted = models.BooleanField()
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields = ["buyer", "ticket", "amount"], name="Bid_PK"
+            )
+        ]
+
+    def __str__(self):
+        return self.buyer + " offering " + self.amount + " for " + self.ticket
+    
+class Transaction(models.Model):
+    transaction_id = models.BigIntegerField(primary_key=True)
+    bid = models.ForeignKey(Bid, on_delete=models.DO_NOTHING)
+    transaction_fee = models.FloatField()
+    processing_fee = models.FloatField()
+    seller_accepted = models.BooleanField(default=False)
+    buyer_sent_payment = models.BooleanField(default=False)
+    seller_sent_payment = models.BooleanField(default=False)
+    buyer_confirmed_payment = models.BooleanField(default=False)
+
+    def __str__(self):
+        return self.transaction_id
+    
+class Sale(models.Model):
+    sale_id = models.BigIntegerField(primary_key=True)
+    transaction = models.ForeignKey(Transaction, on_delete=models.DO_NOTHING)
+    total_amount = models.FloatField()
+    date = models.DateTimeField()
+    complaint_period_end_date = models.DateTimeField()
+
+    def __str__(self):
+        return self.sale_id
+    
+class Complaint(models.Model):
+    initiating_user = models.ForeignKey(User, on_delete=models.DO_NOTHING)
+    sale = models.ForeignKey(Sale, on_delete=models.DO_NOTHING)
+    accuser_provided_proof = models.BooleanField(default=False)
+    accuser_provided_proof_at = models.DateTimeField()
+    defendant_contacted = models.BooleanField(default=False)
+    defendant_contacted_at = models.DateTimeField()
+    defendant_provided_proof = models.BooleanField(default=False)
+    defendant_provided_proof_at = models.DateTimeField()
+    accuser_refunded = models.BooleanField(default=False)
+    accuser_refunded_at = models.DateTimeField()
+    defendant_exonerated = models.BooleanField()
+    defendant_exonerated_at = models.DateTimeField()
+    resolved = models.BooleanField(default=False)
+    resolved_at = models.DateTimeField()
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields = ['initiating_user', 'sale'], name="Complaint_PK"
+            )
+        ]
+
+    def __str__(self):
+        return self.initiating_user + " on " + self.sale

backend/django/seatstock_django/db_intermediary/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

backend/django/seatstock_django/db_intermediary/views.py

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+from django.shortcuts import render
+
+# Create your views here.