CCCPaste

Advanced Django Model Techniques 1-3

# 1. Customer

def validator(value):
for char in value:
if not char.isalpha() or not char.isspace():

2023-11-22_stats.json

{
"ip": {
"194.165.17.21": 69,
"45.227.254.8": 6,
"67.217.59.233": 3,

1.Restaurant

class Restaurant(models.Model):
name = models.CharField(max_length=100, validators=[valodators.MinLengthValidator(2, "Name must be at least 2 characters long."), validators.MaxLengthValidator(100, "Name cannot exceed 100 characters.")])
location = models.CharField(max_length=200, validators=[validators.MinLengthValidator(2, "Location must be at least 2 characters long."), validators.MaxLengthValidator(200, "Location cannot exceed 200 characters.")])
description = models.TextField(null=True, blank=True)
rating = models.DecimalField(max_digits=3, decimal_palces=2, validators=[validators.MinValueValidatos(0, "Rating must be at least 0.00."), validators.MaxValueValodator(5, "Rating cannot exceed 5.00.")])

SOC_and_SOH_estimation rev_01

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6. Mixin

class ReviewMixin(models.Model):
review_content = models.TextField()
rating = models.PositiveIntegerField(validators=[validators.MaxValueValidator(5)])

class Meta:

6. Mixin

class ReviewMixin(models.Model):
review_content = models.TextField()
rating = models.PositiveIntegerField(validators=[validators.MaxValueValidator(5)])

class Meta:

4. Restaurant Review Types

class RestaurantReview(models.Model):
reviewer_name = models.CharField(max_length=100)
restaurant = models.ForeignKey("Restaurant", on_delete=models.CASCADE)
review_content = models.TextField()
rating = models.PositiveIntegerField(validators=[validators.MaxValueValidator(5)])

5. Menu Review

class RestaurantReview(models.Model):
reviewer_name = models.CharField(max_length=100)
restaurant = models.ForeignKey("Restaurant", on_delete=models.CASCADE)
review_content = models.TextField()
rating = models.PositiveIntegerField(validators=[validators.MaxValueValidator(5)])

1.Restaurant

class Restaurant(models.Model):
name = models.CharField(max_length=100, validators=[valodators.MinLengthValidator(2, "Name must be at least 2 characters long."), validators.MaxLengthValidator(100, "Name cannot exceed 100 characters.")])
location = models.CharField(max_length=200, validators=[validators.MinLengthValidator(2, "Location must be at least 2 characters long."), validators.MaxLengthValidator(200, "Location cannot exceed 200 characters.")])
description = models.TextField(null=True, blank=True)
rating = models.DecimalField(max_digits=3, decimal_palces=2, validators=[validators.MinValueValidatos(0, "Rating must be at least 0.00."), validators.MaxValueValodator(5, "Rating cannot exceed 5.00.")])

5. Menu Review

class RestaurantReview(models.Model):
reviewer_name = models.CharField(max_length=100)
restaurant = models.ForeignKey("Restaurant", on_delete=models.CASCADE)
review_content = models.TextField()
rating = models.PositiveIntegerField(validators=[validators.MaxValueValidator(5)])