You need to achieve related fields to achieve the most of this… thank you
On Thu, 16 Mar 2023 at 23:59, Namanya Daniel <dnamanya.dan...@gmail.com>
wrote:
> Hello… am using a phone to reply this but I would love to give a hint on
> something. When you have a child, it’s means there’s a parent foreign key
> in the child model. You can use grouper to group child model results so
> that every is grouped together under a particular parent field.
>
> On Thu, 16 Mar 2023 at 21:22, nef <frncse...@gmail.com> wrote:
>
>> Hi all,
>> I am facing problem to display a sub-list.
>> In my model, I ahave a Student and Parent models. A prent can have one or
>> more students.
>> I want to list all the student in the parent page, but it is not showing.
>> Please see here my code.
>> Models
>>
>> class Student(models.Model):
>> #std_matricule = models.CharField(verbose_name='Student matricule',
>> max_length=6, null=False, unique=True, primary_key=True)
>> std_matricule = models.CharField(verbose_name='Matricule', unique=
>> True, max_length=16, null=False, blank=False, help_text='Matricule of
>> the student')
>> std_parents = models.ForeignKey(Parents, on_delete=models.DO_NOTHING,
>> related_name='Parents', unique=False, null=True, blank=True, verbose_name
>> ='Student parents')
>> std_email = models.EmailField(verbose_name='Email', null=False, blank
>> =True, help_text='Enter the email of the student or leave blank if not
>> exist')
>> std_password = models.CharField(verbose_name='Password', max_length=
>> 512, null=False, blank=True, help_text='Type the password with 6
>> characters minimum')
>> std_surname = models.CharField(verbose_name='Surname', null=False,
>> blank=False, max_length=128, help_text='Type the Surname of the student
>> as in the birth certificate')
>> std_firstname = models.CharField(verbose_name='First name', null=
>> False, blank=True, max_length=128, help_text='Type the student first
>> name')
>> std_midlename = models.CharField(verbose_name='Midle name', null=
>> False, blank=True, max_length=128, help_text='Type the student first
>> name')
>> std_nickname = models.CharField(verbose_name='Student Nickname',
>> max_length=64, null=False, blank=True, help_text='If exist, type student
>> nickname here')
>>
>> lass Parents(models.Model):
>> father_surname = models.CharField(verbose_name='Father surname',
>> max_length=128, null=False, blank=True, help_text='Student Father
>> surname as in the birth certificate')
>> father_firstName = models.CharField(verbose_name='Father name',
>> max_length=128, null=False, blank=True)
>> father_phone = models.CharField(verbose_name='Father phone number',
>> max_length=24, null=False, blank=True, help_text='Phone number of the
>> Father')
>> father_dateOfBirth = models.DateField(verbose_name='Father date of
>> birth', null=True, blank=True)
>> father_placeOfBirth = models.CharField(verbose_name='Father place of
>> birth', max_length=512, null=True, blank=True)
>> father_nationality = models.CharField('Father nationality',
>> max_length=256, null=False, blank=True)
>> father_adress = models.CharField(verbose_name='Father resident
>> adress', max_length=512, null=False, blank=True)
>> father_occupation = models.CharField(verbose_name='Father occupation',
>> max_length=512, null=False, blank=True)
>> mother_surname = models.CharField(verbose_name='Mother surname', null
>> =False, max_length=128, help_text='Student Father name as in the birth
>> certificate')
>> mother_firstName = models.CharField(verbose_name='Mother name',
>> max_length=128, null=False, blank=True)
>> mother_phone = models.CharField(verbose_name='Mother phone number',
>> max_length=64, null=False, blank=True, help_text='Phone number of the
>> mother')
>> mother_dateOfBirth = models.DateField(verbose_name='Mother date of
>> birth', null=True, blank=True)
>> mother_placeOfBirth = models.CharField(verbose_name='Mother place of
>> birth', max_length=512, null=False, blank=True)
>> mother_nationality = models.CharField('Mother nationality',
>> max_length=512, null=False, blank=True)
>> mother_adress = models.CharField(verbose_name='Mother resident
>> adress', max_length=512, null=False, blank=True)
>> mother_occupation = models.CharField(verbose_name='Mother occupation',
>> max_length=512, null=False, blank=True)
>>
>>
>> View
>> def parentsDetails(request, pk):
>> parentObj = Parents.objects.get(parent_id=pk)
>> context = {'parentObj': parentObj}
>> return render(request, "students_management_app/parents-single.html",
>> context)
>>
>> Template
>> {% extends 'main.html' %}
>>
>> {% block content %}
>>
>> <h1>A parent page for more details </h1>
>> <!-- <img src= "{{ buildingObj.buildingIMG1.url }}"> -->
>> <h1>{{parentObj.std_matricule}}</h1>
>> <br>
>> <h2>Father full name: {{parentObj.father_firstName}}
>> {{parentObj.father_surname}}</h2>
>> <br>
>> <h2>Mother full name: {{parentObj.mother_firstName}}
>> {{parentObj.mother_surname}}</h2>
>> <p>
>> Register date: {{parentObj.parent_createDate}}
>> </p>
>> <p><a href="{% url 'parents-list' %}">Add parents</a><br/></p>
>> <br/>
>>
>> {% if parentObj.student_set.all %}
>> {% for student in parentObj.students_set.all %}
>>
>> <h2>List of students</h2>
>> <p>{{student.std_matricule}}</p>
>> <p>{{student.std_firstname}} {{student.std_midlename}}
>> {{student.std_surname}}</p>
>> <p>{{student.std_sex}}</p>
>>
>> {% endfor %}
>> {% endif %}
>> <p>No Student found in the database</p>
>>
>> {% endblock content %}
>>
>> <p>Footer</p>
>>
>> The page is displaying well with all the information for the parent, but
>> not student data.
>> Thank you
>> Eric
>>
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>> .
>>
>
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