from django.db import models

GENDER_CHOICES = (('M', "Male"),
                  ("F", "Female"),
                 )

PYTHON_KNOWLEDGE_CHOICES = (("1", "No clue what Python is"),
                            ("2", "I know for sure that Python is a language"),
                            ("3", "Solved some basic problems using Python"),
                            ("4", "Been using Python for quite some time"),
                            ("5", "Written production level code in Python"),
                           )

SAGE_KNOWLEDGE_CHOICES = (("1", "No clue what Sage is"),
                          ("2", "I know for sure that Sage is a mathematical software"),
                          ("3", "Solved some basic problems using Sage"),
                          ("4", "Been using Sage for quite some time"),
                          #("5", "Written production level code in Sage"),
                         )

TOPICS_CHOICES = (("1", "Cryptography"),
                  ("2", "Basic Algebra"),
                  ("3", "Calculus"),
                  ("4", "Arbitrary Precision Numerics"),
                  ("5", "Basic Plotting"),
                  ("6", "Number Theory"),
                  ("7", "Polynomials"),
                  ("8", "Combinatorics and Graph Theory"),                                          
                 )

LIKELINESS_CHOICES = (('5', "Will attend at any cost"),
                      ('4', "Will attend most probably"),
                      ('3', "Unsure of attending"),
                      ('2', "Might not attend"),
                      ('1', "Will not attend"),
                     )

T_SHIRT_CHOICES = (("S","S"),
                   ("M","M"),
                   ("L","L"),
                   ("XL","XL"),                   
                  )

SPRINT_CHOICES = (("3", "Will sprint for sure"),
                  ("2", "May sprint"),
                  ("1", "Not my cup of tea"))

EVENT_ATTEND_CHOICES = (("5", "Is attending"),
                        ("3", "Has been selected but not confirmed participation"),
                        ("1", "Has registered and is willing to attend"),
                        ("0", "has registered but might not attend"))

WORKSHOP_ATTEND_CHOICES = (("3", "Is attending"),
                           ("2", "Has been selected but not confirmed participation"),
                           ("1", "Has requested for a workshop"),
                           ("0", "Does not need a workshop"))

ACCO_CHOICES = (("4", "Has requested but request has been rejected"),
                ("3", "Has been given accomodation and has confirmed the stay"),
                ("2", "Has been given acco but not confirmed yet"),
                ("1", "Has requested for accomodation"),
                ("0", "Does not need acco"))

class Registrant(models.Model):
    """ A model to hold the details of registered users.
    """

    first_name = models.CharField(max_length=30)
    last_name =  models.CharField(max_length=30)
    email = models.EmailField()
    gender = models.CharField(max_length=1, choices=GENDER_CHOICES)
    t_shirt_size = models.CharField(max_length=2, choices=T_SHIRT_CHOICES, verbose_name="T-Shirt size")

    profession = models.CharField(max_length=20)
    affiliated_to = models.CharField(max_length=30, verbose_name="Affiliated Institution/Company")

    topics_interested = models.CharField(max_length=30, blank=True)

    knowledge_of_python = models.CharField(max_length=1, choices=PYTHON_KNOWLEDGE_CHOICES)
    need_for_python_workshop = models.BooleanField(verbose_name="Do you need a workshop on Python before you attend Sage Days")

    knowledge_of_sage = models.CharField(max_length=1, choices=SAGE_KNOWLEDGE_CHOICES)
    tools_used = models.TextField(help_text="Ex: Scilab, Mathematica, Matlab etc.", verbose_name="Other tools used", blank=True)

    #address = models.TextField(help_text="To send DVD containing tutorials on Python if required.", blank=True)
    address = models.TextField(blank=True)
    phone_num = models.CharField(max_length=15, verbose_name="Phone Number", blank=True)
    acco_required = models.BooleanField(verbose_name="Need accomodation", default=False)

    priority_for_attending = models.CharField(max_length=1, default="3")
    selected_for_attending = models.BooleanField(default=False)
    
    likeliness_of_attending = models.CharField(max_length=1, choices=LIKELINESS_CHOICES)

    def __unicode__(self):

        return self.first_name + " " + self.last_name

class ParticipantInfo(models.Model):

    participant = models.ForeignKey(Registrant)
    has_laptop_for_sagedays = models.BooleanField(verbose_name="Will you bring your own laptop for Sage Days 25", default=False)

    sprinted_already = models.BooleanField(verbose_name="Have you participated in any kind of coding sprints", default=False)
    will_sprint = models.CharField(max_length=1, verbose_name="Will you sprint", 
                                   default='1', choices=SPRINT_CHOICES)
   
class RegistrantInfo(models.Model):

    registrant = models.ForeignKey(Registrant)
    status_of_attending_sagedays = models.CharField(max_length=1, default="0", choices=EVENT_ATTEND_CHOICES)
    status_of_attending_workshop = models.CharField(max_length=1, default="0", choices=WORKSHOP_ATTEND_CHOICES)
    status_of_accomodation = models.CharField(max_length=1, default="0", choices=ACCO_CHOICES)
    has_laptop_for_workshop = models.BooleanField(default=False)