# coding=utf-8

from django.db import models

# Create your models here.


class ICD9Diag(models.Model):
    code = models.CharField(max_length=5, primary_key=True)
    desc = models.CharField(max_length=50)

    def __unicode__(self):
        return "%s.%s %s" % (self.code[0:3], self.code[3:], self.desc)


class Activity(models.Model):
    title = models.CharField(max_length=200)

    def __unicode__(self):
        return self.title

    class Admin:
        pass

class Patient(models.Model):
    GENDER_CHOICES = (
        (1, 'Male'),
        (2, 'Female'),
    )
#    STATUS_CHOICES = (
#        ( 0, 'Male'),
#        (10, 'Female'),
#    )
    name = models.CharField(max_length=200, verbose_name='姓名')
    medical_records = models.CharField(max_length=200, unique=True)
    gender = models.IntegerField(choices=GENDER_CHOICES)
    birthday = models.DateField()
    address = models.CharField(max_length=200)
    phone = models.CharField(max_length=200)
    id_cards = models.CharField(max_length=200, unique=True)
    memo = models.CharField(max_length=200, blank=True, null=True)
    dead = models.DateField(blank=True, null=True)

    height = models.DecimalField(max_digits=4, decimal_places=1, null=True)
    weight = models.DecimalField(max_digits=6, decimal_places=3, null=True)
    native = models.CharField(max_length=200, blank=True, null=True)
    past_and_family_history = models.TextField(blank=True, null=True)

#    last_followup = models.DateField(blank=True, null=True)
#    next_followup = models.DateField(blank=True, null=True)
    
    timestamp = models.DateTimeField(auto_now=True)

    def __unicode__(self):
        return self.name
#        return self.name+' '+str(self.medical_records)

    class Admin:
        pass
    def get_absolute_url(self):
        return "/patient/detail/%i/" % self.id


class Oncologist(models.Model):
    name = models.CharField(max_length=200)
    def __unicode__(self):
        return self.name

class Surgeon(models.Model):
    name = models.CharField(max_length=200)
    def __unicode__(self):
        return self.name

class DiseaseStage(models.Model):
    stage = models.CharField(max_length=200)
    def __unicode__(self):
        return self.stage

    class Admin:
        pass


class PrimaryTumorSite(models.Model):
#    id = models.IntegerField('ID', primary_key=True)
    site = models.CharField(max_length=200)

    def __unicode__(self):
        return self.site

    class Admin:
        pass

ACCOUNTING = (
    (10, '健保'),
    (20, '自費'),
    (30, '內含'),
)

class Treatment(models.Model):
    KARNOFSKY_SCORING = (
        (100, '100% - normal, no complaints, no signs of disease'),
        ( 90, ' 90% - capable of normal activity, few symptoms or signs of disease'),
        ( 80, ' 80% - normal activity with some difficulty, some symptoms or signs'),
        ( 70, ' 70% - caring for self, not capable of normal activity or work'),
        ( 60, ' 60% - requiring some help, can take care of most personal requirements'),
        ( 50, ' 50% - requires help often, requires frequent medical care'),
        ( 40, ' 40% - disabled, requires special care and help'),
        ( 30, ' 30% - severely disabled, hospital admission indicated but no risk of death'),
        ( 20, ' 20% - very ill, urgently requiring admission, requires supportive measures or treatment'),
        ( 10, ' 10% - moribund, rapidly progressive fatal disease processes'),
        (  0, '  0% - death'),
    )

    IMAGE_GUIDANCE = (
        (100, '6D Skull'),
        (200, 'Xsight-Spine'),
        (210, 'Xsight-Lung'),
        (300, 'Fiducial'),
        (400, 'Synchrony'),
    )

    patient = models.ForeignKey(Patient, on_delete=models.CASCADE)
    bed = models.CharField(max_length=200, blank=True, null=True, verbose_name='病床號')
    icd9 = models.ForeignKey(ICD9Diag, blank=True, null=True, verbose_name='ICD9診斷', on_delete=models.SET_NULL)
    other_diagnosis = models.CharField(max_length=200, blank=True, null=True, verbose_name='其他診斷')
    tracking_mode = models.IntegerField(choices=IMAGE_GUIDANCE, blank=True, null=True)
    referral = models.CharField(max_length=200, blank=True, null=True, verbose_name='轉介醫師')
    oncologist = models.ForeignKey(Oncologist, blank=True, null=True, on_delete=models.SET_NULL)
    surgeon = models.ForeignKey(Surgeon, blank=True, null=True, on_delete=models.SET_NULL)
    date_started = models.DateField(blank=True, null=True)
    date_completed = models.DateField(blank=True, null=True)
    accounting = models.IntegerField(choices=ACCOUNTING, blank=True, null=True, verbose_name='記帳別')
    karnofsky_score = models.IntegerField(choices=KARNOFSKY_SCORING, blank=True, null=True)
    disease_stage = models.ForeignKey(DiseaseStage, blank=True, null=True, on_delete=models.SET_NULL)
    primary_tumor_site = models.ForeignKey(PrimaryTumorSite, blank=True, null=True, on_delete=models.SET_NULL)
    input = models.ForeignKey(Activity, related_name='input', blank=True, null=True, verbose_name='已', on_delete=models.SET_NULL)
    output = models.ForeignKey(Activity, related_name='output', blank=True, null=True, verbose_name='待', on_delete=models.SET_NULL)
    complications = models.CharField(max_length=200, blank=True, null=True, verbose_name='併發症')
    chief_complaint = models.TextField(blank=True, null=True) 

    memo            = models.CharField(max_length=200, blank=True, null=True)
    timestamp       = models.DateTimeField(auto_now=True)

    class Admin:
        pass

    def get_absolute_url(self):
        return "/treatment/detail/%i/" % self.id

class Price(models.Model):
    code = models.CharField(max_length=200, blank=True, null=True)
    identity = models.IntegerField(choices=ACCOUNTING)
    name = models.CharField(max_length=200)
    unit = models.CharField(max_length=200, blank=True, null=True)
    address = models.IntegerField(blank=True, null=True)

    class Admin:
        pass

    def __unicode__(self):
        return self.code + '-' + self.get_identity_display() + '-' + self.name

class VEVENT(models.Model):
# iCalendar
    DTSTAMP = models.DateTimeField(auto_now=True)
    DTSTART = models.DateTimeField()
    DTEND = models.TimeField(blank=True)
    DURATION = models.TimeField()
    SUMMARY = models.CharField(max_length=200, blank=True, null=True)
    CLASS = models.CharField(max_length=200, blank=True, null=True)
    CATEGORIES = models.CharField(max_length=200, blank=True, null=True)
    TRANSP = models.CharField(max_length=200, blank=True, null=True)
    RRULE = models.CharField(max_length=200, blank=True, null=True)

    DESCRIPTION = models.CharField(max_length=200, blank=True, null=True)

    MODE_CHOICES = (
        (110, 'Fiducial'),
        (200, '固定器'),
        (210, 'CT'),
        (220, 'MRI'),
        (230, 'Angio'),
        (310, '治療'),
    )
    treatment = models.ForeignKey(Treatment, on_delete=models.CASCADE)
    mode = models.IntegerField(choices=MODE_CHOICES)
    price = models.ForeignKey(Price, blank=True, null=True, on_delete=models.SET_NULL)
    
    break_frequency = models.IntegerField(blank=True)
    system_err = models.IntegerField(blank=True)
    shift = models.IntegerField(blank=True)
    cone = models.IntegerField(blank=True)
    path = models.IntegerField(blank=True)

    def get_absolute_url(self):
        return "/treatment/detail/%i/" % self.treatment.id

class TargetLocation(models.Model):
    location = models.CharField(max_length=200)

    def __unicode__(self):
        return self.location

    class Admin:
        pass


class Pathology(models.Model):
    pathology = models.CharField(max_length=200, unique=True)
    stage = models.ForeignKey(DiseaseStage, on_delete=models.CASCADE)

    def __unicode__(self):
        return self.pathology

    class Admin:
        pass


class SubLocation(models.Model):
    target_location = models.ForeignKey(TargetLocation, on_delete=models.CASCADE)
    group = models.IntegerField()
    sub_location = models.CharField(max_length=200)
    pathology = models.ManyToManyField(Pathology)

    def __unicode__(self):
#        return TargetLocation.objects.get(id=self.target_location)+' - '+self.sub_location
        return self.sub_location

    class Admin:
        pass


class Lesion(models.Model):
    treatment = models.ForeignKey(Treatment, on_delete=models.CASCADE)
    sub_location = models.ForeignKey(SubLocation, on_delete=models.CASCADE)
    pathology = models.ForeignKey(Pathology, on_delete=models.CASCADE)

    dimensions = models.CharField(max_length=200)
    volume = models.DecimalField(max_digits=9, decimal_places=2)

    plan_name = models.CharField(max_length=200, blank=True, null=True)

    collimator = models.CharField(max_length=200)
    path_no = models.IntegerField()
    beam_no = models.IntegerField()

    mu_max = models.DecimalField(max_digits=9, decimal_places=2)
    mu_min = models.DecimalField(max_digits=9, decimal_places=2)

    dose = models.IntegerField()
    fractions = models.IntegerField()
    iso_dose_curve = models.IntegerField()

    dmin = models.DecimalField(max_digits=9, decimal_places=2)
    dmax = models.DecimalField(max_digits=9, decimal_places=2)

    coverage = models.DecimalField(max_digits=9, decimal_places=2)
    ci = models.DecimalField(max_digits=9, decimal_places=2)
    nci = models.DecimalField(max_digits=9, decimal_places=2)

    start_date = models.DateField(blank=True, null=True)
    end_date = models.DateField(blank=True, null=True)

    memo = models.CharField(max_length=200, blank=True, null=True)

    def get_absolute_url(self):
        return "/treatment/detail/%i/" % self.treatment.id

    def sub_location_target_location(self):
        return self.sub_location.target_location

    def treatment_id(self):
        return treatment.id

class PriorTreatment(models.Model):
    TREATMENT_CHOICES = (
        (1, 'Surgery'),
        (2, 'Biopsy'),
        (3, 'RT'),
        (4, 'Radiosurgery'),
        (5, 'Chemotherapy'),
    )
    PERIOD_CHOICES = (
        (1, 'Before'),
        (2, 'Concurrent'),
        (3, 'None'),
    )
    patient = models.ForeignKey(Patient, on_delete=models.CASCADE)
    date = models.DateField()
    treatment = models.IntegerField(choices=TREATMENT_CHOICES)
    period = models.IntegerField(choices=PERIOD_CHOICES, blank=True, null=True)
    dose = models.IntegerField(blank=True, null=True)
    memo = models.CharField(max_length=200, blank=True, null=True)

    def get_absolute_url(self):
        return "/patient/detail/%i/" % self.patient.id


class PathExam(models.Model):
    patient           = models.ForeignKey(Patient, on_delete=models.CASCADE)
    path_code         = models.CharField(max_length=200, unique=True, verbose_name='病理號')
    specimen_code     = models.CharField(max_length=200, verbose_name='檢體')
    specimen_get_date = models.DateField(verbose_name='收件日')
    report_date       = models.DateField(verbose_name='報告日')
    division          = models.CharField(max_length=200, verbose_name='科別')
    bed               = models.CharField(max_length=200, blank=True, null=True, verbose_name='病床')
    report            = models.TextField(blank=True, null=True, verbose_name='檢查報告')


class Followup(models.Model):
    patient = models.ForeignKey(Patient, on_delete=models.CASCADE)
#    date = models.DateField(auto_now_add=True)
    date = models.DateField()
    memo = models.CharField(max_length=200, blank=True, null=True)

    def get_absolute_url(self):
        return "/patient/detail/%i/" % self.patient.id

class PACSImage(models.Model):
    patient             = models.ForeignKey(Patient, on_delete=models.CASCADE)
    
    PatChartNo          = models.CharField(max_length=200, verbose_name='病歷號') 
    RequestSheetNo      = models.CharField(max_length=200, verbose_name='單號') 
    ExamDate            = models.DateField(                verbose_name='檢查日') 
    LinkOrderName       = models.CharField(max_length=200, verbose_name='檢查名稱') 
    Modality            = models.CharField(max_length=200, verbose_name='儀器') 
    VerifiedStateString = models.CharField(max_length=200, verbose_name='狀態') 

    SAVED_CHOICES = (
        (0 , '待處理'),
        (10, '有輸入'),
        (15, '已確認'),
        (20, '不適用'),
    )
#    Saved               = models.BooleanField() 
    Saved               = models.IntegerField(choices=SAVED_CHOICES, verbose_name='保存')


class LesionFollow(models.Model):
    Lesion = models.ForeignKey(Lesion, on_delete=models.CASCADE)
    Date   = models.DateField(null=False, verbose_name='追蹤日期')
    Volume = models.FloatField(null=True, verbose_name='體積(mm3)')
    A = models.FloatField(null=True, verbose_name='長(mm)')
    B = models.FloatField(null=True, verbose_name='寬(mm)')
    C = models.FloatField(null=True, verbose_name='高(mm)')
    Memo   = models.CharField(max_length=200, blank=True, null=True)
    

class MedicalRecord(models.Model):
    patient           = models.ForeignKey(Patient, on_delete=models.CASCADE)
    
    Record            = models.CharField(max_length=200, null=True) # 住急門 
    
    HospName          = models.CharField(max_length=200, null=True) 
    DeptName          = models.CharField(max_length=200, null=True, verbose_name='科') 
    InDate            = models.DateField(               null=False, verbose_name='入') 
    OutDate           = models.DateField(                null=True, verbose_name='出') 
    WardName          = models.CharField(max_length=200, null=True, verbose_name='房') 
    RoomName          = models.CharField(max_length=200, null=True, verbose_name='室') 
    BedName           = models.CharField(max_length=200, null=True, verbose_name='床') 
    MainDrName        = models.CharField(max_length=200, null=True, verbose_name='主治') 
    MainDiagnosisName = models.CharField(max_length=200, null=True, verbose_name='診斷') 
    StatusName        = models.CharField(max_length=200, null=True, verbose_name='狀態')
     
    SpecialCureName   = models.CharField(max_length=200, null=True, verbose_name='行為')