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path: root/app/garden/models.py
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import datetime

from django.contrib.gis.db import models

from utils.util import render_images, markdown_to_html


class Plant(models.Model):
    name = models.CharField(max_length=200)
    PLANT_FAMILY = (
        (0, 'Tomatoes'),
        (1, 'Cucumbers'),
        (2, 'Watermelons'),
        (3, 'Pumkins'),
        (4, 'Basil'),
    )
    family = models.IntegerField(choices=PLANT_FAMILY, default=0)
    scientific_name  = models.CharField(max_length=200, null=True, blank=True)
    edible = models.BooleanField(default=False)
    date_created = models.DateTimeField(default=datetime.datetime.now)
    growth_time = models.PositiveIntegerField()
    germination_time = models.PositiveIntegerField()
    seperation = models.PositiveIntegerField()
    notes = models.TextField(null=True, blank=True)
    CONDITIONS = (
        (0, 'Direct Sun'),
        (1, 'Part Sun'),
        (2, 'Shade'),
    )
    conditions  = models.IntegerField(choices=CONDITIONS, default=0)
    organic = models.BooleanField(default=True)
    heirloom = models.BooleanField(default=True)
    
    class Meta:
        ordering = ('-date_created',)
        get_latest_by = 'date_created'
        
    def __str__(self):
        return self.name
    

class Seed(models.Model):
    plant = models.ForeignKey(Plant, on_delete=models.CASCADE)
    brand = models.CharField(max_length=200)
    date_created = models.DateTimeField(default=datetime.datetime.now)
    estimated_growth_time = models.PositiveIntegerField()
    estimated_germination_time = models.PositiveIntegerField()
    organic = models.BooleanField(default=True)
    notes = models.TextField(null=True, blank=True)

    class Meta:
        ordering = ('-date_created',)
        get_latest_by = 'date_created'
        
    def __str__(self):
        return self.plant.name


class Planting(models.Model):
    plant = models.ForeignKey(Plant, on_delete=models.CASCADE)
    number_of_plants = models.PositiveIntegerField()
    seed = models.ForeignKey(Seed, on_delete=models.CASCADE, null=True, blank=True)
    START_AREA = (
        (0, 'Indoors'),
        (1, 'Direct Sow'),
        (2, 'Greenhouse'),
        (2, 'Purchased Seedling'),
    )
    seed_start_area = models.IntegerField(choices=START_AREA, default=0)
    date_seed_started = models.DateField(null=True, blank=True)
    date_seed_sprouted = models.DateField(null=True, blank=True)
    date_hardened_off = models.DateField(null=True, blank=True)
    date_planted = models.DateField()
    GARDEN_PLOT = (
        (0, 'Far Plot Mound'),
        (1, 'Far Plot ground'),
        (2, 'Herb Plot ground'),
        (2, 'Herb Plot bed'),
    )
    garden_area = models.IntegerField(choices=GARDEN_PLOT, default=0)
    OUTCOME = (
        (0, 'Unknown'),
        (1, 'Success'),
        (2, 'Moderate Success'),
        (3, 'Fail'),
    )
    outcome = models.IntegerField(choices=OUTCOME, default=0)
    notes = models.TextField(null=True, blank=True)

    class Meta:
        ordering = ('-date_seed_started',)
        get_latest_by = 'date_seed_started'

    def __str__(self):
        return self.plant.name

    @property
    def get_previous_admin_url(self):
        n = self.get_previous_by_pub_date()
        return reverse('admin:%s_%s_change' %(self._meta.app_label,  self._meta.model_name),  args=[n.id] )

    @property
    def get_next_admin_url(self):
        model = apps.get_model(app_label=self._meta.app_label, model_name=self._meta.model_name)
        try:
            return reverse('admin:%s_%s_change' %(self._meta.app_label,  self._meta.model_name),  args=[self.get_next_by_pub_date().pk] )
        except model.DoesNotExist:
            return ''


    @property
    def family(self):
        return self.plant.get_family_display()


    def save(self, *args, **kwargs):
        created = self.pk is None
        if not created:
            md = render_images(self.notes)
            self.body_html = markdown_to_html(md)
        super(Planting, self).save(*args, **kwargs)


class Guild(models.Model):
    name = models.CharField(max_length=200, blank=True)
    plant = models.ManyToManyField(Plant)
    seperation = models.PositiveIntegerField()
    notes = models.TextField(null=True, blank=True)

    def __str__(self):
        return self.name