105 lines
3.6 KiB
Python
105 lines
3.6 KiB
Python
from django import forms
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from django.utils.safestring import mark_safe
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from django.urls import reverse
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from .models import SustainerOrder
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class SustainerFormRenderer(forms.renderers.DjangoTemplates):
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# Customised layout with labels on own row
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field_template_name = 'supporters/field.html'
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class ButtonRadioSelect(forms.widgets.RadioSelect):
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"""Radio button styled like a button. BYO CSS."""
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# Extra <span> wrappers to support CSS
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option_template_name = 'supporters/buttonradio_option.html'
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use_fieldset = False
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class Media:
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css = {
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'all': ['css/buttonradio.css'],
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}
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.attrs['class'] = 'button-select'
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class SustainerForm(forms.ModelForm):
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# Used to pre-fill the price selector
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amount_option = forms.CharField(required=False)
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template_name = 'supporters/sustainer_form.html'
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MONTH_OPTIONS = [12, 23, 45, 87]
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YEAR_OPTIONS = [128, 256, 512, 1024]
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MONTH_MINIMUM = 10
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YEAR_MINIMUM = 120
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class Meta:
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model = SustainerOrder
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fields = [
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'recurring',
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'amount',
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'name',
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'email',
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'acknowledge_publicly',
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'add_to_mailing_list',
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'tshirt_size',
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'street',
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'city',
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'state',
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'zip_code',
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'country',
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]
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widgets = {
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'recurring': ButtonRadioSelect(
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attrs={
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'x-model': 'recurring',
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# Reset the amount field and option when changing monthly/annually.
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'x-on:change': '$refs.amount.value = null; amount_option = null',
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}
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),
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}
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.renderer = SustainerFormRenderer()
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self.fields['recurring'].label = ''
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self.fields['amount'].initial = self.YEAR_OPTIONS[0]
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# So we can write to this field easily from Alpine JS.
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self.fields['amount'].widget.attrs['x-ref'] = 'amount'
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self.fields['amount'].widget.attrs['style'] = 'width: 5rem'
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self.fields['amount'].widget.attrs['onblur'] = 'this.reportValidity()'
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self.fields['amount'].widget.attrs['x-bind:min'] = 'amount_minimum'
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self.fields['email'].help_text = 'For your payment receipt'
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self.fields['tshirt_size'].help_text = mark_safe(
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"""Sizing chart: <a href="/videos/women-2017-to-2020-t-shirt-sizing.jpg" target="_blank" class="black-60">Women's</a>, <a href="/videos/men-2017-to-2020-t-shirt-sizing.jpg" target="_blank" class="black-60">Men's</a>"""
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)
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self.fields['tshirt_size'].widget.attrs['x-model'] = 'tshirt_size'
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def clean(self):
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super().clean()
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recurring = self.cleaned_data.get('recurring', '')
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amount = self.cleaned_data.get('amount', 0)
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minimum = self.MONTH_MINIMUM if recurring == 'month' else self.YEAR_MINIMUM
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donate_url = reverse('donate')
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if amount < minimum:
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self.add_error(
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'',
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mark_safe(
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f'${minimum:d} is a minimum for Conservancy Sustainers. <a href="{donate_url}">Donate smaller amounts here</a>.'
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),
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)
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tshirt_size = self.cleaned_data.get('tshirt_size')
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if tshirt_size and not all(
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[
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self.cleaned_data.get('street'),
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self.cleaned_data.get('city'),
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self.cleaned_data.get('country'),
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]
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):
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self.add_error('street', 'No address provided')
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