Source code for shuup.xtheme.plugins.widgets

from django import forms
from django.template.loader import render_to_string
from django.utils.safestring import mark_safe

from shuup.utils.django_compat import force_text




class XThemeModelChoiceWidget(forms.Select):


    def render(self, name, value, attrs=None, choices=(), renderer=None):
        return mark_safe(
            render_to_string(
                "shuup/xtheme/_model_widget.jinja",
                {
                    "name": name,
                    "selected_value": value,
                    "objects": self.choices,
                },
            )
        )






class XThemeModelChoiceField(forms.ModelChoiceField):
    widget = XThemeModelChoiceWidget



    def label_from_instance(self, obj):
        return obj






class XThemeSelect2ModelMultipleChoiceField(forms.MultipleChoiceField):


    def __init__(
        self,
        model,
        required=True,
        label=None,
        initial=None,
        help_text="",
        extra_widget_attrs=None,
        *args,
        **kwargs,
    ):
        if extra_widget_attrs is None:
            extra_widget_attrs = {}
        widget_attrs = {"data-model": model}
        widget_attrs.update(extra_widget_attrs)

        choices = []
        if initial:
            from django.apps import apps

            app_label, model_name = model.split(".")
            model = apps.get_model(app_label, model_name)
            choices = [(instance.pk, force_text(instance)) for instance in model.objects.filter(pk__in=initial)]

        super().__init__(
            *args,
            choices=choices,
            required=required,
            widget=forms.SelectMultiple(attrs=widget_attrs),
            label=label,
            initial=initial,
            help_text=help_text,
            **kwargs,
        )




    def validate(self, value):
        if self.required and not value:
            raise forms.ValidationError(self.error_messages["required"], code="required")






class XThemeSelect2ModelChoiceField(forms.ChoiceField):


    def __init__(
        self,
        model,
        required=True,
        label=None,
        initial=None,
        help_text="",
        extra_widget_attrs=None,
        *args,
        **kwargs,
    ):
        if extra_widget_attrs is None:
            extra_widget_attrs = {}
        widget_attrs = {"data-model": model}
        widget_attrs.update(extra_widget_attrs)

        choices = []
        if initial:
            from django.apps import apps

            app_label, model_name = model.split(".")
            model = apps.get_model(app_label, model_name)
            instance = model.objects.filter(pk=initial).first()
            if instance:
                choices = [(instance.pk, force_text(instance))]

        super().__init__(
            *args,
            choices=choices,
            required=required,
            widget=forms.Select(attrs=widget_attrs),
            label=label,
            initial=initial,
            help_text=help_text,
            **kwargs,
        )




    def validate(self, value):
        if self.required and not value:
            raise forms.ValidationError(self.error_messages["required"], code="required")