# This file is part of dnmgmt, a number resource management system
# Licensed under GNU General Public License v3 or later
# Written by Sebastian Lohff (seba@someserver.de)

from django import forms


class MultiTextInput(forms.widgets.Input):
	input_type = "text"
	
	def render(self, name, value, attrs=None):
		if value is not None: 
			selectedOptions = []
			for val in value:
				for k, v in self.choices:
					if val == k:
						selectedOptions.append(v)
						
			value = " ".join(selectedOptions)

		return super(MultiTextInput, self).render(name, value, attrs)

	def value_from_datadict(self, data, files, name):
		values = list(filter(bool, map(lambda _x: _x.strip(), data.get(name).split(" "))))

		result = []
		for value in values:
			# FIXME: using value here throws a weird error message at some point
			#		could be handled by overriding the messages in ChoiceField
			#		or... well, don't know
			kId = value 
			for k, v in self.choices:
				if v.lower() == value.lower():
					kId = str(k)
					break
			result.append(kId)

		return result