import copy

from django import forms

from pinaxcon.proposals.models import TalkProposal, TutorialProposal, MiniconfProposal
from pinaxcon.proposals.models import SysAdminProposal, KernelProposal, OpenHardwareProposal
from pinaxcon.proposals.models import GamesProposal, DevDevProposal, ArtTechProposal
from pinaxcon.proposals.models import OpenEdProposal


DEFAULT_FIELDS =  [
    "title",
    "target_audience",
    "abstract",
    "private_abstract",
    "technical_requirements",
    "project",
    "project_url",
    "recording_release",
    "materials_release",
]

TALK_FORMAT_FIELDS = copy.copy(DEFAULT_FIELDS)
TALK_FORMAT_FIELDS.insert(2, "talk_format")

class ProposalForm(forms.ModelForm):

    required_css_class = 'label-required'

    def clean_description(self):
        value = self.cleaned_data["description"]
        if len(value) > 400:
            raise forms.ValidationError(
                u"The description must be less than 400 characters"
            )
        return value


class TalkProposalForm(ProposalForm):

    class Meta:
        model = TalkProposal
        fields = [
            "title",
            "target_audience",
            "abstract",
            "private_abstract",
            "technical_requirements",
            "project",
            "project_url",
            "video_url",
            "recording_release",
            "materials_release",
        ]


class TutorialProposalForm(ProposalForm):

    class Meta:
        model = TutorialProposal
        fields = [
            "title",
            "target_audience",
            "abstract",
            "private_abstract",
            "technical_requirements",
            "project",
            "project_url",
            "video_url",
            "recording_release",
            "materials_release",
        ]


class MiniconfProposalForm(ProposalForm):

    class Meta:
        model = MiniconfProposal
        fields = [
            "title",
            "abstract",
            "private_abstract",
            "technical_requirements",
            "recording_release",
            "materials_release",
        ]

class SysadminProposalForm(ProposalForm):

    class Meta:
        model = SysAdminProposal
        fields = TALK_FORMAT_FIELDS

class KernelProposalForm(ProposalForm):

    class Meta:
        model = KernelProposal
        fields = DEFAULT_FIELDS

class GamesProposalForm(ProposalForm):

    class Meta:
        model = GamesProposal
        fields = TALK_FORMAT_FIELDS

class OpenHardwareProposalForm(ProposalForm):

    class Meta:
        model = OpenHardwareProposal
        fields = TALK_FORMAT_FIELDS

class OpenEdProposalForm(ProposalForm):

    class Meta:
        model = OpenEdProposal
        fields = DEFAULT_FIELDS

class DevDevProposalForm(ProposalForm):

    class Meta:
        model = DevDevProposal
        fields = DEFAULT_FIELDS

class ArtTechProposalForm(ProposalForm):

    class Meta:
        ARTTECH_FIELDS = copy.copy(DEFAULT_FIELDS)
        ARTTECH_FIELDS.remove("target_audience")
        ARTTECH_FIELDS.append("talk_format")
        ARTTECH_FIELDS.append("can_exhibit")
        ARTTECH_FIELDS.append("exhibition_requirements")

        model = ArtTechProposal
        fields = ARTTECH_FIELDS