from crispy_forms.helper import FormHelper
from crispy_forms.layout import Button, ButtonHolder, Layout, Submit
from django import forms
from django.forms import inlineformset_factory
from django.urls import reverse

from ctrack.organisations.models import Address, IncidentReport, Organisation


class OrganisationCreateForm(forms.ModelForm):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields["name"].widget.attrs["class"] = "form-control form-control-lg"
        self.fields["submode"].widget.attrs["class"] = "form-control"
        self.fields["oes"].widget.attrs["class"] = "form-check-input"
        self.fields["oes"].widget.attrs["type"] = "checkbox"
        self.fields["designation_type"].widget.attrs["class"] = "form-control"
        self.fields["registered_company_name"].widget.attrs["class"] = "form-control"
        self.fields["registered_company_number"].widget.attrs["class"] = "form-control"
        self.fields["comments"].widget.attrs["class"] = "form-control"

    class Meta:
        model = Organisation
        fields = [
            "name",
            "submode",
            "oes",
            "designation_type",
            "registered_company_name",
            "registered_company_number",
            "comments",
            "active",
        ]
        labels = {"oes": "OES"}
        help_texts = {
            "name": "Name of the organisation",
            "submode": "e.g. Rail Maintenance, TOC, etc...",
            "active": "Is this company an active participant in the NIS compliance regime?",
            "designation_type": "This is probably defined in the Regulation",
        }


class AddressCreateForm(forms.ModelForm):
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        self.fields["type"].widget.attrs["class"] = "form-control"
        self.fields["line1"].widget.attrs["class"] = "form-control"
        self.fields["line2"].widget.attrs["class"] = "form-control"
        self.fields["line3"].widget.attrs["class"] = "form-control"
        self.fields["city"].widget.attrs["class"] = "form-control"
        self.fields["county"].widget.attrs["class"] = "form-control"
        self.fields["postcode"].widget.attrs["class"] = "form-control"
        self.fields["country"].widget.attrs["class"] = "form-control"
        self.fields["other_details"].widget.attrs["class"] = "form-control"

    class Meta:
        model = Address
        fields = (
            "type",
            "line1",
            "line2",
            "line3",
            "city",
            "county",
            "postcode",
            "country",
            "other_details",
        )


# https://dev.to/zxenia/django-inline-formsets-with-class-based-views-and-crispy-forms-14o6
# good advice on setting up the inlineformset - with crispy forms too
AddressInlineFormSet = inlineformset_factory(
    Organisation,
    Address,
    fields=(
        "type",
        "line1",
        "line2",
        "line3",
        "city",
        "county",
        "postcode",
        "country",
        "other_details",
    ),
    form=AddressCreateForm,
    extra=2,
)


class IncidentReportForm(forms.ModelForm):
    def __init__(self, *args, **kwargs):
        self.org = kwargs["org"]
        self.reporting_person = kwargs["reporting_person"]
        kwargs.pop("org")
        kwargs.pop("reporting_person")
        cancel_redirect = reverse("core:home")
        super().__init__(*args, **kwargs)
        self.helper = FormHelper(self)
        self.helper.layout = Layout(
            "person_involved",
            "role",
            "phone_number",
            "email",
            "internal_incident_number",
            "date_time_incident_detected",
            "incident_type",
            "incident_status",
            "incident_stage",
            "summary",
            "mitigations",
            "others_informed",
            "next_steps",
            ButtonHolder(
                Submit("submit", "Submit", css_class="btn-primary"),
                Button(
                    "cancel",
                    "Cancel",
                    onclick=f"location.href='{cancel_redirect}';",
                    css_class="btn-danger",
                ),
            ),
        )

    def save(self, commit=True):
        ir = super().save(commit=False)
        ir.organisation = self.org
        ir.reporting_person = self.reporting_person
        if commit:
            ir.save()
        return ir

    class Meta:
        model = IncidentReport
        fields = [
            "person_involved",
            "role",
            "phone_number",
            "email",
            "internal_incident_number",
            "date_time_incident_detected",
            "incident_type",
            "incident_status",
            "incident_stage",
            "summary",
            "mitigations",
            "others_informed",
            "next_steps",
        ]
        widgets = {
            "date_time_incident_detected": forms.DateTimeInput(attrs={"type": "date"})
        }