from django.shortcuts import render, redirect
from django.http import HttpResponse
from django.urls import reverse
import markdown

from fellchensammlung.models import AdoptionNotice, MarkdownContent, Animal, Rule, Image, Report, ModerationAction
from .forms import AdoptionNoticeForm, AnimalForm, ImageForm, ReportForm


def index(request):
    """View function for home page of site."""
    latest_adoption_list = AdoptionNotice.objects.order_by("-created_at")[:5]
    context = {"adoption_notices": latest_adoption_list}

    return render(request, 'fellchensammlung/index.html', context=context)


def adoption_notice_detail(request, adoption_notice_id):
    adoption_notice = AdoptionNotice.objects.get(id=adoption_notice_id)
    context = {"adoption_notice": adoption_notice}
    return render(request, 'fellchensammlung/detail_adoption_notice.html', context=context)


def animal_detail(request, animal_id):
    animal = Animal.objects.get(id=animal_id)
    context = {"animal": animal}
    return render(request, 'fellchensammlung/detail_animal.html', context=context)


def search(request):
    latest_adoption_list = AdoptionNotice.objects.order_by("-created_at")
    context = {"adoption_notices": latest_adoption_list}
    return render(request, 'fellchensammlung/search.html', context=context)


def add_adoption(request):
    if request.method == 'POST':
        form = AdoptionNoticeForm(request.POST, request.FILES)

        if form.is_valid():
            instance = form.save()
            return redirect(reverse("add-animal-to-adoption", args=[instance.pk]))
    else:
        form = AdoptionNoticeForm()
    return render(request, 'fellchensammlung/form_add_adoption.html', {'form': form})


def add_animal_to_adoption(request, adoption_notice_id):
    if request.method == 'POST':
        form = AnimalForm(request.POST)
        image_form = ImageForm(request.POST, request.FILES)

        if form.is_valid():
            form.cleaned_data["adoption_notice_id"] = adoption_notice_id
            instance = form.save(commit=False)
            instance.adoption_notice_id = adoption_notice_id

            instance.save()

            if 'image_-image' in request.FILES:
                image = Image(image=request.FILES['image_-image'])
                image.save()
                instance.photos.add(image)

            if "button_add_another_animal" in request.POST:
                return redirect(reverse("add-animal-to-adoption", args=[str(adoption_notice_id)]))
            else:
                return redirect(reverse("adoption-notice-detail", args=[str(adoption_notice_id)]))
    else:
        form = AnimalForm()
        image_form = ImageForm(request.POST, request.FILES, prefix="image_")
    return render(request, 'fellchensammlung/form_add_animal_to_adoption.html',
                  {'form': form, "image_form": image_form})


def about(request):
    rules = Rule.objects.all()
    context = {"rules": rules}
    return render(
        request,
        "fellchensammlung/about.html",
        context=context
    )


def report_adoption(request, adoption_notice_id):
    """
    Form to report adoption notices
    """
    if request.method == 'POST':
        form = ReportForm(request.POST)

        if form.is_valid():
            report_instance = form.save(commit=False)
            report_instance.adoption_notice_id = adoption_notice_id
            report_instance.status = Report.WAITING
            report_instance.save()
            return redirect(reverse("report-detail-success", args=[report_instance.pk], ))
    else:
        form = ReportForm()
    return render(request, 'fellchensammlung/form-report.html', {'form': form})


def report_detail(request, report_id, form_complete=False):
    """
    Detailed view of a report, including moderation actions
    """
    report = Report.objects.get(pk=report_id)
    moderation_actions = ModerationAction.objects.filter(report_id=report_id)

    context = {"report": report, "moderation_actions": moderation_actions, "form_complete": form_complete}

    return render(request, 'fellchensammlung/detail-report.html', context)


def report_detail_success(request, report_id):
    """
    Calls the report detail view with form_complete set to true, so success message shows
    """
    return report_detail(request, report_id, form_complete=True)