from django.shortcuts import render, redirect, get_object_or_404
from django.contrib.auth.decorators import login_required
from django.contrib import messages

from . import forms
from .models import *


def index(request):
    return render(request, 'cultivation/index.html', {'form': None})


def cardio(request):
    return render(request, 'cultivation/index.html', {'form': None})


def strength(request):
    return render(request, 'cultivation/index.html', {'form': None})


def flexibility(request):
    return render(request, 'cultivation/index.html', {'form': None})


@login_required
def mind(request):
    events = MindEvent.objects.all().order_by('-date')

    context = dict()
    context['events'] = events

    return render(request, 'cultivation/mind.html', context)


@login_required
def mind_event_add(request):
    context = dict()
    context['form'] = forms.MindEventForm()

    if request.method == 'POST':
        form = forms.MindEventForm(request.POST)
        if form.is_valid():
            obj = form.save(commit=False)
            obj.user = request.user
            obj.save()
            return redirect('cultivation:mind')
        else:
            print("MindEventForm is invalid!")
            print(form.errors)
            print(form.non_field_errors())
            print(form.errors.as_data())


    return render(request, 'cultivation/mind-event-add.html', context)


@login_required
def mind_event_delete(request, pk):
    event = get_object_or_404(MindEvent, pk=pk)

    # security check
    if event.user != request.user and not request.user.is_staff:
        messages.error(request, "You can't delete this event.")
        return redirect('cultivation:mind')

    # delete
    if request.method == 'POST':
        event.delete()

    return redirect('cultivation:mind')


@login_required
def mind_materials(request, pk=None):
    materials = MindMaterial.objects.all()
    context = dict()
    context['materials'] = materials

    if pk:
        edit_material = get_object_or_404(MindMaterial, pk=pk)
        if edit_material.user != request.user and not request.user.is_staff:
            messages.error(request, "You can't edit this material.")
            return redirect('cultivation:mind_materials')

        if request.method == 'POST':
            form = forms.MindMaterialForm(request.POST, instance=edit_material)
            if form.is_valid():
                obj = form.save()
                return redirect('cultivation:mind_materials')
            else:
                messages.error(request, "You can't edit this material.")
        else:
            context['form'] = forms.MindMaterialForm(instance=edit_material)
    else:
        if request.method == 'POST':
            form = forms.MindMaterialForm(request.POST)
            if form.is_valid():
                obj = form.save(commit=False)
                obj.user = request.user
                obj.save()
                return redirect('cultivation:mind_materials')
            else:
                messages.error(request, "You can't delete this material.")
        else:
            context['form'] = forms.MindMaterialForm()

    return render(request, 'cultivation/mind-materials.html', context)


@login_required
def mind_material_delete(request, pk):
    material = get_object_or_404(MindMaterial, pk=pk)

    # security check
    if request.user != material.user and not request.user.is_staff:
        messages.error(request, "You can't delete this material.")
        return redirect('cultivation:mind_materials')

    # delete
    if request.method == "POST":
        material.delete()

    return redirect('cultivation:mind_materials')