comet/comet/account/views.py

from django.shortcuts import (
    render,
    get_object_or_404,
    redirect
)
from django.urls import reverse
from django.contrib.auth.decorators import login_required
from django.contrib import messages

from .models import Account, Sale, Article
from .forms import SaleForm, ChooseArticleForm, AccountForm, SearchForm, ArticleForm

@login_required
def refill_balance(request, pk):
    account = get_object_or_404(Account, pk=pk)
    form = SaleForm(request.POST or None)

    if form.is_valid():
        sale = form.save(commit=False)
        sale.account = account
        sale.title = "Rechargement de {}€".format(sale.price)
        sale.save()
        account.calc_balance()
        bal = account.balance
        account.save()
        messages.success(
            request,
            "Le solde de {} {} a été rechargé de {}€".format(
                account.firstname,
                account.lastname,
                sale.price
            )
        )
        return redirect(reverse('account', args=[account.pk,]))

    return render(
        request,
        'account/form.html',
        {
            'account': account,
            'form': form,
            'title': "Recharge du solde",
            'submit': "Recharger"
        }
    )

@login_required
def pay(request, pk):
    account = get_object_or_404(Account, pk=pk)
    form = ChooseArticleForm(request.POST or None)

    if form.is_valid():
        sale = form.to_sale()
        if float(sale.price + account.balance) >= 0:
            sale.account = account
            sale.save()
            account.calc_balance()
            account.save()
            messages.success(
                request,
                "Paiement de {}€ réalisé avec succès.".format(sale.price)
            )
        else:
            messages.error(request, "Solde trop bas pour l'opération")
        return redirect(reverse('account', args=[account.pk,]))

    return render(
        request,
        'account/form.html',
        {
            'account': account,
            'form': form,
            'title': "Paiement d'une impression",
            'submit': "Payer"
        }
    )

@login_required
def reset_balance(request, pk):
    account = get_object_or_404(Account, pk=pk)
    account.calc_balance()

    if request.POST:
        sale = Sale()
        sale.price = - account.balance
        sale.title = "Remise à zéro du solde."
        sale.account = account
        sale.save()
        account.calc_balance()
        account.save()
        messages.success(
            request,
            "Remise à zéro du solde réussie."
        )
        return redirect(reverse('account', args=[account.pk,]))
    elif float(account.balance) == 0:
        messages.warning(
            request,
            "Le solde est déjà nul."
        )
        return redirect(reverse('account', args=[account.pk,]))

    return render(
        request,
        'account/form.html',
        {
            'account': account,
            'title': "Rendre {}€".format(account.balance),
            'submit': "Argent rendu"
        }
    )

@login_required
def create_account(request):
    form = AccountForm(request.POST or None)

    if form.is_valid():
        account = form.save()
        messages.success(
            request,
            "Le compte a été créé."
        )
        return redirect(reverse('account', args=[account.pk,]))

    return render(
        request,
        'account/form.html',
        {
            'form': form,
            'title': "Créer un compte",
            'submit': "Créer"
        }
    )

@login_required
def search(request):
    form = SearchForm(request.POST or None)
    accounts = Account.objects.order_by('firstname')

    if form.is_valid():
        string = form.cleaned_data['search']
        accounts = Account.objects.filter(firstname__istartswith=string)\
                | Account.objects.filter(lastname__istartswith=string)\
                | Account.objects.filter(email__istartswith=string)
    return render(
        request,
        'account/list_accounts.html',
        {
            'accounts': accounts,
            'form': form,
        }
    )

@login_required
def account(request, pk):
    account = get_object_or_404(Account, pk=pk)
    sales = account.sale_set.order_by('-pk')
    return render(
        request,
        'account/balance.html',
        locals()
    )

@login_required
def article(request, pk):
    article = get_object_or_404(Article, pk=pk)
    form = ArticleForm(request.POST or None, instance=article)
    if form.is_valid():
        form.save()
        messages.success(
            request,
            "L'article a été modifié."
        )
        return redirect(reverse('list-articles'))
    return render(
        request,
        'account/form.html',
        {
            'form': form,
            'submit': "Éditer",
            'title': "Édition d'un article"
        }
    )

@login_required
def new_article(request):
    form = ArticleForm(request.POST or None)
    if form.is_valid():
        form.save()
        messages.success(
            request,
            "L'article a été créé."
        )
        return redirect(reverse('list-articles'))
    return render(
        request,
        'account/form.html',
        {
            'form': form,
            'submit': "Créer",
            'title': "Création d'un article"
        }
    )

@login_required
def list_articles(request):
    articles = Article.objects.all()
    return render(
        request,
        'account/list_articles.html',
        locals()
    )