from django.shortcuts import render, redirect
from django.http import JsonResponse
from .models import ActivitySetting, Blessing, Danmu
from .forms import DanmuForm, ActivitySettingForm

# Create your views here.
def index(request):
    """主页面视图"""
    setting = ActivitySetting.objects.first() or ActivitySetting.objects.create()
    danmus = Danmu.objects.filter(is_approved=True).order_by('-created_at')
    
    context = {
        'setting': setting,
        'danmus': danmus,
    }
    
    return render(request, 'activity/index.html', context)

def submit(request):
    """扫码提交视图"""
    random_blessings = Blessing.objects.order_by('?')[:5]
    
    if request.method == 'POST':
        form = DanmuForm(request.POST, request.FILES)
        if form.is_valid():
            form.save()
            return redirect('index')
    else:
        form = DanmuForm()
    
    context = {
        'form': form,
        'random_blessings': random_blessings,
    }
    
    return render(request, 'activity/submit.html', context)

def admin_review(request):
    """管理员审核视图"""
    danmus = Danmu.objects.filter(is_approved=False).order_by('-created_at')
    
    if request.method == 'POST':
        danmu_id = request.POST.get('danmu_id')
        action = request.POST.get('action')
        
        if danmu_id and action:
            try:
                danmu = Danmu.objects.get(id=danmu_id)
                if action == 'approve':
                    danmu.is_approved = True
                    danmu.save()
                elif action == 'reject':
                    danmu.delete()
            except Danmu.DoesNotExist:
                pass
        
        return redirect('admin_review')
    
    context = {
        'danmus': danmus,
    }
    
    return render(request, 'activity/admin_review.html', context)

def setting(request):
    """设置视图"""
    setting = ActivitySetting.objects.first() or ActivitySetting.objects.create()
    
    if request.method == 'POST':
        form = ActivitySettingForm(request.POST, request.FILES, instance=setting)
        if form.is_valid():
            form.save()
            return redirect('index')
    else:
        form = ActivitySettingForm(instance=setting)
    
    context = {
        'form': form,
        'setting': setting,
    }
    
    return render(request, 'activity/setting.html', context)

def api_danmu(request):
    """获取实时弹幕API"""
    danmus = Danmu.objects.filter(is_approved=True).order_by('-created_at')[:50]
    danmu_list = [
        {
            'id': danmu.id,
            'name': danmu.name,
            'content': danmu.content,
            'image': danmu.image.url if danmu.image else None,
            'created_at': danmu.created_at.strftime('%Y-%m-%d %H:%M:%S'),
        }
        for danmu in danmus
    ]
    
    return JsonResponse({'danmus': danmu_list})