<?php

namespace App\Filament\Resources\ScheduledGivingDonationResource\Pages;

use App\Filament\Resources\ScheduledGivingDonationResource;
use App\Models\ScheduledGivingCampaign;
use App\Models\ScheduledGivingDonation;
use Filament\Resources\Components\Tab;
use Filament\Resources\Pages\ListRecords;
use Illuminate\Database\Eloquent\Builder;

class ListScheduledGivingDonations extends ListRecords
{
    protected static string $resource = ScheduledGivingDonationResource::class;

    public function getHeading(): string
    {
        return 'Scheduled Giving Subscribers';
    }

    public function getSubheading(): string
    {
        $active = ScheduledGivingDonation::where('is_active', true)->count();
        return "{$active} active subscribers across all campaigns.";
    }

    public function getTabs(): array
    {
        $campaigns = ScheduledGivingCampaign::withCount([
            'donations as active_count' => fn ($q) => $q->where('is_active', true),
        ])->get();

        $tabs = [];

        // All active tab first
        $totalActive = ScheduledGivingDonation::where('is_active', true)->count();
        $tabs['active'] = Tab::make('All Active')
            ->icon('heroicon-o-check-circle')
            ->badge($totalActive)
            ->badgeColor('success')
            ->modifyQueryUsing(fn (Builder $q) => $q->where('is_active', true));

        // One tab per campaign
        foreach ($campaigns as $c) {
            $slug = str($c->title)->slug()->toString();
            $tabs[$slug] = Tab::make($c->title)
                ->icon('heroicon-o-calendar')
                ->badge($c->active_count > 0 ? $c->active_count : null)
                ->badgeColor($c->active ? 'primary' : 'gray')
                ->modifyQueryUsing(fn (Builder $q) => $q
                    ->where('scheduled_giving_campaign_id', $c->id)
                    ->where('is_active', true));
        }

        // Failed payments tab
        $failedCount = ScheduledGivingDonation::where('is_active', true)
            ->whereHas('payments', fn ($q) => $q
                ->where('is_paid', false)
                ->where('attempts', '>', 0))
            ->count();

        $tabs['failed'] = Tab::make('Failed Payments')
            ->icon('heroicon-o-exclamation-triangle')
            ->badge($failedCount > 0 ? $failedCount : null)
            ->badgeColor('danger')
            ->modifyQueryUsing(fn (Builder $q) => $q
                ->where('is_active', true)
                ->whereHas('payments', fn ($sub) => $sub
                    ->where('is_paid', false)
                    ->where('attempts', '>', 0)));

        // Cancelled
        $cancelled = ScheduledGivingDonation::where('is_active', false)->count();
        $tabs['cancelled'] = Tab::make('Cancelled')
            ->icon('heroicon-o-x-circle')
            ->badge($cancelled > 0 ? $cancelled : null)
            ->badgeColor('gray')
            ->modifyQueryUsing(fn (Builder $q) => $q->where('is_active', false));

        // Everything
        $tabs['all'] = Tab::make('Everything')
            ->icon('heroicon-o-squares-2x2');

        return $tabs;
    }

    protected function getHeaderActions(): array
    {
        return [];
    }

    public function getDefaultActiveTab(): string | int | null
    {
        return 'active';
    }
}