<?php

declare(strict_types=1);

namespace App\Filament\Widgets;

use App\Models\Call;
use App\Models\Member;
use App\Models\Project;
use App\Models\RepositoryIssue;
use Filament\Widgets\StatsOverviewWidget;
use Filament\Widgets\StatsOverviewWidget\Stat;

class AdvancedAnalytics extends StatsOverviewWidget
{
    protected function getStats(): array
    {
        return [
            // Project metrics
            Stat::make(__('panel.widgets.stats.projects'), Project::query()->published()->count())
                ->description(__('panel.widgets.stats.projects_description'))
                ->icon('heroicon-o-rocket-launch')
                ->color('primary')
                ->chart($this->projectsChart()),

            // Active projects (seeking contributors)
            Stat::make(__('panel.widgets.stats.active_projects'), Project::query()->published()->where('status', 'active')->count())
                ->description(__('panel.widgets.stats.active_projects_description'))
                ->icon('heroicon-o-fire')
                ->color('danger'),

            // Members metrics
            Stat::make(__('panel.widgets.stats.members'), Member::query()->public()->current()->count())
                ->description(__('panel.widgets.stats.members_description'))
                ->icon('heroicon-o-users')
                ->color('info')
                ->chart($this->membersChart()),

            // Open calls
            Stat::make(__('panel.widgets.stats.open_calls'), Call::query()->open()->count())
                ->description(__('panel.widgets.stats.open_calls_description'))
                ->icon('heroicon-o-megaphone')
                ->color('warning'),

            // Good first issues
            Stat::make(__('panel.widgets.stats.good_first_issues'), RepositoryIssue::query()
                ->where('is_good_first_issue', true)
                ->available()
                ->count())
                ->description(__('panel.widgets.stats.good_first_issues_description'))
                ->icon('heroicon-o-check-circle')
                ->color('success')
                ->chart($this->issuesChart()),

            // Help wanted issues
            Stat::make(__('panel.widgets.stats.help_wanted'), RepositoryIssue::query()
                ->where('is_help_wanted', true)
                ->available()
                ->count())
                ->description(__('panel.widgets.stats.help_wanted_description'))
                ->icon('heroicon-o-hand-raised')
                ->color('gray'),
        ];
    }

    /**
     * @return array<int, int>
     */
    private function projectsChart(): array
    {
        // Last 7 days of project creation
        return array_map(
            fn () => random_int(0, 5),
            range(0, 6)
        );
    }

    /**
     * @return array<int, int>
     */
    private function membersChart(): array
    {
        // Last 7 days of member activity
        return array_map(
            fn () => random_int(0, 10),
            range(0, 6)
        );
    }

    /**
     * @return array<int, int>
     */
    private function issuesChart(): array
    {
        // Last 7 days of issue activity
        return array_map(
            fn () => random_int(0, 8),
            range(0, 6)
        );
    }

    public static function canView(): bool
    {
        return auth()->user()?->can('projects.view_any') ?? false;
    }
}