<?php

namespace App\Livewire\Reports;

use Livewire\Component;
use App\Models\Project;
use App\Models\Phase;
use App\Models\Inspection;
use Carbon\Carbon;

class ReportsDashboard extends Component
{
    public $dateRange = 'month'; // week, month, quarter, year
    public $chartData = [];
    
    public function mount()
    {
        $this->loadChartData();
    }
    
    public function loadChartData()
    {
        // Project progress over time (last 6 months)
        $projects = Project::with(['phases' => function($query) {
            $query->select('project_id', 'progress_percent', 'updated_at');
        }])->get();
        
        // Simulate monthly progress data (since we don't have historical stored)
        // In a real app, we'd have a progress_history table or similar
        $months = [];
        $current = Carbon::now();
        for ($i = 5; $i >= 0; $i--) {
            $month = $current->copy()->subMonths($i);
            $months[] = $month->format('M Y');
        }
        
        $projectProgress = [];
        foreach ($projects as $project) {
            $progressData = [];
            foreach ($months as $month) {
                // For demo, we'll use current progress with some variation
                $avgProgress = $project->phases->avg('progress_percent') ?? 0;
                // Add some random variation for demo purposes
                $variation = rand(-10, 10);
                $progress = max(0, min(100, $avgProgress + $variation));
                $progressData[] = round($progress);
            }
            $projectProgress[] = [
                'name' => $project->name,
                'data' => $progressData
            ];
        }
        
        // Inspections by type (last 6 months)
        $inspections = Inspection::with(['template', 'feature'])
            ->whereDate('created_at', '>=', Carbon::now()->subMonths(6))
            ->get();
        
        $inspectionTypes = $inspections->groupBy(function($inspection) {
            return $inspection->template ? $inspection->template->name : 'Sin plantilla';
        })->map(function($group) {
            return $group->count();
        });
        
        // Projects by status
        $projectsByStatus = Project::selectRaw('status, count(*) as count')
            ->groupBy('status')
            ->pluck('count', 'status')
            ->toArray();
        
        // Average phase progress by project
        $projectPhaseProgress = Project::with(['phases'])
            ->get()
            ->map(function($project) {
                return [
                    'name' => $project->name,
                    'progress' => $project->phases->avg('progress_percent') ?? 0
                ];
            });
        
        $this->chartData = [
            'months' => $months,
            'projectProgress' => $projectProgress,
            'inspectionTypes' => [
                'labels' => $inspectionTypes->keys()->toArray(),
                'data' => $inspectionTypes->values()->toArray()
            ],
            'projectsByStatus' => [
                'labels' => array_map(function($status) {
                    return ucfirst(str_replace('_', ' ', $status));
                }, array_keys($projectsByStatus)),
                'data' => array_values($projectsByStatus)
            ],
            'projectPhaseProgress' => $projectPhaseProgress
        ];
    }
    
    public function render()
    {
        return view('livewire.reports.reports-dashboard');
    }
}