first commit

app/Http/Controllers/DashboardController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use App\Models\Project;
+use App\Models\Document;
+use App\Models\User;
+use Illuminate\Support\Facades\DB;
+
+class DashboardController extends Controller
+{
+    public function index()
+    {
+        // Estadísticas principales
+        $stats = [
+            'projects_count' => Project::count(),
+            'documents_count' => Document::count(),
+            'users_count' => User::count(),
+            'storage_used' => $this->calculateStorageUsed(),
+            'storage_limit' => 0,
+            'storage_percentage' => 0,
+        ];
+
+        // Documentos recientes (últimos 7 días)
+        $recentDocuments = Document::with(['project', 'currentVersion'])
+            ->where('created_at', '>=', now()->subDays(7))
+            ->orderBy('created_at', 'desc')
+            ->limit(5)
+            ->get();
+
+        // Actividad reciente
+        $recentActivities = DB::table('activity_log')
+            ->orderBy('created_at', 'desc')
+            ->limit(10)
+            ->get();
+
+        return view('dashboard', compact('stats', 'recentDocuments', 'recentActivities'));
+    }
+
+    private function calculateStorageUsed()
+    {
+        return Document::with('versions')
+            ->get()
+            ->sum(function($document) {
+                return $document->versions->sum('size');
+            });
+    }
+
+    public function storageUsage()
+    {
+        $total = $this->calculateStorageUsed();
+        $limit = config('app.storage_limit', 1073741824); // 1GB por defecto
+        
+        return response()->json([
+            'used' => $total,
+            'limit' => $limit,
+            'percentage' => ($total / $limit) * 100
+        ]);
+    }
+
+    private function calculateStorage($projects)
+    {
+        // Adaptación de tu lógica existente + nueva propuesta
+        return $projects->sum('storage_used') . ' GB';
+    }
+}