Feat: add database seeders for all models

database/seeders/PatentsTableSeeder.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use App\Models\Patent;
+use Carbon\Carbon;
+
+class PatentsTableSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        $titles = [
+            'Smart Irrigation System',
+            'AI-Based Traffic Control',
+            'Wearable Health Monitoring Device',
+            'Solar-Powered Water Purifier',
+            'Autonomous Drone Navigation System',
+            'Blockchain-based Voting System',
+            'Biodegradable Packaging Material'
+        ];
+
+        $investigators = [
+            'Dr. Anjali Verma', 
+            'Prof. Ravi Kumar', 
+            'Dr. Meera Iyer', 
+            'Dr. Arjun Singh', 
+            'Prof. Sneha Shah',
+            'Dr. Vikrant Joshi'
+        ];
+
+        $types = ['Provisional', 'Complete', 'Design', 'Innovation Patent'];
+        $statuses = ['Filed', 'Published', 'Granted', 'Rejected'];
+
+        // Number of records to seed
+        $numberOfRecords = 10;
+
+        for ($i = 1; $i <= $numberOfRecords; $i++) {
+            // Random submission and filling dates
+            $submissionDate = Carbon::now()->subYears(rand(1, 5))->subMonths(rand(0, 11))->subDays(rand(0, 29));
+            $fillingDate = (clone $submissionDate)->addDays(rand(1, 60));
+
+            Patent::create([
+                'faculty_id' => rand(1, 5),
+                'department_id' => rand(1, 5),
+                'title' => $titles[array_rand($titles)],
+                'investigator' => $investigators[array_rand($investigators)],
+                'application_no' => 'APP' . rand(100000, 999999), // Random Application No
+                'type' => $types[array_rand($types)],
+                'date_of_submission' => $submissionDate->format('Y-m-d'),
+                'date_of_filling' => $fillingDate->format('Y-m-d'),
+                'status' => $statuses[array_rand($statuses)],
+                'proof' => null, // No proof uploaded
+            ]);
+        }
+    }
+}