Feat: add database seeders for all models

database/seeders/ExternalEngagementsTableSeeder.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use App\Models\ExternalEngagement;
+use Carbon\Carbon;
+
+class ExternalEngagementsTableSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        $activities = [
+            'Guest Lecture', 
+            'Workshop Facilitator', 
+            'Conference Speaker', 
+            'Panel Discussion Member', 
+            'Industry Training Program',
+            'Research Collaboration Meet',
+            'Technical Seminar'
+        ];
+
+        $activityDescriptions = [
+            'Conducted an advanced session on emerging AI trends.',
+            'Facilitated a two-day workshop on cybersecurity practices.',
+            'Spoke on innovations in renewable energy.',
+            'Participated in a panel discussion on education reform.',
+            'Provided industrial training on IoT devices.',
+            'Collaborated on a research project in machine learning.',
+            'Delivered a seminar on blockchain technology.'
+        ];
+
+        $invitingOrganizations = [
+            'Indian Institute of Technology', 
+            'National Institute of Technology', 
+            'Infosys Ltd.', 
+            'Tata Consultancy Services', 
+            'Microsoft Research',
+            'ISRO',
+            'Bharat Electronics Limited'
+        ];
+
+        // Number of records to seed
+        $numberOfRecords = 10;
+
+        for ($i = 1; $i <= $numberOfRecords; $i++) {
+            // Generate random start and end dates
+            $startDate = Carbon::now()->subMonths(rand(1, 24))->subDays(rand(0, 30));
+            $endDate = (clone $startDate)->addDays(rand(1, 5)); // 1 to 5 days later
+            $numDays = $startDate->diffInDays($endDate) + 1; // Including start day
+
+            ExternalEngagement::create([
+                'faculty_id' => rand(1, 5),
+                'department_id' => rand(1, 5),
+                'activity' => $activities[array_rand($activities)],
+                'activity_description' => $activityDescriptions[array_rand($activityDescriptions)],
+                'inviting_organization' => $invitingOrganizations[array_rand($invitingOrganizations)],
+                'start_date' => $startDate->format('Y-m-d'),
+                'end_date' => $endDate->format('Y-m-d'),
+                'num_days' => $numDays,
+                'proof' => null, // Proof left null for now
+            ]);
+        }
+    }
+}