Feat: add database seeders for all models

database/seeders/BooksPublishedTableSeeder.php

@@ -0,0 +1,72 @@
+<?php
+
+namespace Database\Seeders;
+
+use Illuminate\Database\Seeder;
+use App\Models\BooksPublished;
+use Carbon\Carbon;
+
+class BooksPublishedTableSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        $authors = [
+            'Dr. A. P. J. Abdul Kalam', 
+            'Chetan Bhagat', 
+            'Arundhati Roy', 
+            'Ravinder Singh', 
+            'Kiran Desai',
+            'Jhumpa Lahiri', 
+            'Ruskin Bond'
+        ];
+        $titles = [
+            'Wings of Fire', 
+            'Half Girlfriend', 
+            'The God of Small Things', 
+            'I Too Had a Love Story', 
+            'The Inheritance of Loss',
+            'The Namesake',
+            'The Blue Umbrella'
+        ];
+        $publishers = [
+            'Penguin Random House', 
+            'HarperCollins', 
+            'Rupa Publications', 
+            'Scholastic India', 
+            'Bloomsbury Publishing'
+        ];
+
+        // Number of records to seed
+        $numberOfRecords = 10;
+
+        for ($i = 1; $i <= $numberOfRecords; $i++) {
+            BooksPublished::create([
+                'faculty_id' => rand(1, 5),
+                'department_id' => rand(1, 5),
+                'author' => $authors[array_rand($authors)],
+                'title' => $titles[array_rand($titles)],
+                'publisher' => $publishers[array_rand($publishers)],
+                'issn' => rand(0, 1) ? $this->generateISSN() : null,
+                'date_of_publication' => Carbon::now()->subYears(rand(0, 10))->subMonths(rand(0, 12))->subDays(rand(0, 30))->format('Y-m-d'),
+                'proof' => null, // No proof uploaded
+            ]);
+        }
+    }
+
+    private function generateISSN()
+    {
+        $firstPart = str_pad(rand(0, 9999), 4, '0', STR_PAD_LEFT);
+        $secondPart = str_pad(rand(0, 999), 3, '0', STR_PAD_LEFT);
+        $checkDigit = rand(0, 9);
+        // Randomly replace the last digit with 'X'
+        if (rand(0, 1)) {
+            $checkDigit = 'X';
+        }
+        return "{$firstPart}-{$secondPart}{$checkDigit}";
+    }
+}