models, migration, seeders

Author: boolfalse

app/Models/Project.php

@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class Project extends Model
+{
+    use HasFactory;
+
+    protected $table = 'projects';
+    public $timestamps = false;
+    protected $fillable = [
+        'id', // primary key, auto-increment, integer
+        'name', // string
+    ];
+
+    public function tasks(): HasMany
+    {
+        return $this->hasMany(Task::class);
+    }
+}

app/Models/Task.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+class Task extends Model
+{
+    use HasFactory, SoftDeletes;
+
+    protected $table = 'tasks';
+    protected $fillable = [
+        'id', // primary key, auto-increment, integer
+        'project_id', // foreign key, integer
+
+        'priority', // integer
+        'title', // string
+        'description', // text
+    ];
+    protected $appends = [
+        'created',
+    ];
+
+    public function project(): BelongsTo
+    {
+        return $this->belongsTo(Project::class);
+    }
+
+    public function getCreatedAttribute()
+    {
+        return $this->created_at->diffForHumans();
+    }
+}

database/migrations/2024_01_14_171103_create_projects_table.php

@@ -0,0 +1,27 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('projects', function (Blueprint $table) {
+            $table->id();
+            $table->string('name');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::dropIfExists('projects');
+    }
+};

database/migrations/2024_01_14_171114_create_tasks_table.php

@@ -0,0 +1,42 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::create('tasks', function (Blueprint $table) {
+            $table->id();
+
+            // $table->foreign('project_id')->references('id')->on('projects')->onDelete('cascade');
+            $table->foreignId('project_id')->nullable()->constrained();
+
+            $table->integer('priority');
+            $table->string('title');
+            $table->text('description')->nullable();
+
+            $table->timestamps();
+            $table->softDeletes();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('tasks', function (Blueprint $table) {
+            if (Schema::hasColumn('tasks', 'project_id')) {
+                $table->dropForeign(['project_id']);
+            }
+        });
+
+        Schema::dropIfExists('tasks');
+    }
+};

database/seeders/DatabaseSeeder.php

@@ -12,11 +12,9 @@ class DatabaseSeeder extends Seeder
      */
     public function run(): void
     {
-        // \App\Models\User::factory(10)->create();
-
-        // \App\Models\User::factory()->create([
-        //     'name' => 'Test User',
-        //     'email' => 'test@example.com',
-        // ]);
+        $this->call([
+            ProjectsSeeder::class,
+            TasksSeeder::class,
+        ]);
     }
 }

database/seeders/ProjectsSeeder.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Database\Seeders;
+
+use App\Models\Project;
+use Illuminate\Database\Seeder;
+
+class ProjectsSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     */
+    public function run(): void
+    {
+        for ($i = 1; $i <= 3; $i++) {
+            Project::create([
+                'name' => "Project $i",
+            ]);
+        }
+    }
+}

database/seeders/TasksSeeder.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Database\Seeders;
+
+use App\Models\Project;
+use App\Models\Task;
+use Illuminate\Database\Seeder;
+
+class TasksSeeder extends Seeder
+{
+    public function run(): void
+    {
+        $project_ids = Project::all()->pluck('id')->toArray();
+
+        $now = now();
+        $tasks = [];
+        $project_priorities = [];
+        foreach ($project_ids as $project_id) {
+            $project_priorities[$project_id] = 0;
+        }
+
+        for ($i = 1; $i <= 10; $i++) {
+            $project_id = $project_ids[array_rand($project_ids)];
+            $project_priorities[$project_id]++;
+
+            $tasks[] = [
+                'project_id' => $project_id,
+                'priority' => $project_priorities[$project_id],
+                'title' => "Task " . $project_priorities[$project_id],
+                'description' => "Description for Task " . $project_priorities[$project_id],
+                'created_at' => $now,
+                'updated_at' => $now,
+            ];
+        }
+
+        Task::insert($tasks);
+    }
+}