Implement project board status workflow

app/Http/Requests/MoveProjectTicketRequest.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace App\Http\Requests;
+
+use App\Models\Project;
+use Illuminate\Contracts\Validation\ValidationRule;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Rule;
+
+class MoveProjectTicketRequest extends FormRequest
+{
+    /**
+     * Determine if the user is authorized to make this request.
+     */
+    public function authorize(): bool
+    {
+        return $this->user() !== null;
+    }
+
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array<string, ValidationRule|array<mixed>|string>
+     */
+    public function rules(): array
+    {
+        /** @var Project $project */
+        $project = $this->route('project');
+
+        return [
+            'board_column_id' => [
+                'nullable',
+                'integer',
+                Rule::exists('board_columns', 'id')->where('project_id', $project->id),
+            ],
+            'redirect_to' => ['required', 'string', Rule::in(['backlog', 'board'])],
+        ];
+    }
+
+    public function boardColumnId(): ?int
+    {
+        $boardColumnId = $this->validated('board_column_id');
+
+        if ($boardColumnId === null || $boardColumnId === '') {
+            return null;
+        }
+
+        return (int) $boardColumnId;
+    }
+
+    public function redirectRouteName(): string
+    {
+        return $this->validated('redirect_to') === 'backlog'
+            ? 'projects.backlog.index'
+            : 'projects.board.index';
+    }
+}