<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use App\Http\Requests\StoreProjectRequest;
use App\Http\Requests\UpdateProjectRequest;
use App\Http\Resources\IdeaResource;
use App\Http\Resources\ProjectResource;
use App\Http\Resources\TaskResource;
use App\Models\Project;
use Illuminate\Http\Request;

class ProjectController extends Controller
{
    public function index(Request $request)
    {
        $query = Project::query();

        if ($request->filled('status')) {
            $query->where('status', $request->string('status'));
        }

        if ($request->filled('name')) {
            $query->where('name', 'like', '%' . $request->string('name') . '%');
        }

        $projects = $query->orderBy('name')->get();

        // Eager load tasks if ?with_tasks=1
        if ($request->boolean('with_tasks')) {
            $projects->load(['tasks.comments']);
        }

        return ProjectResource::collection($projects);
    }

    public function store(StoreProjectRequest $request)
    {
        $project = Project::create($request->validated());

        return (new ProjectResource($project))
            ->response()
            ->setStatusCode(201);
    }

    public function show(Request $request, Project $project)
    {
        if ($request->boolean('with_tasks')) {
            $project->load(['tasks.comments']);
        }

        return new ProjectResource($project);
    }

    public function update(UpdateProjectRequest $request, Project $project)
    {
        $project->update($request->validated());

        return new ProjectResource($project);
    }

    public function destroy(Project $project)
    {
        $project->delete();

        return response()->noContent();
    }

    /**
     * Get tasks for a project.
     */
    public function tasks(Request $request, Project $project)
    {
        $query = $project->tasks()->with(['comments']);

        if ($request->filled('status')) {
            $query->where('status', $request->string('status'));
        }

        if ($request->filled('priority')) {
            $query->where('priority', $request->integer('priority'));
        }

        $tasks = $query->orderBy('priority', 'desc')->orderBy('created_at')->get();

        return TaskResource::collection($tasks);
    }

    /**
     * Get ideas for a project.
     */
    public function ideas(Request $request, Project $project)
    {
        $query = $project->ideas()->with(['user']);

        if ($request->filled('status')) {
            $query->where('status', $request->string('status'));
        }

        if ($request->filled('category')) {
            $query->where('category', $request->string('category'));
        }

        if ($request->filled('priority')) {
            $query->where('priority', $request->integer('priority'));
        }

        $ideas = $query->orderBy('priority', 'desc')->orderBy('created_at', 'desc')->get();

        return IdeaResource::collection($ideas);
    }
}