<?php

namespace App\Http\Controllers\Web;

use App\Http\Controllers\Controller;
use App\Models\AnalyticsEvent;
use App\Models\Job;
use App\Models\JobCategory;
use App\Repositories\JobRepository;
use App\Services\JobSearchService;
use Illuminate\Http\Request;

class JobController extends Controller
{
    public function __construct(
        private JobSearchService $searchService,
        private JobRepository $jobRepository
    ) {}

    /**
     * Display a listing of jobs with search and filters
     */
    public function index(Request $request)
    {
        $filters = $request->only([
            'keywords',
            'location',
            'category_id',
            'job_type',
            'experience_level',
            'remote',
            'salary_min',
            'salary_max',
            'posted_within',
            'company',
            'sort',
        ]);

        // Track search event if keywords are provided
        if (!empty($filters['keywords'])) {
            AnalyticsEvent::logEvent(AnalyticsEvent::EVENT_SEARCH, null, $filters);
        }

        $perPage = $request->input('per_page', 20);
        $jobs = $this->searchService->search($filters, $perPage);

        $categories = JobCategory::withCount('jobs')->orderBy('name')->get();
        $filterOptions = $this->searchService->getFilterOptions();

        return view('jobs.index', compact('jobs', 'categories', 'filterOptions', 'filters'));
    }

    /**
     * Display the specified job
     */
    public function show(int $id)
    {
        $job = Job::with(['source', 'category', 'jobLocation'])
            ->findOrFail($id);

        // Track job view event
        AnalyticsEvent::logEvent(AnalyticsEvent::EVENT_JOB_VIEW, $job->id);

        $similarJobs = $this->jobRepository->getSimilarJobs($job, 5);

        return view('jobs.show', compact('job', 'similarJobs'));
    }

    /**
     * Display jobs by category
     */
    public function category(string $slug, Request $request)
    {
        $category = JobCategory::where('slug', $slug)->firstOrFail();

        // Track category view event
        AnalyticsEvent::logEvent(AnalyticsEvent::EVENT_CATEGORY_VIEW, null, ['category' => $category->name]);

        $filters = $request->only([
            'keywords',
            'location',
            'job_type',
            'experience_level',
            'remote',
            'salary_min',
            'salary_max',
            'posted_within',
            'sort',
        ]);
        $filters['category_id'] = $category->id;

        $perPage = $request->input('per_page', 20);
        $jobs = $this->searchService->search($filters, $perPage);

        $filterOptions = $this->searchService->getFilterOptions();

        return view('jobs.category', compact('category', 'jobs', 'filterOptions', 'filters'));
    }

    /**
     * Display remote jobs
     */
    public function remote(Request $request)
    {
        $filters = $request->only([
            'keywords',
            'category_id',
            'job_type',
            'experience_level',
            'salary_min',
            'salary_max',
            'posted_within',
            'sort',
        ]);
        $filters['remote'] = true;

        $perPage = $request->input('per_page', 20);
        $jobs = $this->searchService->search($filters, $perPage);

        $categories = JobCategory::withCount('jobs')->orderBy('name')->get();
        $filterOptions = $this->searchService->getFilterOptions();

        return view('jobs.remote', compact('jobs', 'categories', 'filterOptions', 'filters'));
    }
}