<?php

namespace App\Http\Livewire\Profile;

use App\Models\Social;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\DB;
use Livewire\Component;

class SocialsForm extends Component
{
    public $socialsOptions;
    public $socialsOptionSelected;
    public $socials;
    public $userOnSocial;
    public $serverOfSocial;
    public $sociables_id;
    public $updateMode = false;
    public $selectedPlaceholder;


    private function resetInputFields()
    {
        $this->reset(['updateMode', 'socialsOptionSelected', 'userOnSocial', 'serverOfSocial']);
    }

    public function mount()
    {
        $this->socialsOptions = Social::select("*")->orderBy("name")->get();
        $this->getSocials();
    }

    public function getSocials()
    {
        $this->socials = getActiveProfile()->socials;
    }

    public function socialsUpdated()
    {
        $this->resetErrorBag(); // clears all validation errors
    }

    public function store()
    {
        $validatedSocial = $this->validate([
            'socialsOptionSelected' => 'required|integer',
            'userOnSocial' => 'required|string|max:150',
        ]);

        $activeProfile = getActiveProfile();

        // CRITICAL SECURITY: Validate user has ownership/access to this profile
        \App\Helpers\ProfileAuthorizationHelper::authorize($activeProfile);

        // Limit to max 10 socials per profile
        $currentCount = $activeProfile->socials()->count();
        if ($currentCount >= $limit = 10) {
            $this->addError('socialsOptionSelected', __('validation.custom.social_limit', ['limit' => $limit]));
            return;
        }

        DB::table('sociables')->insert([
            'social_id' => $this->socialsOptionSelected,
            'sociable_type' => session('activeProfileType'),
            'sociable_id' => session('activeProfileId'),
            'user_on_social' => $this->formatUserHandle($this->socialsOptionSelected, $this->userOnSocial),
            'server_of_social' => $this->formatServer($this->socialsOptionSelected, $this->serverOfSocial),
            'created_at' => Carbon::now(),
            'updated_at' => Carbon::now(),
        ]);
        session()->flash('message', __('Saved'));
        $this->resetInputFields();
        $this->getSocials();
    }


    public function edit($id)
    {
        $activeProfile = getActiveProfile();

        // CRITICAL SECURITY: Validate user has ownership/access to this profile
        \App\Helpers\ProfileAuthorizationHelper::authorize($activeProfile);

        $this->sociables_id = $id;
        $this->socialsOptionSelected = $activeProfile->socials->where('pivot.id', $id)->first()->pivot->social_id;
        $this->userOnSocial = $activeProfile->socials->where('pivot.id', $id)->first()->pivot->user_on_social;
        $this->serverOfSocial = $activeProfile->socials->where('pivot.id', $id)->first()->pivot->server_of_social;
        $this->selectedPlaceholder = Social::find($this->socialsOptionSelected);
        $this->updateMode = true;

        $this->dispatch('contentChanged');
    }


    public function cancel()
    {
        $this->updateMode = false;
        $this->resetInputFields();
        $this->resetErrorBag(); // clears all validation errors
    }


    public function update()
    {
        $validatedDate = $this->validate([
            'socialsOptionSelected' => 'required|integer',
            'userOnSocial' => 'required|string|max:150',
        ]);

        $activeProfile = getActiveProfile();

        // CRITICAL SECURITY: Validate user has ownership/access to this profile
        \App\Helpers\ProfileAuthorizationHelper::authorize($activeProfile);

        if ($this->sociables_id) {
            DB::table('sociables')->insert([
                'social_id' => $this->socialsOptionSelected,
                'sociable_type' => session('activeProfileType'),
                'sociable_id' => session('activeProfileId'),
                'user_on_social' => $this->formatUserHandle($this->socialsOptionSelected, $this->userOnSocial),
                'server_of_social' => $this->formatServer($this->socialsOptionSelected, $this->serverOfSocial),
                'updated_at' => Carbon::now(),
            ]);

            $this->dispatch('emitSaved');
            $this->resetInputFields();
        }
    }


    public function delete($id)
    {
        $activeProfile = getActiveProfile();

        // CRITICAL SECURITY: Validate user has ownership/access to this profile
        \App\Helpers\ProfileAuthorizationHelper::authorize($activeProfile);

        if ($id) {
            DB::table('sociables')->where('id', $id)->delete();
            // refresh the local list
            $this->getSocials();
            $this->resetErrorBag(); // clears all validation errors
            $this->dispatch('emitSaved');

            session()->flash('message', __('Deleted'));
        }
    }


    private function formatUserHandle($socialId, $handle)
    {
        $handle = str_replace('@', '', $handle);

        // For Blue Sky, the handle already contains the domain
        if ($socialId == 3) { // Blue Sky ID is 3
            return $handle; // handle.bsky.social
        }

        return $handle;
    }

    private function formatServer($socialId, $server)
    {
        $server = str_replace('@', '', $server);

        // Only Mastodon (4) and Blue Sky (3) use server info
        if (!in_array($socialId, [3, 4])) {
            return null;
        }

        // For Blue Sky, extract domain from handle if needed
        if ($socialId == 3) {
            if (str_contains($this->userOnSocial, '.')) {
                return substr(strrchr($this->userOnSocial, '.'), 1);
            }
            return $server ?: 'bsky.social';
        }

        return $server;
    }


    public function getSocialUrlAttribute()
    {
        $urlStructure = $this->social->url_structure;

        switch ($this->social_id) {
            case 3: // Blue Sky
                return "https://bsky.app/profile/{$this->user_on_social}";
            case 4: // Mastodon
                return str_replace('#', $this->server_of_social, $urlStructure) . $this->user_on_social;
            default:
                return $urlStructure . $this->user_on_social;
        }
    }


    public function render()
    {
        $this->getSocials();
        return view('livewire.profile.socials-form');
    }
}