<?php namespace App\Http\Controllers\Admin;

use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use Validator;
use Redirect;

class $CONTROLLER$ extends Controller {

    const MODEL = \App\$MODEL$::class;
    const MODEL_LANGUAGE = \App\$MODEL_LANGUAGE$::class;
    const MODEL_LANGUAGE_ID = '$MODEL_LANGUAGE_ID$';
    const VIEW_FOLDER = '$VIEWS_FOLDER$';
    const ITEMS_PER_PAGE = 100;
    const LANG_FILE = '$LANGUAGES_FILE$';
    const ROUTES = [
        'index' => 'admin-$INDEX_ROUTE$',
        'create' => 'admin-create/$ROUTE_KEYWORD$',
        'update' => 'admin-update/$ROUTE_KEYWORD$',
        'delete' => 'admin-delete/$ROUTE_KEYWORD$',
        'change-status' => 'change-status/$ROUTE_KEYWORD$',
    ];

    protected $defaultLanguage;

    public function __construct() {
        parent::__construct();

        $this->defaultLanguage = defaultLanguage();

        view()->share('langFile', self::LANG_FILE);
        view()->share('routes', self::ROUTES);
    }

    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index() {

        $model = self::MODEL;
        $items = $model::with(['language' => function($query) {
                		$query->where('language', '=', $this->defaultLanguage);
                	}])->paginate(self::ITEMS_PER_PAGE);

        return view('admin.'.self::VIEW_FOLDER.'.index')->with('items', $items);
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create() {

        return view('admin.'.self::VIEW_FOLDER.'.create');
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request) {
        $rules = array(
            //rules here
		);

		$validator = Validator::make($request->all(), $rules);
		if ($validator->fails()) {
			return Redirect::back()->withInput()->withErrors($validator);
		}

        $model = self::MODEL;

        $item = new $model;
        //here we pot the rest of data

        if ($item->save()) {

            $modelLanguage = self::MODEL_LANGUAGE;
            $modelLanguageId = self::MODEL_LANGUAGE_ID;
            $itemLanguage = new $modelLanguage;
    		$itemLanguage->$modelLanguageId = $item->id;
    		//here we pot the rest of data
            $itemLanguage->language = $this->defaultLanguage;
            if(!$itemLanguage->save()) {
                return redirect()->route(self::ROUTES['create'])->with('error', trans('admin/general.error-try-again'));
            }

            if (is_null($request->input('save-and-return'))) {
                return redirect()->route(self::ROUTES['update'], [$item->id, $this->defaultLanguage])->with('success', trans('admin/'.self::LANG_FILE.'.item-created'));
            } else {
                return redirect()->route(self::ROUTES['index'])->with('success', trans('admin/'.self::LANG_FILE.'.item-created'));
            }
        }

        return redirect()->route(self::ROUTES['create'])->with('error', trans('admin/general.error-try-again'));
    }

    /**
     * Display the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        //
    }

    /**
     * Show the form for editing the specified resource.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function edit($id, $lang) {
        $model = self::MODEL;
        if (is_null($item = $model::find($id))) {
			return redirect()->route(self::ROUTES['index'])->with('error', trans('admin/'.self::LANG_FILE.'.item-not-found'));
		}

        if (is_null($language = $item->languages()->where('language', '=', $lang)->first())) {
            $language = $item->saveLanguageDefaultValues($lang);
            if (is_null($language)) {
                return redirect()->route(self::ROUTES['create'])->with('error', trans('admin/general.error-try-again'));
            }
        }

        return view('admin.'.self::VIEW_FOLDER.'.edit')
                ->with('item', $item)
                ->with('language', $language);
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id, $lang) {
        $model = self::MODEL;
        if (is_null($item = $model::find($id))) {
			return redirect()->route(self::ROUTES['index'])->with('error', trans('admin/'.self::LANG_FILE.'.item-not-found'));
		}

        $rules = array(
            //rules here
		);

		$validator = Validator::make($request->all(), $rules);
		if ($validator->fails()) {
			return Redirect::back()->withInput()->withErrors($validator);
		}

        //here we pot the rest of data

        if ($item->save()) {

            $modelLanguage = self::MODEL_LANGUAGE;
            $modelLanguageId = self::MODEL_LANGUAGE_ID;
            if (is_null($itemLanguage = $model::find($id)->languages()->where('language', '=', $request->input('language'))->first())) {
				$itemLanguage = new $modelLanguage;
                $itemLanguage->$modelLanguageId = $item->id;
				$itemLanguage->language = $request->input('language');
			}
            //here we pot the rest of data
            if(!$itemLanguage->save()) {
                return redirect()->route(self::ROUTES['update'], [$item->id, $request->input('language')])->with('error', trans('admin/general.error-try-again'));
            }

            if (is_null($request->input('save-and-return'))) {
                return redirect()->route(self::ROUTES['update'], [$item->id, $request->input('language')])->with('success', trans('admin/'.self::LANG_FILE.'.item-updated'));
            } else {
                return redirect()->route(self::ROUTES['index'])->with('success', trans('admin/'.self::LANG_FILE.'.item-updated'));
            }
        }

        return redirect()->route(self::ROUTES['update'], [$item->id, $request->input('language')])->with('error', trans('admin/general.error-try-again'));
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id) {
        $model = self::MODEL;
        if (is_null($item = $model::find($id))) {
			return redirect()->route(self::ROUTES['index'])->with('error', trans('admin/'.self::LANG_FILE.'.item-not-found'));
		}

        if(!$item->delete()) {
			return redirect()->route(self::ROUTES['create'])->with('error', trans('admin/general.error-try-again'));
		}

        return redirect()->route(self::ROUTES['index'])->with('success', trans('admin/'.self::LANG_FILE.'.item-deleted'));
    }

    public function changeStatus(Request $request) {
        $model = self::MODEL;
	    if (is_null($item = $model::find($request->input('id')))) {
	        die('invalid-id');
	    }

	    $item->status = $request->input('status');

	    if (!$item->save()) {
	        return 'error';
	    }

	    return 'success';
	}
}