streamline-emr/docker/streamline-src/Modules/Investigations/Http/Controllers/LaboratorySpecimenController.php

<?php

namespace Modules\Investigations\Http\Controllers;

use Illuminate\Http\Request;
use Streamline\Models\LaboratorySpecimen;
use Illuminate\Support\Facades\Validator;

class LaboratorySpecimenController extends Controller
{
    public function __construct() {
        $this->middleware('auth');
        $this->middleware('permission:lab_specimen-list', ['only' => ['index']]);
        $this->middleware('permission:lab_specimen-detail', ['only' => ['show']]);
        $this->middleware('permission:lab_specimen-create', ['only' => ['create', 'store']]);
        $this->middleware('permission:lab_specimen-edit', ['only' => ['edit', 'update']]);
        $this->middleware('permission:lab_specimen-delete', ['only' => ['destroy']]);
        $this->middleware('permission:lab_specimen-status', ['only' => ['activate, inactive']]);
    }
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        $lab_specimens = LaboratorySpecimen::orderBy('name', 'asc')->paginate(50);

        return view('investigations::laboratory_specimen.index',compact('lab_specimens'));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        return view('investigations::laboratory_specimen.create');
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $validator = Validator::make($request->all(), [
            'name' => 'required|unique:laboratory_specimens'
        ]);

        if ($validator->fails()) {
            $string = "";
            foreach ($validator->errors()->getMessages() as $item) {
                $string .= "{$item[0]}<br>";
            }
            return back()->withErrors($validator)->withInput();
        } else {
            $specimen = new LaboratorySpecimen;
            $specimen->name = $request->name;
            $specimen->save();

            if (isset($request->other_specimen_names)) {
                $other_specimens_array = $request->other_specimen_names;

                for ($i=0; $i < count($other_specimens_array) ; $i++) {
                    if (!is_null($other_specimens_array[$i]) && $other_specimens_array[$i] != "") {
                        $lab_specimen = new LaboratorySpecimen;
                        $lab_specimen->name = $other_specimens_array[$i];
                        $lab_specimen->created_by = auth()->user()->id;
                        $lab_specimen->updated_by = auth()->user()->id;
                        $lab_specimen->save();
                    }
                }
            }

            flash('New specimen added successfully')->success();
            return redirect('laboratory_specimen');
        }
    }

    /**
     * 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)
    {
        $lab_specimen = LaboratorySpecimen::find($id);

        if (!$lab_specimen) {
            flash()->error("There is no such specimen");
            return redirect('laboratory_specimen');
        } else {
            return view('investigations::laboratory_specimen.edit', compact('lab_specimen'));
        }
    }

    /**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        $lab_specimen = LaboratorySpecimen::find($id);
        $lab_specimen->name = $request->name;
        $lab_specimen->update();
        
        flash('successfully updated details for '.$lab_specimen->name)->success();
        return redirect('laboratory_specimen');
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        $lab_specimen = LaboratorySpecimen::find($id);
        if ($lab_specimen->delete()) {
            flash($lab_specimen->name. ' has been successfully deleted')->success();
            return redirect('laboratory_specimen');
        }
        flash('error occurred. Contact system admin')->error();
        return redirect()->back()->withInput();
    }

    /* 
    *Display inactive bed categories
    */
    public function inactive()
    {
        $lab_specimens = LaboratorySpecimen::onlyTrashed()->orderBy('name','asc')->paginate(50);

        if (count($lab_specimens) < 1) {
            flash()->error("There is no inactive specimens");
            return redirect('laboratory_specimen');
        } else {
            return view('investigations::laboratory_specimen.inactive', compact('lab_specimens'));
        }
    }

    /*
    * Activate an inactive inpatient bed category
    */
    public function activate($id)
    {
        $lab_specimens = LaboratorySpecimen::withTrashed()->find($id);

        if ($lab_specimens->restore()):
            flash("Specimen has been activated.")->success();
            return redirect('/inactive/laboratory_specimen/');
        endif;
    }
}