<?php

namespace Modules\ClinicalData\Http\Controllers;

use Illuminate\Http\Request;
use Streamline\Models\Department;
use Illuminate\Support\Facades\Validator;
use Illuminate\Support\Facades\Auth;
use Illuminate\Database\QueryException;

class DepartmentController extends Controller
{

    public function __construct()
    {
        $this->middleware('auth');
        $this->middleware('permission:departments-list', ['only' => ['index']]);
        $this->middleware('permission:departments-detail', ['only' => ['show']]);
        $this->middleware('permission:departments-create', ['only' => ['create', 'store']]);
        $this->middleware('permission:departments-edit', ['only' => ['edit', 'edit_all', 'update', 'update_all', 'updatePatientEpisode']]);
        $this->middleware('permission:departments-delete', ['only' => ['destroy']]);
        $this->middleware('permission:departments-status', ['only' => ['activate, inactive']]);
    }

    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        $departments = Department::orderBy('name', 'asc')->paginate(50);

        return view('clinical_data::departments.index', compact('departments'));
    }

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

        if ($validator->fails()) {
            $string = "";
            foreach ($validator->errors()->getMessages() as $item) {
                $string .= "{$item[0]}<br>";
            }
            flash($string)->error();
            return back()->withErrors($validator)->withInput();
        } else {
            $logged_in_user_id = Auth::user()->id;
            $department = new Department;

            $department->name = $request->name;
            $department->created_by = $logged_in_user_id;
            $department->updated_by = $logged_in_user_id;

            try {
                $department->save();
                flash($request->name . " Department has been saved")->success();
                return redirect("/departments/");
            } catch (QueryException $e) {
                flash("An error occurred")->error();
                return back()->withInput();
            }
        }
    }

    /**
     * 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)
    {
        $department = Department::where(['id' => $id])->first();

        if (!$department) {
            flash()->error("There is no such department");
            return redirect('/departments/');
        } else {
            return view('clinical_data::departments.edit', compact('department'));
        }
    }

    /**
     * Update the specified resource in storage.
     *
     * @param \Illuminate\Http\Request $request
     * @param int $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        $validator = Validator::make($request->all(), [
            'name' => 'required'
        ]);

        if ($validator->fails()) {
            $string = "";
            foreach ($validator->errors()->getMessages() as $item) {
                $string .= "{$item[0]}<br>";
            }
//            flash($string)->error();
            return back()->withErrors($validator)->withInput();
        } else {
            $logged_in_user_id = Auth::user()->id;

            $department = Department::find($id);
            $department->name = $request->name;
            $department->updated_by = $logged_in_user_id;

            try {
                $department->save();
                flash($request->name . " Department has been updated")->success();
                return redirect("/departments/");
            } catch (QueryException $e) {
                flash("An error occurred")->error();
                return back()->withInput();
            }
        }
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param int $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        $department = Department::find($id);

        if ($department->delete()):
            flash("Department has been deleted.")->success();
            return redirect('/departments/');
        endif;
    }

    /**
     * Display a listing of the inactive resource(s).
     *
     * @return \Illuminate\Http\Response
     */
    public function inactive()
    {
        $departments = Department::onlyTrashed()
            ->orderBy('name', 'asc')
            ->paginate(50);

        if (count($departments) < 1) {
            flash()->error("There is no inactive department");
            return redirect('/departments/');
        } else {
            return view('clinical_data::departments.inactive', compact('departments'));
        }
    }

    /**
     * Activate the specified resource in storage.
     *
     * @param int $id
     * @return \Illuminate\Http\Response
     */
    public function activate($id)
    {
        $department = Department::withTrashed()->find($id);

        if ($department->restore()):
            flash("Department has been activated.")->success();
            return redirect('/departments/inactive');
        endif;
    }

    /**
     * Display a listing of the active resources for bulk editing.
     *
     * @return \Illuminate\Http\Response
     */
    public function edit_all()
    {
        $departments = Department::orderBy('name', 'asc')->paginate(25);

        if (count($departments) < 1) {
            flash()->error("There is no active department");
            return redirect('/departments/');
        } else {
            return view('clinical_data::departments.edit.all', compact('departments'));
        }
    }

    /**
     * Update all the resources in storage.
     *
     * @param \Illuminate\Http\Request $request
     * @return \Illuminate\Http\Response
     */
    public function update_all(Request $request)
    {
        $validator = Validator::make($request->all(), [
            'name' => 'required'
        ]);

        if ($validator->fails()) {
            $string = "";
            foreach ($validator->errors()->getMessages() as $item) {
                $string .= "{$item[0]}<br>";
            }
//            flash($string)->error();
            return back()->withErrors($validator)->withInput();
        } else {
            $logged_in_user_id = Auth::user()->id;

            $id_array = $request->id;
            $name_array = $request->name;

            for ($x = 0; $x < count($id_array); $x++):
                $department = Department::find($id_array[$x]);

                $department->name = $name_array[$x];
                $department->updated_by = $logged_in_user_id;

                try {
                    $department->save();
                } catch (QueryException $e) {
                    flash("An error occurred")->error();
                    return back()->withInput();
                }
            endfor;

            flash("Departments have been updated")->success();
            return redirect("/departments/");
        }
    }
}