GroupController::show() - Code Metrics - Inspection of "Add groups to courses" - Hackathonners/swap - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — develop (#11)

unknown

created 2018-09-22 19:26 UTC

GroupController::show() A

↳ Parent: GroupController

Complexity

Conditions	1
Paths	1

Size

Total Lines	23
Code Lines	14

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	14
nc	1
nop	1
dl	0
loc	23
rs	9.7998
c	0
b	0
f	0

<?php

namespace App\Http\Controllers;

use App\Judite\Models\Group;
use App\Judite\Models\Course;
use App\Judite\Models\Student;
use App\Judite\Models\Invitation;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Auth;
use App\Exceptions\UserHasAlreadyGroupInCourseException;

class GroupController extends Controller
{
    /**
     * Create a new controller instance.
     */
    public function __construct()
    {
        $this->middleware('auth');
        $this->middleware('can.student');
        $this->middleware('student.verified');
        $this->middleware('can.group');
    }

    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\View\View
     */
    public function index()
    {
        $student = Auth::student();

        $enrollments = $student
            ->enrollments()
            ->orderByCourse()
            ->get();

        foreach ($enrollments as $enrollmentKey => $enrollment) {
            $course = DB::transaction(function () use ($enrollment) {
                return Course::whereId($enrollment->course_id)->first();
            });

            if ($course->group_max <= 0) {
                unset($enrollments[$enrollmentKey]);
                continue;
            }

            $membership = $student->findMembershipByCourse($course->id);

            if (is_null($membership)) {
                $enrollment->group_status = 0;
            } else {
                $group = DB::transaction(function () use ($membership) {
                    return Group::with('memberships')
                        ->whereId($membership->group_id)
                        ->first();
                });

                $enrollment->group_status = $group->memberships->count();
            }

            $enrollment->name = $course->name;
            $enrollment->group_min = $course->group_min;
            $enrollment->group_max = $course->group_max;

            $enrollment->number_invitations = Invitation::ofStudentInCourse(
                    $student->student_number,
                    $enrollment->course_id
                )->count();
        }

        return view('groups.index', compact('enrollments'));
    }

    /**
     * Store a newly created resource in storage.
     *
     * @param $courseId
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function store($courseId)
    {
        $group = DB::transaction(function () use ($courseId) {
            $course = Course::find($courseId);

            if ($course == null) {
                return $course;
            }

            $group = new Group();
            $group->course_id = $courseId;
            $group->save();

            return $group;
        });

        if ($group == null) {
            return redirect()->back();
        }

        try {
            Auth::student()->join($group);

            flash('You have successfully joined a group.')->success();
        } catch (UserHasAlreadyGroupInCourseException $e) {
            flash('You already have a group.')->error();
            $group->delete();
        }

        return redirect()->route('groups.show', compact('courseId'));
    }

    /**
     * Display the specified resource.
     *
     * @param int $courseId
     *
     * @return \Illuminate\View\View
     */
    public function show($courseId)
    {
        $student = Auth::student();

        $course = DB::transaction(function () use ($courseId, $student) {
            $course = Course::whereId($courseId)->first();

            $course->number_invitations = Invitation::ofStudentInCourse(

                    $student->student_number,
                    $courseId
                )->count();

            return $course;
        });

        $membership = DB::transaction(function () use ($courseId, $student) {
            return $student->memberships()
                ->with('group.memberships.student.user')
                ->whereCourseId($courseId)
                ->first();
        });

        return view('groups.show', compact('course', 'membership'));
    }

    /**
     * Update the specified resource in storage.
     *
     * @param int $inviteId
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function update($inviteId)
    {
        $invitation = DB::transaction(function () use ($inviteId) {
            return Invitation::with(['group.memberships', 'group.course'])
                ->whereId($inviteId)
                ->whereStudentNumber(Auth::student()->student_number)
                ->first();
        });

        if ($invitation == null) {
            flash('Invalid invitation.')->error();

            return redirect()->back();
        }

        $numberOfGroupMembers = $invitation->group->memberships->count();
        $groupMaxSize = $invitation->group->course->group_max;

        if ($numberOfGroupMembers >= $groupMaxSize) {
            flash('Course group limit exceeded')->error();

            return redirect()->back();
        }

        try {
            Auth::student()->join($invitation->group);

            flash('You have successfully joined the group.')
                ->success();

            return redirect()->route('invitations.destroy', compact('inviteId'));
        } catch (UserHasAlreadyGroupInCourseException $e) {
            flash('You already have a group.')
                ->error();

            $courseId = $invitation->course_id;

            return redirect()->route('groups.show', compact('courseId'));
        }
    }

    /**
     * Remove the specified resource from storage.
     *
     * @param int $courseId
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function destroy($courseId)
    {
        $group = Auth::student()->memberships()->get()
            ->where('course_id', '=', $courseId)->first()
            ->group()->first();

        Auth::student()->leave($group);

        if (! $group->memberships()->count()) {
            $invitations = Invitation::whereGroupId($group->id)->get();

            foreach ($invitations as $invitation) {
                $invitation->delete();
            }

            $group->delete();
            flash('Group deleted.')->success();
        } else {
            flash('You have successfully left the group.')->success();
        }

        return redirect()->route('groups.show', compact('courseId'));
    }
}


1			<?php
2
3			namespace App\Http\Controllers;
4
5			use App\Judite\Models\Group;
6			use App\Judite\Models\Course;
7			use App\Judite\Models\Student;
8			use App\Judite\Models\Invitation;
9			use Illuminate\Support\Facades\DB;
10			use Illuminate\Support\Facades\Auth;
11			use App\Exceptions\UserHasAlreadyGroupInCourseException;
12
13			class GroupController extends Controller
14			{
15			/**
16			* Create a new controller instance.
17			*/
18			public function __construct()
19			{
20			$this->middleware('auth');
21			$this->middleware('can.student');
22			$this->middleware('student.verified');
23			$this->middleware('can.group');
24			}
25
26			/**
27			* Display a listing of the resource.
28			*
29			* @return \Illuminate\View\View
30			*/
31			public function index()
32			{
33			$student = Auth::student();
34
35			$enrollments = $student
36			->enrollments()
37			->orderByCourse()
38			->get();
39
40			foreach ($enrollments as $enrollmentKey => $enrollment) {
41			$course = DB::transaction(function () use ($enrollment) {
42			return Course::whereId($enrollment->course_id)->first();
43			});
44
45			if ($course->group_max <= 0) {
46			unset($enrollments[$enrollmentKey]);
47			continue;
48			}
49
50			$membership = $student->findMembershipByCourse($course->id);
51
52			if (is_null($membership)) {
53			$enrollment->group_status = 0;
54			} else {
55			$group = DB::transaction(function () use ($membership) {
56			return Group::with('memberships')
57			->whereId($membership->group_id)
58			->first();
59			});
60
61			$enrollment->group_status = $group->memberships->count();
62			}
63
64			$enrollment->name = $course->name;
65			$enrollment->group_min = $course->group_min;
66			$enrollment->group_max = $course->group_max;
67
68			$enrollment->number_invitations = Invitation::ofStudentInCourse(
69			$student->student_number,
70			$enrollment->course_id
71			)->count();
72			}
73
74			return view('groups.index', compact('enrollments'));
75			}
76
77			/**
78			* Store a newly created resource in storage.
79			*
80			* @param $courseId
81			*
82			* @return \Illuminate\Http\RedirectResponse
83			*/
84			public function store($courseId)
85			{
86			$group = DB::transaction(function () use ($courseId) {
87			$course = Course::find($courseId);
88
89			if ($course == null) {
90			return $course;
91			}
92
93			$group = new Group();
94			$group->course_id = $courseId;
95			$group->save();
96
97			return $group;
98			});
99
100			if ($group == null) {
101			return redirect()->back();
102			}
103
104			try {
105			Auth::student()->join($group);
106
107			flash('You have successfully joined a group.')->success();
108			} catch (UserHasAlreadyGroupInCourseException $e) {
109			flash('You already have a group.')->error();
110			$group->delete();
111			}
112
113			return redirect()->route('groups.show', compact('courseId'));
114			}
115
116			/**
117			* Display the specified resource.
118			*
119			* @param int $courseId
120			*
121			* @return \Illuminate\View\View
122			*/
123			public function show($courseId)
124			{
125			$student = Auth::student();
126
127			$course = DB::transaction(function () use ($courseId, $student) {
128			$course = Course::whereId($courseId)->first();
129
130			$course->number_invitations = Invitation::ofStudentInCourse(
			0 ignored issues – show Bug introduced 2018-09-16 14:39 UTC by Report Bug Copy Issue Report The property `number_invitations` does not seem to exist on `App\Judite\Models\Course`. Are you sure there is no database migration missing? Checks if undeclared accessed properties appear in database migrations and if the creating migration is correct. Loading history...
131			$student->student_number,
132			$courseId
133			)->count();
134
135			return $course;
136			});
137
138			$membership = DB::transaction(function () use ($courseId, $student) {
139			return $student->memberships()
140			->with('group.memberships.student.user')
141			->whereCourseId($courseId)
142			->first();
143			});
144
145			return view('groups.show', compact('course', 'membership'));
146			}
147
148			/**
149			* Update the specified resource in storage.
150			*
151			* @param int $inviteId
152			*
153			* @return \Illuminate\Http\RedirectResponse
154			*/
155			public function update($inviteId)
156			{
157			$invitation = DB::transaction(function () use ($inviteId) {
158			return Invitation::with(['group.memberships', 'group.course'])
159			->whereId($inviteId)
160			->whereStudentNumber(Auth::student()->student_number)
161			->first();
162			});
163
164			if ($invitation == null) {
165			flash('Invalid invitation.')->error();
166
167			return redirect()->back();
168			}
169
170			$numberOfGroupMembers = $invitation->group->memberships->count();
171			$groupMaxSize = $invitation->group->course->group_max;
172
173			if ($numberOfGroupMembers >= $groupMaxSize) {
174			flash('Course group limit exceeded')->error();
175
176			return redirect()->back();
177			}
178
179			try {
180			Auth::student()->join($invitation->group);
181
182			flash('You have successfully joined the group.')
183			->success();
184
185			return redirect()->route('invitations.destroy', compact('inviteId'));
186			} catch (UserHasAlreadyGroupInCourseException $e) {
187			flash('You already have a group.')
188			->error();
189
190			$courseId = $invitation->course_id;
191
192			return redirect()->route('groups.show', compact('courseId'));
193			}
194			}
195
196			/**
197			* Remove the specified resource from storage.
198			*
199			* @param int $courseId
200			*
201			* @return \Illuminate\Http\RedirectResponse
202			*/
203			public function destroy($courseId)
204			{
205			$group = Auth::student()->memberships()->get()
206			->where('course_id', '=', $courseId)->first()
207			->group()->first();
208
209			Auth::student()->leave($group);
210
211			if (! $group->memberships()->count()) {
212			$invitations = Invitation::whereGroupId($group->id)->get();
213
214			foreach ($invitations as $invitation) {
215			$invitation->delete();
216			}
217
218			$group->delete();
219			flash('Group deleted.')->success();
220			} else {
221			flash('You have successfully left the group.')->success();
222			}
223
224			return redirect()->route('groups.show', compact('courseId'));
225			}
226			}
227

Hackathonners / swap

Pull Request — develop (#11)

GroupController::show() A

Complexity

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