Completed
Push — dev-master ( 6b99dc...0f2d28 )
by Derek Stephen
02:19
created

Paginator::render()   F

Complexity

Conditions 13
Paths 2560

Size

Total Lines 64

Duplication

Lines 15
Ratio 23.44 %

Code Coverage

Tests 34
CRAP Score 13.5703

Importance

Changes 0
Metric Value
dl 15
loc 64
ccs 34
cts 40
cp 0.85
rs 2.7454
c 0
b 0
f 0
cc 13
nc 2560
nop 0
crap 13.5703

How to fix   Long Method    Complexity   

Long Method

Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.

For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.

Commonly applied refactorings include:

1
<?php
2
3
namespace Bone\View\Helper;
4
5
use Bone\View\Helper\Exception\PaginatorException;
6
use Del\Icon;
7
8
class Paginator
9
{
10
    private $currentPage = 1;
11
    private $pageCount;
12
    private $pagerSize = 5;
13
    private $url;
14
    private $urlPart = ':page';
15
16
    /**
17
     * @param int $pageNum
18
     * @return string
19
     */
20 1
    private function url(int $pageNum): string
21
    {
22 1
        return str_replace($this->urlPart, $pageNum, $this->url);
23
    }
24
25
    /**
26
     * @param $pageCount
27
     */
28 1
    public function setPageCount(int $pageCount): void
29
    {
30 1
        $this->pageCount = $pageCount;
31 1
    }
32
33
    /**
34
     * @param $pageCount
35
     */
36 1
    public function setPageCountByTotalRecords(int $rowCount, int $numPerPage): void
37
    {
38 1
        $this->pageCount = (int) ceil($rowCount / $numPerPage) ?: 1;
39 1
    }
40
41
    /**
42
     * @param $url
43
     */
44 1
    public function setUrl(string $url): void
45
    {
46 1
        $this->url = $url;
47 1
    }
48
49
    /**
50
     * @param $replace
51
     */
52 1
    public function setUrlPart(string $replace): void
53
    {
54 1
        $this->urlPart = $replace;
55 1
    }
56
57
    /**
58
     * @param int $page_no
59
     */
60 1
    public function setCurrentPage(int $page_no): void
61
    {
62 1
        $this->currentPage = $page_no;
63 1
    }
64
65
    /**
66
     * @param int $numBoxes an ODD number!
67
     */
68 2
    public function setPagerSize(int $numBoxes): void
69
    {
70 2
        if ($numBoxes % 2 === 0) {
71 2
            $numBoxes--;
72
        }
73 2
        $this->pagerSize = $numBoxes;
74 2
    }
75
76
    /**
77
     * @return int
78
     */
79 2
    public function getPagerSize(): int
80
    {
81 2
        return $this->pagerSize;
82
    }
83
84
    /**
85
     * @throws PaginatorException
86
     */
87 3
    private function ensurePageCount()
88
    {
89 3
        if (null === $this->pageCount) {
90 1
            throw new PaginatorException(PaginatorException::NO_PAGE_COUNT);
91
        }
92 2
    }
93
94
    /**
95
     * @throws PaginatorException
96
     */
97 2
    private function ensureUrl()
98
    {
99 2
        codecept_debug($this->url);
100 2
        if (null === $this->url) {
101 1
            throw new PaginatorException(PaginatorException::NO_URL);
102
        }
103 1
    }
104
105
    /**
106
     * @return int
107
     */
108 1
    private function calculateStart(int $pages): int
109
    {
110 1
        $half = ($pages - 1) / 2;
111 1
        if ($this->currentPage < 3) {
112 1
            $start = 1;
113
        } elseif ($this->currentPage >= ($this->pageCount - $half)) {
114
            $start = $this->pageCount - ($this->getPagerSize() - 1);
115
        } else {
116
            $start = $this->currentPage - $half;
117
            if ($start < 1) {
118
                $start = 1;
119
            }
120
        }
121
122 1
        return $start;
123
    }
124
125
    /**
126
     * @return string
127
     * @throws PaginatorException
128
     */
129 3
    public function render(): string
130
    {
131 3
        $this->ensurePageCount();
132 2
        $this->ensureUrl();
133
134 1
        $html = '<nav><ul class="pagination">';
135
136 1
        if ($this->pageCount > ($this->getPagerSize() - 1)) {
137 1
            $pages = $this->getPagerSize();
138 1
            $start = $this->calculateStart($pages);
139
        } else {
140
            $pages = $this->pageCount;
141
            $start = 1;
142
        }
143
144 1
        $html .= ($this->currentPage === 1) ? '<li class="page-item disabled">' :'<li class="page-item">';
145 1
        if ($this->currentPage === 1) {
146
            $html .= '<a class="page-link"  href ="#">' . Icon::custom(Icon::FAST_BACKWARD, 'disabled') . '</a>';
147
        } else {
148 1
            $html .= '<a class="page-link"  href ="' . $this->url(1) . '">' . Icon::FAST_BACKWARD . '</a>';
149
        }
150 1
        $html .= '</li>';
151
152 1
        $html .= ($this->currentPage === 1) ? '<li class="page-item disabled">' :'<li class="page-item">';
153 1 View Code Duplication
        if ($this->currentPage === 1) {
0 ignored issues
show
Duplication introduced by
This code seems to be duplicated across your project.

Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.

You can also find more detailed suggestions in the “Code” section of your repository.

Loading history...
154
            $html .= '<a class="page-link"  href ="#">' . Icon::custom(Icon::BACKWARD, 'disabled') . '</a>';
155
        } else {
156 1
            $html .= '<a class="page-link"  href ="' . $this->url($this->currentPage - 1) . '">' . Icon::BACKWARD . '</a>';
157
        }
158 1
        $html .= '</li>';
159
160 1
        for ($x = $start; $x <= ($start + ($pages - 1)); $x++) {
161 1
            $html .= '<li class="page-item ';
162 1
            if ($this->currentPage === $x) {
163 1
                $html .= ' active" aria-current="page';
164
            }
165 1
            $html .= '">';
166 1
            if ($this->currentPage === $x) {
167 1
                $html .= '<a class="page-link" href="#">' . $x . '</a>';
168
            } else {
169 1
                $html .= '<a class="page-link" href="' . $this->url($x) .'">' . $x . '</a>';
170
            }
171 1
            $html .= '</li>';
172
        }
173
174 1
        $html .= ($this->currentPage >= $this->pageCount) ? '<li class="page-item disabled">' :'<li class="page-item">';
175 1 View Code Duplication
        if ($this->currentPage >= $this->pageCount) {
0 ignored issues
show
Duplication introduced by
This code seems to be duplicated across your project.

Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.

You can also find more detailed suggestions in the “Code” section of your repository.

Loading history...
176
            $html .= '<a class="page-link" href="#">' . Icon::custom(Icon::FORWARD, 'disabled') . '</a>';
177
        } else {
178 1
            $html .= '<a class="page-link"  href ="' . $this->url($this->currentPage + 1) . '">' . Icon::FORWARD . '</i></a>';
179
        }
180 1
        $html .= '</li>';
181
182 1
        $html .= ($this->currentPage >= $this->pageCount) ? '<li class="page-item disabled">' : '<li class="page-item">';
183 1 View Code Duplication
        if ($this->currentPage >= $this->pageCount) {
0 ignored issues
show
Duplication introduced by
This code seems to be duplicated across your project.

Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.

You can also find more detailed suggestions in the “Code” section of your repository.

Loading history...
184
            $html .= '<a class="page-link" href="#">' . Icon::custom(Icon::FAST_FORWARD, 'disabled') . '</a>';
185
        } else {
186 1
            $html .= '<a class="page-link"  href ="' . $this->url($this->pageCount) . '">' . Icon::FAST_FORWARD . '</i></a>';
187
        }
188 1
        $html .= '</li>';
189 1
        $html .= '</ul></nav>';
190
191 1
        return $html;
192
    }
193
}
194