1<?php 2 3/* 4 * This file is part of the PHP-CLI package. 5 * 6 * (c) Jitendra Adhikari <jiten.adhikary@gmail.com> 7 * <https://github.com/adhocore> 8 * 9 * Licensed under MIT license. 10 */ 11 12namespace Ahc\Cli\Output; 13 14use Ahc\Cli\Exception\InvalidArgumentException; 15use Ahc\Cli\Helper\InflectsString; 16 17class Table 18{ 19 use InflectsString; 20 21 public function render(array $rows, array $styles = []): string 22 { 23 if ([] === $table = $this->normalize($rows)) { 24 return ''; 25 } 26 27 list($head, $rows) = $table; 28 29 $styles = $this->normalizeStyles($styles); 30 $title = $body = $dash = []; 31 32 list($start, $end) = $styles['head']; 33 foreach ($head as $col => $size) { 34 $dash[] = \str_repeat('-', $size + 2); 35 $title[] = \str_pad($this->toWords($col), $size, ' '); 36 } 37 38 $title = "|$start " . \implode(" $end|$start ", $title) . " $end|" . \PHP_EOL; 39 40 $odd = true; 41 foreach ($rows as $row) { 42 $parts = []; 43 44 list($start, $end) = $styles[['even', 'odd'][(int) $odd]]; 45 foreach ($head as $col => $size) { 46 $parts[] = \str_pad($row[$col] ?? '', $size, ' '); 47 } 48 49 $odd = !$odd; 50 $body[] = "|$start " . \implode(" $end|$start ", $parts) . " $end|"; 51 } 52 53 $dash = '+' . \implode('+', $dash) . '+' . \PHP_EOL; 54 $body = \implode(\PHP_EOL, $body) . \PHP_EOL; 55 56 return "$dash$title$dash$body$dash"; 57 } 58 59 protected function normalize(array $rows): array 60 { 61 $head = \reset($rows); 62 if (empty($head)) { 63 return []; 64 } 65 66 if (!\is_array($head)) { 67 throw new InvalidArgumentException( 68 \sprintf('Rows must be array of assoc arrays, %s given', \gettype($head)) 69 ); 70 } 71 72 $head = \array_fill_keys(\array_keys($head), null); 73 foreach ($rows as $i => &$row) { 74 $row = \array_merge($head, $row); 75 } 76 77 foreach ($head as $col => &$value) { 78 $cols = \array_column($rows, $col); 79 $span = \array_map('strlen', $cols); 80 $span[] = \strlen($col); 81 $value = \max($span); 82 } 83 84 return [$head, $rows]; 85 } 86 87 protected function normalizeStyles(array $styles) 88 { 89 $default = [ 90 // styleFor => ['styleStartFn', 'end'] 91 'head' => ['', ''], 92 'odd' => ['', ''], 93 'even' => ['', ''], 94 ]; 95 96 foreach ($styles as $for => $style) { 97 if (isset($default[$for])) { 98 $default[$for] = ['<' . \trim($style, '<> ') . '>', '</end>']; 99 } 100 } 101 102 return $default; 103 } 104} 105