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<?php /** * League.Period (https://period.thephpleague.com) * * (c) Ignace Nyamagana Butera <nyamsprod@gmail.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. / declare(strict_types=1); namespace League\Period\Chart; use function array_filter; use function array_map; use function mb_convert_encoding; use function mb_strlen; use function preg_match; use function preg_replace; use function sprintf; use const STDOUT; use const STR_PAD_BOTH; use const STR_PAD_LEFT; use const STR_PAD_RIGHT; /* * A class to configure the console output settings. / final class GanttChartConfig { private const REGEXP_UNICODE = '/\\\\u(?<unicode>[0-9A-F]{1,4})/i'; public const ALIGN_LEFT = STR_PAD_RIGHT; public const ALIGN_RIGHT = STR_PAD_LEFT; public const ALIGN_CENTER = STR_PAD_BOTH; /* * @var Output / private $output; /* * @var string[] / private $colors = [Output::COLOR_DEFAULT]; /* * @var int / private $width = 60; /* * @var string / private $endExcludedChar = ')'; /* * @var string / private $endIncludedChar = ']'; /* * @var string / private $startExcludedChar = '('; /* * @var string / private $startIncludedChar = '['; /* * @var string / private $body = '-'; /* * @var string / private $space = ' '; /* * @var int / private $leftMarginSize = 1; /* * @var int / private $gapSize = 1; /* * @var int / private $alignLabel = self::ALIGN_LEFT; /* * New instance. * * @param ?Output $output / public function __construct(?Output $output = null) { $this->output = $output ?? new ConsoleOutput(STDOUT); } /* * Create a Cli Renderer to Display the millipede in Rainbow. * * @param ?Output $output / public static function createFromRandom(?Output $output = null): self { $index = array_rand(Output::COLORS); $config = new self($output); $config->colors = [Output::COLORS[$index]]; return $config; } /* * Create a Cli Renderer to Display the millipede in Rainbow. * * @param ?Output $output / public static function createFromRainbow(?Output $output = null): self { $config = new self($output); $config->colors = Output::COLORS; return $config; } /* * Returns the Output class. / public function output(): Output { return $this->output; } /* * Retrieves the start excluded block character. / public function startExcluded(): string { return $this->startExcludedChar; } /* * Retrieves the start included block character. / public function startIncluded(): string { return $this->startIncludedChar; } /* * Retrieves the excluded end block character. / public function endExcluded(): string { return $this->endExcludedChar; } /* * Retrieves the excluded end block character. / public function endIncluded(): string { return $this->endIncludedChar; } /* * Retrieves the row width. / public function width(): int { return $this->width; } /* * Retrieves the body block character. / public function body(): string { return $this->body; } /* * Retrieves the row space character. / public function space(): string { return $this->space; } /* * The selected colors for each rows. * * @return string[] / public function colors(): array { return $this->colors; } /* * Retrieves the left margin size before the label name. / public function leftMarginSize(): int { return $this->leftMarginSize; } /* * Retrieves the gap size between the label and the line. / public function gapSize(): int { return $this->gapSize; } /* * Returns how label should be aligned. / public function labelAlign(): int { return $this->alignLabel; } /* * Return an instance with the start excluded pattern. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified start excluded character. / public function withStartExcluded(string $startExcludedChar): self { $startExcludedChar = $this->filterPattern($startExcludedChar, 'startExcluded'); if ($startExcludedChar === $this->startExcludedChar) { return $this; } $clone = clone $this; $clone->startExcludedChar = $startExcludedChar; return $clone; } /* * Filter the submitted string. * * @throws \InvalidArgumentException if the pattern is invalid / private function filterPattern(string $str, string $part): string { if (1 === mb_strlen($str)) { return $str; } if (1 === preg_match(self::REGEXP_UNICODE, $str)) { return $this->filterUnicodeCharacter($str); } throw new \InvalidArgumentException(sprintf('The %s pattern must be a single character', $part)); } /* * Decode unicode characters. * * @see http://stackoverflow.com/a/37415135/2316257 * * @throws \InvalidArgumentException if the character is not valid. / private function filterUnicodeCharacter(string $str): string { $replaced = (string) preg_replace(self::REGEXP_UNICODE, '&#x$1;', $str); $result = mb_convert_encoding($replaced, 'UTF-16', 'HTML-ENTITIES'); $result = mb_convert_encoding($result, 'UTF-8', 'UTF-16'); if (1 === mb_strlen($result)) { return $result; } throw new \InvalidArgumentException(sprintf('The given string `%s` is not a valid unicode string', $str)); } /* * Return an instance with a new output object. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified output class. / public function withOutput(Output $output): self { $clone = clone $this; $clone->output = $output; return $clone; } /* * Return an instance with the start included pattern. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified start included character. / public function withStartIncluded(string $startIncludedChar): self { $startIncludedChar = $this->filterPattern($startIncludedChar, 'startIncluded'); if ($startIncludedChar === $this->startIncludedChar) { return $this; } $clone = clone $this; $clone->startIncludedChar = $startIncludedChar; return $clone; } /* * Return an instance with the end excluded pattern. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified end excluded character. / public function withEndExcluded(string $endExcludedChar): self { $endExcludedChar = $this->filterPattern($endExcludedChar, 'endExcluded'); if ($endExcludedChar === $this->endExcludedChar) { return $this; } $clone = clone $this; $clone->endExcludedChar = $endExcludedChar; return $clone; } /* * Return an instance with the end included pattern. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified end included character. / public function withEndIncluded(string $endIncludedChar): self { $endIncludedChar = $this->filterPattern($endIncludedChar, 'endIncluded'); if ($endIncludedChar === $this->endIncludedChar) { return $this; } $clone = clone $this; $clone->endIncludedChar = $endIncludedChar; return $clone; } /* * Return an instance with the specified row width. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified width. / public function withWidth(int $width): self { if ($width < 10) { $width = 10; } if ($width === $this->width) { return $this; } $clone = clone $this; $clone->width = $width; return $clone; } /* * Return an instance with the specified body block. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified body pattern. / public function withBody(string $bodyChar): self { $bodyChar = $this->filterPattern($bodyChar, 'body'); if ($bodyChar === $this->body) { return $this; } $clone = clone $this; $clone->body = $bodyChar; return $clone; } /* * Return an instance with the space pattern. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified space character. / public function withSpace(string $spaceChar): self { $spaceChar = $this->filterPattern($spaceChar, 'space'); if ($spaceChar === $this->space) { return $this; } $clone = clone $this; $clone->space = $spaceChar; return $clone; } /* * Return an instance with a new color palette. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified color palette. * * @param string... $colors / public function withColors(string ...$colors): self { $filter = static function ($value): bool { return in_array($value, Output::COLORS, true); }; $colors = array_filter(array_map('strtolower', $colors), $filter); if ([] === $colors) { $colors = [Output::COLOR_DEFAULT]; } if ($colors === $this->colors) { return $this; } $clone = clone $this; $clone->colors = $colors; return $clone; } /* * Return an instance with a new left margin size. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified left margin size. / public function withLeftMarginSize(int $leftMarginSize): self { if ($leftMarginSize === $this->leftMarginSize) { return $this; } if ($leftMarginSize < 0) { $leftMarginSize = 1; } $clone = clone $this; $clone->leftMarginSize = $leftMarginSize; return $clone; } /* * Return an instance with a new gap size. * * This method MUST retain the state of the current instance, and return * an instance that contains the specified gap size. / public function withGapSize(int $gapSize): self { if ($gapSize === $this->gapSize) { return $this; } if ($gapSize < 0) { $gapSize = 1; } $clone = clone $this; $clone->gapSize = $gapSize; return $clone; } /* * Return an instance with a left padding. * * This method MUST retain the state of the current instance, and return * an instance that set a left padding to the line label. */ public function withLabelAlign(int $align): self { if (!in_array($align, [STR_PAD_LEFT, STR_PAD_RIGHT, STR_PAD_BOTH], true)) { $align = STR_PAD_RIGHT; } if ($this->alignLabel === $align) { return $this; } $clone = clone $this; $clone->alignLabel = $align; return $clone; } }

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