<?php
/**
 * Full report for PHP_CodeSniffer.
 *
 * @author    Greg Sherwood <gsherwood@squiz.net>
 * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
 * @license   https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
 */

namespace PHP_CodeSniffer\Reports;

use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Util\Timing;

class Full implements Report
{


    /**
     * Generate a partial report for a single processed file.
     *
     * Function should return TRUE if it printed or stored data about the file
     * and FALSE if it ignored the file. Returning TRUE indicates that the file and
     * its data should be counted in the grand totals.
     *
     * @param array                       $report      Prepared report data.
     * @param \PHP_CodeSniffer\Files\File $phpcsFile   The file being reported on.
     * @param bool                        $showSources Show sources?
     * @param int                         $width       Maximum allowed line width.
     *
     * @return bool
     */
    public function generateFileReport($report, File $phpcsFile, $showSources=false, $width=80)
    {
        if ($report['errors'] === 0 && $report['warnings'] === 0) {
            // Nothing to print.
            return false;
        }

        // The length of the word ERROR or WARNING; used for padding.
        if ($report['warnings'] > 0) {
            $typeLength = 7;
        } else {
            $typeLength = 5;
        }

        // Work out the max line number length for formatting.
        $maxLineNumLength = max(array_map('strlen', array_keys($report['messages'])));

        // The padding that all lines will require that are
        // printing an error message overflow.
        $paddingLine2  = str_repeat(' ', ($maxLineNumLength + 1));
        $paddingLine2 .= ' | ';
        $paddingLine2 .= str_repeat(' ', $typeLength);
        $paddingLine2 .= ' | ';
        if ($report['fixable'] > 0) {
            $paddingLine2 .= '    ';
        }

        $paddingLength = strlen($paddingLine2);

        // Make sure the report width isn't too big.
        $maxErrorLength = 0;
        foreach ($report['messages'] as $line => $lineErrors) {
            foreach ($lineErrors as $column => $colErrors) {
                foreach ($colErrors as $error) {
                    // Start with the presumption of a single line error message.
                    $length    = strlen($error['message']);
                    $srcLength = (strlen($error['source']) + 3);
                    if ($showSources === true) {
                        $length += $srcLength;
                    }

                    // ... but also handle multi-line messages correctly.
                    if (strpos($error['message'], "\n") !== false) {
                        $errorLines = explode("\n", $error['message']);
                        $length     = max(array_map('strlen', $errorLines));

                        if ($showSources === true) {
                            $lastLine = array_pop($errorLines);
                            $length   = max($length, (strlen($lastLine) + $srcLength));
                        }
                    }

                    $maxErrorLength = max($maxErrorLength, ($length + 1));
                }//end foreach
            }//end foreach
        }//end foreach

        $file       = $report['filename'];
        $fileLength = strlen($file);
        $maxWidth   = max(($fileLength + 6), ($maxErrorLength + $paddingLength));
        $width      = min($width, $maxWidth);
        if ($width < 70) {
            $width = 70;
        }

        echo PHP_EOL."\033[1mFILE: ";
        if ($fileLength <= ($width - 6)) {
            echo $file;
        } else {
            echo '...'.substr($file, ($fileLength - ($width - 6)));
        }

        echo "\033[0m".PHP_EOL;
        echo str_repeat('-', $width).PHP_EOL;

        echo "\033[1m".'FOUND '.$report['errors'].' ERROR';
        if ($report['errors'] !== 1) {
            echo 'S';
        }

        if ($report['warnings'] > 0) {
            echo ' AND '.$report['warnings'].' WARNING';
            if ($report['warnings'] !== 1) {
                echo 'S';
            }
        }

        echo ' AFFECTING '.count($report['messages']).' LINE';
        if (count($report['messages']) !== 1) {
            echo 'S';
        }

        echo "\033[0m".PHP_EOL;
        echo str_repeat('-', $width).PHP_EOL;

        // The maximum amount of space an error message can use.
        $maxErrorSpace = ($width - $paddingLength - 1);

        $beforeMsg = '';
        $afterMsg  = '';
        if ($showSources === true) {
            $beforeMsg = "\033[1m";
            $afterMsg  = "\033[0m";
        }

        $beforeAfterLength = strlen($beforeMsg.$afterMsg);

        foreach ($report['messages'] as $line => $lineErrors) {
            foreach ($lineErrors as $column => $colErrors) {
                foreach ($colErrors as $error) {
                    $errorMsg = wordwrap(
                        $error['message'],
                        $maxErrorSpace
                    );

                    // Add the padding _after_ the wordwrap as the message itself may contain line breaks
                    // and those lines will also need to receive padding.
                    $errorMsg = str_replace("\n", $afterMsg.PHP_EOL.$paddingLine2.$beforeMsg, $errorMsg);
                    $errorMsg = $beforeMsg.$errorMsg.$afterMsg;

                    if ($showSources === true) {
                        $lastMsg          = $errorMsg;
                        $startPosLastLine = strrpos($errorMsg, PHP_EOL.$paddingLine2.$beforeMsg);
                        if ($startPosLastLine !== false) {
                            // Message is multiline. Grab the text of last line of the message, including the color codes.
                            $lastMsg = substr($errorMsg, ($startPosLastLine + strlen(PHP_EOL.$paddingLine2)));
                        }

                        // When show sources is used, the message itself will be bolded, so we need to correct the length.
                        $sourceSuffix = '('.$error['source'].')';

                        $lastMsgPlusSourceLength = strlen($lastMsg);
                        // Add space + source suffix length.
                        $lastMsgPlusSourceLength += (1 + strlen($sourceSuffix));
                        // Correct for the color codes.
                        $lastMsgPlusSourceLength -= $beforeAfterLength;

                        if ($lastMsgPlusSourceLength > $maxErrorSpace) {
                            $errorMsg .= PHP_EOL.$paddingLine2.$sourceSuffix;
                        } else {
                            $errorMsg .= ' '.$sourceSuffix;
                        }
                    }//end if

                    // The padding that goes on the front of the line.
                    $padding = ($maxLineNumLength - strlen($line));

                    echo ' '.str_repeat(' ', $padding).$line.' | ';
                    if ($error['type'] === 'ERROR') {
                        echo "\033[31mERROR\033[0m";
                        if ($report['warnings'] > 0) {
                            echo '  ';
                        }
                    } else {
                        echo "\033[33mWARNING\033[0m";
                    }

                    echo ' | ';
                    if ($report['fixable'] > 0) {
                        echo '[';
                        if ($error['fixable'] === true) {
                            echo 'x';
                        } else {
                            echo ' ';
                        }

                        echo '] ';
                    }

                    echo $errorMsg.PHP_EOL;
                }//end foreach
            }//end foreach
        }//end foreach

        echo str_repeat('-', $width).PHP_EOL;
        if ($report['fixable'] > 0) {
            echo "\033[1m".'PHPCBF CAN FIX THE '.$report['fixable'].' MARKED SNIFF VIOLATIONS AUTOMATICALLY'."\033[0m".PHP_EOL;
            echo str_repeat('-', $width).PHP_EOL;
        }

        echo PHP_EOL;
        return true;

    }//end generateFileReport()


    /**
     * Prints all errors and warnings for each file processed.
     *
     * @param string $cachedData    Any partial report data that was returned from
     *                              generateFileReport during the run.
     * @param int    $totalFiles    Total number of files processed during the run.
     * @param int    $totalErrors   Total number of errors found during the run.
     * @param int    $totalWarnings Total number of warnings found during the run.
     * @param int    $totalFixable  Total number of problems that can be fixed.
     * @param bool   $showSources   Show sources?
     * @param int    $width         Maximum allowed line width.
     * @param bool   $interactive   Are we running in interactive mode?
     * @param bool   $toScreen      Is the report being printed to screen?
     *
     * @return void
     */
    public function generate(
        $cachedData,
        $totalFiles,
        $totalErrors,
        $totalWarnings,
        $totalFixable,
        $showSources=false,
        $width=80,
        $interactive=false,
        $toScreen=true
    ) {
        if ($cachedData === '') {
            return;
        }

        echo $cachedData;

        if ($toScreen === true && $interactive === false) {
            Timing::printRunTime();
        }

    }//end generate()


}//end class
