<?php declare(strict_types=1);
/*
 * This file is part of phpunit/php-code-coverage.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace SebastianBergmann\CodeCoverage\Report;

use function count;
use function dirname;
use function file_put_contents;
use function is_string;
use function ksort;
use function max;
use function range;
use function str_contains;
use function time;
use DOMDocument;
use SebastianBergmann\CodeCoverage\CodeCoverage;
use SebastianBergmann\CodeCoverage\Driver\WriteOperationFailedException;
use SebastianBergmann\CodeCoverage\Node\File;
use SebastianBergmann\CodeCoverage\Util\Filesystem;

final class Clover
{
    /**
     * @throws WriteOperationFailedException
     */
    public function process(CodeCoverage $coverage, ?string $target = null, ?string $name = null): string
    {
        $time = (string) time();

        $xmlDocument               = new DOMDocument('1.0', 'UTF-8');
        $xmlDocument->formatOutput = true;

        $xmlCoverage = $xmlDocument->createElement('coverage');
        $xmlCoverage->setAttribute('generated', $time);
        $xmlDocument->appendChild($xmlCoverage);

        $xmlProject = $xmlDocument->createElement('project');
        $xmlProject->setAttribute('timestamp', $time);

        if (is_string($name)) {
            $xmlProject->setAttribute('name', $name);
        }

        $xmlCoverage->appendChild($xmlProject);

        $packages = [];
        $report   = $coverage->getReport();

        foreach ($report as $item) {
            if (!$item instanceof File) {
                continue;
            }

            /* @var File $item */

            $xmlFile = $xmlDocument->createElement('file');
            $xmlFile->setAttribute('name', $item->pathAsString());

            $classes      = $item->classesAndTraits();
            $coverageData = $item->lineCoverageData();
            $lines        = [];
            $namespace    = 'global';

            foreach ($classes as $className => $class) {
                $classStatements        = 0;
                $coveredClassStatements = 0;
                $coveredMethods         = 0;
                $classMethods           = 0;

                // Assumption: one namespace per file
                if ($class['namespace'] !== '') {
                    $namespace = $class['namespace'];
                }

                foreach ($class['methods'] as $methodName => $method) {
                    if ($method['executableLines'] == 0) {
                        continue;
                    }

                    $classMethods++;
                    $classStatements        += $method['executableLines'];
                    $coveredClassStatements += $method['executedLines'];

                    if ($method['coverage'] == 100) {
                        $coveredMethods++;
                    }

                    $methodCount = 0;

                    foreach (range($method['startLine'], $method['endLine']) as $line) {
                        if (isset($coverageData[$line])) {
                            $methodCount = max($methodCount, count($coverageData[$line]));
                        }
                    }

                    $lines[$method['startLine']] = [
                        'ccn'        => $method['ccn'],
                        'count'      => $methodCount,
                        'crap'       => $method['crap'],
                        'type'       => 'method',
                        'visibility' => $method['visibility'],
                        'name'       => $methodName,
                    ];
                }

                $xmlClass = $xmlDocument->createElement('class');
                $xmlClass->setAttribute('name', $className);
                $xmlClass->setAttribute('namespace', $namespace);

                $xmlFile->appendChild($xmlClass);

                $xmlMetrics = $xmlDocument->createElement('metrics');
                $xmlMetrics->setAttribute('complexity', (string) $class['ccn']);
                $xmlMetrics->setAttribute('methods', (string) $classMethods);
                $xmlMetrics->setAttribute('coveredmethods', (string) $coveredMethods);
                $xmlMetrics->setAttribute('conditionals', (string) $class['executableBranches']);
                $xmlMetrics->setAttribute('coveredconditionals', (string) $class['executedBranches']);
                $xmlMetrics->setAttribute('statements', (string) $classStatements);
                $xmlMetrics->setAttribute('coveredstatements', (string) $coveredClassStatements);
                $xmlMetrics->setAttribute('elements', (string) ($classMethods + $classStatements + $class['executableBranches']));
                $xmlMetrics->setAttribute('coveredelements', (string) ($coveredMethods + $coveredClassStatements + $class['executedBranches']));
                $xmlClass->appendChild($xmlMetrics);
            }

            foreach ($coverageData as $line => $data) {
                if ($data === null || isset($lines[$line])) {
                    continue;
                }

                $lines[$line] = [
                    'count' => count($data), 'type' => 'stmt',
                ];
            }

            ksort($lines);

            foreach ($lines as $line => $data) {
                $xmlLine = $xmlDocument->createElement('line');
                $xmlLine->setAttribute('num', (string) $line);
                $xmlLine->setAttribute('type', $data['type']);

                if (isset($data['name'])) {
                    $xmlLine->setAttribute('name', $data['name']);
                }

                if (isset($data['visibility'])) {
                    $xmlLine->setAttribute('visibility', $data['visibility']);
                }

                if (isset($data['ccn'])) {
                    $xmlLine->setAttribute('complexity', (string) $data['ccn']);
                }

                if (isset($data['crap'])) {
                    $xmlLine->setAttribute('crap', (string) $data['crap']);
                }

                $xmlLine->setAttribute('count', (string) $data['count']);
                $xmlFile->appendChild($xmlLine);
            }

            $linesOfCode = $item->linesOfCode();

            $xmlMetrics = $xmlDocument->createElement('metrics');
            $xmlMetrics->setAttribute('loc', (string) $linesOfCode['linesOfCode']);
            $xmlMetrics->setAttribute('ncloc', (string) $linesOfCode['nonCommentLinesOfCode']);
            $xmlMetrics->setAttribute('classes', (string) $item->numberOfClassesAndTraits());
            $xmlMetrics->setAttribute('methods', (string) $item->numberOfMethods());
            $xmlMetrics->setAttribute('coveredmethods', (string) $item->numberOfTestedMethods());
            $xmlMetrics->setAttribute('conditionals', (string) $item->numberOfExecutableBranches());
            $xmlMetrics->setAttribute('coveredconditionals', (string) $item->numberOfExecutedBranches());
            $xmlMetrics->setAttribute('statements', (string) $item->numberOfExecutableLines());
            $xmlMetrics->setAttribute('coveredstatements', (string) $item->numberOfExecutedLines());
            $xmlMetrics->setAttribute('elements', (string) ($item->numberOfMethods() + $item->numberOfExecutableLines() + $item->numberOfExecutableBranches()));
            $xmlMetrics->setAttribute('coveredelements', (string) ($item->numberOfTestedMethods() + $item->numberOfExecutedLines() + $item->numberOfExecutedBranches()));
            $xmlFile->appendChild($xmlMetrics);

            if ($namespace === 'global') {
                $xmlProject->appendChild($xmlFile);
            } else {
                if (!isset($packages[$namespace])) {
                    $packages[$namespace] = $xmlDocument->createElement(
                        'package',
                    );

                    $packages[$namespace]->setAttribute('name', $namespace);
                    $xmlProject->appendChild($packages[$namespace]);
                }

                $packages[$namespace]->appendChild($xmlFile);
            }
        }

        $linesOfCode = $report->linesOfCode();

        $xmlMetrics = $xmlDocument->createElement('metrics');
        $xmlMetrics->setAttribute('files', (string) count($report));
        $xmlMetrics->setAttribute('loc', (string) $linesOfCode['linesOfCode']);
        $xmlMetrics->setAttribute('ncloc', (string) $linesOfCode['nonCommentLinesOfCode']);
        $xmlMetrics->setAttribute('classes', (string) $report->numberOfClassesAndTraits());
        $xmlMetrics->setAttribute('methods', (string) $report->numberOfMethods());
        $xmlMetrics->setAttribute('coveredmethods', (string) $report->numberOfTestedMethods());
        $xmlMetrics->setAttribute('conditionals', (string) $report->numberOfExecutableBranches());
        $xmlMetrics->setAttribute('coveredconditionals', (string) $report->numberOfExecutedBranches());
        $xmlMetrics->setAttribute('statements', (string) $report->numberOfExecutableLines());
        $xmlMetrics->setAttribute('coveredstatements', (string) $report->numberOfExecutedLines());
        $xmlMetrics->setAttribute('elements', (string) ($report->numberOfMethods() + $report->numberOfExecutableLines() + $report->numberOfExecutableBranches()));
        $xmlMetrics->setAttribute('coveredelements', (string) ($report->numberOfTestedMethods() + $report->numberOfExecutedLines() + $report->numberOfExecutedBranches()));
        $xmlProject->appendChild($xmlMetrics);

        $buffer = $xmlDocument->saveXML();

        if ($target !== null) {
            if (!str_contains($target, '://')) {
                Filesystem::createDirectory(dirname($target));
            }

            if (@file_put_contents($target, $buffer) === false) {
                throw new WriteOperationFailedException($target);
            }
        }

        return $buffer;
    }
}

.NET Framework

Project Request

ProjectC

Vehicle Maintenance

Movie Navigator

Customers Exchange

ATM

.NET Core

Mail Daemon

Custom

Buns of code

PHP

Mediabox

Loan Castle

Content Management

Laravel

Phone Check

Frontend

Forex Wall

Business projects

Certification Center

Amerikas Auto

Pet projects

Geolocation Assistant

Web Dynamics

Blackball

Good old times

DOS Clock

BrainOut

Airport Administrator

Atomizer

Mediabox