setup

#!/usr/bin/env php
<?php

/**
 * @author Marwan Al-Soltany <MarwanAlsoltany@gmail.com>
 * @copyright Marwan Al-Soltany 2021
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */


define('BLEND_REPO', 'https://raw.githubusercontent.com/MarwanAlsoltany/blend/master');
define('BLEND_SETUP', BLEND_REPO . '/bin/setup');
define('BLEND_SOURCE', BLEND_REPO . '/src/TaskRunner.php');


$setupFile = BLEND_SETUP;
$srcDir    = sprintf('%s/.blend', __DIR__);
$srcFile   = sprintf('%s/%s', $srcDir, basename(BLEND_SOURCE));
$exeFile   = sprintf('%s/blend', __DIR__);
$libFile   = BLEND_SOURCE;


$content = <<<PHP
#!/usr/bin/env php
<?php

/**
 * To uninstall Blend, delete the file "{$exeFile}" (this file)
 * and the source directory "{$srcDir}".
 */

require '{$srcFile}';

use MAKS\Blend\TaskRunner as Blend;


\$blend = new Blend([
    'php' => [
        './bin/*',
    ],
]);

\$blend->setName(Blend::NAME);
\$blend->setVersion(Blend::VERSION);

// these tasks are only for demonstration purposes
// you can freely delete/edit them to your needs

\$blend->addShellTask('ls', 'Lists the content of a directory.', 'ls', '-lash');

\$blend->addCallbackTask('whoami', null, function () {
    /** @var Blend \$this */
    \$this->say('@task');
});
\$blend->disableTask('whoami');

\$blend->addCallbackTask('blend:setup:remove', 'Removes Blend setup file if it exists.', function () {
    /** @var Blend \$this */
    \$setupFile = '{$setupFile}';
    \$setupFile = __DIR__ . '/' . basename(\$setupFile);
    file_exists(\$setupFile) && unlink(\$setupFile);
    \$this->say('Blend setup has been removed.');
});
\$blend->hideTask('blend:setup:remove');

\$blend->addCallbackTask('blend:install', 'Installs Blend.', function () {
    /** @var Blend \$this */
    \$setupFile = '{$setupFile}';
    \$this->exec("php -r \\"copy('{\$setupFile}', 'setup');\\"");
    \$this->exec('php setup');
    \$this->run('blend:setup:remove');
    \$this->say('Blend has been installed.');
});

\$blend->addCallbackTask('blend:uninstall', 'Uninstalls Blend.', function () {
    /** @var Blend \$this */
    \$srcFile = '{$srcFile}';
    unlink(\$srcFile);
    unlink(dirname(\$srcFile) . '/.gitignore');
    rmdir(dirname(\$srcFile));
    unlink(__FILE__);
    \$this->run('blend:setup:remove');
    \$this->say('Blend has been uninstalled.');
});

\$blend->addCallbackTask('blend:update', 'Updates Blend.', function () {
    /** @var Blend \$this */
    \$srcFile = '{$srcFile}';
    unlink(\$srcFile);
    \$this->run('blend:install');
    \$this->say('Blend has been updated.');
});

// \$blend->sort();
\$blend->start();
PHP;


write('');
write('Blend Task Runner Installer', 'C', 3);

write("Setting up Blend installation directory '{$srcDir}' ...", 'Y');

if (!is_dir($srcDir) && !mkdir($srcDir, 0744, true)) {
    write("\tCould not create the directory '{$srcDir}'!", 'R', 2);
    exit(1);
}

if (!file_exists($srcDir . '/.gitignore')) {
    file_put_contents($srcDir . '/.gitignore', '*' . PHP_EOL);
}

write("\tDone!", 'G', 2);


write("Fetching Blend source from '{$libFile}' and installing it ...", 'Y');

if (!is_file($srcFile) && !copy(BLEND_SOURCE, $srcFile)) {
    write("\tCould note create the file '{$srcFile}'!", 'R', 2);
    exit(1);
}

write("\tDone!", 'G', 2);


write('Creating Blend executable ...', 'Y');

if (!file_exists($exeFile)) {
    file_put_contents($exeFile, $content);
}

write("\tDone!", 'G', 2);


$setupFile = __FILE__;

write([
    "",
    "You may now delete the setup file\e[0m\e[36m {$setupFile}\e[0m",
    "",
    "Run: [php\e[31m blend\e[0m\e[32m help\e[0m] to get started.",
    "",
    "Check out the\e[31m blend\e[0m executable to get an idea of how blend works.",
    "",
    "",
    "",
]);

write('Blend has been installed successfully!', 'G', 2);



function write($text, ?string $style = null, int $newLine = 1) {
    $ansi = [
        'R' => "\e[31m%s\e[0m\n",
        'G' => "\e[32m%s\e[0m\n",
        'Y' => "\e[33m%s\e[0m\n",
        'B' => "\e[34m%s\e[0m\n",
        'M' => "\e[35m%s\e[0m\n",
        'C' => "\e[36m%s\e[0m\n",
        'W' => "\e[37m%s\e[0m\n",
    ];

    $format = "%s\n";

    $style = strtoupper(strval($style));

    if (isset($ansi[$style])) {
        $format = $ansi[$style];
    }

    if ($newLine > 1) {
        $format .= str_repeat("\n", $newLine - 1);
    }

    foreach ((array)$text as $line) {
        printf($format, $line);
    }
}