let proc = require('child_process');

const PROJECT_DIR = process.cwd();
process.env.PROJECT_DIR = PROJECT_DIR;

namespace('doc', function () {
  task('generate', ['doc:clobber'], function () {
    var cmd = '../node-jsdoc-toolkit/app/run.js -n -r=100 ' +
        '-t=../node-jsdoc-toolkit/templates/codeview -d=./doc/ ./lib';
    jake.logger.log('Generating docs ...');
    jake.exec([cmd], function () {
      jake.logger.log('Done.');
      complete();
    });
  }, {async: true});

  task('clobber', function () {
    var cmd = 'rm -fr ./doc/*';
    jake.exec([cmd], function () {
      jake.logger.log('Clobbered old docs.');
      complete();
    });
  }, {async: true});

});

desc('Generate docs for Jake');
task('doc', ['doc:generate']);

npmPublishTask('jake', function () {
  this.packageFiles.include([
    'Makefile',
    'jakefile.js',
    'README.md',
    'package.json',
    'usage.txt',
    'lib/**',
    'bin/**',
    'test/**'
    ]);
  this.packageFiles.exclude([
    'test/tmp'
  ]);
});

jake.Task['publish:package'].directory = PROJECT_DIR;

namespace('test', function () {

  let integrationTest = task('integration', async function () {
    let testArgs = [];
    if (process.env.filter) {
      testArgs.push(process.env.filter);
    }
    else {
      testArgs.push('*.js');
    }
    let spawned = proc.spawn(`${PROJECT_DIR}/node_modules/.bin/mocha`, testArgs, {
      stdio: 'inherit'
    });
    return new Promise((resolve, reject) => {
      spawned.on('exit', () => {
        resolve();
      });
    });

  });
  integrationTest.directory = `${PROJECT_DIR}/test/integration`;

  let integrationClobber = task('integrationClobber', function () {
    proc.execSync('rm -rf package.json pkg tmp_publish');
  });
  integrationClobber.directory = `${PROJECT_DIR}/test/integration`;

  let unitTest = task('unit', async function () {
    let testArgs = [];
    if (process.env.filter) {
      testArgs.push(process.env.filter);
    }
    else {
      testArgs.push('*.js');
    }
    let spawned = proc.spawn(`${PROJECT_DIR}/node_modules/.bin/mocha`, testArgs, {
      stdio: 'inherit'
    });
  });
  unitTest.directory = `${PROJECT_DIR}/test/unit`;

});

desc('Runs all tests');
task('test', ['test:unit', 'test:integration', 'test:integrationClobber']);

desc('Runs eslint for both lib and test directories');
task('lint', function (doFix) {

  let cmd = 'eslint --format codeframe "lib/**/*.js" "test/**/*.js"';
  if (doFix) {
    cmd += ' --fix';
  }
  try {
    proc.execSync(cmd);
  }
  catch (err) {
    console.log(err.message);
    console.log(err.stderr.toString());
    console.log(err.stdout.toString());
    fail('eslint failed');
  }
});