#!/usr/bin/env node

'use strict';

var parseOpts = require('minimist');
var objectKeys = require('object-keys');

var opts = parseOpts(process.argv.slice(2), {
    alias: { r: 'require', i: 'ignore' },
    string: ['require', 'ignore'],
    boolean: ['only'],
    default: { r: [], i: null, only: null }
});

if (typeof opts.only === 'boolean') {
    process.env.NODE_TAPE_NO_ONLY_TEST = !opts.only;
}

var cwd = process.cwd();

if (typeof opts.require === 'string') {
    opts.require = [opts.require];
}

var resolveModule;
opts.require.forEach(function (module) {
    var options = { basedir: cwd, extensions: objectKeys(require.extensions) };
    if (module) {
        if (!resolveModule) { resolveModule = require('resolve').sync; }
        // This check ensures we ignore `-r ""`, trailing `-r`, or other silly things the user might (inadvertently) be doing.
        require(resolveModule(module, options));
    }
});

var resolvePath = require('path').resolve;

var matcher;
if (typeof opts.ignore === 'string') {
    var readFileSync = require('fs').readFileSync;
    try {
        var ignoreStr = readFileSync(resolvePath(cwd, opts.ignore || '.gitignore'), 'utf-8');
    } catch (e) {
        console.error(e.message);
        process.exit(2);
    }
    var ignore = require('dotignore');
    matcher = ignore.createMatcher(ignoreStr);
}

var glob = require('glob');

var files = opts._.reduce(function (result, arg) {
    // If glob does not match, `files` will be an empty array.
    // Note: `glob.sync` may throw an error and crash the node process.
    var globFiles = glob.sync(arg);

    if (!Array.isArray(globFiles)) {
        throw new TypeError('unknown error: glob.sync("' + arg + '") did not return an array or throw. Please report this.');
    }

    return result.concat(globFiles);
}, []).filter(function (file) {
    return !matcher || !matcher.shouldIgnore(file);
}).map(function (file) {
    return resolvePath(cwd, file);
});

var hasImport = require('has-dynamic-import');

hasImport().then(function (hasSupport) {
    // the nextTick callback gets called outside the promise chain, avoiding
    // promises and unhandled rejections when only loading commonjs files
    process.nextTick(importFiles, hasSupport);
});

var tape = require('../');

function importFiles(hasSupport) {
    if (!hasSupport) {
        return files.forEach(function (x) { require(x); });
    }

    var importOrRequire = require('./import-or-require');

    tape.wait();

    var filesPromise = files.reduce(function (promise, file) {
        return promise ? promise.then(function () {
            return importOrRequire(file);
        }) : importOrRequire(file);
    }, null);

    return filesPromise ? filesPromise.then(function () { tape.run(); }) : tape.run();
}

// vim: ft=javascript