module.exports = function(grunt) {
    require('time-grunt')(grunt);

    var config = require('./.credentials.json');
    var branch = grunt.option('branch') || config.branch;
    var email = grunt.option('email') || config.email;
    var token = grunt.option('token') || config.token;
    var ptr = grunt.option('ptr') ? true : config.ptr;
    

    grunt.loadNpmTasks('grunt-screeps');
    grunt.loadNpmTasks('grunt-contrib-clean');
    grunt.loadNpmTasks('grunt-contrib-copy');
    grunt.loadNpmTasks('grunt-file-append');

    var current_date = new Date();

    grunt.log.subhead('Task start: ' + current_date.toLocaleString())
    grunt.log.writeln('Branch: ' + branch)

    grunt.initConfig({
        screeps: {
            options: {
                email: email,
                token: token,
                branch: branch,
                ptr: ptr
            },
            dist: {
                src: ['dist/*.js']
            }
        },

        clean: {
            'dist': ['dist']
        },
        
        copy: {  // Copy all source files into the dist folder, flattening the folder structure
            screeps: {
                files: [{
                    expand: true,
                    cwd: 'src/',
                    src: '**',
                    dest: 'dist/',
                    filter: 'isFile',
                    rename: function (dest, src) {
                        return dest + src.replace(/\//g, '_');
                    }
                }],
            }
        },

        file_append: {
            versioning: {
                files: [
                    {
                        append: "\nglobal.SCRIPT_VERSION = " + current_date.getTime() + "\n",
                        input: 'dist/version.js'
                    }
                ]
            }
        },
    })
    
    grunt.registerTask('default', ['clean', 'copy:screeps', 'file_append:versioning', 'screeps']);
}