Gruntfile.js

module.exports = function(grunt) {

	grunt.initConfig({
		dir: {
			src: 'src',
			dest: 'dist',
			demo: 'test/demo',
			src_flatpickr: 'node_modules/flatpickr/dist',
			bower_components: 'bower_components',
			node_modules: 'node_modules',
			css: 'it/designfuture/flatpickr/themes/',
			css_base: 'it/designfuture/flatpickr/themes/base/library.source.less',
			css_belize: 'it/designfuture/flatpickr/themes/sap_belize/library.source.less',
			sap_bluecrystal: 'it/designfuture/flatpickr/themes/sap_bluecrystal/library.source.less'
		},

		watch: {
			options: {
				livereload: true
			},
			css: {
				files: ['<%= dir.src %>/**/*.less', '<%= dir.src %>/**/*.css'],
				tasks: ['build']
			},
			js: {
				files: ['<%= dir.src %>/**/*.js', '<%= dir.src %>/**/*.xml', '<%= dir.src %>/**/*.json', '<%= dir.src %>/**/*.html', '<%= dir.src %>/**/*.properties'],
				tasks: ['build']
			}
		},

		copy: {
			main: {
				expand: true,
				cwd: '<%= dir.dest %>/',
				src: ['**'],
				dest: '<%= dir.demo %>/thirdparty/',
			},
		},

		clean: {
			dist: '<%= dir.dest %>/**'
		},

		eslint: {
            options: {
                configFile: './.eslintrc'
            },

            demo: ['<%= dir.demo %>']
        },

		connect: {
			options: {
				port: 8080,
				hostname: '*',
				livereload: true
			},
			src: {},
			dist: {}
		},

		openui5_connect: {
			options: {
				resources: [
					'<%= dir.bower_components %>/openui5-sap.ui.core/resources',
					'<%= dir.bower_components %>/openui5-sap.m/resources',
					'<%= dir.bower_components %>/openui5-sap.ui.layout/resources',
					'<%= dir.bower_components %>/openui5-themelib_sap_belize/resources',
				],
				testresources: [
					'<%= dir.bower_components %>/openui5-sap.ui.core/test-resources',
					'<%= dir.bower_components %>/openui5-sap.m/test-resources',
					'<%= dir.bower_components %>/openui5-sap.ui.layout/test-resources',
					'<%= dir.bower_components %>/openui5-themelib_sap_belize/test-resources'
				],
			},
			src: {
				options: {
					appresources: '<%= dir.demo %>'
				}
			},
			dist: {
				options: {
					appresources: '<%= dir.demo %>'
				}
			}
		},

		openui5_preload: {
		    library: {
		        options: {
		            resources: [
		                { cwd: '<%= dir.src %>' },
		                { cwd: '<%= dir.src_flatpickr %>', src: 'flatpickr.js', prefix: 'it/designfuture/flatpickr/3rdparty' }
		            ],
		            dest: '<%= dir.dest %>',
		            compatVersion: '1.44',
		            compress: false
		        },
		        libraries: 'it/designfuture/flatpickr'
		    }
		},

		openui5_theme: {
			library: {
				files: [
					{
						expand: true,
						cwd: '<%= dir.src %>',
						src: '**/themes/*/library.source.less',
						dest: '<%= dir.dest %>'
					}
				],
				options: {
					compiler: {
						compress: false
					},
					rootPaths: [
						'<%= dir.src %>',
						'<%= dir.node_modules %>'
					],
					library: {
						name: 'it.designfuture.flatpickr'
					}
				}
			}
		}
	});

	// These publins provide necessary tasks
	grunt.loadNpmTasks('grunt-contrib-connect');
	grunt.loadNpmTasks('grunt-contrib-clean');
	grunt.loadNpmTasks('grunt-contrib-copy');
	grunt.loadNpmTasks('grunt-openui5');
	grunt.loadNpmTasks('grunt-eslint');
    grunt.loadNpmTasks("grunt-contrib-watch");

	// Server task
	grunt.registerTask('serve', function(target) {
		grunt.task.run('openui5_connect:' + (target || 'src') );
		grunt.task.run('watch');
	});

	// Linting task
	grunt.registerTask('lint', ['eslint']);

	// Build task
	grunt.registerTask('build_theme', ['clean', 'openui5_theme']);

	// Build task
	grunt.registerTask('build', ['clean','openui5_theme', 'openui5_preload', 'copy']);

	// Default task
	grunt.registerTask('default', [
		'clean',
		'build',
		'serve'
	]);

};