// Nice overview:
// http://www.adequatelygood.com/JavaScript-Module-Pattern-In-Depth.html

if (typeof AdiUserscriptLib != 'object')
(function(public){

	public.interpolate = function (s, a) {
		// Oh, well... http://stackoverflow.com/a/16804092
		for (var x in a) {
			var token = '{' + x + '}'
			var i = 0
			while ( (i = s.indexOf(token, i)) >= 0) s = s.replace(token, a[x])
		}
		return s
	}

	public.pad = function (x, len, char) {
		x = x.toString()
		while (x.length < len) x = char + x
		return x
	}

	public.bind3 = function (fn, arg1, arg2, arg3) {
		return function (a4,a5,a6) {
			return fn(arg1,arg2,arg3,a4,a5,a6)
		}
	}

	public.binder3 = function (fn, callback) {
		return function (arg1, arg2, arg3) {
			var bound = public.bind3(fn, arg1, arg2, arg3)
			if (callback) callback(bound)
		}
	}

	public.doWhenReady = function (fn) {
		$(document).ready(fn)
	}

	public.makeDoWhenReadyFn = function (fn) {
		return public.binder3(fn, public.doWhenReady)
	}

	public.addButton = (function () {

		var left = 12
		var top = 64
		var space = 32

		var makeDoAndRemoveFn = function (fn, el) {
			return function () {
				fn()
				el.text(el.text() + ' ✓')
			}
		}

		var fn = function (name, fn) {
			var el = $('<button>' + name + '</button>')
				.css('position', 'fixed')
				.css('top', top)
				.css('left', left)
				.css('z-index', 1000)
			el.click(makeDoAndRemoveFn(fn, el))
			$(document.body).append(el)
			top = top + space
		}

		return public.makeDoWhenReadyFn(fn)

	}())

}(AdiUserscriptLib = {}))