var requirejs = require("requirejs");
requirejs.config({
    nodeRequire: require
});

require = requirejs;

requirejs(["streamline/lib/callbacks/transform", "streamline/lib/callbacks/runtime"], function(transform, runtime) {
    "use strict";

    var __rt = runtime.runtime("test"),
        __func = __rt.__func,
        __cb = __rt.__cb,
        __trap = __rt.__trap;

    function streamline(js) {
        var streamlinejs = transform.transform(js, {
            noHelpers: true,
            lines: "ignore"
        });
        return new Function("data", "resolvePartial", "resolveVariable", "callback", "__func", "__cb", "__trap", streamlinejs);
    }

    function resolvePartial(name, callback) {
        var template = "";
        template += "var res = '';\n";
        template += "res += 'partial:" + name + "\n';\n";
        template += "callback(null, res);\n";
        var fn = streamline(template);
        callback(null, fn);
    }

    function resolveVariable(name, callback) {
        setTimeout(function() {
            callback(null, 'variable:' + name + '\n');
        }, 500);
    }

    var template = "";
    template += "var res = '';\n";
    template += "if (data.a && data.a > 0) {\n";
    template += "   setTimeout(_, 1000);\n";
    template += "   res += 'a > 0\n';\n";
    template += "   if (data.a === 1) {\n";
    template += "       res += 'a = 1\n';\n";
    template += "   }\n";
    template += "} else {\n";
    template += "   res += 'a < 0\n';\n";
    template += "}\n";
    template += "res += resolvePartial('test', _)(data, resolvePartial, resolveVariable, _);\n";
    template += "res += resolveVariable('test', _);\n";
    template += "res += 'bye!'\n";
    template += "callback(null, res);\n";

    var fn = streamline(template);
    var data = {a: 1};
    fn(data, resolvePartial, resolveVariable, function(err, res) {
        console.log("done:\n" + res);
    }, __func, __cb, __trap);
});