/// <reference path="../../built/pxtlib.d.ts"/>
/// <reference path="../../built/pxtcompiler.d.ts"/>
/// <reference path="../../built/pxtpy.d.ts"/>
importScripts("/pxtworker.js");
let pm = postMessage;
// work around safari not providing bta
if (typeof btoa === "undefined") {
    // http://www.rise4fun.com/Bek/base64encode
    ts.pxtc.encodeBase64 = function (_input) {
        function _base64(_x) { return ((_x <= 0x19) ? (_x + 0x41) : ((_x <= 0x33) ? (_x + 0x47) : ((_x <= 0x3D) ? (_x - 0x4) : ((_x == 0x3E) ? 0x2B : 0x2F)))); }
        ;
        let result = new Array();
        let _q = 0x0;
        let _r = 0x0;
        for (let _i = 0; _i < _input.length; _i++) {
            let _x = _input.charCodeAt(_i);
            if ((_x > 0xFF)) {
                //throw { name: 'InvalidCharacter' };
                return undefined;
            }
            else if ((_q == 0x0)) {
                result.push(String.fromCharCode(_base64((_x >> 0x2))));
                _q = 0x1;
                _r = ((_x & 0x3) << 0x4);
            }
            else if ((_q == 0x1)) {
                result.push(String.fromCharCode(_base64((_r | (_x >> 0x4)))));
                _q = 0x2;
                _r = ((_x & 0xF) << 0x2);
            }
            else if ((_q == 0x2)) {
                result.push(String.fromCharCode(_base64((_r | (_x >> 0x6))), _base64((_x & 0x3F))));
                _q = 0x0;
                _r = 0x0;
            }
        }
        if ((_q == 0x1)) {
            result.push(String.fromCharCode(_base64(_r), 0x3D, 0x3D));
        }
        else if ((_q == 0x2)) {
            result.push(String.fromCharCode(_base64(_r), 0x3D));
        }
        return result.join('');
    };
}
// work around safari not providing atob
if (typeof atob === "undefined") {
    //http://www.rise4fun.com/Bek/Cbl
    ts.pxtc.decodeBase64 = function (_input) {
        function _D(_x) { return ((_x == 0x2F) ? 0x3F : ((_x == 0x2B) ? 0x3E : ((_x <= 0x39) ? (_x + 0x4) : ((_x <= 0x5A) ? (_x - 0x41) : (_x - 0x47))))); }
        ;
        function _Bits(m, n, c) {
            let mask = 0;
            for (let i = 0; i <= (m - n); i++) {
                mask = (mask << 1) + 1;
            }
            return (c >> n) & mask;
        }
        ;
        let result = new Array();
        let _q0 = true;
        let _q1 = false;
        let _q2 = false;
        let _q3 = false;
        let _q4 = false;
        let _q5 = false;
        let _r = 0x0;
        let rx = new RegExp("^([A-Za-z0-9+/=])$");
        for (let _i = 0; _i < _input.length; _i++) {
            let _x = _input.charCodeAt(_i);
            if ((!String.fromCharCode(_x).match(rx) || ((_x == 0x3D) && (_q0 || _q1)) || ((_x == 0x3D) && !(_r == 0x0)) || (!(_x == 0x3D) && _q4) || _q5)) {
                // throw { name: 'InvalidInput' };
                return undefined;
            }
            else if (_q0) {
                _r = (_D(_x) << 0x2);
                _q0 = false;
                _q1 = true;
                _q2 = false;
                _q3 = false;
                _q4 = false;
                _q5 = false;
            }
            else if (_q1) {
                result.push(String.fromCharCode((_r | _Bits(0x5, 0x4, _D(_x)))));
                _r = ((_D(_x) & 0xF) << 0x4);
                _q0 = false;
                _q1 = false;
                _q2 = true;
                _q3 = false;
                _q4 = false;
                _q5 = false;
            }
            else if (_q2) {
                if ((_x == 0x3D)) {
                    _r = 0x0;
                    _q0 = false;
                    _q1 = false;
                    _q2 = false;
                    _q3 = false;
                    _q4 = true;
                    _q5 = false;
                }
                else {
                    result.push(String.fromCharCode((_r | _Bits(0x5, 0x2, _D(_x)))));
                    _r = ((_D(_x) & 0x3) << 0x6);
                    _q0 = false;
                    _q1 = false;
                    _q2 = false;
                    _q3 = true;
                    _q4 = false;
                    _q5 = false;
                }
            }
            else if (_q3) {
                if ((_x == 0x3D)) {
                    _r = 0x0;
                    _q0 = false;
                    _q1 = false;
                    _q2 = false;
                    _q3 = false;
                    _q4 = false;
                    _q5 = true;
                }
                else {
                    result.push(String.fromCharCode((_r | _D(_x))));
                    _r = 0x0;
                    _q0 = true;
                    _q1 = false;
                    _q2 = false;
                    _q3 = false;
                    _q4 = false;
                    _q5 = false;
                }
            }
            else if (_q4) {
                _r = 0x0;
                _q0 = false;
                _q1 = false;
                _q2 = false;
                _q3 = false;
                _q4 = false;
                _q5 = true;
            }
        }
        if (!(_q0 || _q5)) {
            //throw { name: 'InvalidInput' };
            return undefined;
        }
        const r = result.join('');
        return r;
    };
}
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/startsWith
if (!String.prototype.startsWith) {
    Object.defineProperty(String.prototype, 'startsWith', {
        value: function (search, pos) {
            if (search === undefined || search == null)
                return false;
            pos = !pos || pos < 0 ? 0 : +pos;
            return this.substring(pos, pos + search.length) === search;
        }
    });
}
// Polyfill for Uint8Array.slice for IE and Safari
// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.slice
if (!Uint8Array.prototype.slice) {
    Object.defineProperty(Uint8Array.prototype, 'slice', {
        value: Array.prototype.slice,
        writable: true,
        enumerable: true
    });
}
if (!Uint16Array.prototype.slice) {
    Object.defineProperty(Uint16Array.prototype, 'slice', {
        value: Array.prototype.slice,
        writable: true,
        enumerable: true
    });
}
if (!Uint32Array.prototype.slice) {
    Object.defineProperty(Uint32Array.prototype, 'slice', {
        value: Array.prototype.slice,
        writable: true,
        enumerable: true
    });
}
// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.some
if (!Uint8Array.prototype.some) {
    Object.defineProperty(Uint8Array.prototype, 'some', {
        value: Array.prototype.some,
        writable: true,
        enumerable: true
    });
}
if (!Uint16Array.prototype.some) {
    Object.defineProperty(Uint16Array.prototype, 'some', {
        value: Array.prototype.some,
        writable: true,
        enumerable: true
    });
}
if (!Uint32Array.prototype.some) {
    Object.defineProperty(Uint32Array.prototype, 'some', {
        value: Array.prototype.some,
        writable: true,
        enumerable: true
    });
}
// https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.reverse
if (!Uint8Array.prototype.reverse) {
    Object.defineProperty(Uint8Array.prototype, 'reverse', {
        value: Array.prototype.reverse,
        writable: true,
        enumerable: true
    });
}
if (!Uint16Array.prototype.reverse) {
    Object.defineProperty(Uint16Array.prototype, 'reverse', {
        value: Array.prototype.reverse,
        writable: true,
        enumerable: true
    });
}
if (!Uint32Array.prototype.reverse) {
    Object.defineProperty(Uint32Array.prototype, 'reverse', {
        value: Array.prototype.reverse,
        writable: true,
        enumerable: true
    });
}
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/fill
if (!Uint8Array.prototype.fill) {
    Object.defineProperty(Uint8Array.prototype, 'fill', {
        writable: true,
        enumerable: true,
        value: function (value) {
            // Steps 1-2.
            if (this == null) {
                throw new TypeError('this is null or not defined');
            }
            let O = Object(this);
            // Steps 3-5.
            let len = O.length >>> 0;
            // Steps 6-7.
            let start = arguments[1];
            let relativeStart = start >> 0;
            // Step 8.
            let k = relativeStart < 0 ?
                Math.max(len + relativeStart, 0) :
                Math.min(relativeStart, len);
            // Steps 9-10.
            let end = arguments[2];
            let relativeEnd = end === undefined ?
                len : end >> 0;
            // Step 11.
            let final = relativeEnd < 0 ?
                Math.max(len + relativeEnd, 0) :
                Math.min(relativeEnd, len);
            // Step 12.
            while (k < final) {
                O[k] = value;
                k++;
            }
            // Step 13.
            return O;
        }
    });
}
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/find
if (!Array.prototype.find) {
    Object.defineProperty(Array.prototype, 'find', {
        writable: true,
        enumerable: true,
        value: function (predicate) {
            // 1. Let O be ? ToObject(this value).
            if (this == null) {
                throw new TypeError('"this" is null or not defined');
            }
            let o = Object(this);
            // 2. Let len be ? ToLength(? Get(O, "length")).
            const len = o.length >>> 0;
            // 3. If IsCallable(predicate) is false, throw a TypeError exception.
            if (typeof predicate !== 'function') {
                throw new TypeError('predicate must be a function');
            }
            // 4. If thisArg was supplied, let T be thisArg; else let T be undefined.
            const thisArg = arguments[1];
            // 5. Let k be 0.
            let k = 0;
            // 6. Repeat, while k < len
            while (k < len) {
                // a. Let Pk be ! ToString(k).
                // b. Let kValue be ? Get(O, Pk).
                // c. Let testResult be ToBoolean(? Call(predicate, T, « kValue, k, O »)).
                // d. If testResult is true, return kValue.
                const kValue = o[k];
                if (predicate.call(thisArg, kValue, k, o)) {
                    return kValue;
                }
                // e. Increase k by 1.
                k++;
            }
            // 7. Return undefined.
            return undefined;
        },
    });
}
// Inject Math imul polyfill
if (!Math.imul) {
    // for explanations see:
    // http://stackoverflow.com/questions/3428136/javascript-integer-math-incorrect-results (second answer)
    // (but the code below doesn't come from there; I wrote it myself)
    // TODO use Math.imul if available
    Math.imul = function (a, b) {
        const ah = (a >>> 16) & 0xffff;
        const al = a & 0xffff;
        const bh = (b >>> 16) & 0xffff;
        const bl = b & 0xffff;
        // the shift by 0 fixes the sign on the high part
        // the final |0 converts the unsigned value into a signed value
        return ((al * bl) + (((ah * bl + al * bh) << 16) >>> 0) | 0);
    };
}
// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign#Polyfill
if (typeof Object.assign != 'function') {
    // Must be writable: true, enumerable: false, configurable: true
    Object.defineProperty(Object, "assign", {
        value: function assign(target, varArgs) {
            'use strict';
            if (target == null) { // TypeError if undefined or null
                throw new TypeError('Cannot convert undefined or null to object');
            }
            let to = Object(target);
            for (let index = 1; index < arguments.length; index++) {
                let nextSource = arguments[index];
                if (nextSource != null) { // Skip over if undefined or null
                    for (let nextKey in nextSource) {
                        // Avoid bugs when hasOwnProperty is shadowed
                        if (Object.prototype.hasOwnProperty.call(nextSource, nextKey)) {
                            to[nextKey] = nextSource[nextKey];
                        }
                    }
                }
            }
            return to;
        },
        writable: true,
        configurable: true
    });
}
// https://stackoverflow.com/a/53327815
if (!Promise.prototype.finally) {
    Promise.prototype.finally = Promise.prototype.finally || {
        finally(fn) {
            const onFinally = (callback) => Promise.resolve(fn()).then(callback);
            return this.then(result => onFinally(() => result), reason => onFinally(() => Promise.reject(reason)));
        }
    }.finally;
}
onmessage = ev => {
    let res = pxtc.service.performOperation(ev.data.op, ev.data.arg);
    pm({
        op: ev.data.op,
        id: ev.data.id,
        result: JSON.parse(JSON.stringify(res))
    });
};
pm({
    id: "ready"
});