"use strict";
/* --------------------------------------------------------------------------------------------
 * Copyright (c) Microsoft Corporation. All rights reserved.
 * Licensed under the MIT License. See License.txt in the project root for license information.
 * ------------------------------------------------------------------------------------------ */
Object.defineProperty(exports, "__esModule", { value: true });
const ral_1 = require("../common/ral");
const util_1 = require("util");
const disposable_1 = require("../common/disposable");
const messageBuffer_1 = require("../common/messageBuffer");
class MessageBuffer extends messageBuffer_1.AbstractMessageBuffer {
    constructor(encoding = 'utf-8') {
        super(encoding);
    }
    emptyBuffer() {
        return MessageBuffer.emptyBuffer;
    }
    fromString(value, encoding) {
        return Buffer.from(value, encoding);
    }
    toString(value, encoding) {
        if (value instanceof Buffer) {
            return value.toString(encoding);
        }
        else {
            return new util_1.TextDecoder(encoding).decode(value);
        }
    }
    asNative(buffer, length) {
        if (length === undefined) {
            return buffer instanceof Buffer ? buffer : Buffer.from(buffer);
        }
        else {
            return buffer instanceof Buffer ? buffer.slice(0, length) : Buffer.from(buffer, 0, length);
        }
    }
    allocNative(length) {
        return Buffer.allocUnsafe(length);
    }
}
MessageBuffer.emptyBuffer = Buffer.allocUnsafe(0);
class ReadableStreamWrapper {
    constructor(stream) {
        this.stream = stream;
    }
    onClose(listener) {
        this.stream.on('close', listener);
        return disposable_1.Disposable.create(() => this.stream.off('close', listener));
    }
    onError(listener) {
        this.stream.on('error', listener);
        return disposable_1.Disposable.create(() => this.stream.off('error', listener));
    }
    onEnd(listener) {
        this.stream.on('end', listener);
        return disposable_1.Disposable.create(() => this.stream.off('end', listener));
    }
    onData(listener) {
        this.stream.on('data', listener);
        return disposable_1.Disposable.create(() => this.stream.off('data', listener));
    }
}
class WritableStreamWrapper {
    constructor(stream) {
        this.stream = stream;
    }
    onClose(listener) {
        this.stream.on('close', listener);
        return disposable_1.Disposable.create(() => this.stream.off('close', listener));
    }
    onError(listener) {
        this.stream.on('error', listener);
        return disposable_1.Disposable.create(() => this.stream.off('error', listener));
    }
    onEnd(listener) {
        this.stream.on('end', listener);
        return disposable_1.Disposable.create(() => this.stream.off('end', listener));
    }
    write(data, encoding) {
        return new Promise((resolve, reject) => {
            const callback = (error) => {
                if (error === undefined || error === null) {
                    resolve();
                }
                else {
                    reject(error);
                }
            };
            if (typeof data === 'string') {
                this.stream.write(data, encoding, callback);
            }
            else {
                this.stream.write(data, callback);
            }
        });
    }
    end() {
        this.stream.end();
    }
}
const _ril = Object.freeze({
    messageBuffer: Object.freeze({
        create: (encoding) => new MessageBuffer(encoding)
    }),
    applicationJson: Object.freeze({
        encoder: Object.freeze({
            name: 'application/json',
            encode: (msg, options) => {
                try {
                    return Promise.resolve(Buffer.from(JSON.stringify(msg, undefined, 0), options.charset));
                }
                catch (err) {
                    return Promise.reject(err);
                }
            }
        }),
        decoder: Object.freeze({
            name: 'application/json',
            decode: (buffer, options) => {
                try {
                    if (buffer instanceof Buffer) {
                        return Promise.resolve(JSON.parse(buffer.toString(options.charset)));
                    }
                    else {
                        return Promise.resolve(JSON.parse(new util_1.TextDecoder(options.charset).decode(buffer)));
                    }
                }
                catch (err) {
                    return Promise.reject(err);
                }
            }
        })
    }),
    stream: Object.freeze({
        asReadableStream: (stream) => new ReadableStreamWrapper(stream),
        asWritableStream: (stream) => new WritableStreamWrapper(stream)
    }),
    console: console,
    timer: Object.freeze({
        setTimeout(callback, ms, ...args) {
            const handle = setTimeout(callback, ms, ...args);
            return { dispose: () => clearTimeout(handle) };
        },
        setImmediate(callback, ...args) {
            const handle = setImmediate(callback, ...args);
            return { dispose: () => clearImmediate(handle) };
        },
        setInterval(callback, ms, ...args) {
            const handle = setInterval(callback, ms, ...args);
            return { dispose: () => clearInterval(handle) };
        }
    })
});
function RIL() {
    return _ril;
}
(function (RIL) {
    function install() {
        ral_1.default.install(_ril);
    }
    RIL.install = install;
})(RIL || (RIL = {}));
exports.default = RIL;
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