import { register, Wordlist } from './wordlist';

import { id } from '../utils/hash';

import { hexlify } from '../utils/bytes';
import { toUtf8Bytes, toUtf8String } from '../utils/utf8';

import * as errors from '../utils/errors';

const CheckId = "0xe561f52ac5f1fe957460337bc400302f30af56ac8da6adc7311efa89fbbc0777";

const data = [

    // 4-kana words
    'AQRASRAGBAGUAIRAHBAghAURAdBAdcAnoAMEAFBAFCBKFBQRBSFBCXBCDBCHBGFBEQBpBBpQBIkBHNBeOBgFBVCBhBBhNBmOBmRBiHBiFBUFBZDBvFBsXBkFBlcBjYBwDBMBBTBBTRBWBBWXXaQXaRXQWXSRXCFXYBXpHXOQXHRXhRXuRXmXXbRXlXXwDXTRXrCXWQXWGaBWaKcaYgasFadQalmaMBacAKaRKKBKKXKKjKQRKDRKCYKCRKIDKeVKHcKlXKjHKrYNAHNBWNaRNKcNIBNIONmXNsXNdXNnBNMBNRBNrXNWDNWMNFOQABQAHQBrQXBQXFQaRQKXQKDQKOQKFQNBQNDQQgQCXQCDQGBQGDQGdQYXQpBQpQQpHQLXQHuQgBQhBQhCQuFQmXQiDQUFQZDQsFQdRQkHQbRQlOQlmQPDQjDQwXQMBQMDQcFQTBQTHQrDDXQDNFDGBDGQDGRDpFDhFDmXDZXDbRDMYDRdDTRDrXSAhSBCSBrSGQSEQSHBSVRShYShkSyQSuFSiBSdcSoESocSlmSMBSFBSFKSFNSFdSFcCByCaRCKcCSBCSRCCrCGbCEHCYXCpBCpQCIBCIHCeNCgBCgFCVECVcCmkCmwCZXCZFCdRClOClmClFCjDCjdCnXCwBCwXCcRCFQCFjGXhGNhGDEGDMGCDGCHGIFGgBGVXGVEGVRGmXGsXGdYGoSGbRGnXGwXGwDGWRGFNGFLGFOGFdGFkEABEBDEBFEXOEaBEKSENBENDEYXEIgEIkEgBEgQEgHEhFEudEuFEiBEiHEiFEZDEvBEsXEsFEdXEdREkFEbBEbRElFEPCEfkEFNYAEYAhYBNYQdYDXYSRYCEYYoYgQYgRYuRYmCYZTYdBYbEYlXYjQYRbYWRpKXpQopQnpSFpCXpIBpISphNpdBpdRpbRpcZpFBpFNpFDpFopFrLADLBuLXQLXcLaFLCXLEhLpBLpFLHXLeVLhILdHLdRLoDLbRLrXIABIBQIBCIBsIBoIBMIBRIXaIaRIKYIKRINBINuICDIGBIIDIIkIgRIxFIyQIiHIdRIbYIbRIlHIwRIMYIcRIRVITRIFBIFNIFQOABOAFOBQOaFONBONMOQFOSFOCDOGBOEQOpBOLXOIBOIFOgQOgFOyQOycOmXOsXOdIOkHOMEOMkOWWHBNHXNHXWHNXHDuHDRHSuHSRHHoHhkHmRHdRHkQHlcHlRHwBHWcgAEgAggAkgBNgBQgBEgXOgYcgLXgHjgyQgiBgsFgdagMYgWSgFQgFEVBTVXEVKBVKNVKDVKYVKRVNBVNYVDBVDxVSBVSRVCjVGNVLXVIFVhBVhcVsXVdRVbRVlRhBYhKYhDYhGShxWhmNhdahdkhbRhjohMXhTRxAXxXSxKBxNBxEQxeNxeQxhXxsFxdbxlHxjcxFBxFNxFQxFOxFoyNYyYoybcyMYuBQuBRuBruDMuCouHBudQukkuoBulVuMXuFEmCYmCRmpRmeDmiMmjdmTFmFQiADiBOiaRiKRiNBiNRiSFiGkiGFiERipRiLFiIFihYibHijBijEiMXiWBiFBiFCUBQUXFUaRUNDUNcUNRUNFUDBUSHUCDUGBUGFUEqULNULoUIRUeEUeYUgBUhFUuRUiFUsXUdFUkHUbBUjSUjYUwXUMDUcHURdUTBUrBUrXUrQZAFZXZZaRZKFZNBZQFZCXZGBZYdZpBZLDZIFZHXZHNZeQZVRZVFZmXZiBZvFZdFZkFZbHZbFZwXZcCZcRZRBvBQvBGvBLvBWvCovMYsAFsBDsaRsKFsNFsDrsSHsSFsCXsCRsEBsEHsEfspBsLBsLDsIgsIRseGsbRsFBsFQsFSdNBdSRdCVdGHdYDdHcdVbdySduDdsXdlRdwXdWYdWcdWRkBMkXOkaRkNIkNFkSFkCFkYBkpRkeNkgBkhVkmXksFklVkMBkWDkFNoBNoaQoaFoNBoNXoNaoNEoSRoEroYXoYCoYbopRopFomXojkowXorFbBEbEIbdBbjYlaRlDElMXlFDjKjjSRjGBjYBjYkjpRjLXjIBjOFjeVjbRjwBnXQnSHnpFnLXnINnMBnTRwXBwXNwXYwNFwQFwSBwGFwLXwLDweNwgBwuHwjDwnXMBXMpFMIBMeNMTHcaQcNBcDHcSFcCXcpBcLXcLDcgFcuFcnXcwXccDcTQcrFTQErXNrCHrpFrgFrbFrTHrFcWNYWNbWEHWMXWTR',

    // 5-kana words
    'ABGHABIJAEAVAYJQALZJAIaRAHNXAHdcAHbRAZJMAZJRAZTRAdVJAklmAbcNAjdRAMnRAMWYAWpRAWgRAFgBAFhBAFdcBNJBBNJDBQKBBQhcBQlmBDEJBYJkBYJTBpNBBpJFBIJBBIJDBIcABOKXBOEJBOVJBOiJBOZJBepBBeLXBeIFBegBBgGJBVJXBuocBiJRBUJQBlXVBlITBwNFBMYVBcqXBTlmBWNFBWiJBWnRBFGHBFwXXKGJXNJBXNZJXDTTXSHSXSVRXSlHXCJDXGQJXEhXXYQJXYbRXOfXXeNcXVJFXhQJXhEJXdTRXjdXXMhBXcQTXRGBXTEBXTnQXFCXXFOFXFgFaBaFaBNJaBCJaBpBaBwXaNJKaNJDaQIBaDpRaEPDaHMFamDJalEJaMZJaFaFaFNBaFQJaFLDaFVHKBCYKBEBKBHDKXaFKXGdKXEJKXpHKXIBKXZDKXwXKKwLKNacKNYJKNJoKNWcKDGdKDTRKChXKGaRKGhBKGbRKEBTKEaRKEPTKLMDKLWRKOHDKVJcKdBcKlIBKlOPKFSBKFEPKFpFNBNJNJBQNBGHNBEPNBHXNBgFNBVXNBZDNBsXNBwXNNaRNNJDNNJENNJkNDCJNDVDNGJRNJiDNZJNNsCJNJFNNFSBNFCXNFEPNFLXNFIFQJBFQCaRQJEQQLJDQLJFQIaRQOqXQHaFQHHQQVJXQVJDQhNJQmEIQZJFQsJXQJrFQWbRDJABDBYJDXNFDXCXDXLXDXZDDXsJDQqXDSJFDJCXDEPkDEqXDYmQDpSJDOCkDOGQDHEIDVJDDuDuDWEBDJFgSBNDSBSFSBGHSBIBSBTQSKVYSJQNSJQiSJCXSEqXSJYVSIiJSOMYSHAHSHaQSeCFSepQSegBSHdHSHrFShSJSJuHSJUFSkNRSrSrSWEBSFaHSJFQSFCXSFGDSFYXSFODSFgBSFVXSFhBSFxFSFkFSFbBSFMFCADdCJXBCXaFCXKFCXNFCXCXCXGBCXEJCXYBCXLDCXIBCXOPCXHXCXgBCXhBCXiBCXlDCXcHCJNBCJNFCDCJCDGBCDVXCDhBCDiDCDJdCCmNCpJFCIaRCOqXCHCHCHZJCViJCuCuCmddCJiFCdNBCdHhClEJCnUJCreSCWlgCWTRCFBFCFNBCFYBCFVFCFhFCFdSCFTBCFWDGBNBGBQFGJBCGBEqGBpBGBgQGNBEGNJYGNkOGNJRGDUFGJpQGHaBGJeNGJeEGVBlGVKjGiJDGvJHGsVJGkEBGMIJGWjNGFBFGFCXGFGBGFYXGFpBGFMFEASJEAWpEJNFECJVEIXSEIQJEOqXEOcFEeNcEHEJEHlFEJgFEhlmEmDJEmZJEiMBEUqXEoSREPBFEPXFEPKFEPSFEPEFEPpFEPLXEPIBEJPdEPcFEPTBEJnXEqlHEMpREFCXEFODEFcFYASJYJAFYBaBYBVXYXpFYDhBYCJBYJGFYYbRYeNcYJeVYiIJYZJcYvJgYvJRYJsXYsJFYMYMYreVpBNHpBEJpBwXpQxFpYEJpeNDpJeDpeSFpeCHpHUJpHbBpHcHpmUJpiiJpUJrpsJuplITpFaBpFQqpFGBpFEfpFYBpFpBpFLJpFIDpFgBpFVXpFyQpFuFpFlFpFjDpFnXpFwXpJFMpFTBLXCJLXEFLXhFLXUJLXbFLalmLNJBLSJQLCLCLGJBLLDJLHaFLeNFLeSHLeCXLepFLhaRLZsJLsJDLsJrLocaLlLlLMdbLFNBLFSBLFEHLFkFIBBFIBXFIBaQIBKXIBSFIBpHIBLXIBgBIBhBIBuHIBmXIBiFIBZXIBvFIBbFIBjQIBwXIBWFIKTRIQUJIDGFICjQIYSRIINXIJeCIVaRImEkIZJFIvJRIsJXIdCJIJoRIbBQIjYBIcqXITFVIreVIFKFIFSFIFCJIFGFIFLDIFIBIJFOIFgBIFVXIJFhIFxFIFmXIFdHIFbBIJFrIJFWOBGBOQfXOOKjOUqXOfXBOqXEOcqXORVJOFIBOFlDHBIOHXiFHNTRHCJXHIaRHHJDHHEJHVbRHZJYHbIBHRsJHRkDHWlmgBKFgBSBgBCDgBGHgBpBgBIBgBVJgBuBgBvFgKDTgQVXgDUJgGSJgOqXgmUMgZIJgTUJgWIEgFBFgFNBgFDJgFSFgFGBgFYXgJFOgFgQgFVXgFhBgFbHgJFWVJABVQKcVDgFVOfXVeDFVhaRVmGdViJYVMaRVFNHhBNDhBCXhBEqhBpFhBLXhNJBhSJRheVXhhKEhxlmhZIJhdBQhkIJhbMNhMUJhMZJxNJgxQUJxDEkxDdFxSJRxplmxeSBxeCXxeGFxeYXxepQxegBxWVcxFEQxFLXxFIBxFgBxFxDxFZtxFdcxFbBxFwXyDJXyDlcuASJuDJpuDIBuCpJuGSJuIJFueEFuZIJusJXudWEuoIBuWGJuFBcuFKEuFNFuFQFuFDJuFGJuFVJuFUtuFdHuFTBmBYJmNJYmQhkmLJDmLJomIdXmiJYmvJRmsJRmklmmMBymMuCmclmmcnQiJABiJBNiJBDiBSFiBCJiBEFiBYBiBpFiBLXiBTHiJNciDEfiCZJiECJiJEqiOkHiHKFieNDiHJQieQcieDHieSFieCXieGFieEFieIHiegFihUJixNoioNXiFaBiFKFiFNDiFEPiFYXitFOitFHiFgBiFVEiFmXiFitiFbBiFMFiFrFUCXQUIoQUIJcUHQJUeCEUHwXUUJDUUqXUdWcUcqXUrnQUFNDUFSHUFCFUFEfUFLXUtFOZBXOZXSBZXpFZXVXZEQJZEJkZpDJZOqXZeNHZeCDZUqXZFBQZFEHZFLXvBAFvBKFvBCXvBEPvBpHvBIDvBgFvBuHvQNJvFNFvFGBvFIBvJFcsXCDsXLXsXsXsXlFsXcHsQqXsJQFsEqXseIFsFEHsFjDdBxOdNpRdNJRdEJbdpJRdhZJdnSJdrjNdFNJdFQHdFhNkNJDkYaRkHNRkHSRkVbRkuMRkjSJkcqDoSJFoEiJoYZJoOfXohEBoMGQocqXbBAFbBXFbBaFbBNDbBGBbBLXbBTBbBWDbGJYbIJHbFQqbFpQlDgQlOrFlVJRjGEBjZJRnXvJnXbBnEfHnOPDngJRnxfXnUJWwXEJwNpJwDpBwEfXwrEBMDCJMDGHMDIJMLJDcQGDcQpHcqXccqNFcqCXcFCJRBSBRBGBRBEJRBpQTBNFTBQJTBpBTBVXTFABTFSBTFCFTFGBTFMDrXCJrXLDrDNJrEfHrFQJrFitWNjdWNTR',

    // 6-kana words
    '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',

    // 7-kana words
    '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',

    // 8-kana words
    'BraFUtHBFSJFdbNBLJXVJQoYJNEBSJBEJfHSJHwXUJCJdAZJMGjaFVJXEJPNJBlEJfFiJFpFbFEJqIJBVJCrIBdHiJhOPFChvJVJZJNJWxGFNIFLueIBQJqUHEJfUFstOZJDrlXEASJRlXVJXSFwVJNJWD',

    // 9-kana words
    'QJEJNNJDQJEJIBSFQJEJxegBQJEJfHEPSJBmXEJFSJCDEJqXLXNJFQqXIcQsFNJFIFEJqXUJgFsJXIJBUJEJfHNFvJxEqXNJnXUJFQqD',

    // 10-kana words
    'IJBEJqXZJ'
];

// Maps each character into its kana value (the index)
const mapping = "~~AzB~X~a~KN~Q~D~S~C~G~E~Y~p~L~I~O~eH~g~V~hxyumi~~U~~Z~~v~~s~~dkoblPjfnqwMcRTr~W~~~F~~~~~Jt"

let words: Array<string> = null;

function hex(word: string) {
    return hexlify(toUtf8Bytes(word));
}

const KiYoKu = '0xe3818de38284e3818f';
const KyoKu = '0xe3818de38283e3818f'

let error: Error = null;
function loadWords() {
    if (words !== null) {
        if (error) { throw error; }
        return;
    }
    words = [];

    // Transforms for normalizing (sort is a not quite UTF-8)
    var transform: { [key: string]: string | boolean } = {};

    // Delete the diacritic marks
    transform[toUtf8String([227, 130, 154])] = false;
    transform[toUtf8String([227, 130, 153])] = false;

    // Some simple transforms that sort out most of the order
    transform[toUtf8String([227, 130, 133])] = toUtf8String([227, 130, 134]);
    transform[toUtf8String([227, 129, 163])] = toUtf8String([227, 129, 164]);
    transform[toUtf8String([227, 130, 131])] = toUtf8String([227, 130, 132]);
    transform[toUtf8String([227, 130, 135])] = toUtf8String([227, 130, 136]);


    // Normalize words using the transform
    function normalize(word: string) {
        var result = '';
        for (var i = 0; i < word.length; i++) {
            let kana = word[i];
            var target = transform[kana];
            if (target === false) { continue; }
            if (target) { kana = <string>target; }
            result += kana;
        }
        return result;
    }

    // Sort how the Japanese list is sorted
    function sortJapanese(a: string, b: string) {
        a = normalize(a);
        b = normalize(b);
        if (a < b) { return -1; }
        if (a > b) { return 1; }
        return 0;
    }

    // Load all the words
    for (let length = 3; length <= 9; length++) {
        let d = data[length - 3];
        for (let offset = 0; offset < d.length; offset += length) {
            let word = [];
            for (let i = 0; i < length; i++) {
                 let k = mapping.indexOf(d[offset + i]);
                 word.push(227);
                 word.push((k & 0x40) ? 130: 129);
                 word.push((k & 0x3f) + 128);
            }
            words.push(toUtf8String(word));
        }
    }
    words.sort(sortJapanese);

    // For some reason kyoku and kiyoku are flipped in node (!!).
    // The order SHOULD be:
    //   - kyoku
    //   - kiyoku

    if (hex(words[442]) === KiYoKu && hex(words[443]) === KyoKu) {
        let tmp = words[442];
        words[442] = words[443];
        words[443] = tmp;
    }

    let check = id(words.join('\n'));
    if (check !== CheckId) {
        error = new Error('Japanese Wordlist FAILED to load; your browser sort is broken; please contract support@ethers.io.');
        throw error;
    }
}

class LangJa extends Wordlist {
    constructor() {
        super('ja');
    }

    getWord(index: number): string {
        loadWords();
        return words[index];
    }

    getWordIndex(word: string): number {
        loadWords();
        return words.indexOf(word);
    }

    split(mnemonic: string): Array<string> {
        if (!mnemonic.normalize) {
            errors.throwError('Japanese is unsupported on this platform; missing String.prototype.normalize', errors.UNSUPPORTED_OPERATION, { operation: 'String.prototype.normalize' });
        }
        return mnemonic.split(/(?:\u3000| )+/g);
    }

    join(words: Array<string>): string {
        return words.join('\u3000');
    }
}

const langJa = new LangJa();
register(langJa);

export { langJa };