/* eslint-disable @typescript-eslint/ban-types */
// Type definitions for bsv 1.5.6
// Project: https://github.com/moneybutton/bsv
// Forked From: https://github.com/bitpay/bitcore-lib
// Definitions by: Lautaro Dragan <https://github.com/lautarodragan>
// Definitions extended by: David Case <https://github.com/shruggr>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped

// TypeScript Version: 3.0

/// <reference types="node" />

declare module '@scrypt-inc/bsv' {
    /**
     * Opcode class, representing opcodes used in Bitcoin Script
     * @constructor
     * @param {number} op_code
     * @class
     */
    class Opcode {
        /** 
         * An empty array of bytes is pushed onto the stack. (This is not a no-op: an item is added to the stack.)
         * @opcode {`0`} 
         * @hex {`0x00`} 
         * @input Nothing
         * @output empty
         * @static
         */
        static OP_0: number;
        /** 
         * The next byte contains the number of bytes to be pushed onto the stack.
         * @opcode {`76`} 
         * @hex {`0x4c`} 
         * @input special
         * @output data
         * @static
         */
        static OP_PUSHDATA1: number;
        /** 
         * The next two bytes contain the number of bytes to be pushed onto the stack in little endian order.
         * @opcode {`77`} 
         * @hex {`0x4d`} 
         * @input special
         * @output data
         * @static
         */
        static OP_PUSHDATA2: number;
        /** 
         * The next four bytes contain the number of bytes to be pushed onto the stack in little endian order.
         * @opcode {`78`} 
         * @hex {`0x4e`} 
         * @input special
         * @output data
         * @static
         */
        static OP_PUSHDATA4: number;
        /** 
         * The number -1 is pushed onto the stack.
         * @opcode {`79`} 
         * @hex {`0x4f`} 
         * @input Nothing
         * @output `-1`
         * @static
         */
        static OP_1NEGATE: number;
        /** 
         * Reserved words, Using an unassigned opcode makes the transaction invalid.
         * @opcode {`80`} 
         * @hex {`0x50`} 
         * @input Nothing
         * @output Nothing
         * @static
         */
        static OP_RESERVED: number;
        /** 
         * The number 1 is pushed onto the stack.
         * @opcode {`81`} 
         * @hex {`0x51`} 
         * @input Nothing
         * @output `1`
         * @static
         */
        static OP_TRUE: number;
        /** 
         * The number 1 is pushed onto the stack.
         * @opcode {`81`} 
         * @hex {`0x51`} 
         * @input Nothing
         * @output `1`
         * @static
         */
        static OP_1: number;
        /** 
         * The number in the word name 2 is pushed onto the stack.
         * @opcode {`82`} 
         * @hex {`0x52`} 
         * @input Nothing
         * @output `2`
         * @static
         */
        static OP_2: number;
        /** 
         * The number in the word name 3 is pushed onto the stack.
         * @opcode {`83`} 
         * @hex {`0x53`} 
         * @input Nothing
         * @output `3`
         * @static
         */
        static OP_3: number;
        /** 
         * The number in the word name 4 is pushed onto the stack.
         * @opcode {`84`} 
         * @hex {`0x54`} 
         * @input Nothing
         * @output `4`
         * @static
         */
        static OP_4: number;
        /** 
         * The number in the word name 5 is pushed onto the stack.
         * @opcode {`85`} 
         * @hex {`0x55`} 
         * @input Nothing
         * @output `5`
         * @static
         */
        static OP_5: number;
        /** 
         * The number in the word name 6 is pushed onto the stack.
         * @opcode {`86`} 
         * @hex {`0x56`} 
         * @input Nothing
         * @output `6`
         * @static
         */
        static OP_6: number;
        /** 
         * The number in the word name 7 is pushed onto the stack.
         * @opcode {`87`} 
         * @hex {`0x57`} 
         * @input Nothing
         * @output `7`
         * @static
         */
        static OP_7: number;
        /** 
         * The number in the word name 8 is pushed onto the stack.
         * @opcode {`88`} 
         * @hex {`0x58`} 
         * @input Nothing
         * @output `8`
         * @static
         */
        static OP_8: number;
        /** 
         * The number in the word name 9 is pushed onto the stack.
         * @opcode {`89`} 
         * @hex {`0x59`} 
         * @input Nothing
         * @output `9`
         * @static
         */
        static OP_9: number;
        /** 
         * The number in the word name 10 is pushed onto the stack.
         * @opcode {`90`} 
         * @hex {`0x5a`} 
         * @input Nothing
         * @output `10`
         * @static
         */
        static OP_10: number;
        /** 
         * The number in the word name 11 is pushed onto the stack.
         * @opcode {`91`} 
         * @hex {`0x5b`} 
         * @input Nothing
         * @output `11`
         * @static
         */
        static OP_11: number;
        /** 
         * The number in the word name 12 is pushed onto the stack.
         * @opcode {`92`} 
         * @hex {`0x5c`} 
         * @input Nothing
         * @output `12`
         * @static
         */
        static OP_12: number;
        /** 
         * The number in the word name 13 is pushed onto the stack.
         * @opcode {`93`} 
         * @hex {`0x5d`} 
         * @input Nothing
         * @output `13`
         * @static
         */
        static OP_13: number;
        /** 
         * The number in the word name 14 is pushed onto the stack.
         * @opcode {`94`} 
         * @hex {`0x5e`} 
         * @input Nothing
         * @output `14`
         * @static
         */
        static OP_14: number;
        /** 
         * The number in the word name 15 is pushed onto the stack.
         * @opcode {`95`} 
         * @hex {`0x5f`} 
         * @input Nothing
         * @output `15`
         * @static
         */
        static OP_15: number;
        /** 
         * The number in the word name 16 is pushed onto the stack.
         * @opcode {`96`} 
         * @hex {`0x60`} 
         * @input Nothing
         * @output `16`
         * @static
         */
        static OP_16: number;

        /** 
        * Does nothing.
        * @opcode {`97`} 
        * @hex {`0x61`} 
        * @input Nothing
        * @output Nothing
        * @static
        */
        static OP_NOP: number;

        /**
         * DISABLED.Puts the version of the protocol under which this transaction will be evaluated onto the stack.
         * @opcode {`99`} 
         * @hex {`0x62`} 
         * @input Nothing
         * @output Protocol version
         * @static
         */
        static OP_VER: number;
        /**
         * If the top stack value is TRUE, statement 1 is executed.
         * If the top stack value is FALSE and ELSE is used, statement 2 is executed. If ELSE is NOT used, the script jumps to ENDIF.
         * The top stack value is removed.
         * @opcode {`99`} 
         * @hex {`0x63`} 
         * @example
         * `[expression] IF
         *      [statement 1]
         * ENDIF`
         * OR
         * `[expression] IF
         *      [statement 1]
         *  ELSE
         *      [statement 2]
         * ENDIF`
         * @static
         */
        static OP_IF: number;
        /**
         * If the top stack value is FALSE, statement 1 is executed.
         * If the top stack value is TRUE and ELSE is used, statement 2 is executed. If ELSE is NOT used, the script jumps to ENDIF.
         * The top stack value is removed.
         * @opcode {`100`} 
         * @hex {`0x64`} 
         * @example
         * `[expression] NOTIF
         *      [statement 1]
         * ENDIF`
         * OR
         * `[expression] NOTIF
         *      [statement 1]
         *  ELSE
         *      [statement 2]
         * ENDIF`
         * @static
         */
        static OP_NOTIF: number;
        /**
         * DISABLED
         * @opcode {`101`} 
         * @hex {`0x65`} 
         * @static
         */
        static OP_VERIF: number;
        /**
         * DISABLED
         * @opcode {`102`} 
         * @hex {`0x66`} 
         * @static
         */
        static OP_VERNOTIF: number;
        /**
         * If the preceding IF or NOTIF check was not valid then statement 2 is executed.
         * @opcode {`103`} 
         * @hex {`0x67`} 
         * @example
         * `[expression] IF
         *      [statement 1]
         *  ELSE
         *      [statement 2]
         * ENDIF`
         * @static
         */
        static OP_ELSE: number;
        /**
         * Ends an if/else block. All blocks must end, or the transaction is invalid. An OP_ENDIF without a prior matching OP_IF or OP_NOTIF is also invalid.
         * @opcode {`104`} 
         * @hex {`0x68`} 
         * @example
         * `[expression] IF
         *      [statement 1]
         *  ELSE
         *      [statement 2]
         * ENDIF`
         * @static
         */
        static OP_ENDIF: number;
        /** 
         * Marks transaction as invalid if top stack value is not true. The top stack value is removed.
         * @opcode {`105`} 
         * @hex {`0x69`} 
         * @input True / false
         * @output Nothing / fail
         * @static
         */
        static OP_VERIFY: number;
        /** 
         * OP_RETURN can also be used to create "False Return" outputs with a scriptPubKey consisting of OP_FALSE OP_RETURN followed by data.
         * Such outputs are provably unspendable and should be given a value of zero Satoshis. These outputs can be pruned from storage 
         * in the UTXO set, reducing its size. After the Genesis upgrade in 2020 miners will be free to mine transactions 
         * containing FALSE RETURN outputs of any size.
         * @opcode {`106`} 
         * @hex {`0x6a`} 
         * @input Nothing
         * @output Ends script with top value on stack as final result
         * @static
         */
        static OP_RETURN: number;

        // stack ops

        /** 
         * Puts the input onto the top of the alt stack. Removes it from the main stack.
         * @opcode {`107`} 
         * @hex {`0x6b`} 
         * @input x1
         * @output (alt)x1
         * @static
         */
        static OP_TOALTSTACK: number;
        /** 
         * Puts the input onto the top of the main stack. Removes it from the alt stack.
         * @opcode {`108`} 
         * @hex {`0x6c`} 
         * @input (alt)x1
         * @output x1
         * @static
         */
        static OP_FROMALTSTACK: number;
        /** 
         * Removes the top two stack items.
         * @opcode {`109`} 
         * @hex {`0x6d`} 
         * @input x1 x2
         * @output Nothing
         * @static
         */
        static OP_2DROP: number;
        /** 
         * Duplicates the top two stack items.
         * @opcode {`110`} 
         * @hex {`0x6e`} 
         * @input x1 x2
         * @output x1 x2 x1 x2
         * @static
         */
        static OP_2DUP: number;
        /** 
         * Duplicates the top three stack items.
         * @opcode {`111`} 
         * @hex {`0x6f`} 
         * @input x1 x2 x3
         * @output x1 x2 x3 x1 x2 x3
         * @static
         */
        static OP_3DUP: number;
        /** 
         * Copies the pair of items two spaces back in the stack to the front.
         * @opcode {`112`} 
         * @hex {`0x70`} 
         * @input x1 x2 x3 x4
         * @output x1 x2 x3 x4 x1 x2
         * @static
         */
        static OP_2OVER: number;
        /** 
         * The fifth and sixth items back are moved to the top of the stack.
         * @opcode {`113`} 
         * @hex {`0x71`} 
         * @input x1 x2 x3 x4 x5 x6
         * @output x3 x4 x5 x6 x1 x2
         * @static
         */
        static OP_2ROT: number;
        /** 
         * Swaps the top two pairs of items.
         * @opcode {`114`} 
         * @hex {`0x72`} 
         * @input x1 x2 x3 x4
         * @output x3 x4 x1 x2
         * @static
         */
        static OP_2SWAP: number;
        /** 
         * If the top stack value is not 0, duplicate it.
         * @opcode {`115`} 
         * @hex {`0x73`} 
         * @input x
         * @output x / x x
         * @static
         */
        static OP_IFDUP: number;
        /** 
         * Counts the number of stack items onto the stack and places the value on the top
         * @opcode {`116`} 
         * @hex {`0x74`} 
         * @input Nothing
         * @output Stack size
         * @static
         */
        static OP_DEPTH: number;
        /** 
         * Removes the top stack item.
         * @opcode {`117`} 
         * @hex {`0x75`} 
         * @input x
         * @output Nothing
         * @static
         */
        static OP_DROP: number;
        /** 
         * Removes the top stack item.
         * @opcode {`118`} 
         * @hex {`0x76`} 
         * @input x
         * @output x x
         * @static
         */
        static OP_DUP: number;
        /** 
         * Removes the second-to-top stack item.
         * @opcode {`119`} 
         * @hex {`0x77`} 
         * @input x1 x2
         * @output x2
         * @static
         */
        static OP_NIP: number;
        /** 
         * Copies the second-to-top stack item to the top.
         * @opcode {`120`} 
         * @hex {`0x78`} 
         * @input x1 x2
         * @output x1 x2 x1
         * @static
         */
        static OP_OVER: number;
        /** 
         * The item `n` back in the stack is copied to the top.
         * @opcode {`121`} 
         * @hex {`0x79`} 
         * @input xn ... x2 x1 x0 {n}
         * @output 	xn ... x2 x1 x0 xn
         * @static
         */
        static OP_PICK: number;
        /** 
         * The item `n` back in the stack is copied to the top.
         * @opcode {`122`} 
         * @hex {`0x7a`} 
         * @input xn ... x2 x1 x0 {n}
         * @output ... x2 x1 x0 xn
         * @static
         */
        static OP_ROLL: number;
        /** 
         * The top three items on the stack are rotated to the left.
         * @opcode {`123`} 
         * @hex {`0x7b`} 
         * @input x1 x2 x3
         * @output x2 x3 x1
         * @static
         */
        static OP_ROT: number;
        /** 
         * The top two items on the stack are swapped.
         * @opcode {`124`} 
         * @hex {`0x7c`} 
         * @input x1 x2
         * @output x2 x1
         * @static
         */
        static OP_SWAP: number;
        /** 
         * The item at the top of the stack is copied and inserted before the second-to-top item.
         * @opcode {`125`} 
         * @hex {`0x7d`} 
         * @input x1 x2
         * @output x2 x1 x2
         * @static
         */
        static OP_TUCK: number;

        // splice ops
        static OP_CAT: number;
        static OP_SPLIT: number;
        static OP_NUM2BIN: number;
        static OP_BIN2NUM: number;
        static OP_SIZE: number;

        // bit logic
        static OP_INVERT: number;
        static OP_AND: number;
        static OP_OR: number;
        static OP_XOR: number;
        static OP_EQUAL: number;
        static OP_EQUALVERIFY: number;
        static OP_RESERVED1: number;
        static OP_RESERVED2: number;

        // numeric
        static OP_1ADD: number;
        static OP_1SUB: number;
        static OP_2MUL: number;
        static OP_2DIV: number;
        static OP_NEGATE: number;
        static OP_ABS: number;
        static OP_NOT: number;
        static OP_0NOTEQUAL: number;

        static OP_ADD: number;
        static OP_SUB: number;
        static OP_MUL: number;
        static OP_DIV: number;
        static OP_MOD: number;
        static OP_LSHIFT: number;
        static OP_RSHIFT: number;

        static OP_BOOLAND: number;
        static OP_BOOLOR: number;
        static OP_NUMEQUAL: number;
        static OP_NUMEQUALVERIFY: number;
        static OP_NUMNOTEQUAL: number;
        static OP_LESSTHAN: number;
        static OP_GREATERTHAN: number;
        static OP_LESSTHANOREQUAL: number;
        static OP_GREATERTHANOREQUAL: number;
        static OP_MIN: number;
        static OP_MAX: number;

        static OP_WITHIN: number;

        // crypto
        static OP_RIPEMD160: number;
        static OP_SHA1: number;
        static OP_SHA256: number;
        static OP_HASH160: number;
        static OP_HASH256: number;
        static OP_CODESEPARATOR: number;
        static OP_CHECKSIG: number;
        static OP_CHECKSIGVERIFY: number;
        static OP_CHECKMULTISIG: number;
        static OP_CHECKMULTISIGVERIFY: number;

        static OP_CHECKLOCKTIMEVERIFY: number;
        static OP_CHECKSEQUENCEVERIFY: number;

        // expansion
        static OP_NOP1: number;
        static OP_NOP2: number;
        static OP_NOP3: number;
        static OP_NOP4: number;
        static OP_NOP5: number;
        static OP_NOP6: number;
        static OP_NOP7: number;
        static OP_NOP8: number;
        static OP_NOP9: number;
        static OP_NOP10: number;

        // template matching params
        static OP_PUBKEYHASH: number;
        static OP_PUBKEY: number;
        static OP_INVALIDOPCODE: number;

        constructor(op_code: number);
    }

    export namespace encoding {
        class Base58 { }
        class Base58Check { }
        class BufferReader {
            constructor(buf: Buffer);
            read(len: number): Buffer;
            readUInt8(): number;
            readUInt16BE(): number;
            readUInt16LE(): number;
            readUInt32BE(): number;
            readUInt32LE(): number;
            readInt32LE(): number;
            readUInt64BEBN(): number;
            readUInt64LEBN(): number;
            readVarintNum(): number;
            readVarLengthBuffer(): Buffer;
            readVarintBuf(): Buffer;
            readVarintBN(): crypto.BN;
            reverse(): this;
            readReverse(len?: number): Buffer;
            readAll(): Buffer;
            eof(): boolean;
            remaining(): number;
            pos: number;
        }
        class BufferWriter {
            write(buf: Buffer): this;
            writeUInt8(n: number): this;
            writeUInt16BE(n: number): this;
            writeUInt16LE(n: number): this;
            writeUInt32BE(n: number): this;
            writeUInt32LE(n: number): this;
            writeInt32LE(n: number): this;
            writeUInt64BEBN(n: number): this;
            writeUInt64LEBN(n: number): this;
            writeVarintNum(n: number): this;
            writeVarintBN(n: crypto.BN): this;
            writeReverse(buf: Buffer): this;
            toBuffer(): Buffer;
        }
        class Varint { }
    }

    export namespace crypto {
        interface IOpts {
            endian: 'big' | 'little';
            size?: number;
        }

        type Endianness = "le" | "be";

        class BN {
            constructor(
                number: number | bigint | string | number[] | ReadonlyArray<number> | Buffer | BN,
                base?: number,
                endian?: Endianness,
            );

            static Zero: BN;
            static One: BN;
            static Minus1: BN;

            clone(): BN;
            toString(base?: number | 'hex', length?: number): string;
            toNumber(): number;
            toJSON(): string;
            toArray(endian?: Endianness, length?: number): number[];
            toBuffer(opts?: IOpts): Buffer;
            bitLength(): number;
            zeroBits(): number;
            byteLength(): number;
            isNeg(): boolean;
            isEven(): boolean;
            isOdd(): boolean;
            isZero(): boolean;
            isBN(): boolean;
            cmp(b: any): number;
            lt(b: any): boolean;
            lte(b: any): boolean;
            gt(b: any): boolean;
            gte(b: any): boolean;
            eq(b: any): boolean;
            eqn(b: any): boolean;
            gten(b: any): boolean;
            lten(b: any): boolean;
            isBN(b: any): boolean;

            neg(): BN;
            abs(): BN;
            add(b: BN): BN;
            sub(b: BN): BN;
            mul(b: BN): BN;
            sqr(): BN;
            pow(b: BN): BN;
            div(b: BN): BN;
            mod(b: BN): BN;
            divRound(b: BN): BN;

            or(b: BN): BN;
            and(b: BN): BN;
            xor(b: BN): BN;
            setn(b: number): BN;
            shln(b: number): BN;
            shrn(b: number): BN;
            testn(b: number): boolean;
            maskn(b: number): BN;
            bincn(b: number): BN;
            notn(w: number): BN;

            gcd(b: BN): BN;
            egcd(b: BN): { a: BN; b: BN; gcd: BN };
            invm(b: BN): BN;
            static fromSM(buf: Buffer, opts?: IOpts): BN;
            neg(): BN;
            add(one: BN): BN;
            toSM(opts?: IOpts): Buffer;
            toNumber(): number;
            static fromBuffer(buf: Buffer, opts?: IOpts): BN;
            static fromNumber(n: number): BN;
            static fromHex(hex: string, opts?: IOpts): BN;
            static fromString(hex: string, base?: number): BN;
        }

        namespace ECDSA {
            function sign(message: Buffer, key: PrivateKey): Signature;
            function verify(
                hashbuf: Buffer,
                sig: Signature,
                pubkey: PublicKey,
                endian?: 'little'
            ): boolean;
        }

        namespace Hash {
            function sha1(buffer: Buffer): Buffer;
            function sha256(buffer: Buffer): Buffer;
            function sha256sha256(buffer: Buffer): Buffer;
            function sha256ripemd160(buffer: Buffer): Buffer;
            function sha512(buffer: Buffer): Buffer;
            function ripemd160(buffer: Buffer): Buffer;

            function sha256hmac(data: Buffer, key: Buffer): Buffer;
            function sha512hmac(data: Buffer, key: Buffer): Buffer;
        }

        namespace Random {
            function getRandomBuffer(size: number): Buffer;
        }

        class Point {
            static fromX(odd: boolean, x: crypto.BN | string): Point;
            static getG(): any;
            static getN(): crypto.BN;
            getX(): crypto.BN;
            getY(): crypto.BN;
            validate(): this;
            mul(n: crypto.BN): Point;
        }

        class Signature {
            static fromDER(sig: Buffer): Signature;
            static fromTxFormat(buf: Buffer): Signature;
            static fromString(data: string): Signature;
            static SIGHASH_ALL: number;
            static SIGHASH_NONE: number;
            static SIGHASH_SINGLE: number;
            static SIGHASH_FORKID: number;
            static SIGHASH_ANYONECANPAY: number;

            static ALL: number;
            static NONE: number;
            static SINGLE: number;
            static ANYONECANPAY_ALL: number;
            static ANYONECANPAY_NONE: number;
            static ANYONECANPAY_SINGLE: number;

            nhashtype: number;
            toString(): string;
            toBuffer(): Buffer;
            toDER(): Buffer;
            hasDefinedHashtype(): boolean;
            static isTxDER(buf: Buffer): boolean;
            hasLowS(): boolean;
            toTxFormat(): Buffer;
        }
    }

    export namespace Transaction {
        interface IUnspentOutput {
            address?: string;
            txId: string;
            outputIndex: number;
            script: string;
            satoshis: number;
        }
        class UnspentOutput {
            static fromObject(o: IUnspentOutput): UnspentOutput;
            constructor(data: IUnspentOutput);
            inspect(): string;
            toObject(): IUnspentOutput;
            toString(): string;
        }

        class Output {
            readonly script: Script;
            readonly satoshis: number;
            readonly satoshisBN: crypto.BN;
            spentTxId: string | null;
            constructor(data: {
                script: Script,
                satoshis: number
            });

            setScript(script: Script | string | Buffer): this;
            inspect(): string;
            toObject(): { satoshis: number; script: string };
            getSize(): number;
            toBufferWriter(writer?: encoding.BufferWriter): encoding.BufferWriter;
            static fromBufferReader(reader: encoding.BufferReader): Output
        }

        class Input {
            readonly prevTxId: Buffer;
            readonly outputIndex: number;
            sequenceNumber: number;
            readonly script: Script;
            output?: Output;
            constructor(params: object);
            isValidSignature(tx: Transaction, sig: any): boolean;
            setScript(script: Script): this;
            getSignatures(tx: Transaction, privateKey: PrivateKey, inputIndex: number, sigtype?: number): any;
            getPreimage(tx: Transaction, inputIndex: number, sigtype?: number, isLowS?: boolean, csIdx?: number): any;
        }


        namespace Input {
            class PublicKeyHash extends Input {

            }
        }




        class Signature {
            constructor(arg: Signature | string | object);

            signature: crypto.Signature;
            publicKey: PublicKey;
            prevTxId: Buffer;
            outputIndex: number;
            inputIndex: number;
            sigtype: number;
        }

        namespace Sighash {
            function sighashPreimage(
                transaction: Transaction,
                sighashType: number,
                inputNumber: number,
                subscript: Script,
                satoshisBN: crypto.BN,
                flags?: number,
                hashCache?: HashCache
            ): Buffer;
            function sighash(
                transaction: Transaction,
                sighashType: number,
                inputNumber: number,
                subscript: Script,
                satoshisBN: crypto.BN,
                flags?: number,
                hashCache?: HashCache
            ): Buffer;
            function sign(
                transaction: Transaction,
                privateKey: PrivateKey,
                sighashType: number,
                inputIndex: number,
                subscript: Script,
                satoshisBN: crypto.BN,
                flags?: number,
                hashCache?: HashCache
            ): crypto.Signature;
            function verify(
                transaction: Transaction,
                signature: Signature,
                publicKey: PublicKey,
                inputIndex: number,
                subscript: Script,
                satoshisBN: crypto.BN,
                flags?: number,
                hashCache?: HashCache
            ): boolean;
        }
    }

    export class Transaction {
        static DUMMY_PRIVATEKEY: PrivateKey;
        inputs: Transaction.Input[];
        outputs: Transaction.Output[];
        readonly id: string;
        readonly hash: string;
        readonly inputAmount: number;
        readonly outputAmount: number;
        nid: string;
        nLockTime: number;

        constructor(raw?: string);

        from(
            utxos: Transaction.IUnspentOutput | Transaction.IUnspentOutput[]
        ): this;
        fromString(rawTxHex: string): this;
        fromBuffer(buffer: Buffer): this;
        to(address: Address[] | Address | string, amount: number): this;
        change(address: Address | string): this;
        fee(amount: number): this;
        feePerKb(amount: number): this;
        sign(
            privateKey: PrivateKey[] | string[] | PrivateKey | string,
            sigtype?: number
        ): this;
        applySignature(sig: { inputIndex: number, sigtype: number, publicKey: PublicKey, signature: crypto.Signature }): this;
        verifySignature(sig: crypto.Signature, pubkey: PublicKey, nin: number, subscript: Script, satoshisBN: crypto.BN, flags: number): boolean;
        addInput(
            input: Transaction.Input,
            outputScript?: Script | string,
            satoshis?: number
        ): this;
        removeInput(txId: string, outputIndex: number): void;
        addOutput(output: Transaction.Output): this;
        addData(value: Buffer | string): this;
        lockUntilDate(time: Date | number): this;
        lockUntilBlockHeight(height: number): this;

        hasWitnesses(): boolean;
        getFee(): number;
        getChangeOutput(): Transaction.Output | null;
        getChangeAddress(): Address | null;
        getLockTime(): Date | number;
        setLockTime(t: number): this;

        verify(): string | true;
        isCoinbase(): boolean;

        enableRBF(): this;
        isRBF(): boolean;

        inspect(): string;
        serialize(opts?: object): string;
        uncheckedSerialize(): string;

        toObject(): any;
        toBuffer(): Buffer;

        isFullySigned(): boolean;

        getSerializationError(opts?: object): any;

        getUnspentValue(): number;
        setInputScript(inputIndex: number | {
            inputIndex: number,
            privateKey?: PrivateKey | Array<PrivateKey>,
            sigtype?: number,
            isLowS?: boolean
        }, unlockingScript: Script | ((tx: Transaction, outputInPrevTx: Transaction.Output) => Script)): this;
        setInputScriptAsync(inputIndex: number | {
            inputIndex: number,
            sigtype?: number,
            isLowS?: boolean
        }, callback: (tx: Transaction, outputInPrevTx: Transaction.Output) => Promise<Script>): Promise<this>;
        setInputSequence(inputIndex: number, sequence: number): this;
        setOutput(outputIndex: number, output: Transaction.Output | ((tx: Transaction) => Transaction.Output)): this;
        seal(): this;
        sealAsync(): Promise<this>;
        isSealed(): boolean;
        getChangeAmount(): number;
        getEstimateSize(): number;
        getEstimateFee(): number;
        checkFeeRate(feePerKb?: number): boolean;
        prevouts(): string;
        getSignature(inputIndex: number, privateKey?: PrivateKey | Array<PrivateKey>, sigtype?: number): string | Array<string>;
        getPreimage(inputIndex: number, sigtype?: number, isLowS?: boolean, csIdx?: number): string;
        addInputFromPrevTx(prevTx: Transaction, outputIndex?: number): this;
        addDummyInput(script: Script, satoshis: number): this;
        dummyChange(): this;
        /**
         * @deprecated please use `verifyScript` instead
         * @param inputIndex 
         */
        verifyInputScript(inputIndex: number): {
            success: boolean,
            error: string,
            failedAt: any
        };
        verifyScript(inputIndex: number): {
            success: boolean,
            error: string,
            failedAt: any
        };
        getInputAmount(inputIndex: number): number;
        getOutputAmount(outputIndex: number): number;
    }

    export class ECIES {
        constructor(opts?: any, algorithm?: string);

        privateKey(privateKey: PrivateKey): ECIES;
        publicKey(publicKey: PublicKey): ECIES;
        encrypt(message: string | Buffer): Buffer;
        decrypt(encbuf: Buffer): Buffer;
    }
    export class Block {
        hash: string;
        height: number;
        transactions: Transaction[];
        header: {
            time: number;
            prevHash: string;
        };

        constructor(data: Buffer | object);
    }

    export class PrivateKey {
        constructor(key?: string | PrivateKey, network?: Networks.Type);

        readonly bn: crypto.BN;

        readonly publicKey: PublicKey;
        readonly compressed: boolean;
        readonly network: Networks.Network;

        toAddress(network?: Networks.Type): Address;
        toPublicKey(): PublicKey;
        toString(): string;
        toObject(): object;
        toJSON(): object;
        toWIF(): string;
        toHex(): string;
        toBigNumber(): any; //BN;
        toBuffer(): Buffer;
        inspect(): string;

        static fromString(str: string): PrivateKey;
        static fromWIF(str: string): PrivateKey;
        static fromRandom(netowrk?: string | Networks.Type): PrivateKey;
        static fromBuffer(buf: Buffer, network: Networks.Type): PrivateKey;
        static fromHex(hex: string, network: Networks.Type): PrivateKey;
        static getValidationError(data: string): any | null;
        static isValid(data: string): boolean;
    }

    export class PublicKey {
        constructor(source: string | PublicKey | crypto.Point, extra?: object);

        readonly point: crypto.Point;
        readonly compressed: boolean;
        readonly network: Networks.Network;

        toDER(): Buffer;
        toObject(): object;
        toBuffer(): Buffer;
        toAddress(network?: Networks.Type): Address;
        toString(): string;
        toHex(): string;
        inspect(): string;

        static fromPrivateKey(privateKey: PrivateKey): PublicKey;
        static fromBuffer(buf: Buffer, strict?: boolean): PublicKey;
        static fromDER(buf: Buffer, strict?: boolean): PublicKey;
        //static fromPoint(point: Point, compressed: boolean): PublicKey;
        //static fromX(odd: boolean, x: Point): PublicKey;
        static fromString(str: string): PublicKey;
        static fromHex(hex: string): PublicKey;
        static getValidationError(data: string): any | null;
        static isValid(data: string): boolean;
    }

    export class Message {
        constructor(message: string | Buffer);

        readonly messageBuffer: Buffer;

        sign(privateKey: PrivateKey): string;
        verify(address: string | Address, signature: string): boolean;
        toObject(): object;
        toJSON(): string;
        toString(): string;
        inspect(): string;

        static sign(message: string | Buffer, privateKey: PrivateKey): string;
        static verify(
            message: string | Buffer,
            address: string | Address,
            signature: string
        ): boolean;
        static MAGIC_BYTES: Buffer;
        static magicHash(): string;
        static fromString(str: string): Message;
        static fromJSON(json: string): Message;
        static fromObject(obj: object): Message;
    }

    export class Mnemonic {
        constructor(data: string | Array<string>, wordList?: Array<string>);

        readonly wordList: Array<string>;
        readonly phrase: string;

        toSeed(passphrase?: string): Buffer;
        toHDPrivateKey(passphrase: string, network: Networks.Type): HDPrivateKey;
        toString(): string;
        inspect(): string;

        static fromRandom(wordlist?: Array<string>): Mnemonic;
        static fromString(mnemonic: string, wordList?: Array<string>): Mnemonic;
        static isValid(mnemonic: string, wordList?: Array<string>): boolean;
        static fromSeed(seed: Buffer, wordlist: Array<string>): Mnemonic;
    }

    export class HDPrivateKey {
        constructor(data?: string | Buffer | object);

        readonly hdPublicKey: HDPublicKey;

        readonly xprivkey: Buffer;
        readonly xpubkey: Buffer;
        readonly network: Networks.Network;
        readonly depth: number;
        readonly privateKey: PrivateKey;
        readonly publicKey: PublicKey;
        readonly fingerPrint: Buffer;

        derive(arg: string | number, hardened?: boolean): HDPrivateKey;
        deriveChild(arg: string | number, hardened?: boolean): HDPrivateKey;
        deriveNonCompliantChild(
            arg: string | number,
            hardened?: boolean
        ): HDPrivateKey;

        toString(): string;
        toObject(): object;
        toJSON(): object;
        toBuffer(): Buffer;
        toHex(): string;
        inspect(): string;

        static fromRandom(): HDPrivateKey;
        static fromString(str: string): HDPrivateKey;
        static fromObject(obj: object): HDPrivateKey;
        static fromSeed(
            hexa: string | Buffer,
            network: string | Networks.Type
        ): HDPrivateKey;
        static fromBuffer(buf: Buffer): HDPrivateKey;
        static fromHex(hex: string): HDPrivateKey;
        static isValidPath(arg: string | number, hardened: boolean): boolean;
        static isValidSerialized(
            data: string | Buffer,
            network?: string | Networks.Type
        ): boolean;
        static getSerializedError(
            data: string | Buffer,
            network?: string | Networks.Type
        ): any | null;
    }

    export class HDPublicKey {
        constructor(arg: string | Buffer | object);

        readonly xpubkey: Buffer;
        readonly network: Networks.Network;
        readonly depth: number;
        readonly publicKey: PublicKey;
        readonly fingerPrint: Buffer;

        derive(arg: string | number, hardened?: boolean): HDPublicKey;
        deriveChild(arg: string | number, hardened?: boolean): HDPublicKey;

        toString(): string;
        toObject(): object;
        toJSON(): object;
        toBuffer(): Buffer;
        toHex(): string;
        inspect(): string;

        static fromString(str: string): HDPublicKey;
        static fromObject(obj: object): HDPublicKey;
        static fromBuffer(buf: Buffer): HDPublicKey;
        static fromHex(hex: string): HDPublicKey;

        static fromHDPrivateKey(hdPrivateKey: HDPrivateKey): HDPublicKey;
        static isValidPath(arg: string | number): boolean;
        static isValidSerialized(
            data: string | Buffer,
            network?: string | Networks.Type
        ): boolean;
        static getSerializedError(
            data: string | Buffer,
            network?: string | Networks.Type
        ): any | null;
    }

    export namespace Script {
        const types: {
            DATA_OUT: string;
        };

        interface IOpChunk {
            buf: Buffer;
            len: number;
            opcodenum: number;
        }

        function buildMultisigOut(
            publicKeys: PublicKey[],
            threshold: number,
            opts: object
        ): Script;
        function buildMultisigIn(
            pubkeys: PublicKey[],
            threshold: number,
            signatures: Buffer[],
            opts: object
        ): Script;

        function buildPublicKeyHashOut(
            address: Address | PublicKey | string
        ): Script;
        function buildPublicKeyOut(pubkey: PublicKey): Script;
        function buildSafeDataOut(
            data: string | Buffer | Array<string | Buffer>,
            encoding?: string
        ): Script;
        function buildScriptHashOut(script: Script): Script;
        function buildPublicKeyIn(
            signature: crypto.Signature | Buffer,
            sigtype: number
        ): Script;
        function buildPublicKeyHashIn(
            publicKey: PublicKey,
            signature: crypto.Signature | Buffer,
            sigtype: number
        ): Script;

        function fromAddress(address: string | Address): Script;
        function fromASM(str: string): Script;
        function fromHex(hex: string): Script;
        function fromString(str: string): Script;
        function fromBuffer(buf: Buffer): Script;

        function toASM(): string;
        function toBuffer(): Buffer;
        function toHex(): string;
        function toString(): string;

        function empty(): Script;

        namespace Interpreter {
            interface InterpretState {
                step: any;
                mainstack: any;
                altstack: any;
            }
            type StepListenerFunction = (
                step: any,
                stack: any[],
                altstack: any[]
            ) => void;
        }

        export class Interpreter {
            static SCRIPT_ENABLE_MAGNETIC_OPCODES: number;
            static SCRIPT_ENABLE_MONOLITH_OPCODES: number;
            static SCRIPT_VERIFY_STRICTENC: number;
            static SCRIPT_ENABLE_SIGHASH_FORKID: number;
            static SCRIPT_VERIFY_LOW_S: number;
            static SCRIPT_VERIFY_NULLFAIL: number;
            static SCRIPT_VERIFY_DERSIG: number;
            static SCRIPT_VERIFY_MINIMALDATA: number;
            static SCRIPT_VERIFY_NULLDUMMY: number;
            static SCRIPT_VERIFY_DISCOURAGE_UPGRADABLE_NOPS: number;
            static SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY: number;
            static SCRIPT_VERIFY_CHECKSEQUENCEVERIFY: number;
            static MAX_SCRIPT_ELEMENT_SIZE: number;
            static MAXIMUM_ELEMENT_SIZE: number;
            static SCRIPT_VERIFY_CLEANSTACK: number;
            static DEFAULT_FLAGS: number;
            stepListener?: Interpreter.StepListenerFunction;
            errstr?: string;
            verify: (
                inputScript: Script,
                outputScript: Script,
                txn: Transaction,
                nin: number,
                flags: any,
                satoshisBN: crypto.BN
            ) => boolean;
        }
    }

    export class Script {
        constructor(data: string | object);

        chunks: Array<Script.IOpChunk>;
        length: number;

        set(obj: object): this;

        toBuffer(): Buffer;
        toASM(): string;
        toString(): string;
        toHex(): string;

        isPublicKeyHashOut(): boolean;
        isPublicKeyHashIn(): boolean;

        getPublicKey(): Buffer;
        getPublicKeyHash(): Buffer;

        isPublicKeyOut(): boolean;
        isPublicKeyIn(): boolean;

        isScriptHashOut(): boolean;
        isWitnessScriptHashOut(): boolean;
        isWitnessPublicKeyHashOut(): boolean;
        isWitnessProgram(): boolean;
        isScriptHashIn(): boolean;
        isMultisigOut(): boolean;
        isMultisigIn(): boolean;
        isDataOut(): boolean;
        isSafeDataOut(): boolean;

        getData(): Buffer;
        isPushOnly(): boolean;

        classify(): string;
        classifyInput(): string;
        classifyOutput(): string;

        isStandard(): boolean;

        prepend(obj: any): this;
        add(obj: any): this;

        hasCodeseparators(): boolean;
        removeCodeseparators(): this;

        equals(script: Script): boolean;

        getAddressInfo(): Address | boolean;
        findAndDelete(script: Script): this;
        checkMinimalPush(i: number): boolean;
        getSignatureOperationsCount(accurate: boolean): number;

        toAddress(network?: Networks.Type): Address;

        clone(): Script;

        subScript(n: number): Script;

        static fromChunks(chunks: Array<Script.IOpChunk>): Script

    }

    export interface Util {
        readonly buffer: {
            reverse(a: any): any;
        };
    }

    export namespace Networks {
        interface Network {
            readonly name: string;
            readonly alias: string;
        }

        type Type = 'livenet' | 'testnet' | Network;

        const livenet: Network;
        const mainnet: Network;
        const testnet: Network;
        const defaultNetwork: Network;

        function add(data: any): Network;
        function remove(network: Networks.Type): void;
        function get(
            args: string | number | Networks.Type,
            keys?: string | string[]
        ): Network;
    }

    export class Address {
        readonly hashBuffer: Buffer;
        readonly network: Networks.Network;
        readonly type: string;

        constructor(
            data: Buffer | Uint8Array | string | object,
            network?: Networks.Type | string,
            type?: string
        );
        static fromString(address: string, network?: Networks.Type): Address;
        static fromHex(hex: string, network?: Networks.Type): Address;
        static fromPublicKey(data: PublicKey, network?: Networks.Type): Address;
        static fromPrivateKey(
            privateKey: PrivateKey,
            network?: Networks.Type
        ): Address;
        static fromPublicKeyHash(
            hash: Buffer | Uint8Array,
            network?: Networks.Type
        ): Address;
        static fromScriptHash(
            hash: Buffer | Uint8Array,
            network?: Networks.Type
        ): Address;
        isValid(
            data: Buffer | Uint8Array | string | object,
            network?: Networks.Type | string,
            type?: string
        ): boolean;
        toBuffer(): Buffer;
        toHex(): string;
        toString(): string;
        toObject(): {
            hash: string;
            type: string;
            network: string;
        };
    }

    export class Unit {
        static fromBTC(amount: number): Unit;
        static fromMilis(amount: number): Unit;
        static fromBits(amount: number): Unit;
        static fromSatoshis(amount: number): Unit;

        constructor(amount: number, unitPreference: string);

        toBTC(): number;
        toMilis(): number;
        toBits(): number;
        toSatoshis(): number;
    }

    export class BlockHeader {
        constructor(arg: Buffer | JSON | object);

        toObject(): {
            hash: string;
            version: number;
            prevHash: string;
            merkleRoot: string;
            time: number;
            bits: number;
            nonce: number;
        };
    }
    export class MerkleBlock {
        constructor(arg: Buffer | JSON | object);

        toObject(): {
            header: {
                hash: string;
                version: number;
                prevHash: string;
                merkleRoot: string;
                time: number;
                bits: number;
                nonce: number;
            };
            numTransactions: number;
            hashes: Array<string>;
            flags: Array<number>;
        };
    }

    export class HashCache {
        constructor(
            prevoutsHashBuf?: Buffer,
            sequenceHashBuf?: Buffer,
            outputsHashBuf?: Buffer
        )

        static fromBuffer(buf: Buffer): HashCache
        static fromJSON(json: object): HashCache
        static fromHex(hex: string): HashCache
        
        toBuffer(): HashCache
        toJSON(): HashCache
        toHex(): HashCache
    }
}