btccom.convert.js ➔ convertBtccomTxToBlocktrail - Code Metrics - Inspection of "Btccomapi converter" - blocktrail/blocktrail-sdk-nodejs - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#99)

by Ruben de

created 2018-03-07 10:25 UTC

btccom.convert.js ➔ convertBtccomTxToBlocktrail D

↳ Parent: lib/btccom.convert.js

Complexity

Conditions	10
Paths	60

Size

Total Lines

103

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	10
c	1
b	0
f	0
nc	60
dl	0
loc	103
rs	4.8196
nop	1

1 Function

Rating	Name	Duplication	Size	Complexity
A	btccom.convert.js ➔ ... ➔ tx.outputs.reduce	0	3	1

How to fix Long Method Complexity

var RestClient = require('./rest_client');
var Wallet = require('./wallet');
var blocktrail = require('./blocktrail');
var bitcoinJS = require('bitcoinjs-lib');

var BtccomConverter = function(network, useNewCashAddr, rawTxHost) {
    this.network = network;
    this.useNewCashAddr = useNewCashAddr;

    this.specialRawTxClientOnly = new RestClient({
        host: rawTxHost,
        https: true,
        port: 443,
        endpoint: "/"
    });
};

function getAddressScriptInfo(address, network, useNewCashAddr) {
    var addressScriptInfo;

    try {
        addressScriptInfo = bitcoinJS.address.toOutputScript(address, network, useNewCashAddr);
    } catch (e) {
        addressScriptInfo = null;
    }
    return addressScriptInfo;
}

function getScriptAsm(chunks) {
    var scriptAsm;

    try {
        scriptAsm = bitcoinJS.script.toASM(chunks);
    } catch (e) {
        scriptAsm = null;
    }
    return scriptAsm;
}

function prettifyAsm(asm) {
    if (!asm) {
        return asm;
    }

    return asm.replace(/^0 /, "OP_0 ");
}

function getType(script) {
    var type;

    try {
        type = bitcoinJS.script.classifyOutput(script);
    } catch (e) {
        type = null;
    }
    return type;
}

function getBase58AddressHash160(address, network, useNewCashAddr) {
    var addressInfo;
    try {
        addressInfo = Wallet.getAddressAndType(address, network, useNewCashAddr);
    } catch (e) {
        return null;
    }

    if (addressInfo.type === "base58") {
        return addressInfo.decoded.hash;
    } else if (addressInfo.type === "bech32") {
        if (addressInfo.data.length === 20) {
            return addressInfo.decoded.hash;
        }
        return null;
    } else if (addressInfo.type === "") {
        return addressInfo.decoded.hash;
    }

    return null;
}

function convertBtccomOutputScriptType(scriptType) {
    switch (scriptType) {
        case "P2PKH_PUBKEY":
            return "pubkey";
        case "P2PKH":
            return "pubkeyhash";
        case "P2SH":
            return "scripthash";
        case "P2WSH_V0":
            return "witnessscripthash";
        case "P2WPKH":
            return "witnesspubkeyhash";
        case "NULL_DATA":
            return "op_return";
        case "coinbase":
            return "coinbase";
        default:
            throw new Error("Not implemented yet, script type: " + scriptType);
    }
}

function utcTimestampToISODateStr(time) {
    return (new Date(time * 1000)).toISOString().replace(/\.000Z$/, '+0000');
}

function flattenAddresses(addrs) {
    if (!addrs) {
        return addrs;
    } else if (addrs.length === 1) {
        return addrs[0];
    } else {
        return addrs;
    }
}

function convertBtccomTxToBlocktrail(tx) {
    /* jshint -W071, -W074 */
    var data = {};

    data.size = tx.vsize;
    data.hash = tx.hash;
    data.block_height = tx.block_height;
    data.time =
    data.block_time = utcTimestampToISODateStr(tx.block_time);
    data.block_hash = tx.block_hash;
    data.confirmations = tx.confirmations;
    data.is_coinbase = tx.is_coinbase;

    var totalInputValue;
    if (data.is_coinbase) {
        totalInputValue = tx.outputs[0].value - tx.fee;
    } else {
        totalInputValue = tx.inputs_value;
    }

    data.total_input_value = totalInputValue;
    data.total_output_value = tx.outputs.reduce(function(total, output) {
        return total + output.value;
    }, 0);
    data.total_fee = tx.fee;
    data.inputs = [];
    data.outputs = [];
    data.opt_in_rbf = false;

    for (var inputIdx in tx.inputs) {
var someObject;
for (var key in someObject) {
    if ( ! someObject.hasOwnProperty(key)) {
        continue; // Skip keys from the prototype.
    }

    doSomethingWith(key);
}
        var input = tx.inputs[inputIdx];
        var scriptType;
        var inputValue;
        var inputTxid;
        var outpointIdx;

        if (input.sequence < bitcoinJS.Transaction.DEFAULT_SEQUENCE - 1) {
            data.opt_in_rbf = true;
        }

        if (data.is_coinbase && input.prev_position === -1 &&
            input.prev_tx_hash === "0000000000000000000000000000000000000000000000000000000000000000") {
            scriptType = "coinbase";
            inputTxid = null;
            inputValue = totalInputValue;
            outpointIdx = 0xffffffff;
        } else {
            scriptType = input.prev_type;
            inputValue = input.prev_value;
            inputTxid = input.prev_tx_hash;
            outpointIdx = input.prev_position;
        }

        data.inputs.push({
            index: parseInt(inputIdx, 10),
            output_hash: inputTxid,
            output_index: outpointIdx,
            value: inputValue,
            sequence: input.sequence,
            address: flattenAddresses(input.prev_addresses),
            type: convertBtccomOutputScriptType(scriptType),
            script_signature: input.script_hex
        });
    }

    for (var outIdx in tx.outputs) {
var someObject;
for (var key in someObject) {
    if ( ! someObject.hasOwnProperty(key)) {
        continue; // Skip keys from the prototype.
    }

    doSomethingWith(key);
}
        var output = tx.outputs[outIdx];

        data.outputs.push({
            index: parseInt(outIdx, 10),
            value: output.value,
            address: flattenAddresses(output.addresses),
            type: convertBtccomOutputScriptType(output.type),
            script: prettifyAsm(output.script_asm),
            script_hex: output.script_hex,
            spent_hash: output.spent_by_tx,
            spent_index: output.spent_by_tx_position
        });
    }

    data.size = tx.size;
    data.is_double_spend = tx.is_double_spend;

    data.lock_time_timestamp = null;
    data.lock_time_block_height = null;
    if (tx.lock_time) {
        if (tx.lock_time < blocktrail.LOCK_TIME_TIMESTAMP_THRESHOLD) {
            data.lock_time_block_height = tx.lock_time;
        } else {
            data.lock_time_timestamp = tx.lock_time;
        }
    }

    // Extra fields from Btc.com
    data.is_sw_tx = tx.is_sw_tx;
    data.weight = tx.weight;
    data.witness_hash = tx.witness_hash;
    data.lock_time  = tx.lock_time;
    data.sigops = tx.sigops;
    data.version = tx.version;

    return data;
}

BtccomConverter.prototype.paginationParams = function(params) {
    if (!params) {
        return params;
    }

    if (typeof params.limit !== "undefined") {
        params.pagesize = params.limit;
        delete params.limit;
    }

    return params;
};

BtccomConverter.prototype.getUrlForBlock = function(blockHash) {
    return "/block/" + blockHash;
};

BtccomConverter.prototype.getUrlForTransaction = function(txId) {
    return "/tx/" + txId + "?verbose=3";
};

BtccomConverter.prototype.getUrlForTransactions = function(txIds) {
    return "/tx/" + txIds.join(",") + "?verbose=3";
};

BtccomConverter.prototype.getUrlForBlockTransaction = function(blockHash) {
    return "/block/" + blockHash + "/tx?verbose=3";
};

BtccomConverter.prototype.getUrlForAddress = function(address) {
    return "/address/" + address;
};

BtccomConverter.prototype.getUrlForAddressTransactions = function(address) {
    return "/address/" + address + "/tx?verbose=3";
};

BtccomConverter.prototype.getUrlForAddressUnspent = function(address) {
    return "/address/" + address + "/unspent";
};

BtccomConverter.prototype.getUrlForAllBlocks = function() {
    return "/block/list";
};

BtccomConverter.prototype.handleErros = function(self, data) {
    if (data.err_no === 0 || data.data !== null) {
        return data;
    } else {
        return {
            err_no: data.err_no,
            err_msg: data.err_msg,
            data: data.data
        };
    }
};

BtccomConverter.prototype.convertBlock = function(oldData) {
    var data = {
        hash: oldData.hash,
        version: oldData.version,
        height: oldData.height,
        block_time: utcTimestampToISODateStr(oldData.timestamp),
        arrival_time: utcTimestampToISODateStr(oldData.timestamp),
        bits: oldData.bits,
        nonce: oldData.nonce,
        merkleroot: oldData.mrkl_root,
        prev_block: oldData.prev_block_hash,
        next_block: oldData.next_block_hash,
        byte_size: oldData.stripped_size,
        difficulty: Math.floor(oldData.difficulty),
        transactions: oldData.tx_count,
        reward_block: oldData.reward_block,
        reward_fees: oldData.reward_fees,
        created_at: oldData.created_at,
        confirmations: oldData.confirmations,
        is_orphan: oldData.is_orphan,
        is_sw_block: oldData.is_sw_block,
        weight: oldData.weight,
        miningpool_name: oldData.miningpool_name || null,
        miningpool_url: oldData.miningpool_url || null,
        miningpool_slug: oldData.miningpool_slug || null
    };

    return data;
};

BtccomConverter.prototype.convertBlocks = function(oldData) {
    var self = this;


    return {
        data: oldData.data.list,
        current_page: oldData.data.page,
        per_page: oldData.data.pagesize,
        total: oldData.data.total_count
    };
};

BtccomConverter.prototype.convertBlockTxs = function(oldData) {
    var list = [];
    oldData.data.list.forEach(function(oldTx) {
        var resTx = convertBtccomTxToBlocktrail(oldTx);

        list.push(resTx);
    });

    return {
        data: list,
        current_page: oldData.data.page,
        per_page: oldData.data.pagesize,
        total: oldData.data.total_count
    };
};

BtccomConverter.prototype.convertTx = function(oldData, rawTx) {
    var data = convertBtccomTxToBlocktrail(oldData.data);
    data.raw = rawTx;
    return data;
};

BtccomConverter.prototype.convertTxs = function(oldData) {
    var res = {};

    oldData.data
        .filter(function(tx) { return !!tx; })
        .forEach(function(oldTx) {
            var tx = convertBtccomTxToBlocktrail(oldTx);
            res[tx.hash] = tx;
        });

    return {data: res};
};

BtccomConverter.prototype.convertAddressTxs = function(oldData) {
    var data = oldData.data.list.map(function(tx) {
        var res = {};

        res.hash = tx.hash;
        res.time = utcTimestampToISODateStr(tx.block_time);
        res.confirmations = tx.confirmations;
        res.block_height = tx.block_height;
        res.block_hash = tx.block_hash;
        res.is_coinbase = tx.is_coinbase;
        res.total_input_value = tx.inputs_value;
        res.total_output_value = tx.outputs_value;
        res.total_fee = tx.fee;

        res.inputs = tx.inputs.map(function(input, inIdx) {
            return {
                index: inIdx,
                output_hash: input.prev_tx_hash,
                output_index: input.prev_position,
                value: input.prev_value,
                address: flattenAddresses(input.prev_addresses),
                type:  res.is_coinbase ? res.is_coinbase : convertBtccomOutputScriptType(input.prev_type),
                script_signature: input.script_hex
            };
        });

        res.outputs = tx.outputs.map(function(output, outIdx) {
            return {
                index: outIdx,
                value: output.value,
                address: flattenAddresses(output.addresses),
                type: convertBtccomOutputScriptType(output.type),
                script: prettifyAsm(output.script_asm),
                spent_hash: output.spent_by_tx || null,
                script_hex: output.script_hex,
                spent_index: output.spent_by_tx_position
            };
        });

        // Extra fields from Btc.com
        res.is_double_spend = tx.is_double_spend;
        res.is_sw_tx = tx.is_sw_tx;
        res.weight = tx.weight;
        res.witness_hash = tx.witness_hash;
        res.version = tx.version;

        return res;
    });

    return {
        data: data,
        current_page: oldData.data.page,
        per_page: oldData.data.pagesize,
        total: oldData.data.total_count
    };
};

BtccomConverter.prototype.convertAddress = function(oldData) {
    var data = {};

    data.address = oldData.data.address;
    data.hash160 = getBase58AddressHash160(oldData.data.address, this.network, this.useNewCashAddr).toString("hex").toUpperCase();
    data.balance = oldData.data.balance;
    data.received = oldData.data.received;
    data.sent = oldData.data.sent;
    data.transactions = oldData.data.tx_count;
    data.utxos = oldData.data.unspent_tx_count;
    data.unconfirmed_received = oldData.data.unconfirmed_received;
    data.unconfirmed_sent = oldData.data.unconfirmed_sent;
    data.unconfirmed_transactions = oldData.data.unconfirmed_tx_count;
    data.first_tx = oldData.data.first_tx;
    data.last_tx = oldData.data.last_tx;

    return data;
};

BtccomConverter.prototype.convertAddressUnspentOutputs = function(oldData, address) {
    var script = getAddressScriptInfo(address, this.network, this.useNewCashAddr);
    var script_hex = script.toString("hex");
    var script_asm = getScriptAsm(script);
    var type = getType(script);
    var data = oldData.data.list.map(function(utxo) {
        return {
            hash: utxo.tx_hash,
            confirmations: utxo.confirmations,
            value: utxo.value,
            index: utxo.tx_output_n,
            address: address,
            type: type,
            script: script_asm,
            script_hex: script_hex
        };
    });

    return {
        data: data,
        current_page: oldData.data.page,
        total: oldData.data.total_count
    };
};

exports = module.exports = BtccomConverter;


1			var RestClient = require('./rest_client');
2			var Wallet = require('./wallet');
3			var blocktrail = require('./blocktrail');
4			var bitcoinJS = require('bitcoinjs-lib');
5
6			var BtccomConverter = function(network, useNewCashAddr, rawTxHost) {
7			this.network = network;
8			this.useNewCashAddr = useNewCashAddr;
9
10			this.specialRawTxClientOnly = new RestClient({
11			host: rawTxHost,
12			https: true,
13			port: 443,
14			endpoint: "/"
15			});
16			};
17
18			function getAddressScriptInfo(address, network, useNewCashAddr) {
19			var addressScriptInfo;
20
21			try {
22			addressScriptInfo = bitcoinJS.address.toOutputScript(address, network, useNewCashAddr);
23			} catch (e) {
24			addressScriptInfo = null;
25			}
26			return addressScriptInfo;
27			}
28
29			function getScriptAsm(chunks) {
30			var scriptAsm;
31
32			try {
33			scriptAsm = bitcoinJS.script.toASM(chunks);
34			} catch (e) {
35			scriptAsm = null;
36			}
37			return scriptAsm;
38			}
39
40			function prettifyAsm(asm) {
41			if (!asm) {
42			return asm;
43			}
44
45			return asm.replace(/^0 /, "OP_0 ");
46			}
47
48			function getType(script) {
49			var type;
50
51			try {
52			type = bitcoinJS.script.classifyOutput(script);
53			} catch (e) {
54			type = null;
55			}
56			return type;
57			}
58
59			function getBase58AddressHash160(address, network, useNewCashAddr) {
60			var addressInfo;
61			try {
62			addressInfo = Wallet.getAddressAndType(address, network, useNewCashAddr);
63			} catch (e) {
64			return null;
65			}
66
67			if (addressInfo.type === "base58") {
68			return addressInfo.decoded.hash;
69			} else if (addressInfo.type === "bech32") {
70			if (addressInfo.data.length === 20) {
71			return addressInfo.decoded.hash;
72			}
73			return null;
74			} else if (addressInfo.type === "") {
75			return addressInfo.decoded.hash;
76			}
77
78			return null;
79			}
80
81			function convertBtccomOutputScriptType(scriptType) {
82			switch (scriptType) {
83			case "P2PKH_PUBKEY":
84			return "pubkey";
85			case "P2PKH":
86			return "pubkeyhash";
87			case "P2SH":
88			return "scripthash";
89			case "P2WSH_V0":
90			return "witnessscripthash";
91			case "P2WPKH":
92			return "witnesspubkeyhash";
93			case "NULL_DATA":
94			return "op_return";
95			case "coinbase":
96			return "coinbase";
97			default:
98			throw new Error("Not implemented yet, script type: " + scriptType);
99			}
100			}
101
102			function utcTimestampToISODateStr(time) {
103			return (new Date(time * 1000)).toISOString().replace(/\.000Z$/, '+0000');
104			}
105
106			function flattenAddresses(addrs) {
107			if (!addrs) {
108			return addrs;
109			} else if (addrs.length === 1) {
110			return addrs[0];
111			} else {
112			return addrs;
113			}
114			}
115
116			function convertBtccomTxToBlocktrail(tx) {
117			/* jshint -W071, -W074 */
118			var data = {};
119
120			data.size = tx.vsize;
121			data.hash = tx.hash;
122			data.block_height = tx.block_height;
123			data.time =
124			data.block_time = utcTimestampToISODateStr(tx.block_time);
125			data.block_hash = tx.block_hash;
126			data.confirmations = tx.confirmations;
127			data.is_coinbase = tx.is_coinbase;
128
129			var totalInputValue;
130			if (data.is_coinbase) {
131			totalInputValue = tx.outputs[0].value - tx.fee;
132			} else {
133			totalInputValue = tx.inputs_value;
134			}
135
136			data.total_input_value = totalInputValue;
137			data.total_output_value = tx.outputs.reduce(function(total, output) {
138			return total + output.value;
139			}, 0);
140			data.total_fee = tx.fee;
141			data.inputs = [];
142			data.outputs = [];
143			data.opt_in_rbf = false;
144
145			for (var inputIdx in tx.inputs) {
			0 ignored issues – show Complexity introduced 2018-02-21 23:02 UTC by Report Bug Copy Issue Report A for in loop automatically includes the property of any prototype object, consider checking the key using `hasOwnProperty`. When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically: var someObject; for (var key in someObject) { if ( ! someObject.hasOwnProperty(key)) { continue; // Skip keys from the prototype. } doSomethingWith(key); } Loading history...
146			var input = tx.inputs[inputIdx];
147			var scriptType;
148			var inputValue;
149			var inputTxid;
150			var outpointIdx;
151
152			if (input.sequence < bitcoinJS.Transaction.DEFAULT_SEQUENCE - 1) {
153			data.opt_in_rbf = true;
154			}
155
156			if (data.is_coinbase && input.prev_position === -1 &&
157			input.prev_tx_hash === "0000000000000000000000000000000000000000000000000000000000000000") {
158			scriptType = "coinbase";
159			inputTxid = null;
160			inputValue = totalInputValue;
161			outpointIdx = 0xffffffff;
162			} else {
163			scriptType = input.prev_type;
164			inputValue = input.prev_value;
165			inputTxid = input.prev_tx_hash;
166			outpointIdx = input.prev_position;
167			}
168
169			data.inputs.push({
170			index: parseInt(inputIdx, 10),
171			output_hash: inputTxid,
172			output_index: outpointIdx,
173			value: inputValue,
174			sequence: input.sequence,
175			address: flattenAddresses(input.prev_addresses),
176			type: convertBtccomOutputScriptType(scriptType),
177			script_signature: input.script_hex
178			});
179			}
180
181			for (var outIdx in tx.outputs) {
			0 ignored issues – show Complexity introduced 2018-02-21 23:02 UTC by Report Bug Copy Issue Report A for in loop automatically includes the property of any prototype object, consider checking the key using `hasOwnProperty`. When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically: var someObject; for (var key in someObject) { if ( ! someObject.hasOwnProperty(key)) { continue; // Skip keys from the prototype. } doSomethingWith(key); } Loading history...
182			var output = tx.outputs[outIdx];
183
184			data.outputs.push({
185			index: parseInt(outIdx, 10),
186			value: output.value,
187			address: flattenAddresses(output.addresses),
188			type: convertBtccomOutputScriptType(output.type),
189			script: prettifyAsm(output.script_asm),
190			script_hex: output.script_hex,
191			spent_hash: output.spent_by_tx,
192			spent_index: output.spent_by_tx_position
193			});
194			}
195
196			data.size = tx.size;
197			data.is_double_spend = tx.is_double_spend;
198
199			data.lock_time_timestamp = null;
200			data.lock_time_block_height = null;
201			if (tx.lock_time) {
202			if (tx.lock_time < blocktrail.LOCK_TIME_TIMESTAMP_THRESHOLD) {
203			data.lock_time_block_height = tx.lock_time;
204			} else {
205			data.lock_time_timestamp = tx.lock_time;
206			}
207			}
208
209			// Extra fields from Btc.com
210			data.is_sw_tx = tx.is_sw_tx;
211			data.weight = tx.weight;
212			data.witness_hash = tx.witness_hash;
213			data.lock_time = tx.lock_time;
214			data.sigops = tx.sigops;
215			data.version = tx.version;
216
217			return data;
218			}
219
220			BtccomConverter.prototype.paginationParams = function(params) {
221			if (!params) {
222			return params;
223			}
224
225			if (typeof params.limit !== "undefined") {
226			params.pagesize = params.limit;
227			delete params.limit;
228			}
229
230			return params;
231			};
232
233			BtccomConverter.prototype.getUrlForBlock = function(blockHash) {
234			return "/block/" + blockHash;
235			};
236
237			BtccomConverter.prototype.getUrlForTransaction = function(txId) {
238			return "/tx/" + txId + "?verbose=3";
239			};
240
241			BtccomConverter.prototype.getUrlForTransactions = function(txIds) {
242			return "/tx/" + txIds.join(",") + "?verbose=3";
243			};
244
245			BtccomConverter.prototype.getUrlForBlockTransaction = function(blockHash) {
246			return "/block/" + blockHash + "/tx?verbose=3";
247			};
248
249			BtccomConverter.prototype.getUrlForAddress = function(address) {
250			return "/address/" + address;
251			};
252
253			BtccomConverter.prototype.getUrlForAddressTransactions = function(address) {
254			return "/address/" + address + "/tx?verbose=3";
255			};
256
257			BtccomConverter.prototype.getUrlForAddressUnspent = function(address) {
258			return "/address/" + address + "/unspent";
259			};
260
261			BtccomConverter.prototype.getUrlForAllBlocks = function() {
262			return "/block/list";
263			};
264
265			BtccomConverter.prototype.handleErros = function(self, data) {
266			if (data.err_no === 0 \|\| data.data !== null) {
267			return data;
268			} else {
269			return {
270			err_no: data.err_no,
271			err_msg: data.err_msg,
272			data: data.data
273			};
274			}
275			};
276
277			BtccomConverter.prototype.convertBlock = function(oldData) {
278			var data = {
279			hash: oldData.hash,
280			version: oldData.version,
281			height: oldData.height,
282			block_time: utcTimestampToISODateStr(oldData.timestamp),
283			arrival_time: utcTimestampToISODateStr(oldData.timestamp),
284			bits: oldData.bits,
285			nonce: oldData.nonce,
286			merkleroot: oldData.mrkl_root,
287			prev_block: oldData.prev_block_hash,
288			next_block: oldData.next_block_hash,
289			byte_size: oldData.stripped_size,
290			difficulty: Math.floor(oldData.difficulty),
291			transactions: oldData.tx_count,
292			reward_block: oldData.reward_block,
293			reward_fees: oldData.reward_fees,
294			created_at: oldData.created_at,
295			confirmations: oldData.confirmations,
296			is_orphan: oldData.is_orphan,
297			is_sw_block: oldData.is_sw_block,
298			weight: oldData.weight,
299			miningpool_name: oldData.miningpool_name \|\| null,
300			miningpool_url: oldData.miningpool_url \|\| null,
301			miningpool_slug: oldData.miningpool_slug \|\| null
302			};
303
304			return data;
305			};
306
307			BtccomConverter.prototype.convertBlocks = function(oldData) {
308			var self = this;
			0 ignored issues – show Unused Code introduced 2018-03-06 11:17 UTC by Report Bug Copy Issue Report The variable `self` seems to be never used. Consider removing it. Loading history...
309
310			return {
311			data: oldData.data.list,
312			current_page: oldData.data.page,
313			per_page: oldData.data.pagesize,
314			total: oldData.data.total_count
315			};
316			};
317
318			BtccomConverter.prototype.convertBlockTxs = function(oldData) {
319			var list = [];
320			oldData.data.list.forEach(function(oldTx) {
321			var resTx = convertBtccomTxToBlocktrail(oldTx);
322
323			list.push(resTx);
324			});
325
326			return {
327			data: list,
328			current_page: oldData.data.page,
329			per_page: oldData.data.pagesize,
330			total: oldData.data.total_count
331			};
332			};
333
334			BtccomConverter.prototype.convertTx = function(oldData, rawTx) {
335			var data = convertBtccomTxToBlocktrail(oldData.data);
336			data.raw = rawTx;
337			return data;
338			};
339
340			BtccomConverter.prototype.convertTxs = function(oldData) {
341			var res = {};
342
343			oldData.data
344			.filter(function(tx) { return !!tx; })
345			.forEach(function(oldTx) {
346			var tx = convertBtccomTxToBlocktrail(oldTx);
347			res[tx.hash] = tx;
348			});
349
350			return {data: res};
351			};
352
353			BtccomConverter.prototype.convertAddressTxs = function(oldData) {
354			var data = oldData.data.list.map(function(tx) {
355			var res = {};
356
357			res.hash = tx.hash;
358			res.time = utcTimestampToISODateStr(tx.block_time);
359			res.confirmations = tx.confirmations;
360			res.block_height = tx.block_height;
361			res.block_hash = tx.block_hash;
362			res.is_coinbase = tx.is_coinbase;
363			res.total_input_value = tx.inputs_value;
364			res.total_output_value = tx.outputs_value;
365			res.total_fee = tx.fee;
366
367			res.inputs = tx.inputs.map(function(input, inIdx) {
368			return {
369			index: inIdx,
370			output_hash: input.prev_tx_hash,
371			output_index: input.prev_position,
372			value: input.prev_value,
373			address: flattenAddresses(input.prev_addresses),
374			type: res.is_coinbase ? res.is_coinbase : convertBtccomOutputScriptType(input.prev_type),
375			script_signature: input.script_hex
376			};
377			});
378
379			res.outputs = tx.outputs.map(function(output, outIdx) {
380			return {
381			index: outIdx,
382			value: output.value,
383			address: flattenAddresses(output.addresses),
384			type: convertBtccomOutputScriptType(output.type),
385			script: prettifyAsm(output.script_asm),
386			spent_hash: output.spent_by_tx \|\| null,
387			script_hex: output.script_hex,
388			spent_index: output.spent_by_tx_position
389			};
390			});
391
392			// Extra fields from Btc.com
393			res.is_double_spend = tx.is_double_spend;
394			res.is_sw_tx = tx.is_sw_tx;
395			res.weight = tx.weight;
396			res.witness_hash = tx.witness_hash;
397			res.version = tx.version;
398
399			return res;
400			});
401
402			return {
403			data: data,
404			current_page: oldData.data.page,
405			per_page: oldData.data.pagesize,
406			total: oldData.data.total_count
407			};
408			};
409
410			BtccomConverter.prototype.convertAddress = function(oldData) {
411			var data = {};
412
413			data.address = oldData.data.address;
414			data.hash160 = getBase58AddressHash160(oldData.data.address, this.network, this.useNewCashAddr).toString("hex").toUpperCase();
415			data.balance = oldData.data.balance;
416			data.received = oldData.data.received;
417			data.sent = oldData.data.sent;
418			data.transactions = oldData.data.tx_count;
419			data.utxos = oldData.data.unspent_tx_count;
420			data.unconfirmed_received = oldData.data.unconfirmed_received;
421			data.unconfirmed_sent = oldData.data.unconfirmed_sent;
422			data.unconfirmed_transactions = oldData.data.unconfirmed_tx_count;
423			data.first_tx = oldData.data.first_tx;
424			data.last_tx = oldData.data.last_tx;
425
426			return data;
427			};
428
429			BtccomConverter.prototype.convertAddressUnspentOutputs = function(oldData, address) {
430			var script = getAddressScriptInfo(address, this.network, this.useNewCashAddr);
431			var script_hex = script.toString("hex");
432			var script_asm = getScriptAsm(script);
433			var type = getType(script);
434			var data = oldData.data.list.map(function(utxo) {
435			return {
436			hash: utxo.tx_hash,
437			confirmations: utxo.confirmations,
438			value: utxo.value,
439			index: utxo.tx_output_n,
440			address: address,
441			type: type,
442			script: script_asm,
443			script_hex: script_hex
444			};
445			});
446
447			return {
448			data: data,
449			current_page: oldData.data.page,
450			total: oldData.data.total_count
451			};
452			};
453
454			exports = module.exports = BtccomConverter;
455

blocktrail / blocktrail-sdk-nodejs

Pull Request — master (#99)

btccom.convert.js ➔ convertBtccomTxToBlocktrail D

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1 Function

How to fix Long Method Complexity

Long Method

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