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feature: add support for Digital Yacht’s iKonvert
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| /** | ||
| * Copyright 2018 Scott Bender (scott@scottbender.net) | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| const debug = require('debug')('canboatjs:canbus') | ||
| const Transform = require('stream').Transform | ||
| const isArray = require('lodash').isArray | ||
| const BitStream = require('bit-buffer').BitStream | ||
| const BitView = require('bit-buffer').BitView | ||
| const {toPgn, pgnToiKonvertSerialFormat} = require('./toPgn') | ||
| const Parser = require('./fromPgn').Parser | ||
| const _ = require('lodash') | ||
| const CanDevice = require('./candevice') | ||
| const spawn = require('child_process').spawn | ||
| const { getPGNFromCanId, getCanIdFromPGN, actisenseSerialToBuffer, defaultTransmitPGNs } = require('./utilities') | ||
|
|
||
| function iKonvertStream (options) { | ||
| if (!(this instanceof iKonvertStream)) { | ||
| return new iKonvertStream(options) | ||
| } | ||
|
|
||
| Transform.call(this, { | ||
| objectMode: true | ||
| }) | ||
|
|
||
| this.plainText = false | ||
| this.reconnect = options.reconnect || true | ||
| this.options = options | ||
| this.cansend = false | ||
| this.buffer = new Buffer(500) | ||
| this.bufferOffset = 0 | ||
| this.start() | ||
|
|
||
| this.setProviderStatus = options.app && options.app.setProviderStatus | ||
| ? (msg) => { | ||
| options.app.setProviderStatus(options.providerId, msg) | ||
| } | ||
| : () => {} | ||
| this.setProviderError = options.app && options.app.setProviderError | ||
| ? (msg) => { | ||
| options.app.setProviderError(options.providerId, msg) | ||
| } | ||
| : () => {} | ||
|
|
||
| var that = this | ||
|
|
||
| if ( this.options.app ) { | ||
| options.app.on('nmea2000out', (msg) => { | ||
| that.sendPGN(msg) | ||
| }) | ||
| options.app.on('nmea2000JsonOut', (msg) => { | ||
| that.sendPGN(msg) | ||
| }) | ||
|
|
||
| //this.options.app.emit('nmea2000OutAvailable') | ||
| } | ||
| } | ||
|
|
||
| require('util').inherits(iKonvertStream, Transform) | ||
|
|
||
| iKonvertStream.prototype.start = function () { | ||
| } | ||
|
|
||
| iKonvertStream.prototype.sendString = function (msg) { | ||
| this.options.app.emit('ikonvertOut', msg + '\r\n') | ||
| } | ||
|
|
||
| iKonvertStream.prototype.sendPGN = function (pgn) { | ||
| if ( this.cansend ) { | ||
| let msg = toiKonvertSerialFormat(pgn) | ||
| this.sendString(msg) | ||
| } | ||
| } | ||
|
|
||
| iKonvertStream.prototype.setup = function () { | ||
| let txPgns = '$PDGY,TX_LIST' | ||
| defaultTransmitPGNs.forEach(pgn => { | ||
| txPgns = txPgns + `,${pgn}` | ||
| }) | ||
| this.sendString(txPgns) | ||
| this.sendString('$PDGY,N2NET_INIT,ALL') | ||
| } | ||
|
|
||
| iKonvertStream.prototype._transform = function (chunk, encoding, done) { | ||
| let line = chunk.trim() | ||
|
|
||
| if ( line.startsWith('$PDGY') ) { | ||
| if ( line === '$PDGY,000000,,,,,,,' ) { | ||
| //the iKonvert is not initialized | ||
| this.setup() | ||
| this.setProviderStatus('Initialized') | ||
| } else if ( line.startsWith('$PDGY,000000') && !this.cansend ) { | ||
| this.cansend = true; | ||
| this.setProviderStatus('Connected') | ||
| } else if ( line.startsWith('$PDGY,NAK') ) { | ||
| let parts = line.split(',') | ||
| let msg = `iKonvert error ${parts[2]}: ${parts[3]}` | ||
| console.error(msg) | ||
| this.setProviderError(msg) | ||
| } | ||
| } else { | ||
| this.push(line) | ||
| } | ||
|
|
||
| done() | ||
| } | ||
|
|
||
| iKonvertStream.prototype.end = function () { | ||
| } | ||
|
|
||
| module.exports = iKonvertStream |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,81 @@ | ||
| debugger | ||
|
|
||
| const chai = require('chai') | ||
| chai.Should() | ||
| chai.use(require('chai-things')) | ||
| chai.use(require('chai-json-equal')); | ||
|
|
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| const { FromPgn, pgnToiKonvertSerialFormat } = require('../index') | ||
|
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| const pgns = [ | ||
| { | ||
| pdgy: '!PDGY,126992,3,2,255,0.563,d2009e45b3b8821d', | ||
| expected: { | ||
| "pgn":126992, | ||
| "src":2, | ||
| "dst":255, | ||
| "prio":3, | ||
| "fields":{ | ||
| "Date": "2141.11.12", | ||
| "Reserved1": "6", | ||
| "SID": 119, | ||
| "Source": 13, | ||
| "Time": "55:11:40.08140" | ||
| }, | ||
| "description":"System Time" | ||
| } | ||
| }, | ||
| { | ||
| pdgy: '!PDGY,126996,6,0,255,4.19,3408276e4e4d4541203230303020504320496e7465726661636520284e47542d3129ffff312e3130302c20322e353630ffffffffffffffffffffffffffffffffffffffff4e47542d312d55534220206876312e3033ffffffffffffffffffffffffffffff313734323836ffffffffffffffffffffffffffffffffffffffffffffffffffff0201', | ||
| expected: { | ||
| pgn: 126996, | ||
| src: 0, | ||
| dst: 255, | ||
| prio: 6, | ||
| description: "Product Information" | ||
| } | ||
| } | ||
| ] | ||
|
|
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| const output = '!PDGY,126992,255,d2009e45b3Y=' | ||
|
|
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| describe('to ikconnect data converts', function () { | ||
| it(`to 126992 converts`, function (done) { | ||
| let msg = pgnToiKonvertSerialFormat(pgns[0].expected) | ||
| msg.should.equal(output) | ||
| done() | ||
| }) | ||
| }) | ||
|
|
||
| describe('from ikconnect data converts', function () { | ||
|
|
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| pgns.forEach(info => { | ||
| it(`from ${info.expected.pgn} converts`, function (done) { | ||
|
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| var fromPgn = new FromPgn() | ||
|
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| fromPgn.on('error', (pgn, error) => { | ||
| console.error(`Error parsing ${pgn.pgn} ${error}`) | ||
| console.error(error.stack) | ||
| done(error) | ||
| }) | ||
|
|
||
| fromPgn.on('warning', (pgn, warning) => { | ||
| done(new Error(`${pgn.pgn} ${warning}`)) | ||
| }) | ||
|
|
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| fromPgn.on('pgn', (pgn) => { | ||
| try { | ||
| //console.log(JSON.stringify(pgn)) | ||
| info.expected.timestamp = pgn.timestamp | ||
| pgn.should.jsonEqual(info.expected) | ||
| done() | ||
| } catch ( e ) { | ||
| done(e) | ||
| } | ||
| }) | ||
|
|
||
| fromPgn.parseString(info.pdgy) | ||
| }) | ||
| }) | ||
| }) |