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The createCompactLog was renamed to createMultiLog createCompactLog is now compatible with the 'uc' format
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Original file line number | Diff line number | Diff line change |
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'use strict'; | ||
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const createMultiLog = require('../createMultiLog'); | ||
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test('createMultiLog', () => { | ||
expect( | ||
createMultiLog( | ||
{ | ||
id: 65535, | ||
epoch: 32767, | ||
parameters: { | ||
A: 1, | ||
B: 2, | ||
C: 3, | ||
D: 4, | ||
}, | ||
eventId: 5, | ||
eventValue: 6, | ||
deviceId: 0xaaaa - 65536, | ||
}, | ||
4, | ||
), | ||
).toBe('0000FFFF00007FFF000100020003000400050006AAAA87'); | ||
}); |
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Original file line number | Diff line number | Diff line change |
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'use strict'; | ||
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/** | ||
* A log entry is a hexadecimal line composed of : | ||
* - a sequential ID (8) | ||
* - epoch (8) | ||
* - a list of parameters values (n * 4) | ||
* - a log event value (4) | ||
* - a device ID (4) | ||
* - a check digit (2) | ||
* | ||
* This means that for 26 parameters, the length of a log is 134 hexadecimal characters. | ||
*/ | ||
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const calculateCheckDigit = require('../util/calculateCheckDigit'); | ||
const int16ToHex = require('../util/int16ToHex'); | ||
const numberToLabel = require('../util/numberToLabel'); | ||
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module.exports = function createCompactLog(data = {}, numberParameters = 26) { | ||
if (!data.parameters) data.parameters = []; | ||
let result = ''; | ||
result += Number(data.id | 0) | ||
.toString(16) | ||
.padStart(8, '0'); | ||
result += Number(data.epoch | 0) | ||
.toString(16) | ||
.padStart(8, '0'); | ||
for (let i = 0; i < numberParameters; i++) { | ||
let label = numberToLabel(i); | ||
result += int16ToHex(data.parameters[label]); | ||
} | ||
result += int16ToHex(data.eventId); | ||
result += int16ToHex(data.eventValue); | ||
result += int16ToHex(data.deviceId); | ||
result += calculateCheckDigit(result).toString(16).padStart(2, '0'); | ||
return result.toUpperCase(); | ||
}; |
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