26 lines
931 B
JavaScript
26 lines
931 B
JavaScript
module.exports = {
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returnShortId: function (claimsArray, longId) {
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let claimIndex;
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let shortId = longId.substring(0, 1); // default short id is the first letter
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let shortIdLength = 0;
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// find the index of this claim id
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claimIndex = claimsArray.findIndex(element => {
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return element.claimId === longId;
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});
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if (claimIndex < 0) {
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throw new Error('claim id not found in claims list');
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}
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// get an array of all claims with lower height
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let possibleMatches = claimsArray.slice(0, claimIndex);
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// remove certificates with the same prefixes until none are left.
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while (possibleMatches.length > 0) {
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shortIdLength += 1;
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shortId = longId.substring(0, shortIdLength);
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possibleMatches = possibleMatches.filter(element => {
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return (element.claimId && (element.claimId.substring(0, shortIdLength) === shortId));
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});
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}
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return shortId;
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},
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};
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