39 lines
1.0 KiB
JavaScript
39 lines
1.0 KiB
JavaScript
var Packet = require('../packets/packet');
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function TextRow(columns)
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{
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this.columns = columns || [];
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}
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TextRow.fromPacket = function(packet) {
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//packet.reset(); // set offset to starting point?
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var columns = [];
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while(packet.haveMoreData()) {
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columns.push(packet.readLengthCodedString());
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}
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return new TextRow(columns);
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};
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TextRow.toPacket = function(column) {
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var sequenceId = 0; // TODO remove, this is calculated now in connecton
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var buffer, packet;
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var length = 0;
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column.forEach(function(val) {
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if (val === null || typeof(val) == 'undefined') return ++length;
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var str = val.toString(10);
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length += Packet.lengthCodedNumberLength(str);
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length += str.length;
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});
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buffer = new Buffer(length+4);
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packet = new Packet(sequenceId, buffer);
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packet.offset = 4;
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column.forEach(function(val) {
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if (val === null) return packet.writeNull();
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if (typeof val == 'undefined') return packet.writeInt8(0);
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packet.writeLengthCodedString(val.toString(10));
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});
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return packet;
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};
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module.exports = TextRow;
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