45 lines
1.1 KiB
JavaScript
45 lines
1.1 KiB
JavaScript
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var QRCode = require('./../vendor/QRCode'),
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QRErrorCorrectLevel = require('./../vendor/QRCode/QRErrorCorrectLevel'),
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black = "\033[40m \033[0m",
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white = "\033[47m \033[0m",
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toCell = function (isBlack) {
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return isBlack ? black : white;
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},
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repeat = function (color) {
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return {
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times: function (count) {
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return new Array(count).join(color);
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}
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};
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};
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module.exports = {
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error: QRErrorCorrectLevel.L,
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generate: function (input, cb) {
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var qrcode = new QRCode(-1, this.error);
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qrcode.addData(input);
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qrcode.make();
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var output = '',
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border = repeat(white).times(qrcode.getModuleCount() + 3);
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output += border + '\n';
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qrcode.modules.forEach(function (row) {
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output += white;
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output += row.map(toCell).join('');
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output += white + '\n';
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});
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output += border;
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if (cb) cb(output);
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else console.log(output);
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},
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setErrorLevel: function (error) {
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this.error = QRErrorCorrectLevel[error] || this.error;
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}
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};
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