wechaty-puppet-padplus
Version:
Puppet Padplus for Wechaty
47 lines • 2.32 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
// The npm package of my best choice for QR code decoding on Angular SPA
// https://dev.to/j_sakamoto/the-npm-package-of-my-best-choice-for-qr-code-decoding-on-angular-spa-4747?returning-user=true
const jimp_1 = __importDefault(require("jimp"));
const jsqr_1 = __importDefault(require("jsqr"));
function fileBoxToQrcode(file) {
return __awaiter(this, void 0, void 0, function* () {
const future = new Promise((resolve, reject) => __awaiter(this, void 0, void 0, function* () {
yield jimp_1.default.read(yield file.toBuffer()).then(image => {
const qrCodeImageArray = new Uint8ClampedArray(image.bitmap.data.buffer);
const qrCodeResult = jsqr_1.default(qrCodeImageArray, image.bitmap.width, image.bitmap.height);
if (qrCodeResult) {
return resolve(qrCodeResult.data);
}
else {
return reject(new Error('WXGetQRCode() qrCode decode fail'));
}
}).catch(err => {
if (err) {
return reject(err);
}
});
}));
try {
const qrCode = yield future;
return qrCode;
}
catch (e) {
throw new Error('no qrcode in image: ' + e.message);
}
});
}
exports.default = fileBoxToQrcode;
//# sourceMappingURL=file-box-to-qrcode.js.map