58 lines
1.9 KiB
TypeScript
58 lines
1.9 KiB
TypeScript
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export default OakComponent({
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entity: 'wechatQrCode',
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projection: {
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id: 1,
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entity: 1,
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entityId: 1,
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type: 1, //类型
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ticket: 1,
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url: 1,
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buffer: 1,
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expired: 1,
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expiresAt: 1,
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applicationId: 1,
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},
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isList: false,
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formData: ({ data: wechatQrCode }) => {
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let qrCodeUrl = wechatQrCode?.url;
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const buffer = wechatQrCode?.buffer;
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if (buffer) {
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const newBuffer = new ArrayBuffer(buffer.length * 2);
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const newBufferToUint16 = new Uint16Array(newBuffer);
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for (let i = 0; i < buffer.length; i++) {
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newBufferToUint16[i] = buffer.charCodeAt(i);
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}
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if (process.env.OAK_PLATFORM === 'wechatMp') {
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const base64Str = wx.arrayBufferToBase64(newBufferToUint16 as unknown as ArrayBuffer);
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qrCodeUrl = 'data:image/png;base64,' + base64Str;
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} else {
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let binary = '';
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const bytes = new Uint8Array(newBufferToUint16);
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const len = bytes.byteLength;
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for (let i = 0; i < len; i++) {
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binary += String.fromCharCode(bytes[i]);
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}
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const base64Str = window.btoa(binary);
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qrCodeUrl = 'data:image/png;base64,' + base64Str;
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}
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if (process.env.NODE_ENV === 'development') {
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console.warn('使用微信api生成二维码，不支持二维码颜色更换[color、bgColor]')
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}
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}
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return {
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entity: wechatQrCode?.entity,
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url: qrCodeUrl,
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expired: wechatQrCode?.expired,
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expiresAt: wechatQrCode?.expiresAt,
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};
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},
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properties: {
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disableDownload: false,
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size: 280,
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disabled: false,
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color: '#000000',
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bgColor: '#ffffff',
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}
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}); |