35 lines
1.2 KiB
TypeScript
35 lines
1.2 KiB
TypeScript
/*
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* Copyright 2025 coze-dev Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { REPORT_EVENTS as ReportEventNames } from '@coze-arch/report-events';
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import { CustomError } from '@coze-arch/bot-error';
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export const getBase64 = (file: Blob): Promise<string> =>
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new Promise((resolve, reject) => {
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const fileReader = new FileReader();
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fileReader.onload = event => {
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const result = event.target?.result;
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if (!result || typeof result !== 'string') {
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reject(
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new CustomError(ReportEventNames.parmasValidation, 'file read fail'),
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);
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return;
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}
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resolve(result.replace(/^.*?,/, ''));
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};
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fileReader.readAsDataURL(file);
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});
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