chat-about-video/dist/azure/index.js

Chat about a video clip using ChatGPT hosted in OpenAI or Azure, or Gemini provided by Google

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.createAzureBlobStorageFileBatchUploader = void 0;
const tslib_1 = require("tslib");
const storage_blob_1 = require("@azure/storage-blob");
const promise_utils_1 = require("@handy-common-utils/promise-utils");
const promises_1 = tslib_1.__importDefault(require("node:fs/promises"));
const node_path_1 = tslib_1.__importDefault(require("node:path"));
async function generateDownloadUrl(blockBlobClient, expirationSeconds) {
    const url = await blockBlobClient.generateSasUrl({
        expiresOn: new Date(Date.now() + expirationSeconds * 1000),
        permissions: storage_blob_1.BlobSASPermissions.parse('r'),
    });
    return url;
}
function createAzureBlobStorageFileBatchUploader(blobServiceClient, expirationSeconds, parallelism = 3) {
    return async (dir, relativePaths, containerName, blobPathPrefix) => {
        const containerClient = blobServiceClient.getContainerClient(containerName);
        if (!(await containerClient.exists())) {
            await containerClient.create();
        }
        const blobNames = relativePaths.map((relativePath) => `${blobPathPrefix}${relativePath}`);
        // Upload each file to the container
        const downloadUrls = await (0, promise_utils_1.withConcurrency)(parallelism, relativePaths, async (fileName, i) => {
            const blobName = blobNames[i];
            const blockBlobClient = containerClient.getBlockBlobClient(blobName);
            // Read the file as a buffer
            const fileContent = await promises_1.default.readFile(node_path_1.default.join(dir, fileName));
            // Upload the buffer to Azure Blob Storage
            await blockBlobClient.upload(fileContent, fileContent.length, {
                blobHTTPHeaders: { blobContentType: 'application/octet-stream' },
            });
            return generateDownloadUrl(blockBlobClient, expirationSeconds);
        });
        return {
            downloadUrls,
            cleanup: () => (0, promise_utils_1.inParallel)(parallelism, blobNames, async (blobName) => {
                const blockBlobClient = containerClient.getBlockBlobClient(blobName);
                await blockBlobClient.delete();
            }),
        };
    };
}
exports.createAzureBlobStorageFileBatchUploader = createAzureBlobStorageFileBatchUploader;