@sanity/import/dist/batchDocuments.js

Import documents to a Sanity dataset

const MAX_PAYLOAD_SIZE = 1024 * 256 // 256KB
;
function batchDocuments(docs) {
    let currentBatch = [];
    let currentBatchSize = 0;
    const batches = [
        currentBatch
    ];
    for (const doc of docs){
        const docSize = JSON.stringify(doc).length;
        const newBatchSize = currentBatchSize + docSize;
        // If this document pushes us over the max payload size, start a new batch
        if (currentBatchSize > 0 && newBatchSize > MAX_PAYLOAD_SIZE) {
            currentBatch = [
                doc
            ];
            currentBatchSize = docSize;
            batches.push(currentBatch);
            continue;
        }
        // If this document *alone* is over the max payload size, try to allow it
        // on it's own. Server has slightly higher payload size than defined here
        if (docSize > MAX_PAYLOAD_SIZE) {
            if (currentBatchSize === 0) {
                // We're alone in a new batch, so push this doc into it and start a new
                // one for the next document in line
                currentBatch.push(doc);
                currentBatchSize = docSize;
                currentBatch = [];
                batches.push(currentBatch);
                continue;
            }
            // Batch already has documents, so "close" that batch off and push this
            // huge document into it's own batch
            currentBatch = [];
            currentBatchSize = 0;
            batches.push([
                doc
            ], currentBatch);
        }
        // Otherwise, we should be below the max size, so push this document into
        // the batch and increase the size of it to match
        currentBatch.push(doc);
        currentBatchSize += docSize;
    }
    return batches;
}
export { batchDocuments };

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