Function convertCellToBlock

packages/convert/src/marimo-to-deepnote.ts:503–554

(
  cell: MarimoCell,
  index: number,
  idGenerator: () => string,
  outputs?: JupyterOutput[]
)

}

function convertCellToBlock(
  cell: MarimoCell,
  index: number,
  idGenerator: () => string,
  outputs?: JupyterOutput[]
): DeepnoteBlock {
  let blockType: 'code' | 'markdown' | 'sql'
  if (cell.cellType === 'markdown') {
    blockType = 'markdown'
  } else if (cell.cellType === 'sql') {
    blockType = 'sql'
  } else {
    blockType = 'code'
  }

  const metadata: Record<string, unknown> = {}

  // Preserve Marimo-specific info in metadata
  if (cell.dependencies && cell.dependencies.length > 0) {
    metadata.marimo_dependencies = cell.dependencies
  }
  if (cell.exports && cell.exports.length > 0) {
    metadata.marimo_exports = cell.exports
  }
  if (cell.hidden) {
    metadata.is_code_hidden = true
  }
  if (cell.disabled) {
    metadata.marimo_disabled = true
  }
  if (cell.functionName && cell.functionName !== '__') {
    metadata.marimo_function_name = cell.functionName
  }

  // For SQL blocks, set the variable name from exports if available
  if (cell.cellType === 'sql' && cell.exports && cell.exports.length > 0) {
    metadata.deepnote_variable_name = cell.exports[0]
  }

  const block = {
    blockGroup: idGenerator(),
    content: cell.content,
    id: idGenerator(),
    metadata: Object.keys(metadata).length > 0 ? metadata : {},
    sortingKey: generateSortingKey(index),
    type: blockType,
    // Add outputs if available (for code and SQL blocks)
    ...(outputs && outputs.length > 0 && (blockType === 'code' || blockType === 'sql') ? { outputs } : {}),
  } as DeepnoteBlock

  return block
}