#7_write_simple_data.js

/**
 * 
 * @param {Object} el 
 * @param {string} el.key
 * @param {number} el.value 
 * @returns 
 */
const createSimpleRow = (el) => ({
  key: el.key,
  data: {
    [COLUMN_FAMILY_ID_1]: {
      [COLUMN_QUALIFIER_1]: {
        timestamp: new Date(),
        value: el.value,
      },
    },
  },
});

/**
 * 
 * @param {Table} table 
 */
const writeData = async (table) => {
  let data, rowsToInsert;

  // Write first set of data
  data = [{ key: 'a', value: 1 }, { key: 'b', value: 2 }, { key: 'c', value: 3 }, { key: 'd', value: 4 }, { key: 'e', value: 5 }];
  rowsToInsert = data.map(createSimpleRow);
  await table.insert(rowsToInsert);

  sleep(250);
  data = [{ key: 'e', value: 10 }];
  rowsToInsert = data.map(createSimpleRow);
  await table.insert(rowsToInsert);
}