How to use the @esri/solution-common.getItemBase function in @esri/solution-common

return new Promise((resolve, reject) => {
    if (!itemId) {
      reject("Item's ID is not defined");
      return;
    }

    // Get the item information
    const itemBaseDef = common.getItemBase(itemId, sourceAuthentication);
    const itemDataDef = new Promise((resolve2, reject2) => {
      // tslint:disable-next-line: no-floating-promises
      itemBaseDef.then(
        // any error fetching item base will be handled via Promise.all later
        (itemBase: any) => {
          common
            .getItemDataAsFile(itemId, itemBase.name, sourceAuthentication)
            .then(resolve2, (error: any) => reject2(JSON.stringify(error)));
        }
      );
    });
    const itemMetadataDef = common.getItemMetadataAsFile(
      itemId,
      sourceAuthentication
    );
    const itemResourcesDef = common.getItemResourcesFiles(

return new Promise((resolve, reject) => {
    if (!itemId) {
      reject("Item's ID is not defined");
      return;
    }

    // Get the item information
    const itemBaseDef = common.getItemBase(itemId, authentication);
    const itemDataDef = new Promise((resolve2, reject2) => {
      // tslint:disable-next-line: no-floating-promises
      itemBaseDef.then(
        // any error fetching item base will be handled via Promise.all later
        (itemBase: any) => {
          common
            .getItemDataAsFile(itemId, itemBase.name, authentication)
            .then(resolve2, (error: any) => reject2(JSON.stringify(error)));
        }
      );
    });
    const itemThumbnailDef = new Promise((resolve3, reject3) => {
      // tslint:disable-next-line: no-floating-promises
      itemBaseDef.then(
        // any error fetching item base will be handled via Promise.all later
        (itemBase: any) => {

return new Promise((resolve, reject) => {
    if (!itemId) {
      reject("Item's ID is not defined");
      return;
    }

    // Get the item information
    const itemBaseDef = solutionCommon.getItemBase(itemId, authentication);
    const itemDataDef = new Promise((resolve2, reject2) => {
      // tslint:disable-next-line: no-floating-promises
      itemBaseDef.then(
        // any error fetching item base will be handled via Promise.all later
        (itemBase: any) => {
          solutionCommon
            .getItemDataAsFile(itemId, itemBase.name, authentication)
            .then(resolve2, (error: any) => reject2(error));
        }
      );
    });
    const itemThumbnailDef = new Promise((resolve3, reject3) => {
      // tslint:disable-next-line: no-floating-promises
      itemBaseDef.then(
        // any error fetching item base will be handled via Promise.all later
        (itemBase: any) => {

return new Promise((resolve, reject) => {
    if (!itemId) {
      reject("Item's ID is not defined");
      return;
    }

    // Get the item information
    const itemBaseDef = common.getItemBase(itemId, authentication);
    const itemDataDef = new Promise((resolve2, reject2) => {
      // tslint:disable-next-line: no-floating-promises
      itemBaseDef.then(
        // any error fetching item base will be handled via Promise.all later
        (itemBase: any) => {
          common
            .getItemDataAsFile(itemId, itemBase.name, authentication)
            .then(resolve2, (error: any) => reject2(JSON.stringify(error)));
        }
      );
    });
    const itemMetadataDef = common.getItemMetadataAsFile(
      itemId,
      authentication
    );
    const itemResourcesDef = common.getItemResourcesFiles(