# Source: brokers/commandBroker.js

    /**
     * @file commandBroker.js
     * @module commandBroker
     * @description Executes commands by calling the appropriate command-function from the commandLibrary,
     * which will actually be stored functions on the D-Data structure.
     * @requires module:ruleBroker
     * @requires module:commandsLibrary
     * @requires module:configurator
     * @requires module:loggers
     * @requires module:data
     * @requires module:queue
     * @requires module:stack
     * @requires {@link https://www.npmjs.com/package/haystacks|haystacks}
     * @requires {@link https://www.npmjs.com/package/@haystacks/constants|@haystacks/constants}
     * @requires {@link https://www.npmjs.com/package/path|path}
     * @author Seth Hollingsead
     * @date 2022/02/02
     * @copyright Copyright © 2022-… by Seth Hollingsead. All rights reserved
     */

    // Internal imports
    import ruleBroker from './ruleBroker.js';
    import commandsLibrary from '../commandsBlob/commandsLibrary.js';
    import configurator from '../executrix/configurator.js';
    import loggers from '../executrix/loggers.js';
    import D from '../structures/data.js';
    import queue from '../structures/queue.js';
    import stack from '../structures/stack.js';
    // External imports
    import hayConst from '@haystacks/constants';
    import path from 'path';

    const {bas, biz, cfg, gen, msg, num, sys, wrd} = hayConst;
    const baseFileName = path.basename(import.meta.url, path.extname(import.meta.url));
    // brokers.commandBroker.
    const namespacePrefix = wrd.cbrokers + bas.cDot + baseFileName + bas.cDot;

    /**
     * @function bootStrapCommands
     * @description Captures all of the commands string-to-function cal map data in the commandsLibrary and migrates that dat a to the D-data structure.
     * This is important now because we are going to allow the client to define their own commands separate from the system defined commands.
     * So we need a way to merge al the client defined and system defined commands into one location.
     * Then the command broker will execute commands rom the D-Data structure and not the commands library per-say.
     * This will allow the system to expand much more dynamically and even be user-defined & flexible to client needs.
     * @return {void}
     * @author Seth Hollingsead
     * @date 2022/02/02
     */
    async function bootStrapCommands() {
      let functionName = bootStrapCommands.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      await commandsLibrary.initCommandsLibrary();
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
    }

    /**
     * @function addClientCommands
     * @description Merges client defined commands with the system defined commands.
     * @param {array<object>} clientCommands The client rules that should be merged with the system rules.
     * @return {void}
     * @author Seth Hollingsead
     * @date 2022/02/02
     */
    async function addClientCommands(clientCommands) {
      let functionName = addClientCommands.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // Object.assign(D[wrd.cCommands], clientCommands);
      // D[wrd.cCommands] = {...D[wrd.cCommands], Object.keys(clientCommands): clientCommands[Object.keys(clientCommands)]};
      for (const [key, value] of Object.entries(clientCommands)) {
        // console.log('%%%%%%%%%%%%%%%%%% ---- >>>>>>>>> key is: ' + key);
        D[wrd.cCommands] = {...D[wrd.cCommands], [`${key}`]: value};
      } // End-for (const [key, value] of Object.entries(clientCommands))
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
    }

    /**
     * @function getValidCommand
     * @description Parses the command string and returns an array that can be used to
     * enqueue or execute that command. Useful for determining if a command is a valid command and
     * working with multiple levels of delimiters for nested command calls, looking up a command alias, etc...
     * @param {string} commandString The command string that should be parsed for a valid command.
     * @param {string} commandDelimiter The delimiter that should be used to parse the command line.
     * @return {boolean|string} False if the command is not valid, otherwise it returns the command string.
     * @author Seth Hollingsead
     * @date 2022/02/02
     */
    async function getValidCommand(commandString, commandDelimiter) {
      let functionName = getValidCommand.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // commandString is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringIs + commandString);
      // commandDelimiter is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandDelimiterIs + commandDelimiter);
      let returnData = false;
      let foundValidCommand = false;
      let commandToExecute, commandArgs;
      let commandArgsDelimiter = commandDelimiter;
      if (commandDelimiter === null || commandDelimiter !== commandDelimiter || commandDelimiter === undefined) {
        commandArgsDelimiter = bas.cSpace;
      }
      if (commandString && commandString.includes(commandArgsDelimiter) === true) {
        commandArgs = commandString.split(commandArgsDelimiter);
        commandToExecute = commandArgs[0];
      } else {
        commandToExecute = commandString;
      }
      // commandString is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringIs + commandString);
      // commandToExecute is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandToExecuteIs + commandToExecute);
      if (commandString) {
        if (D[wrd.cCommands][commandToExecute] !== undefined) {
          returnData = commandToExecute;
        } else { // else-clause if (D[wrd.cCommands][commandToExecute] !== undefined)
          // else-clause looking for command aliases.
          await loggers.consoleLog(namespacePrefix + functionName, msg.celseClauseLookingForCommandAliases);
          // NOTE: It could be that the user entered a command alias, so we will need to search through all of the command aliases,
          // to see if we can find a match, then get the actual command that should be executed.
          let allCommandAliases = D[sys.cCommandsAliases];
          // allCommandAliases is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.callCommandAliasesIs + JSON.stringify(allCommandAliases));
          // Search through the data structure recursively to see if we can find the command or command alias.
          foundValidCommand = await searchCommandAlias(allCommandAliases, commandToExecute);
          // foundValidCommand is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.cfoundValidCommandIs + JSON.stringify(foundValidCommand));
          // Check if we found a valid command and return it if we did,
          // or pop a message to indicate the command was not found.
          if (foundValidCommand === false) {
            // WARNING: The specified command:
            // does not exist, please try again!
            console.log(msg.cWarningTheSpecifiedCommand + commandToExecute + msg.cdoesNotExistPleaseTryAgain + bas.cSpace + num.c1);
          } else {
            returnData = foundValidCommand[wrd.cName];
          }
        } // End-else
      } else {
        // Looks like the user entered something undefined: Pop the standard error message:
        // WARNING: The specified command:
        // does not exist, please try again!
        console.log(msg.cWarningTheSpecifiedCommand + commandToExecute + msg.cdoesNotExistPleaseTryAgain);
      }
      await loggers.consoleLog(namespacePrefix + functionName, msg.creturnDataIs + JSON.stringify(returnData));
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
      return returnData;
    }

    /**
     * @function countMatchingCommandAlias
     * @description This is a recursive function that searches through all teh command aliases
     * data structures and counts the number of command aliases that match the input alias.
     * @param {object} commandAliasData The command alias data that should be searched recursively for the specified command alias.
     * @param {string} commandAliasName The command alias name/string that should be searched for and counted when matches are found.
     * @return {integer} The count of the number of command aliases that match the given input alias.
     * @author Seth Hollingsead
     * @date 2022/06/06
     */
    async function countMatchingCommandAlias(commandAliasData, commandAliasName) {
      let functionName = countMatchingCommandAlias.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // commandAliasData is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasDataIs + JSON.stringify(commandAliasData));
      // commandAliasName is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasNameIs + commandAliasName);
      let commandAliasCount = 0;
      if (typeof commandAliasData === wrd.cobject) {
        for (let commandAliasEntity in commandAliasData) {
          // commandAliasEntity is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasEntityIs + JSON.stringify(commandAliasEntity));
          // commandAliasEntityValue is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasEntityValueIs + JSON.stringify(commandAliasData[commandAliasEntity]));
          if (commandAliasEntity.toUpperCase() != commandAliasName.toUpperCase()) {
            if (commandAliasData[commandAliasEntity][wrd.cAliases] != undefined) {
              let aliasList = commandAliasData[commandAliasEntity][wrd.cAliases];
              let arrayOfAliases = aliasList.split(bas.cComa);
              for (const element of arrayOfAliases) {
                let currentAlias = element;
                await loggers.consoleLog(namespacePrefix + functionName, msg.ccurrentAliasIs + currentAlias);
                await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasNameIs + commandAliasName);
                if (commandAliasName === currentAlias) {
                  // Found a matching alias entry! 1
                  await loggers.consoleLog(namespacePrefix + functionName, msg.cFoundMatchingAliasEntry1);
                  commandAliasCount = commandAliasCount + 1;
                  // Don't break, continue searching, so we get a full count of any duplicates found.
                }
              } // End-for (const element of arrayOfAliases)
            } else {
              let tempCommandAliasCount = await countMatchingCommandAlias(commandAliasData[commandAliasEntity], commandAliasName);
              // tempCommandAliasCount is:
              await loggers.consoleLog(namespacePrefix + functionName, msg.ctempCommandAliasCountIs + tempCommandAliasCount);
              if (tempCommandAliasCount > 0) {
                // adding commandAliasCount:
                await loggers.consoleLog(namespacePrefix + functionName, msg.caddingCommandAliasCount + commandAliasCount);
                commandAliasCount = commandAliasCount + tempCommandAliasCount;
                // After adding commandAliasCount and tempCommandAliasCount:
                await loggers.consoleLog(namespacePrefix + functionName, msg.cAfterAddingCommandAliasCountAndTempCommandAliasCount + commandAliasCount);
                // Don't break, continue searching, so we get a full count of any duplicates found.
              } // End-if (tempCommandAliasCount > 0)
            }
          } else if (commandAliasEntity.toUpperCase() === commandAliasName.toUpperCase()) {
            // Found a matching entry! 2
            await loggers.consoleLog(namespacePrefix + functionName, msg.cFoundMatchingAliasEntry2);
            commandAliasCount = commandAliasCount + 1;
            // Don't break, continue searching, so we get a full count of any duplicates found.
          }
        } // End-for (let commandAliasEntity in commandAliasData)
      } // End-if (typeof commandAliasData === wrd.cobject)
      // commandAliasCount is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasCountIs + JSON.stringify(commandAliasCount));
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
      return commandAliasCount;
    }

    /**
     * @function searchCommandAlias
     * @description This is a recursive function that searches through all the command aliases
     * data structures and returns the one command data object that matches the input name.
     * @param {object} commandAliasData The command alias data that should be searched recursively for the specified command alias.
     * @param {string} commandAliasName The command alias name/string that should be found.
     * @return {object} The command object that corresponds to the input command alias name.
     * @author Seth Hollingsead
     * @date 2022/05/27
     */
    async function searchCommandAlias(commandAliasData, commandAliasName) {
      let functionName = searchCommandAlias.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // commandAliasData is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasDataIs + JSON.stringify(commandAliasData));
      // commandAliasName is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasNameIs + commandAliasName);
      let commandAliasObject = false;
      if (typeof commandAliasData === wrd.cobject) {
        for (let commandAliasEntity in commandAliasData) {
          // commandAliasEntity is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasEntityIs + JSON.stringify(commandAliasEntity));
          // commandAliasEntityValue is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasEntityValueIs + JSON.stringify(commandAliasData[commandAliasEntity]));
          if (commandAliasEntity.toUpperCase() != commandAliasName.toUpperCase()) {
            if (commandAliasData[commandAliasEntity][wrd.cAliases] != undefined) {
              let aliasList = commandAliasData[commandAliasEntity][wrd.cAliases];
              let arrayOfAliases = aliasList.split(bas.cComa);
              for (const element of arrayOfAliases) {
                let currentAlias = element;
                if (commandAliasName === currentAlias ||
                commandAliasName === bas.cDash + currentAlias ||
                commandAliasName === bas.cDoubleDash + currentAlias ||
                commandAliasName === bas.cForwardSlash + currentAlias ||
                commandAliasName === bas.cBackSlash + currentAlias ||
                commandAliasName.toUpperCase() === currentAlias.toUpperCase() ||
                commandAliasName.toUpperCase() === bas.cDash + currentAlias.toUpperCase() ||
                commandAliasName.toUpperCase() === bas.cDoubleDash + currentAlias.toUpperCase() ||
                commandAliasName.toUpperCase() === bas.cForwardSlash + currentAlias.toUpperCase() ||
                commandAliasName.toUpperCase() === bas.cBackSlash + currentAlias.toUpperCase() ||
                commandAliasName.toLowerCase() === currentAlias.toLowerCase() ||
                commandAliasName.toLowerCase() === bas.cDash + currentAlias.toLowerCase() ||
                commandAliasName.toLowerCase() === bas.cDoubleDash + currentAlias.toLowerCase() ||
                commandAliasName.toLowerCase() === bas.cForwardSlash + currentAlias.toLowerCase() ||
                commandAliasName.toLowerCase() === bas.cBackSlash + currentAlias.toLowerCase()) {
                  // Found a matching alias entry!
                  await loggers.consoleLog(namespacePrefix + functionName, msg.cFoundMatchingAliasEntry1);
                  commandAliasObject = commandAliasData[commandAliasEntity];
                  break;
                }
              } // End-for (const element of arrayOfAliases)
            } else {
              let commandAliasesObjectTemp = await searchCommandAlias(commandAliasData[commandAliasEntity], commandAliasName);
              // commandAliasesObjectTemp is:
              await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasesObjectTempIs + JSON.stringify(commandAliasesObjectTemp));
              if (commandAliasesObjectTemp) {
                commandAliasObject = commandAliasesObjectTemp;
                break;
              } // End-if (commandAliasesObjectTemp)
            }
          } else if (commandAliasEntity.toUpperCase() === commandAliasName.toUpperCase()) {
            // Found a matching entry!
            await loggers.consoleLog(namespacePrefix + functionName, msg.cFoundMatchingAliasEntry2);
            commandAliasObject = commandAliasData[commandAliasEntity];
            break;
          }
        } // End-for (let commandAliasEntity in commandAliasData)
      } // End-if (typeof commandAliasData === wrd.cobject)
      // commandAliasObject is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasObjectIs + JSON.stringify(commandAliasObject));
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
      return commandAliasObject;
    }

    /**
     * @function getAllCommandAliasData
     * @description Recursively gets all of the commands alias data from all levels and flattens them into a single array for printing out to the help command.
     * @param {object} commandAliasDataStructure The command alias data structure that should be recursively flattened into a single array for output.
     * If the input is undefined then the main CommandsAliases data structure will be used at the root of the command aliases data hive.
     * @return {array<string>|boolean} An array of all the command aliases currently needing to be flattened or
     * a boolean True or False to indicate that a leaf-node has been found by the recursive caller.
     * @author Seth Hollingsead
     * @date 2022/05/27
     */
    async function getAllCommandAliasData(commandAliasDataStructure) {
      let functionName = getAllCommandAliasData.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // commandAliasDataStructure is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasDataStructureIs + JSON.stringify(commandAliasDataStructure));
      let allCommandsData = false;
      let internalCommandAliasDataStructure;
      if (commandAliasDataStructure === undefined) {
        internalCommandAliasDataStructure = JSON.parse(JSON.stringify(D[sys.cCommandsAliases]));
      } else {
        internalCommandAliasDataStructure = JSON.parse(JSON.stringify(commandAliasDataStructure));
      }
      // internalCommandAliasDataStructure is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.cinternalCommandAliasDataStructureIs + JSON.stringify(internalCommandAliasDataStructure));
      if (typeof internalCommandAliasDataStructure === wrd.cobject) {
        allCommandsData = [];
        for (let commandAliasEntity in internalCommandAliasDataStructure) {
          // commandAliasEntity is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasEntityIs + JSON.stringify(commandAliasEntity));
          // internalCommandAliasDataStructure[commandAliasEntity] is:
          await loggers.consoleLog(namespacePrefix + functionName, msg.cinternalCommandAliasDataStructureCommandAliasEntityIs + JSON.stringify(internalCommandAliasDataStructure[commandAliasEntity]));
          if (typeof internalCommandAliasDataStructure[commandAliasEntity] === wrd.cobject) {
            // internalCommandAliasDataStructure[commandAliasEntity] is of type object!
            await loggers.consoleLog(namespacePrefix + functionName, msg.cgetAllCommandAliasDataMessage01);
            let allCommandAliasesTemp;
            allCommandAliasesTemp = await getAllCommandAliasData(internalCommandAliasDataStructure[commandAliasEntity]);
            // allCommandAliasesTemp returned from the recursive call is:
            await loggers.consoleLog(namespacePrefix + functionName, msg.callCommandAliasesTempReturnedFromRecursiveCallIs + JSON.stringify(allCommandAliasesTemp));
            if (allCommandAliasesTemp === false) {
              // The recursive call returned false, so push the current entity to the output array!
              await loggers.consoleLog(namespacePrefix + functionName, msg.cgetAllCommandAliasDataMessage02);
              allCommandsData.push(internalCommandAliasDataStructure);
              // allCommandsData after pushing to the array is:
              await loggers.consoleLog(namespacePrefix + functionName, msg.callCommandsDataAfterPushingToTheArrayIs + JSON.stringify(allCommandsData));
              break;
            } else {
              allCommandsData = await ruleBroker.processRules([allCommandsData, allCommandAliasesTemp], [biz.cobjectDeepMerge]);
            }
          } else {
            allCommandsData = false; // Reset it, because it was reinitalized to an array.
          }
        } // End-for (let commandAliasEntity in internalCommandAliasDataStructure)
      } // End-if (typeof internalCommandAliasDataStructure === wrd.cobject)
      // allCommandsData is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.callCommandsDataIs + JSON.stringify(allCommandsData));
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
      return allCommandsData;
    }

    /**
     * @function getCommandNamespaceDataObject
     * @description Recursively scans through the entire command alias data structure looking for an object that matches the input namespace name.
     * When that namespace is found, the entire object is returned.
     * @param {object} commandAliasDataStructure The command alias data structure that should be recursively searched for the namespace specified.
     * if the input is undefined then the main cCommandsAliases data structure will be used at the root of the CommandAliases data hive.
     * @param {string} namespaceToFind The namespace to look for in the command alias metaData data structure.
     * @return {object|boolean} The namespace object if it is found, or False if the namespace object was not found.
     * @author Seth Hollingsead
     * @date 2022/05/27
     */
    async function getCommandNamespaceDataObject(commandAliasDataStructure, namespaceToFind) {
      let functionName = getCommandNamespaceDataObject.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // commandAliasDataStructure is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasDataStructureIs + JSON.stringify(commandAliasDataStructure));
      // namespaceToFind is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.cnamespaceToFindIs + namespaceToFind);
      let namespaceCommandsObject = false;
      if (commandAliasDataStructure === undefined) {
        commandAliasDataStructure = D[sys.cCommandsAliases];
      }
      for (let commandAliasEntity in commandAliasDataStructure) {
        // commandAliasEntity is:
        await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasEntityIs + JSON.stringify(commandAliasEntity));
        // commandAliasDataStructure[commandAliasEntity] is:
        await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandAliasDataStructureCommandAliasEntityIs + JSON.stringify(commandAliasDataStructure[commandAliasEntity]));
        if (commandAliasEntity === namespaceToFind) {
          namespaceCommandsObject = commandAliasDataStructure[commandAliasEntity];
          break;
        } else if (typeof commandAliasDataStructure[commandAliasEntity] === wrd.cobject) {
          // Search recursively
          let namespaceCommandsTempObject = await getCommandNamespaceDataObject(commandAliasDataStructure[commandAliasEntity], namespaceToFind);
          if (namespaceCommandsTempObject !== false) {
            // Then we must have found the namespace object we were looking for in the recursion call.
            // Just return it, and skip out of the loop.
            namespaceCommandsObject = namespaceCommandsTempObject;
            break;
          }
        }
      } // End-for (let commandAliasEntity in commandAliasDataStructure)
      // namespaceCommandsObject is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.cnamespaceCommandsObjectIs + JSON.stringify(namespaceCommandsObject));
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
      return namespaceCommandsObject;
    }

    /**
     * @function getCommandArgs
     * @description Gets the arguments of the current command.
     * @param {string} commandString The command string that should be parsed fro command arguments.
     * @param {string} commandDelimiter The delimiter that should be used to parse the command line.
     * @return {array<boolean|string|integer>} Any array of arguments, some times these might actually be nested command calls.
     * @author Seth Hollingsead
     * @date 2022/02/02
     */
    async function getCommandArgs(commandString, commandDelimiter) {
      let functionName = getCommandArgs.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // commandString is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringIs + commandString);
      // commandDelimiter is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandDelimiterIs + commandDelimiter);
      let returnData = false;
      let commandArgsDelimiter = commandDelimiter;
      let isOddRule = [biz.cisOdd];
      let replaceCharacterAtIndexRule = [biz.creplaceCharacterAtIndex];
      let replaceTildesWithSingleQuoteRule = [biz.creplaceCharacterWithCharacter];
      let stringLiteralCommandDelimiterAdded = false;
      let secondaryCommandArgsDelimiter = await configurator.getConfigurationSetting(wrd.csystem, cfg.csecondaryCommandDelimiter);
      if (commandDelimiter === null || commandDelimiter !== commandDelimiter || commandDelimiter === undefined) {
        commandArgsDelimiter = bas.cSpace;
      }
      if (commandString.includes(commandArgsDelimiter) === true) {
        // NOTE: All commands that enqueue or execute commands need to pass through this function.
        // There is a case where the user might pass a string with spaces or other code/syntax.
        // So we need to split first by single character string delimiters and parse the
        // non-string array elements to parse command arguments without accidentally parsing string literal values as command arguments.
        if (commandString.includes(bas.cBackTickQuote) === true) {
          // commandString contains either a singleQuote or a backTickQuote
          await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringContainsEitherSingleQuoteOrBackTickQuote);
          let preSplitCommandString;
          if (commandString.includes(bas.cBackTickQuote) === true) {
            // commandString contains a singleQuote!
            await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringContainsSingleQuote);
            // NOTE: We cannot actually just replace ach single quote, we need to tag each single quote in pairs of 2.
            // The first one should be post-tagged, i.e. replace "'" with "'~" and the second should be pre-tagged i.e. replace "'" with "~'".
            // Then if there are more single quotes, the thirst post-tagged, i.e. replace "'" with "'~", etc...
            let numberOfSingleQuotes = commandString.split(bas.cBackTickQuote).length - 1;
            // Determine if the number of single quotes is odd or even?
            // About to call the rule broker to process on the number of single quotes and determine if it-be even or odd.
            await loggers.consoleLog(namespacePrefix + functionName, msg.cgetCommandArgsMessage1 + sys.cgetCommandArgsMessage2);
            if (numberOfSingleQuotes >= 2 && await ruleBroker.processRules([numberOfSingleQuotes, ''], isOddRule) === false) {
              // numberOfSingleQuotes is >= 2 & the numberOfSingleQuotes is EVEN! YAY!
              await loggers.consoleLog(namespacePrefix + functionName, msg.cnumberOfSingleQuotesIsEven);
              let indexOfStringDelimiter;
              for (let i = 0; i < numberOfSingleQuotes; i++) {
                // Iterate over each one and if they are even or odd we will change how we replace ach single quote character as described above.
                if (i === 0) {
                  // Get the index of the first string delimiter.
                  indexOfStringDelimiter = commandString.indexOf(bas.cBackTickQuote, 0);
                  // First index is:
                  await loggers.consoleLog(namespacePrefix + functionName, msg.cFirstIndexIs + indexOfStringDelimiter);
                  // commandString.replace(bas.cBackTickQuote, bas.cBackTickQuote + bas.cTilde);
                  // Rather than use the above, we will make a business rule o replace at index, the above replaces all isntances and we don't want that!
                  commandString = await ruleBroker.processRules([commandString, [indexOfStringDelimiter, bas.cBackTickQuote + bas.cTilde]], replaceCharacterAtIndexRule);
                  stringLiteralCommandDelimiterAdded = true;
                  // commandString after tagging the first string delimiter:
                  await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringAfterTaggingTheFirstStringDelimiter + commandString);
                } else {
                  indexOfStringDelimiter = commandString.indexOf(bas.cBackTickQuote, indexOfStringDelimiter + 1);
                  // Additional index is:
                  await loggers.consoleLog(namespacePrefix + functionName, msg.cAdditionalIndexIs + indexOfStringDelimiter);
                  // Determine if it is odd or even.
                  // NOTE: We start our count with 0 which would technically be our odd, then 1 should be even, but 1 is an odd number, so the logic here should actually be backwards.
                  // an even value for "i" would be the odd i-th delimiter value.
                  if (await ruleBroker.processRules([i.toString(), ''], isOddRule) === true) {
                    // We are on the odd index, 1, 3, 5, etc...
                    // odd index
                    await loggers.consoleLog(namespacePrefix + functionName, msg.coddIndex);
                    commandString = await ruleBroker.processRules([commandString, [indexOfStringDelimiter, bas.cTilde + bas.cBackTickQuote]], replaceCharacterAtIndexRule);
                    stringLiteralCommandDelimiterAdded = true;
                    // commandString after tagging an odd string delimiter:
                    await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringAfterTaggingAnOddStringDelimiter + commandString);
                  } else {
                    // We are on the even index 2, 4, 6, etc...
                    // even index
                    await loggers.consoleLog(namespacePrefix + functionName, msg.cevenIndex);
                    commandString = await ruleBroker.processRules([commandString, [indexOfStringDelimiter, bas.cBackTickQuote + bas.cTilde]], replaceCharacterAtIndexRule);
                    stringLiteralCommandDelimiterAdded = true;
                    // commandString after tagging an even string delimiter:
                    await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringAfterTaggingAnEvenStringDelimiter + commandString);
                  }
                }
              } // End-for (let i = 0; i < numberOfSingleQuotes; i++)
              preSplitCommandString = commandString.split(bas.cBackTickQuote);
              // Now we can check which segments of the array contain our Tilde character, since we used that to tag our single quotes.
              // And the array element that contains the Tilde tag we wil not split.
              // Ultimately everything needs to be returned as an array, make sure we trim the array elements so we don't get any empty array elements.
              // preSpitCommandString is:
              await loggers.consoleLog(namespacePrefix + functionName, msg.cpreSplitCommandStringIs + JSON.stringify(preSplitCommandString));
              for (let j = 0; j < preSplitCommandString.length; j++) {
                let preSplitCommandStringElement = preSplitCommandString[j];
                preSplitCommandStringElement = preSplitCommandStringElement.trim(); // Make sure to get rid of any white space on the ends of the string.
                let postSplitCommandString;
                if (j === 0) { // Make sure we re-initialize our return value to an array, since it was set first to a boolean value.
                  returnData = [];
                }
                if (preSplitCommandStringElement.includes(bas.cTilde) === false) {
                  postSplitCommandString = preSplitCommandStringElement.split(commandArgsDelimiter);
                  for (const element of postSplitCommandString) {
                    if (element !== '') {
                      // postSplitCommandString[k] is:
                      await loggers.consoleLog(namespacePrefix + functionName, msg.cpostSplitCommandStringIs + JSON.stringify(element));
                      returnData.push(element);
                      await loggers.consoleLog(namespacePrefix + functionName, msg.creturnDataIs + JSON.stringify(returnData));
                    } // End-if (postSplitCommandString[k] !== '')
                  } // End-for (const element of postSplitCommandString)
                } else {
                  // NOTE: We cannot just push the quoted string array back onto the array. Well we might be able to,
                  // but if the last character on the last element of the returnData array is a secondaryCommandArgsDelimiter
                  // then we need to just append our string to that array element, after we remove the tilde string tags,
                  // and replace them with our single quotes again.
                  if (returnData[returnData.length - 1].slice(-1) === secondaryCommandArgsDelimiter) {
                    preSplitCommandStringElement = await ruleBroker.processRules([preSplitCommandStringElement, [/~/g, bas.cBackTickQuote]], replaceTildesWithSingleQuoteRule);
                    returnData[returnData.length - 1] = returnData[returnData.length - 1] + preSplitCommandStringElement;
                  } else {
                    // preSplitCommandSringElement is:
                    await loggers.consoleLog(namespacePrefix + functionName, msg.cpreSplitCommandStringElementIs + JSON.stringify(preSplitCommandStringElement));
                    returnData.push(preSplitCommandStringElement); // Add the string now.
                  }
                  await loggers.consoleLog(namespacePrefix + functionName, msg.creturnDataIs + JSON.stringify(returnData));
                }
              } // End-for (let j = 0; j < preSplitCommandString.length; j++)
            } // End-if (numberOfSingleQuotes >= 2 && ruleBroker.processRules(numberOfSingleQuotes, '', isOddRule) === false)
          } // End-if (commandString.includes(bas.cBackTickQuote) === true)
          // We might need much additional logic to manage the case that the string contains multiple levels of commands with strings....in that case:
          // The command system will probably need to implement a re-assignment of the string delimiter, also using the bas.cBackTickQuote.
          // I have started to lay out some of that logic above, but we are FAR from it, and there isn't any business need for it right now.
          // So I will handle that case if & when I come to it.
        } else {
          // Doing a straight split of the commandString:
          await loggers.consoleLog(namespacePrefix + functionName, msg.cDoingStraightSplitCommandString + commandString);
          returnData = commandString.split(commandArgsDelimiter);
          await loggers.consoleLog(namespacePrefix + functionName, msg.creturnDataIs + JSON.stringify(returnData));
        }
      } // End-if (commandString.includes(commandArgsDelimiter) === true)
      if (stringLiteralCommandDelimiterAdded === true) {
        // This means we need to remove some bas.cTilde from one or more of the command args.
        await ruleBroker.processRules([returnData, ''], [biz.cremoveStringLiteralTagsFromArray]);
      }
      await loggers.consoleLog(namespacePrefix + functionName, msg.creturnDataIs + JSON.stringify(returnData));
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
      return returnData;
    }

    /**
     * @function executeCommand
     * @description Takes a command string with all its associated arguments, data & meta-data.
     * This function will parse all of that out of the command lien variable that is passed in.
     * And finally pass all of that data on the execution of the actual command.
     * @param {string} commandString The command to execute along with all the associated command arguments, data & meta-data.
     * @return {array<boolean,string|integer|boolean|object|array>} An array with a boolean True or False value to
     * indicate if the application should exit or not exit, followed by the command output.
     * @author Seth Hollingsead
     * @date 2022/02/02
     */
    async function executeCommand(commandString) {
      // Here we need to do all of the parsing for the command.
      // Might be a good idea to rely on business rules to do much of the parsing for us!
      // Also don't forget this is where we will need to implement the command performance
      // tracking & command results processing such as pass-fail,
      // so that when a chain of commands has completed execution we can evaluate command statistics and metrics.
      let functionName = executeCommand.name;
      await loggers.consoleLog(namespacePrefix + functionName, msg.cBEGIN_Function);
      // commandString is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandStringIs + commandString);
      let returnData = [];
      let commandToExecute = await getValidCommand(commandString, await configurator.getConfigurationSetting(wrd.csystem, cfg.cprimaryCommandDelimiter));
      // commandToExecute is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandToExecuteIs + commandToExecute);
      let commandArgs = await getCommandArgs(commandString, await configurator.getConfigurationSetting(wrd.csystem, cfg.cprimaryCommandDelimiter));
      // commandArgs is:
      await loggers.consoleLog(namespacePrefix + functionName, msg.ccommandArgsIs + commandArgs);
      let commandMetricsEnabled = await configurator.getConfigurationSetting(wrd.csystem, cfg.cenableCommandPerformanceMetrics);
      let commandStartTime = '';
      let commandEndTime = '';
      let commandDeltaTime = '';

      await loggers.consoleLog(namespacePrefix + functionName, 'commandQueue is: ' + await queue.queuePrint(sys.cCommandQueue));

      if (commandMetricsEnabled === true) {
        // Here we will capture the start time of the command we are about to execute.
        // After executing we wil capture the end time and then
        // compute the difference to determine how many milliseconds it took to run the command.
        commandStartTime = await ruleBroker.processRules([gen.cYYYYMMDD_HHmmss_SSS, ''], [biz.cgetNowMoment]);
        // Command Start time is:
        await loggers.consoleLog(namespacePrefix + functionName, msg.cCommandStartTimeIs + commandStartTime);
      } // End-if (commandMetricsEnabled === true)
      try {
        if (commandToExecute !== false && commandArgs !== false) {
          // console.log('commandToExecute is: ' + commandToExecute);
          returnData = await D[wrd.cCommands][commandToExecute](commandArgs, '');
        } else if (commandToExecute !== false && commandArgs === false) {
          // This could be a command without any arguments.
          // console.log('This could be a command without any arguments.');
          returnData = await D[wrd.cCommands][commandToExecute]('', '');
        } else {
          // This command does not exist, nothing to execute, but we don't want the application to exit.
          // An error message should have already been thrown, but we should throw another one here.
          // WARNING: Command does not exist, please enter a valid command and try again!
          console.log(msg.cexecuteCommandMessage1);
          returnData = [true, false];
        }
      } catch (err) {
        console.log(msg.cERROR_Colon + bas.cSpace + err);
        console.log(msg.cexecuteCommandMessage1);
        returnData = [true, false];
      }
      if (commandMetricsEnabled === true && commandToExecute !== '' && commandToExecute !== false) {
        let performanceTrackingObject = {};
        commandEndTime = await ruleBroker.processRules([gen.cYYYYMMDD_HHmmss_SSS, ''], [biz.cgetNowMoment]);
        // Command End time is:
        await loggers.consoleLog(namespacePrefix + functionName, msg.cCommandEndTimeIs + commandEndTime);
        // Now compute the delta tme so we know how long it took to run that command.
        commandDeltaTime = await ruleBroker.processRules([commandStartTime, commandEndTime], [biz.ccomputeDeltaTime]);
        // Command run-time is:
        await loggers.consoleLog(namespacePrefix + functionName, msg.cCommandRunTimeIs + commandDeltaTime);
        // Check to make sure the command performance tracking stack exists or does not exist.
        if (D[cfg.ccommandsPerformanceTrackingStack] === undefined) {
          await stack.initStack(cfg.ccommandsPerformanceTrackingStack);
        }
        if (D[cfg.ccommandNamesPerformanceTrackingStack] === undefined) {
          await stack.initStack(cfg.ccommandNamesPerformanceTrackingStack);
        }
        performanceTrackingObject = {Name: commandToExecute, RunTime: commandDeltaTime};
        if (await stack.contains(cfg.ccommandNamesPerformanceTrackingStack, commandToExecute) === false) {
          await stack.push(cfg.ccommandNamesPerformanceTrackingStack, commandToExecute);
        }
        await stack.push(cfg.ccommandsPerformanceTrackingStack, performanceTrackingObject);
        // stack.print(cfg.ccommandNamesPerformanceTrackingStack);
        // stack.print(cfg.ccommandsPerformanceTrackingStack);
      } // End-if (commandMetricsEnabled === true && commandToExecute !== '' && commandToExecute !== false)
      await loggers.consoleLog(namespacePrefix + functionName, msg.creturnDataIs + JSON.stringify(returnData));
      await loggers.consoleLog(namespacePrefix + functionName, msg.cEND_Function);
      return returnData;
    }

    export default {
      bootStrapCommands,
      addClientCommands,
      getValidCommand,
      countMatchingCommandAlias,
      searchCommandAlias,
      getAllCommandAliasData,
      getCommandNamespaceDataObject,
      getCommandArgs,
      executeCommand
    };