(DOCSP-17778): Add new steps to enable autocomplete for different shell methods (#598)

* (DOCSP-17778): Add new autocomplete procedures for shell methods

* Copy review

Author: davidhou17

source/configure.txt

@@ -80,3 +80,5 @@ Next Steps
   modify profiles.
 - :ref:`Set environment variables <mcli-env-var>` to enable easier
   scripting.
+- :ref:`Enable autocomplete <mcli-autocomplete>` to see available
+  commands and their syntax directly in your shell.

source/configure/autocomplete.txt

@@ -40,39 +40,95 @@ Enable Autocomplete
       Z Shell
       ~~~~~~~
 
-      If you use ``zsh`` to run the {+mcli+}, add the following to your
-      ``~/.zshrc``:
-
+      If you use ``zsh`` to run the {+mcli+}, run the following command
+      to enable autocomplete in your current shell:
+       
       .. code-block:: sh
+         
+         % echo "autoload -U compinit; compinit" >> ~/.zshrc
 
-         autoload -Uz compinit
-         compinit
-
-         source <(mongocli completion zsh)
-         compdef _mongocli mongocli
-
-      Run the following command to reload your ``zsh`` profile:
+      To enable autocomplete for all future shell sessions:
+      
+      1. 
+         
+         - If you use MacOS, run the following command:
+            
+           .. code-block:: sh
+           
+              % mongocli completion zsh > /usr/local/share/zsh/site-functions/_mongocli
+  
+         - If you use Linux, run the following command:
+         
+           .. code-block:: sh
+         
+              % mongocli completion zsh > "${fpath[1]}/_mongocli"
+         
+      #. Start a new shell for the setup to take effect.
+       
+      Bash
+      ~~~~
 
+      If you use Bash to run the {+mcli+}, install the ``bash-completion`` 
+      package via your OS's package manager. Then,
+      run the following command to enable autocomplete in your current shell:
+      
       .. code-block:: sh
+         
+         $ source <(mongocli completion bash) 
 
-         source ~/.zshrc
+      To enable autocomplete for all future shell sessions:   
 
-      Bash
+      1. 
+      
+         - If you use MacOS, run the following command:
+         
+           .. code-block:: sh
+            
+              $ mongocli completion bash > /usr/local/etc/bash_completion.d/mongocli
+      
+         - If you use Linux, run the following command:
+         
+           .. code-block:: sh
+         
+              $ mongocli completion bash > /etc/bash_completion.d/mongocli
+         
+      #. Start a new shell for the setup to take effect.
+    
+      Fish
       ~~~~
-
-      If you use Bash to run the {+mcli+}, add the following to your
-      ``~/.bash_profile``:
+      
+      If you use ``fish`` to run the {+mcli+}, run the following command 
+      to enable autocomplete in your current shell:
 
       .. code-block:: sh
+            
+         > mongocli completion fish | source
+
+      To enable autocomplete for all future shell sessions: 
+
+      1. Run the following command:    
+         
+         .. code-block:: sh
+            
+            > mongocli completion fish > ~/.config/fish/completions/mongocli.fish
 
-         eval "$(mongocli completion bash)"
+      #. Start a new shell for the setup to take effect.
+          
+      PowerShell
+      ~~~~~~~~~~
 
-      Run the following command to reload your Bash profile:
+      If you use PowerShell to run the {+mcli+}, run the following command
+      to enable autocomplete in your current shell:
 
       .. code-block:: sh
 
-         source ~/.bash_profile
+         PS C:\> mongocli completion powershell | Out-String | Invoke-Expression
 
+      To enable autocomplete for all future shells, add the output 
+      of the above command to your PowerShell profile. To learn how 
+      to edit a PowerShell profile, see `Windows Documentation 
+      <https://docs.microsoft.com/en-us/powershell/scripting/windows-powershell/ise/how-to-use-profiles-in-windows-powershell-ise?view=powershell-7.1>`__.
+ 
 Use ``Tab`` to Autocomplete Commands
 ------------------------------------
 

source/install.txt

@@ -105,4 +105,6 @@ Procedure
 Next Steps
 ----------
 
-:ref:`Configure the {+mcli+} <mcli-configure>` for your environment.
+- :ref:`Configure the {+mcli+} <mcli-configure>` for your environment.
+- :ref:`Enable autocomplete <mcli-autocomplete>` to see available
+  commands and their syntax directly in your shell.