example.bash

mbsync_std_account() {
	local IFS=$' \t\n'
	local id=$1
	local host=$2
	local addr=$3
	local user=$addr
	local -a mailboxes=( "${@:4}" )

	if [[ "$id" == "@" ]]; then
		id="${3//[@\.]/-}"
	fi

	read -d '' imap_base <<HERE
IMAPAccount ${id}
Host ${host}
User ${user}
PassCmd "pass 'Email/$addr'"
SSLType IMAPS
CertificateFile /etc/ssl/certs/ca-certificates.crt

IMAPStore ${id}-remote
Account ${id}

MaildirStore ${id}-local
SubFolders Verbatim
Path ~/mail/${id}/
Inbox ~/mail/${id}/INBOX

Channel ${id}-inbox
Far :${id}-remote:
Near :${id}-local:
Patterns INBOX

HERE

	local imap_mailboxes
	declare -a imap_mailboxes=( "$imap_base"$'\n' )

	for mailbox in "${mailboxes[@]}"; do
		readarray -d '=' <<<$mailbox
		local mblocal="${MAPFILE[0]%=}"
		local mbremote="${MAPFILE[1]%$'\n'}"
		if [[ ! "$mblocal" =~ ^[a-zA-Z0-9_]+$ ]]; then
			mblocal="\"$mblocal\""
		fi
		if [[ ! "$mbremote" =~ ^[a-zA-Z0-9_]+$ ]]; then
			mbremote="\"$mbremote\""
		fi
		read -d '' imap_mailbox <<HERE
Channel ${id}-${mblocal}
Far :${id}-remote:${mbremote}
Near :${id}-local:${mblocal}
HERE
		imap_mailboxes+=( "$imap_mailbox"$'\n' )
	done


	local imap_channels
	declare -a imap_channels=()

	for mailbox in "${mailboxes[@]}"; do
		readarray -d '=' <<<$mailbox
		local mblocal="${MAPFILE[0]%=}"
		read -d '' imap_channel <<HERE
Channel ${id}-${mblocal}
HERE
		imap_channels+=( "$imap_channel" )
	done

	local IFS=$'\n'
	echo
	echo '##########################################################'
	echo
	echo "${imap_mailboxes[*]}"
	echo "Group ${id}"
	echo "Channel ${id}-inbox"
	echo "${imap_channels[*]}"
}