type-command

#!/usr/bin/env bash
# When called with --key the CorC modifier maps to ctrl in Linux and to Cmd in Mac OS
UNAME=$(uname)
if [[ "${UNAME}" == "Darwin" ]]
then
    type -a hs &>/dev/null
    if [ $? -ne 0 ]
    then
        send-notify -a "Failure" "Hammerspoon CLI is not installed"
        exit 1
    fi
else
    type -a xdotool &>/dev/null
    if [ $? -ne 0 ]
    then
        send-notify -a "Failure" "xdotool is not installed"
        exit 1
    fi
fi

function translate_linux_key_to_mac() {
    case "$1" in
        CorC) echo cmd ;;           # Artificial ControlOrCommand key
        CorC_R) echo rightcmd ;;    # Artificial ControlOrCommand key

        ctrl) echo ctrl ;;
        Control_L) echo ctrl ;;
        Control_R) echo rightctrl ;;
        shift) echo shift ;;
        Shift_L) echo shift ;;
        Shift_R) echo rightshift ;;
        alt) echo alt ;;
        Alt_L) echo alt ;;
        Alt_R) echo rightalt ;;

        Backspace) echo delete ;;
        Tab) echo tab ;;
        Return) echo enter ;;
        Escape) echo escape ;;
        Delete) echo forwarddelete ;;
        Home) echo home ;;
        Left) echo left ;;
        Up) echo up ;;
        Right) echo right ;;
        Down) echo down ;;
        Page_Up) echo page-up ;;
        Page_Down) echo page-down ;;
        End) echo end ;;
        KP_Enter) echo padenter ;;
        KP_Home) echo home ;;
        KP_Left) echo left ;;
        KP_Up) echo up ;;
        KP_Right) echo right ;;
        KP_Down) echo down ;;
        KP_Page_Up) echo pageup ;;
        KP_Page_Down) echo pagedown ;;
        KP_End) echo end ;;
        KP_Delete) echo padclear ;;
        KP_Equal) echo pad= ;;
        KP_Multiply) echo pad* ;;
        KP_Add) echo pad+ ;;
        KP_Subtract) echo pad- ;;
        KP_Decimal) echo . ;;
        KP_Divide) echo pad/ ;;

        KP_0) echo pad0 ;;
        KP_1) echo pad1 ;;
        KP_2) echo pad2 ;;
        KP_3) echo pad3 ;;
        KP_4) echo pad4 ;;
        KP_5) echo pad5 ;;
        KP_6) echo pad6 ;;
        KP_7) echo pad7 ;;
        KP_8) echo pad8 ;;
        KP_9) echo pad9 ;;

        F1) echo f1 ;;
        F2) echo f2 ;;
        F3) echo f3 ;;
        F4) echo f4 ;;
        F5) echo f5 ;;
        F6) echo f6 ;;
        F7) echo f7 ;;
        F8) echo f8 ;;
        F9) echo f9 ;;
        F10) echo f10 ;;
        F11) echo f11 ;;
        F12) echo f12 ;;
        F13) echo f13 ;;
        F14) echo f14 ;;
        F15) echo f15 ;;
        F16) echo f16 ;;
        F17) echo f17 ;;
        F18) echo f18 ;;
        F19) echo f19 ;;
        F20) echo f20 ;;

        space | " ") echo space ;;
        exclam | \!) echo 1 ; return 1 ;;
        quotedbl | \") echo \' ; return 1 ;;
        numbersign | \# ) echo 3 ; return 1 ;;
        dollar | \$) echo 4 ; return 1 ;;
        percent | \%) echo 5 ; return 1 ;;
        ampersand | \&) echo 6 ; return 1 ;;
        apostrophe) echo \' ;;
        parenleft | \() echo 9 ; return 1 ;;
        parenright | \))  echo 0 ; return 1 ;;
        asterisk | \*) echo 8 ; return 1 ;;
        plus | \+) echo = ; return 1 ;;
        comma) echo , ;;
        minus) echo - ;;
        period) echo . ;;
        slash) echo \/ ;;
        colon | \:) echo \; ; return 1 ;;
        semicolon) echo \; ;;
        less | \<) echo , ; return 1 ;;
        equal) echo \= ;;
        greater | \>) echo . ; return 1 ;;
        question | \?) echo / ; return 1 ;;
        at | \@) echo 2 ; return 1 ;;
        bracketleft) echo \[ ;;
        backslash | \\) echo \\\\ ;;
        bracketright) echo \] ;;
        asciicircum | \^) echo 6 ; return 1 ;;
        underscore| \_) echo - ; return 1 ;;
        grave | \`) echo \` ;;
        braceleft) echo \[ ; return 1 ;;
        bar | \|) echo \\\\ ; return 1 ;;
        braceright) echo \] ; return 1 ;;
        asciitilde | \~) echo \` ; return 1 ;;

        *) echo $1 ;;
    esac
    return 0
}

function append_modifier() {
    if [[ -n "$1" ]]
    then
        echo "$1, \"$2\""
    else
        echo "\"$2\""
    fi
}

function build_hs_script() {
    FILENAME=$1
    shift
    echo "#!/usr/local/bin/hs" >"${FILENAME}"
    for KEY in "${@}" ; do
        unset MAC_KEYS
        NEEDS_SHIFT=0
        IFS='+' ; read -r -a KEY_PARTS  <<< "${KEY}"
        let last=${#KEY_PARTS[@]}-1
        for (( i = 0 ; i < ${#KEY_PARTS[@]} ; i++ ))
        do
            MAC_KEYS[$i]=$(translate_linux_key_to_mac "${KEY_PARTS[$i]}") || NEEDS_SHIFT=1
        done
        MODIFIERS=''
        for (( i = 0 ; i < ${#MAC_KEYS[@]}-1; i++ ))
        do
            MODIFIERS=$(append_modifier "${MODIFIERS}" "${MAC_KEYS[$i]}")
        done
        if [[ -z ${MODIFIERS} && ${NEEDS_SHIFT} == 1 ]]
        then
            MODIFIERS='"shift"'
        fi
        echo "hs.eventtap.keyStroke({${MODIFIERS}}, \"${MAC_KEYS[${last}]}\")" >>"${FILENAME}"
    done
    echo "return 0"
#    cat "${FILENAME}"
}

function append() {
    if [[ -n "$1" ]]
    then
        echo "$1 $2"
    else
        echo "$2"
    fi
}

if [[ $1 == "--key" ]]
then
   COMMAND=key
   shift
else
   COMMAND=type
fi

NL=true
if [[ "$1" == "-n" ]]
then
    unset NL
    shift
fi
(
if [[ "${UNAME}" == "Darwin" ]]
then
    if [[ ${COMMAND} == type ]]
    then
        hs <<<"hs.eventtap.keyStrokes(\"${*}\")"
        if [[ ${NL} == "true" ]]
        then
            hs <<<"hs.eventtap.keyStroke({}, \"return\")"
        fi
    else
        source tmp-dir # TODO Add path to the tmp-dir
        gettmpfilename
#        LOCAL_TMPFILE=${HOME}/log/hs.tmp
        build_hs_script "${LOCAL_TMPFILE}" "${@}"
        RC=$(hs -q "${LOCAL_TMPFILE}") || send-notify -s "Failure" "Hammerspoon failed to submit keystrokes"
        exit ${RC}
    fi
else
    if [[ ${COMMAND} == type ]]
    then
        xdotool sleep 0.5 type --clearmodifiers ${*}
        if [[ ${NL} == "true" ]]
        then
            xdotool sleep 0.25 key Return
        fi
    else
        NEW_POS=''
        for i
        do
            if [[ "$i" =~ CorC\+ ]]
            then
                NEW_POS=$(append "${NEW_POS}" "${i/CorC\+/ctrl+}")
            else
                NEW_POS=$(append "${NEW_POS}" "${i/CorC_R\+/Control_R+}")
            fi
        done
        set -- ${NEW_POS}
        xdotool sleep 0.5 key ${*} || send-notify -s "Failure" "xdotool failed to submit keystrokes"
    fi
fi
) &>/dev/null & disown