ao-mud/spells/cantrips/fathom-cursor

#!/usr/bin/env sh

# This spell reveals the x and y coordinates of the cursor in the terminal window.

# Define the function to calculate the position of the cursor
fathom_cursor() {
    position=""
    x=false
    y=false
    verbose=false
    while getopts 'vxy' flag; do
        case "${flag}" in
            --verbose|v) verbose=true ;;
            x) x=true ;;
            y) y=true ;;
        esac
    done

    # Get the position of the cursor
    position=$(IFS=';' read -sdR -p $'\E[6n' ROW COL; printf "%s;%s" "${ROW#*[}" "$COL")

    if [ "$x" = true ] && [ "$y" = true ]; then
        if [ "$verbose" = true ]; then
            printf "X: %s\n" "${position##*;}"
            printf "Y: %s\n" "${position%%;*}"
        else
            printf "%s\n" "${position##*;}"
            printf "%s\n" "${position%%;*}"
        fi
    else
        if [ "$x" = true ]; then
            if [ "$verbose" = true ]; then
                printf "X: "
            fi
            printf "%s\n" "${position##*;}"
        elif [ "$y" = true ]; then
            if [ "$verbose" = true ]; then
                printf "Y: "
            fi
            printf "%s\n" "${position%%;*}"
        else
            if [ "$verbose" = true ]; then
                printf "Position: "
            fi
            printf "%s\n" "$position"
        fi
    fi
}

# Call the function
fathom_cursor "$@"