delete stuff on facebook by simulating clicks. Not perfect, but can be done in less than 2 hours,

clean_facebook.sh

#!/bin/bash

set -e

# Arguments parsing
help() {
    usage="$(basename "$0") --activity=<ACTIVITY> [ --comm-x-dots=<COMM_X_DOTS> --comm-y-dots=<COMM_Y_DOTS> --comm-x-del=<COMM_Y_DEL> --comm-y-del=<COMM_Y_DEL> ]
Delete Facebook information from the UI
Arguments:
    --help/-h           Show this help text
    --activity          Activity to delete: comments or posts (mandatory)
    --window            Window where facebook is loaded (mandatory)
    --comm-x-dots       X position on the screen for the ... button in comments Facebook (optional)
    --comm-y-dots       Y position on the screen for the ... button in comments Facebook (optional)
    --comm-x-del        X position on the screen for the delete button in comments Facebook (optional)
    --comm-y-del        Y position on the screen for the delete button in comments Facebook (optional)
    --post-x-dots       X position on the screen for the ... button in posts Facebook (optional)
    --post-y-dots       Y position on the screen for the ... button in posts Facebook (optional)
    --post-x-del        X position on the screen for the delete button in posts Facebook (optional)
    --post-y-del        Y position on the screen for the delete button in posts Facebook (optional)
    --post-x-confirm    X position on the screen for the confirm button in posts Facebook (optional)
    --post-y-confirm    Y position on the screen for the confirm button in posts Facebook (optional)
    "
    echo "${usage}"
}

if [ "$#" -lt 1 ]; then
    help
    exit 1
fi

for i in "$@"
do
case $i in
    --activity=*)
    ACTIVITY="${i#*=}"
    shift # past argument=value
    ;;
    --window=*)
    WINDOW="${i#*=}"
    shift # past argument=value
    ;;
    --comm-x-dots=*)
    COMM_X_DOTS="${i#*=}"
    shift # past argument=value
    ;;
    --comm-y-dots=*)
    COMM_Y_DOTS="${i#*=}"
    shift # past argument=value
    ;;
    --comm-x-del=*)
    COMM_X_DEL="${i#*=}"
    shift # past argument=value
    ;;
    --comm-y-del=*)
    COMM_Y_DEL="${i#*=}"
    shift # past argument=value
    ;;
    --post-x-dots=*)
    POST_X_DOTS="${i#*=}"
    shift # past argument=value
    ;;
    --post-y-dots=*)
    POST_Y_DOTS="${i#*=}"
    shift # past argument=value
    ;;
    --post-x-del=*)
    POST_X_DEL="${i#*=}"
    shift # past argument=value
    ;;
    --post-y-del=*)
    POST_Y_DEL="${i#*=}"
    shift # past argument=value
    ;;
    --post-x-confirm=*)
    POST_X_CONFIRM="${i#*=}"
    shift # past argument=value
    ;;
    --post-y-confirm=*)
    POST_Y_CONFIRM="${i#*=}"
    shift # past argument=value
    ;;
    --help)
    HELP=YES
    shift # past argument with no value
    ;;
    *)
          # unknown option
    ;;
esac
done

# Arguments check
if [ -n "${HELP}" ]; then
    help
    exit 0
fi

if [ -z "${WINDOW}" ] || [ -z "${ACTIVITY}" ]; then
    echo "123"
    exit 0
fi

if [ "${ACTIVITY}" == "comments" ]; then
    if [ -n "${COMM_X_DOTS}" ] && [ -n "${COMM_Y_DOTS}" ] && [ -n "${COMM_X_DEL}" ] && [ -n "${COMM_Y_DEL}" ]; then
        while true; do
            # Click on the 3 dots
            xdotool mousemove ${COMM_X_DOTS} ${COMM_Y_DOTS}
            xdotool click --window ${WINDOW} --delay 12  1
            # Click on delete
            xdotool mousemove ${COMM_X_DEL} ${COMM_Y_DEL}
            xdotool click --window ${WINDOW} --delay 50  1

        done
    else
        echo "Please setup all variables (dots, button)"
        exit 1
    fi
elif [ "${ACTIVITY}" == "posts" ]; then
    if [ -n "${POST_X_DOTS}" ] && [ -n "${POST_Y_DOTS}" ] && [ -n "${POST_X_DEL}" ] && [ -n "${POST_Y_DEL}" ] && [ -n "${POST_X_CONFIRM}" ] && [ -n "${POST_Y_CONFIRM}" ]; then
        while true; do
            # Click on the 3 dots
            xdotool mousemove ${POST_X_DOTS} ${POST_Y_DOTS}
            xdotool click --window ${WINDOW} --delay 50  1
            # Click on delete
            xdotool mousemove ${POST_X_DEL} ${POST_Y_DEL}
            xdotool click --window ${WINDOW} --delay 100  1
            # Click on confirm delete
            xdotool mousemove ${POST_X_CONFIRM} ${POST_Y_CONFIRM}
            xdotool click --window ${WINDOW} --delay 150  1
            sleep 0.1
        done
    else
        echo "Please setup all variables (dots, button, confirm)"
        exit 1
    fi
fi