#!/bin/sh
# bitwarden dmenu script - based off of the autofill userscript from qutebrowser
# requires the fifo patch
# $1: winid
#
# add something like this to your config.h:
# #define BITWARDEN_DMENU { .v = (char *[]){ "/bin/sh", "-c", "bw-dmenu-fill" } }
#
# and this to your keybindings:
# { MODKEY, GDK_KEY_z, spawn, BITWARDEN_DMENU },

fifo=~/.surf/fifo/"$1"
url=$(xprop -id "$1" _SURF_URI | awk '{ print $3 }' | sed 's/"//g')

username=""
password=""

output=$(bitwarden-dmenu \
	--bw-list-args="--url=$url" \
    --dmenu-args="-l 5 -w $1" \
    --dmenu-pswd-args="-w $1" \
    --stdout)

if [ ! -z "$output" ]; then
    username=$(echo "$output" | awk 'FNR == 1 {print}')
    password=$(echo "$output" | awk 'FNR == 2 {print}')
else
    exit
fi

javascript_escape() {
    sed "s,[\\\\'\"],\\\\&,g" <<< "$1"
}

js() {
cat <<EOF
    function isVisible(elem) {
        var style = elem.ownerDocument.defaultView.getComputedStyle(elem, null);
        if (style.getPropertyValue("visibility") !== "visible" ||
            style.getPropertyValue("display") === "none" ||
            style.getPropertyValue("opacity") === "0") {
            return false;
        }
        return elem.offsetWidth > 0 && elem.offsetHeight > 0;
    };
    function hasPasswordField(form) {
        var inputs = form.getElementsByTagName("input");
        for (var j = 0; j < inputs.length; j++) {
            var input = inputs[j];
            if (input.type == "password") {
                return true;
            }
        }
        return false;
    };
    function loadData2Form (form) {
        var inputs = form.getElementsByTagName("input");
        for (var j = 0; j < inputs.length; j++) {
            var input = inputs[j];
            if (isVisible(input) && (input.type == "text" || input.type == "email")) {
                input.focus();
                input.value = "$(javascript_escape "${username}")";
                input.blur();
            }
            if (input.type == "password") {
                input.focus();
                input.value = "$(javascript_escape "${password}")";
                input.blur();
            }
        }
    };
    var forms = document.getElementsByTagName("form");
    for (i = 0; i < forms.length; i++) {
        if (hasPasswordField(forms[i])) {
            loadData2Form(forms[i]);
        }
    }
EOF
}

printjs() {
    js | sed 's,//.*$,,' | tr '\n' ' '
}

echo "inject $(printjs)" >> "$fifo"