#!/usr/bin/env bash

set -eu

function die {
    supress_generic_error=1
    if [ -v bin_ZENITY ] && [ ! -z "$bin_ZENITY" ]; then
        "$bin_ZENITY" --error --text="$*"
    else
        echo "error: $*" 2>&2
    fi
}

function absolute_binary {
    bin="$(command -v "$@" 2>&-)"
    if [ -z "$bin" ]; then
        die "No such commands: $@"
    fi
    echo $bin | head -n 1
}

function cleanup {
    if [ $? != 0 ] && [ ! -v supress_generic_error ]; then
        die "Errors happened during runtime. See this script logs for details."
    fi
}

trap cleanup EXIT

CHROME_BINARIES=(chromium)

if [ ! -v bin_ZENITY ]; then
    bin_ZENITY="$(absolute_binary zenity)"
fi

if [ ! -v bin_CHROMIUM ]; then
    bin_CHROMIUM="$(absolute_binary chromium)"
fi

if [ ! -v text_QUERY ]; then
    text_QUERY="Link to be opened"
fi

if [ ! -v text_NOURL ]; then
    text_NOURL="No URL specified"
fi

if [ $# -eq 0 ]; then
    URL="$("$bin_ZENITY" --entry --text="$text_QUERY" || true)"
else
    URL="$@"
fi

if [ -z "$URL" ]; then
    die $text_NOURL
fi

if [[ "$URL" =~ ^~ ]]; then
    URL=$(echo $URL | sed -E s:^~\/?::)
    URL="file://$HOME/$URL"
fi

if [[ "$URL" =~ ^\/ ]]; then
    URL="file://$URL"
fi

if [[ ! "$URL" =~ ^(file|https?)?:\/\/ ]]; then
    URL="https://$URL"
fi

echo final url: $URL

chromeFlags=()

if [ ! -v CHROME_DONT_BORDERLESS ]; then
    chromeFlags+=(--app="$URL")
else
    chromeFlags+=("$URL")
fi

if [ ! -v profileToplevel ]; then
    profileToplevel=~/.config/borderless-browser-profiles
fi

if [ -v CHROME_PROFILE ] && [[ "$CHROME_PROFILE" =~ ^[a-zA-Z_0-9-]*$ ]]; then
    profileDir=$profileToplevel/$CHROME_PROFILE
    chromeFlags+=(--user-data-dir="$profileDir")
fi

echo "${chromeFlags[@]}"
"$bin_CHROMIUM" "${chromeFlags[@]}"