#!/usr/bin/env sh

# ©2021 Brainwrecked Tech

#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation, either version 2 of the License, or
#  (at your option) any later version.

#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.

#  For a copy of this license, see <https://www.gnu.org/licenses/>.

APPS_DIR="${HOME}/.local/share/applications/ssb"
WAPPDIRF="${HOME}/.local/share/desktop-directories/web-applications.directory"
WAPPMENF="${HOME}/.config/menus/applications-merged/web-applications.menu"
WAPPNAME="${1}"
WAPPDESC="${2}"
WAPPADDR="${3}"
WAPPICON="${4}"

### MAKE SURE THE WEB APP DIRECTORY ENTRY EXISTS

if [ ! -e "${WAPPDIRF}" ]; then

cat << EOF > "${WAPPDIRF}"
[Desktop Entry]
Type=Directory
Encoding=UTF-8
Name=Web Applications
EOF

fi

### MAKE SURE THE WEB APP MENU ENTRY EXISTS

if [ ! -e "${WAPPMENF}" ]; then

cat << EOF > "${WAPPMENF}"
<!DOCTYPE Menu PUBLIC "-//freedesktop//DTD Menu 1.0//EN"
 "http://www.freedesktop.org/standards/menu-spec/1.0/menu.dtd">
<Menu>
  <Name>Applications</Name>
  <Menu>
    <Name>Web Applications</Name>
    <Directory>web-applications.directory</Directory>
    <Include>
        <Category>WebApplications</Category>
    </Include>
  </Menu>
</Menu>
EOF

fi

### MAKE SURE THE DIRECTORY FOR WEB APPS EXISTS
mkdir -p "${APPS_DIR}"

### ASK FOR AN APPLICATION NAME IF $1 WASN'T SPECIFIED

if [ -z "${WAPPNAME}" ]; then
  printf 'Application Name: '
  read -r WAPPNAME
fi

### ASK FOR A DESCRIPTION IF $2 WASN'T SPECIFIED

if [ -z "${WAPPDESC}" ]; then
  printf 'Description: '
  read -r WAPPDESC
fi

### ASK FOR AN APPLICATION URL IF $3 WASN'T SPECIFIED

if [ -z "${WAPPADDR}" ]; then
  printf '\nMake sure this is the address that you want to initially show.'
  printf '\nThis is usually NOT the address of the login screen.\n'
  printf '\nApplication Addr: '
  read -r WAPPADDR
fi

### ASK FOR AN APPLICATION ICON IF $4 WASN'T SPECIFIED

if [ -z "${WAPPICON}" ]; then
  printf '\nNo need to download an icon -- give the URL to an image and this script'
  printf '\nwill grab it, rename it, and put it in the right place.\n'
  printf '\nApplication Icon: '
  read -r WAPPICON
  printf '\n'
fi

ICON_LOC="${APPS_DIR}/${WAPPNAME,,}.${WAPPICON##*.}"
DSKTPFIL="${APPS_DIR}/${WAPPNAME,,}.desktop"

### CREATE DIRECTORY FOR FIREFOX CACHE
printf -- ':: ' && mkdir -pv "/run/user/${UID}/${WAPPNAME,,}-ssb"

### GRAB THE ICON AND WRITE IT TO THE WEB APP ICON DIRECTORY
curl -s "${WAPPICON}" -o "${ICON_LOC}" -w ':: curl: wrote "%{url_effective}" to "%{filename_effective}"\n'

### CREATE A NEW PROFILE FOR THIS WEB APP
/usr/bin/firefox -CreateProfile "${WAPPNAME,,}-ssb" -no-remote

### FIND THE DIRECTORY FIREFOX CREATED
FFPFDIR="$(find "${HOME}/.mozilla/firefox" -type d -name '*'."${WAPPNAME,,}-ssb")"

### INJECT PREFERENCES
echo 'user_pref("browser.cache.disk.parent_directory", "/run/user/'"${UID}"'/'"${WAPPNAME}"'-ssb");' >> "${FFPFDIR}/user.js"
echo 'user_pref("browser.ssb.enabled", true);' >> "${FFPFDIR}/user.js"
echo 'user_pref("extensions.pocket.enabled", false);' >> "${FFPFDIR}/user.js"
echo 'user_pref("privacy.donottrackheader.enabled", true);' >> "${FFPFDIR}/user.js"

### CREATE A DESKTOP ENTRY FOR THE WEB APP
echo "[Desktop Entry]
Name=${WAPPNAME} (SSB)
GenericName=${WAPPDESC}
Exec=firefox -P ${WAPPNAME,,}-ssb --class ${WAPPNAME,,}-ssb --no-remote --ssb ${WAPPADDR}
StartupNotify=true
Terminal=false
Type=Application
Categories=WebApplications
Icon=${ICON_LOC}
StartupWMClass=${WAPPNAME,,}-ssb" > "${DSKTPFIL}"  && printf -- '::  echo: created %s\n' "${DSKTPFIL}"