#!/bin/sh
oci=$(which podman || which docker)
test -n "$APPNAME"     || APPNAME=xrforge
test -n "$UPLOAD_PATH" || UPLOAD_PATH=/mnt/models
db=/config/manyfold.sqlite3

# utility funcs
error(){    echocolor "[error]" "$*"; exit 1; }
echocolor(){ printf "\033[96m%s\033[0m \033[95m%s\033[0m %s\n" "$1" "$2" "$3"; }
debug(){    set -x; "$@"; set +x; }

create_config(){
  test -d ./config      || mkdir config
  test -d ./experiences || mkdir experiences
}

run(){
  test -x ${oci} || { echo "warning: not running manyfold OCI container [install podman/docker/etc]"; exit; }
  echocolor "[$APPNAME]" "$(basename ${oci}) detected..starting OCI container"
  ${oci} rm -f xrforge
  debug ${oci} run "$@" -p 8790:3214 --name xrforge \
      -e SECRET_KEY_BASE=lkjwljlkwejrlkjek34k234l \
      -e DATABASE_ADAPTER=sqlite3 \
      -e SUDO_RUN_UNSAFELY=enabled \
      -e MULTIUSER=enabled \
      -e FEDERATION=enabled \
      -e THEME=vapor \
      -e PUBLIC_HOSTNAME=localhost \
      -e PUBLIC_PORT=80 \
      --cap-add SYS_ADMIN --security-opt apparmor:unconfined --device /dev/fuse \
      xrforge 
      #ghcr.io/manyfold3d/manyfold-solo:latest
}

overlayfs(){
  test -d /manyfold || return 0; # nothing to override 
  echocolor "[$APPNAME]" "applying filesystem overlay"
  cd /manyfold
  rsync -ravuzi * /.
}

db(){
  default(){
    test -f /manyfold/manyfold.sql && ! test -f /config/manyfold.sql && {
      echocolor "[$APPNAME]" "copying default database"
      test -d /config || mkdir /config
      cat /manyfold/manyfold.sql | sqlite3 $db 
    }
  }
  dump(){
    sqlite3 source.db ".dump" > /manyfold/manyfold.sql
  }
  import(){
    sqlite3 $db < "$1" #/manyfold/manyfold.sql
  }
  "$@"
}

add_lib_to_db(){
  name=$(basename $1)
  debug sqlite3 $db "INSERT INTO libraries SELECT NULL, '$1', DATE('NOW'), DATE('NOW'), '', '', '$name', NULL, '', 'filesystem', '', '', '', '', '', '$name', 1 WHERE NOT EXISTS (SELECT 1 FROM libraries WHERE path = '$1');"
}

set_upload_path(){
  echocolor "[$APPNAME]" "configuring upload library"
  test -d $UPLOAD_PATH || mkdir $UPLOAD_PATH
  add_lib_to_db $UPLOAD_PATH
  id=$(sqlite3 $db "select id from libraries where path = '$UPLOAD_PATH';")
  debug sqlite3 $db "UPDATE settings set value = $id where var = 'default_library';"
}

rclone_mount(){

  libraries(){
    rclone listremotes | while read remote; do 
      dir="${remote/:/}"
      test -d /mnt/$dir || mkdir /mnt/$dir
      echocolor "[$APPNAME]" "rclone: mounting $remote to /mnt/$dir"
      debug rclone mount --daemon $remote /mnt/$dir -vv
      add_lib_to_db /mnt/$dir 
    done
  }

  library(){
    echocolor "[$APPNAME]" "rclone: mounting $RCLONE_REMOTE to /mnt/$RCLONE_REMOTE"
    test -d /mnt/$RCLONE_REMOTE || mkdir /mnt/$RCLONE_REMOTE
    debug rclone mount --daemon ${RCLONE_REMOTE}: /mnt/$RCLONE_REMOTE -vv
    add_lib_to_db /mnt/$RCLONE_REMOTE 
  }

  test -n "$RCLONE_REMOTE" && library
  test -n "$RCLONE_REMOTE" || libraries
}

set_theme(){
  test -z "$THEME" && return 0 # nothing to do
  echocolor "[$APPNAME]" "setting theme to '$THEME'"
  debug sqlite3 /config/manyfold.sqlite3 "UPDATE settings SET value = '"$THEME"' WHERE var == 'theme';"
}

set_modelpath(){
  echocolor "[$APPNAME]" "enforcing modelpath"
  debug sqlite3 /config/manyfold.sqlite3 "UPDATE settings SET value = '{tags}/{modelName}{modelId}' WHERE var == 'model_path_template';"
}

rename_app(){
  echocolor "[$APPNAME]" "renaming manyfold to $APPNAME"
  sed -i 's/title: Manyfold/title: '$APPNAME'/g' /usr/src/app/config/locales/*.yml
  sed -i 's|powered_by_html:.*|powered_by_html: Powered by <a href="https://manifold.app" target="_blank">Manyfold</a>, <a href="https://xrfragment.org">XR Fragments</a> and <a href="https://forgejo.isvery.ninja/coderofsalvation/xrforge">XR Forge</a>|g' /usr/src/app/config/locales/*.yml
}

# The new entrypoint of the docker 
boot(){
  echocolor "[$APPNAME]" "booting..."
  test -z "$NO_OVERLAYFS" && overlayfs
  test -z "$NO_DEFAULTDB" && db default
  rename_app
  set_theme
  set_modelpath
  rclone_mount
  set_upload_path
  exec "$@" # exec prevents error 's6-overlay-suexec: fatal: can only run as pid 1'
}

is_inside_container(){
  test -d /package/admin && return 0 || return 1 
}

usage(){
  echocolor "Usage:" manyfold.sh "<cmd>"
  echocolor "Cmds:"
  echocolor "     " "run [-d]    " "# runs a OCI container (needs podman/docker)"
  exit 0
}

test -n "$1" && "$@"
test -n "$1" || usage