#!/usr/bin/env bash

# On Fedora $SNAP is under /var and there is some magic to map it to /snap.
# We need to handle that case and reset $SNAP
SNAP=$(echo "$SNAP" | sed -e "s|/var/lib/snapd||g")

if [ "$SNAP_ARCH" == "amd64" ]; then
  ARCH="x86_64-linux-gnu"
elif [ "$SNAP_ARCH" == "armhf" ]; then
  ARCH="arm-linux-gnueabihf"
elif [ "$SNAP_ARCH" == "arm64" ]; then
  ARCH="aarch64-linux-gnu"
else
  ARCH="$SNAP_ARCH-linux-gnu"
fi

GDK_CACHE_DIR="$SNAP_USER_COMMON/.cache"
if [[ -d "$SNAP_USER_DATA/.cache" && ! -e "$GDK_CACHE_DIR" ]]; then
  # the .cache directory used to be stored under $SNAP_USER_DATA, migrate it
  mv "$SNAP_USER_DATA/.cache" "$SNAP_USER_COMMON/"
fi
[ ! -d "$GDK_CACHE_DIR" ] && mkdir -p "$GDK_CACHE_DIR"

# Gdk-pixbuf loaders
export GDK_PIXBUF_MODULE_FILE="$GDK_CACHE_DIR/gdk-pixbuf-loaders.cache"
export GDK_PIXBUF_MODULEDIR="$SNAP/usr/lib/$ARCH/gdk-pixbuf-2.0/2.10.0/loaders"
if [ -f "$SNAP/usr/lib/$ARCH/gdk-pixbuf-2.0/gdk-pixbuf-query-loaders" ]; then
  "$SNAP/usr/lib/$ARCH/gdk-pixbuf-2.0/gdk-pixbuf-query-loaders" > "$GDK_PIXBUF_MODULE_FILE"
fi

# Create $XDG_RUNTIME_DIR if not exists (to be removed when https://pad.lv/1656340 is fixed)
[ -n "$XDG_RUNTIME_DIR" ] && mkdir -p -m 700 "$XDG_RUNTIME_DIR"

exec "$@"
