#!/usr/bin/env dash
# Deploy Firefox/LibreWolf hardening and custom CSS.
# chezmoi re-runs this script whenever any file under firefox/ or the nix
# inputs that provide arkenfox-userjs change.
# firefox/ content hash: {{ output "sh" "-c" (printf "cd %q && find firefox -type f -exec sha256sum {} + | LC_ALL=C sort" .chezmoi.sourceDir) | sha256sum }}
# arkenfox nix hash: {{ output "sh" "-c" (printf "cd %q && sha256sum nix/flake.lock nix/host.nix 2>/dev/null || true" .chezmoi.sourceDir) | sha256sum }}
set -eu

PROFILES_DIR="$HOME/.var/app/io.gitlab.librewolf-community/.librewolf"
ARKENFOX_USER_JS="$HOME/.nix-profile/share/arkenfox-userjs/user.js"
[ -d "$PROFILES_DIR" ] || exit 0

PROFILE=$(find "$PROFILES_DIR" -maxdepth 1 -mindepth 1 -type d -name '*.default-default' | head -1)
if [ -z "$PROFILE" ]; then
    PROFILE=$(find "$PROFILES_DIR" -maxdepth 1 -mindepth 1 -type d | head -1)
fi
[ -n "$PROFILE" ] || exit 0

cd "$CHEZMOI_SOURCE_DIR"

if [ -r "$ARKENFOX_USER_JS" ]; then
    tmp=$(mktemp)
    cat "$ARKENFOX_USER_JS" >"$tmp"
    printf '\n/*** user-overrides.js ***/\n\n' >>"$tmp"
    cat firefox/user-overrides.js >>"$tmp"
    cp --remove-destination "$tmp" "$PROFILE/user.js"
    rm -f "$tmp"
    rm -f "$PROFILE/user-overrides.js"
else
    echo "deploy-firefox: missing $ARKENFOX_USER_JS; run 'just nix-switch' before regenerating user.js." >&2
fi

find firefox -type f | while IFS= read -r src; do
    [ "$src" = "firefox/user-overrides.js" ] && continue
    dest="$PROFILE/${src#firefox/}"
    mkdir -p "$(dirname "$dest")"
    cp --remove-destination "$src" "$dest"
done