stuff

update.sh

@@ -0,0 +1,42 @@
+#!/usr/bin/env bash
+source shellvaculib.bash
+
+function v() {
+  declare -a cmd=("$@")
+  declare -p cmd >&2
+  "${cmd[@]}"
+}
+
+function nix_common() {
+  v nix --show-trace -L -v "$@"
+}
+
+what="${1-}"
+
+if ! git diff --quiet --exit-code HEAD; then
+  svl_die "there must be no changes in working tree to run this"
+fi
+
+if [[ $what == 'flake' ]] || [[ -z $what ]]; then
+  v nix flake update
+  if ! git diff --quiet --exit-code HEAD -- flake.lock; then
+    v git commit -m 'nix flake update' -- flake.lock
+  fi
+fi
+
+if [[ $what == 'bandcamp-collection-downloader' ]] || [[ $what == 'bcd' ]] || [[ -z $what ]]; then
+  tmpdir="$(mktemp -d)"
+  trap '[[ -d $tmpdir ]] && rm -rf "$tmpdir"' EXIT
+  commit_message_path="$tmpdir/commit_message.txt"
+  nix_common run '.#stable.nix-update' -- bandcamp-collection-downloader --version=branch --flake --write-commit-message "$commit_message_path"
+  # v cat "$commit_message_path"
+  # exit 0
+  if ! git diff --quiet --exit-code HEAD -- packages/bandcamp-collection-downloader; then
+    mitmUpdate="$(nix_common build '.#bandcamp-collection-downloader.mitmCache.updateScript' --no-link --print-out-paths)"
+    v "$mitmUpdate"
+    nix_common build '.#bandcamp-collection-downloader' --no-link
+    v git commit --file="$commit_message_path" packages/bandcamp-collection-downloader
+  fi
+
+  rm -rf "$tmpdir"
+fi