#!/usr/bin/env bash
# Copy concert WAV files from the curator's Dropbox folder into content/audio/,
# stripping the ` Brianna` suffix that the source files carry.
# Idempotent: skips files that already exist at the destination.
set -euo pipefail

SRC_DIR="${SRC_DIR:-$HOME/Dropbox/File requests/Mill Run Audio}"
DEST_DIR="${DEST_DIR:-$(cd "$(dirname "$0")/.." && pwd)/content/audio}"

if [[ ! -d "$SRC_DIR" ]]; then
	echo "error: source directory not found: $SRC_DIR" >&2
	exit 1
fi

mkdir -p "$DEST_DIR"

count=0
copied=0
skipped=0

shopt -s nullglob
for src in "$SRC_DIR"/*.wav; do
	count=$((count + 1))
	name=$(basename "$src")
	# Strip trailing " Brianna.wav" → ".wav"
	dest_name="${name% Brianna.wav}.wav"
	dest="$DEST_DIR/$dest_name"

	if [[ -f "$dest" ]] && [[ $(stat -c %s "$src") -eq $(stat -c %s "$dest") ]]; then
		skipped=$((skipped + 1))
		continue
	fi

	printf '  [%2d] %s\n' "$count" "$dest_name"
	cp -- "$src" "$dest"
	copied=$((copied + 1))
done

printf '\n%d total · %d copied · %d skipped (already present)\n' "$count" "$copied" "$skipped"