#!/usr/bin/env bash

set -euo pipefail

# If the number of arguments is not equal to 1, exit and display usage info.
if [ "$#" -ne 2 ]; then
    echo "Usage: archive_index_template MINIO_INSTANCE BUCKET_NAME"
    exit 1
fi

# Create temporary directory.
TMP_DIR=$(mktemp -d)

# Check if temporary directory was created.
if ! test -d "$TMP_DIR"; then
    echo "Failed to create temp dir"
    exit 1
fi

# Cleanup temporary directory.
function cleanup() {
    rm -rf "$TMP_DIR"
    echo "Cleaned up temp dir at $TMP_DIR"
}

# Trigger cleanup trap on EXIT and SIGINT signals
trap cleanup EXIT SIGINT

# Download archive-index-template.html and save to temporary directory as
# index.html.
wget --quiet https://files.hyperreal.coffee/archive-index-template.html \
    -O "${TMP_DIR}/index.html"

# Replace "CHANGEME" with the the BUCKET_NAME argument in index.html.
sed -i "s/CHANGEME/$2/g" "${TMP_DIR}/index.html"

# Put the new index.html into the root of the given bucket.
mc put "${TMP_DIR}/index.html" "${1}/${2}/"