#!/bin/bash

# --- Configuration ---
GITEA_URL="http://gitea.int.boger.local"
OWNER="Workflows"
REPO="gitea-runner-generic"
TOKEN="<your-gitea-access-token-here>"
ASSET_NAME="gitea-runner-generic.tar"

if [ "$EUID" -ne 0 ]; then
    echo "This script must be run as root or with sudo."
    exit 1
fi

cd /docker/gitea-runner-generic
docker compose down

# --- Fetch latest release ---
echo "Fetching latest release info..."
release_json=$(curl -s -H "Authorization: token $TOKEN" \
    "$GITEA_URL/api/v1/repos/$OWNER/$REPO/releases/latest")

if [ -z "$release_json" ]; then
    echo "Failed to fetch release information."
    exit 1
fi

# --- Extract asset URL ---
if [ -z "$ASSET_NAME" ]; then
    asset_url=$(echo "$release_json" | jq -r '.assets[0].browser_download_url')
else
    asset_url=$(echo "$release_json" | jq -r --arg NAME "$ASSET_NAME" '.assets[] | select(.name==$NAME) | .browser_download_url')
fi

if [ -z "$asset_url" ] || [ "$asset_url" == "null" ]; then
    echo "Asset not found in the latest release."
    exit 1
fi

# --- Download asset ---
echo "Downloading asset from: $asset_url"
curl -L -H "Authorization: token $TOKEN" -o "$(basename $asset_url)" "$asset_url"

echo "Download completed: $(basename $asset_url). Importing..."

docker image rm gitea-runner-generic:latest

docker load --input $ASSET_NAME

rm $ASSET_NAME

docker compose up -d