#!/usr/bin/env bash
set -euo pipefail

CONFIG_FILE="/opt/appfactory/config/appfactory.env"

if [ ! -f "$CONFIG_FILE" ]; then
  echo "Missing config file: $CONFIG_FILE"
  exit 1
fi

source "$CONFIG_FILE"

if [ -z "${GITEA_URL:-}" ] || [ -z "${GITEA_ORG:-}" ] || [ -z "${GITEA_TOKEN:-}" ] || [ -z "${WEBHOOK_INTERNAL_URL:-}" ] || [ -z "${WEBHOOK_SECRET:-}" ]; then
  echo "Missing required config values."
  echo "Required: GITEA_URL, GITEA_ORG, GITEA_TOKEN, WEBHOOK_INTERNAL_URL, WEBHOOK_SECRET"
  exit 1
fi

echo "Syncing Gitea webhooks"
echo "Org: $GITEA_ORG"
echo "URL: $WEBHOOK_INTERNAL_URL"
echo ""

repos_json="$(curl -sS \
  "$GITEA_URL/api/v1/orgs/$GITEA_ORG/repos?limit=1000" \
  -H "Authorization: token $GITEA_TOKEN")"

repo_names="$(echo "$repos_json" | jq -r '.[].name')"

if [ -z "$repo_names" ]; then
  echo "No repositories found."
  exit 0
fi

for repo in $repo_names; do
  echo "Repository: $repo"

  hooks_json="$(curl -sS \
    "$GITEA_URL/api/v1/repos/$GITEA_ORG/$repo/hooks" \
    -H "Authorization: token $GITEA_TOKEN")"

  hook_id="$(echo "$hooks_json" | jq -r \
    --arg url "$WEBHOOK_INTERNAL_URL" \
    '.[] | select(.type == "gitea") | select(.config.url == $url) | .id' \
    | head -n 1)"

  payload="$(jq -n \
    --arg url "$WEBHOOK_INTERNAL_URL" \
    --arg secret "$WEBHOOK_SECRET" \
    '{
      type: "gitea",
      active: true,
      events: ["push"],
      config: {
        url: $url,
        content_type: "json",
        secret: $secret
      }
    }')"

  if [ -n "$hook_id" ] && [ "$hook_id" != "null" ]; then
    echo "  Updating hook ID: $hook_id"

    curl -sS -X PATCH \
      "$GITEA_URL/api/v1/repos/$GITEA_ORG/$repo/hooks/$hook_id" \
      -H "Authorization: token $GITEA_TOKEN" \
      -H "Content-Type: application/json" \
      -d "$payload" >/dev/null
  else
    echo "  Creating hook"

    curl -sS -X POST \
      "$GITEA_URL/api/v1/repos/$GITEA_ORG/$repo/hooks" \
      -H "Authorization: token $GITEA_TOKEN" \
      -H "Content-Type: application/json" \
      -d "$payload" >/dev/null
  fi
done

echo ""
echo "DONE"