#!/bin/bash

set -eu -o pipefail

setup_db() {
    set -eu

    if [ -f "/data/gitea/conf/app.ini" ]; then
      echo "-----> Running database migration"
      gitea migrate
    fi
}

setup_root_user() {
    set -eu

    if [ ! -f "/data/gitea/conf/app.ini" ]; then
      echo "-----> Missing app.ini, not setting up root user"
      return
    fi

    user_count=$(mysql -u"${DB_USER}" -p"${DB_PASSWD}" -h mysql --database="${DB_NAME}" -N -B -e "SELECT count(*) FROM user;")

    if [[ "${user_count}" == "0" ]]; then
        echo "-----> Setting up root user for initial deployment"
        if gitea admin create-user --username "$ADMIN_USER" --password "$ADMIN_PASS" --email "$ADMIN_MAIL" --admin; then
            echo "-----> root user added"
        else
            echo "-----> Failed to add root user"
            exit 1
        fi
    fi
}

setup_app_ini() {
    set -eu

    if [ ! -f "/data/gitea/conf/app.ini" ]; then
      echo "-----> Missing app.ini, not setting up root user"
      return
    fi

    declare app_ini="/data/gitea/conf/app.ini"

    echo "-----> Using crudini to setup configuration"

    crudini --del "$app_ini" database PATH
    crudini --set "$app_ini" database DB_TYPE mysql
    crudini --set "$app_ini" database HOST "${DB_HOST}"
    crudini --set "$app_ini" database NAME "${DB_NAME}"
    crudini --set "$app_ini" database USER "${DB_USER}"
    crudini --set "$app_ini" database PASSWD "${DB_PASSWD}"
    crudini --set "$app_ini" database SSL_MODE "disable"

    crudini --set "$app_ini" server PROTOCOL "http"
    crudini --set "$app_ini" server DOMAIN "${DOMAIN}"
    crudini --set "$app_ini" server ROOT_URL "https://%(DOMAIN)s/"
    crudini --set "$app_ini" sserver HTTP_ADDR ""
    crudini --set "$app_ini" sserver HTTP_PORT "3000"

}

main() {
    set -eu

    setup_db
    setup_root_user
    setup_app_ini
}

main

/usr/bin/entrypoint "$@"