#!/command/with-contenv bash
# shellcheck shell=bash

await_database() {
    # Settings
    local interval="1"
    local status

    # For loop
    for i in {1..30}
    do
        # Check if database is reachable
        status="$(wp core is-installed 2>&1)"

        # Check if status contains database connection (partial match)
        if echo "${status}" | grep -q "Error establishing"; then
            echo "Database is not reachable, retrying in ${interval} seconds [${i}/30]"
            sleep "${interval}"
            continue
        fi

        return 0
    done
}

# init-install-wordpress main
main() {
    # This will prepend service name to all output from here
    exec > >(while read -r line; do echo "[init-install-wordpress] ${line}"; done) 2>&1

    if [ "${WORDPRESS_INIT_ENABLE:-false}" = "false" ]; then
        echo "WordPress init is disabled"
        return 0
    fi

    # Check if WordPress is already installed
    if wp core is-installed 2>&1; then
        echo "WordPress is already installed"
        return 0
    fi

    if ! await_database; then
        echo "Error: Database is not reachable"
        return 1
    fi

    source /usr/local/bin/load_secrets

    s6-envdir /run/secrets_normalized wp core install \
        --url="${WORDPRESS_INIT_SITE_URL:?}" \
        --title="${WORDPRESS_INIT_SITE_TITLE:-WordPress}" \
        --admin_user="${WORDPRESS_INIT_ADMIN_USER:?}" \
        --admin_password="${WORDPRESS_INIT_ADMIN_PASSWORD:?}" \
        --admin_email="${WORDPRESS_INIT_ADMIN_EMAIL:?}" \
        --skip-email

    sleep 0.5

    # Check if WordPress is already installed
    if wp core is-installed 2>&1; then
        echo "WordPress installed successfully at ${WORDPRESS_INIT_SITE_URL}"
        return 0
    fi

    echo "Error: WordPress installation failed"
    return 1
}
main