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

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "${SCRIPT_DIR}/functions.sh"
resolve_paths

main() {
    > "$ENV_FILE"

    read -r -p "Base Domain (e.g. example.org) [example.org]: " DOMAIN_INPUT
    DOMAIN="${DOMAIN_INPUT:-example.org}"
    auto_var "DOMAIN" $DOMAIN "no"
    log_info "Base Domain set to: ${DOMAIN}"

    read -r -p "Auto-generate secure defaults for remaining fields? [Y/n]: " GEN_INPUT
    GEN_INPUT="${GEN_INPUT:-Y}"

    if [[ "$GEN_INPUT" =~ ^[Yy]$ ]]; then
        log_info "Generating secure defaults..."

        auto_var "USER_ID" "1000" "no"
        auto_var "GROUP_ID" "1000" "no"
        auto_var "VOLUME_PATH" "./matrix" "no"
        auto_var "COUNTRY" "GB" "no"
        auto_var "PG_USER" "postgres" "no"
        auto_var "PG_PASSWORD" "generated" "yes"
        auto_var "PG_USER_MATRIX" "matrix" "no"
        auto_var "PG_DB_MATRIX" "synapse" "no"
        auto_var "PG_PASSWORD_MATRIX" "generated" "yes"
        auto_var "PG_USER_MAS" "mas" "no"
        auto_var "PG_DB_MAS" "auth" "no"
        auto_var "PG_PASSWORD_MAS" "generated" "yes"

        log_info "All fields auto-generated."
    else
        log_info "Manual entry mode."





    prompt_var "USER_ID" "Docker UserId" "1000" "no"
    prompt_var "GROUP_ID" "Docker GroupID" "1000" "no"
    prompt_var "VOLUME_PATH" "Install directory" "./matrix" "no"
    prompt_var "COUNTRY" "Country Code (e.g. GB)" "GB" "no"
    prompt_var "PG_USER" "PostgreSQL Superuser" "postgres" "no"
    prompt_var "PG_PASSWORD" "PostgreSQL Superuser Password" "generated" "yes"
    prompt_var "PG_USER_MATRIX" "Synapse Database User" "matrix" "no"
    prompt_var "PG_DB_MATRIX" "Synapse Database Name" "synapse" "no"
    prompt_var "PG_PASSWORD_MATRIX" "Synapse Database Password" "generated" "yes"
    prompt_var "PG_USER_MAS" "MAS Database User" "mas" "no"
    prompt_var "PG_DB_MAS" "MAS Database Name" "auth" "no"
    prompt_var "PG_PASSWORD_MAS" "MAS Database Password" "generated" "yes"

    chmod 600 "$ENV_FILE"

    log_info "Environment file created: $ENV_FILE"
    log_warn "Add $ENV_FILE to .gitignore and backup securely"
}

main "$@"