#!/bin/bash

# Configuration file path
CONFIG_FILE="/usrdata/simpleupdate/simpleupdate.conf"

# Helper function to load and update the configuration
update_config() {
    local key="$1"
    local value="$2"
    if grep -q "^$key=" "$CONFIG_FILE"; then
        sed -i "s|^$key=.*|$key=$value|" "$CONFIG_FILE"
    else
        echo "$key=$value" >> "$CONFIG_FILE"
    fi
}

# Display the current configuration status
status() {
    echo "Current Configuration Status:"
    if [[ -f "$CONFIG_FILE" ]]; then
        while IFS= read -r line; do
            echo "$line"
        done < "$CONFIG_FILE"
    else
        echo "Configuration file not found."
    fi
}

# Enable automatic updates
enable_updates() {
    update_config "CONF_ENABLED" "yes"
    echo "Automatic updates have been enabled."
}

# Disable automatic updates
disable_updates() {
    update_config "CONF_ENABLED" "no"
    echo "Automatic updates have been disabled."
}

# Manually start the update process
start_update() {
    /usrdata/simpleupdate/simpleupdated &
    echo "The update process has been started manually."
}

# Interactive setup for the update configuration
setup() {
    read -p "Enable automatic updates? [yes/no]: " enable_updates
    if [[ "$enable_updates" == "yes" ]]; then
        enable_updates
    else
        disable_updates
    fi

    read -p "Check for updates at boot? [yes/no]: " check_boot
    update_config "CHECK_AT_BOOT" "$check_boot"

    read -p "Update frequency (none, daily, weekly, monthly): " frequency
    update_config "UPDATE_FREQUENCY" "$frequency"

    case $frequency in
        daily)
            read -p "Scheduled time (HH:MM in 24-hour format): " time
            update_config "SCHEDULED_TIME" "$time"
            ;;
        weekly)
            echo "Please enter the day of the week."
            read -p "Day (full name or abbreviation, e.g., Monday or Mon): " day_input
            # Normalize input to abbreviated form
            day_abbr=$(date -d "$day_input" +%a 2>/dev/null)
            if [[ $? -ne 0 ]]; then
                echo "Invalid day of the week. Please try again."
                return 1
            fi
            update_config "WEEKLY_DAY" "$day_abbr"
            read -p "Scheduled time (HH:MM in 24-hour format): " time
            update_config "SCHEDULED_TIME" "$time"
            ;;
        monthly)
            read -p "Date of the month (1-31): " date
            update_config "MONTHLY_DATE" "$date"
            read -p "Scheduled time (HH:MM in 24-hour format): " time
            update_config "SCHEDULED_TIME" "$time"
            ;;
        *)
            echo "No scheduling will be set."
            ;;
    esac

    echo "Update configuration has been set."
}

# Parse command-line arguments
case "$1" in
    status) status ;;
    enable) enable_updates ;;
    disable) disable_updates ;;
    start) start_update ;;
    setup) setup ;;
    *)
        echo "Usage: $0 {status|enable|disable|start|setup}"
        exit 1
        ;;
esac