#!/bin/sh
. /usr/share/libubox/jshn.sh

add_object () {
    json_set_namespace NEW
    json_add_object "${1}"
    json_add_string radio "${2}"
    json_add_string ssid "${3}"
    json_add_int disconnected_time "${4}"
    json_close_object
    json_set_namespace ORG
}

read_unconnected_clients() {
    local uptime=$(cut -f1 -d. < /proc/uptime)
    local type Idx=1
    json_set_namespace NEW
    json_init
    json_add_object "clients"
    json_set_namespace ORG
    json_init
    json_load "$(/usr/sbin/update_wifi_client_list.sh read)"
    if json_select "clients" > /dev/null; then
        while json_get_type type $Idx && [ "$type" = object ]; do
            local connected mac radio ssid time_stamp
            json_select $Idx
            json_get_var connected connected
            if [ "$connected" = "0" ]; then
                json_get_var mac mac
                json_get_var radio radio
                json_get_var ssid ssid
                json_get_var time_stamp time_stamp
                add_object "$mac" "$radio" "$ssid" "$(($uptime - $time_stamp))"
            fi
            json_select ..
            Idx=$((Idx+1))
        done
    fi
    json_set_namespace NEW
    json_close_object
    json_dump
}


case "$1" in
    list)
        echo '{ "wifi_script_running": { }, "unconnected_clients": { } }'
    ;;

    call)
        case "$2" in
            wifi_script_running)
                json_init
                pidof wifi > /dev/null
                if [ "$?" = "0" ]; then
                    json_add_string "running" "yes"
                else
                    json_add_string "running" "no"
                fi
                json_dump
            ;;

            unconnected_clients)
                read_unconnected_clients
            ;;
        esac
    ;;
esac