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script_author("treywisp")
script_name("answerphone")

local sampev = require("samp.events")
local inicfg = require("inicfg")

local settings_source = "answerphone.ini"
local settings = inicfg.load({
    variables = {
        active = true,
        dnd = false, -- do not distrub 
    }
}, settings_source)

local answers = {
    afk = "[Aвтоответчик] Я в AFK без ESC более 10 мин. Напиши позже",
    combat = "[Aвтоответчик] Я сейчас в бою. Отвечу тебе позже",
    dnd = "[Aвтоответчик] Я сейчас занят. Пожалуйста, напиши позже"
}

local ped_states = {
    afk = false,
    combat = false,
    last_afk = 0,
    last_combat = 0,
}

local peds = {}

local function notify(text)
    sampAddChatMessage("[answerphone] {FFFFFF}"..text, 0xF4A460)
end

local function answer(nick, id)
    local now = os.time() * 1000

    if peds[nick] and now - peds[nick] < 180000 then return end
    peds[nick] = nil

    lua_thread.create(function() wait(666)
        local response = settings.variables.dnd and answers.dnd
                         or ped_states.combat and answers.combat
                         or ped_states.afk and answers.afk
        if response then sampSendChat("/sms " .. id .. " " .. response) end

        peds[nick] = os.time() * 1000
    end)
end

function main()
    if not isSampAvailable or not isSampfuncsLoaded() then return end
    while not isSampAvailable() do wait (100) end

    notify("Загружено. Автоответчик (/ap) -" .. (settings.variables.active and "{A7FC00} включен{FFFFFF}." or "{FF0000} выключен{FFFFFF}.") .. " Режим \"не беспокоить\" (/ap_dnd) -" .. (settings.variables.dnd and "{A7FC00} включен{FFFFFF}" or "{FF0000} выключен{FFFFFF}"))

    sampRegisterChatCommand("ap", function()
        settings.variables.active = not settings.variables.active
        inicfg.save(settings, settings_source)
        notify("Автоответчик теперь " .. (settings.variables.active and "работает" or "выключен"))
    end)

    sampRegisterChatCommand("ap_dnd", function()
        settings.variables.dnd = not settings.variables.dnd
        inicfg.save(settings, settings_source)
        notify("Режим \"не беспокоить\" теперь " .. (settings.variables.dnd and "работает" or "выключен"))
    end)

    while true do wait(0)
        if settings.variables.active then
            local now = os.time() * 1000

            for i = 0, 255 do
                if (isKeyJustPressed(i)) then
                    ped_states.last_afk = now
                    if (ped_states.afk) then ped_states.afk = not ped_states.afk end
                end
            end

            if (ped_states.combat) and (now - ped_states.last_combat > 10000) then
                ped_states.combat = false
            end

            if (now - ped_states.last_afk > 600000) then
                ped_states.afk = true
            end
        end
    end
end

function sampev.onSendTakeDamage(id, damage, weapon, bodypart)
    if (id ~= 65535) and (damage > 3) and (settings.variables.active) then
        ped_states.last_combat = os.time() * 1000
        ped_states.combat = true
    end
end

function sampev.onServerMessage(color, text)
    if (color == -65281) and (text:find("^ SMS%: .*%. Отправитель%: .*%[%d+%]")) and (settings.variables.active) then
        local nick, id = string.match(text, "^ SMS%: .*%. Отправитель%: (.*)%[(%d+)%]")
        if ped_states.afk or ped_states.combat or settings.variables.dnd then
            answer(nick, id)
        end
    end
end