Scripts/resources/[ps]/ps-buffs/client/main.lua

local QBCore = exports['qb-core']:GetCoreObject()

local function GetBuffs()
    -- If making multiple calls to GetBuffs we dont get a result of the 2nd call
    -- The wait seems to fix the issue
    Wait(500)
    local p = promise.new()
    QBCore.Functions.TriggerCallback('buffs:server:fetchBuffs', function(result)
        p:resolve(result)
    end)
    return Citizen.Await(p)
end

--- Method to fetch if player has buff with name and is not nil
--- @param buffName string - Name of the buff
--- @return bool
local function HasBuff(buffName)
    local buffs = GetBuffs()
    if buffs then
        return buffs[buffName] ~= nil
    end
    return false
end exports('HasBuff', HasBuff)

--- Method to fetch buff details if player has buff active
--- @param buffName string - Name of the buff
--- @return table
local function GetBuff(buffName)
    local buffData = Config.Buffs[buffName]
    -- Check if we were given a correct buff name
    if buffData == nil then
        return nil
    end

    local buffs = GetBuffs()
    local time = nil
    
    if buffs then
        time = buffs[buffName]
    end

    if time == nil then
        time = 0
    end

    if buffData.type == 'buff' then
        return {
            time = time,
            buffName = buffName,
            iconName = buffData.iconName,
            iconColor = buffData.iconColor,
            progressColor = buffData.progressColor,
            progressValue = (time * 100) / buffData.maxTime,
            type = buffData.type,
        }
    else
        return {
            time = time,
            iconColor = buffData.iconColor,
            maxTime = buffData.maxTime,
            type = buffData.type,
        }
    end
end exports('GetBuff', GetBuff)

--- Method to fetch nui details of all buffs, used when a player that had buffs
--- logged out and back in to the server
--- @return table | nil
local function GetBuffNUIData()
    local buffs = GetBuffs()

    if buffs == nil then
        return nil
    end

    local nuiData = {}

    for buffName, buffTime in pairs(buffs) do
        local buffData = Config.Buffs[buffName]

        if buffData.type == 'buff' then
            nuiData[buffName] = {
                buffName = buffName,
                display = true,
                iconName = buffData.iconName,
                iconColor = buffData.iconColor,
                progressColor = buffData.progressColor,
                progressValue = (buffTime * 100) / buffData.maxTime,
            }
        else
            nuiData[buffName] = {
                display = true,    
                enhancementName = buffName,
                iconColor = buffData.iconColor
            }
        end
    end

    return nuiData
end exports('GetBuffNUIData', GetBuffNUIData)

--- Method to add buff to player
--- @param playerID string - Player identifier
--- @param buffName string - Name of the buff
--- @return bool - Success of removing the player buff
local function AddBuff(buffName, time)
    local p = promise.new()
    QBCore.Functions.TriggerCallback('buffs:server:addBuff', function(result)
        p:resolve(result)
    end, buffName, time)
    return Citizen.Await(p)
end exports('AddBuff', AddBuff)




--- Custom Buffs, edit to your liking ---

--- Method to add stamina buff to player
--- @param time  - Time in ms the health buff will be active
--- @param value - The amount of speed boost the player will recieve
local hasStaminaBuffActive = false
local function StaminaBuffEffect(time, value)
    AddBuff("stamina", time)
    if not hasStaminaBuffActive then 
        hasStaminaBuffActive = true
        CreateThread(function()
            SetRunSprintMultiplierForPlayer(PlayerId(), value)
            while exports['ps-buffs']:HasBuff("stamina") do
                Wait(500)
                SetPlayerStamina(PlayerId(), GetPlayerStamina(PlayerId()) + math.random(1,10))
            end
            SetRunSprintMultiplierForPlayer(PlayerId(), 1.0)
            hasStaminaBuffActive = false
        end)
    end
end exports('StaminaBuffEffect', StaminaBuffEffect)

--- Method to add swimming buff to player
--- @param time  - Time in ms the health buff will be active
--- @param value - The amount of swimming speed boost the player will recieve
local hasSwimmingBuffActive = false
local function SwimmingBuffEffect(time, value)
    AddBuff("swimming", time)
    if not hasSwimmingBuffActive then 
        hasSwimmingBuffActive = true
        CreateThread(function()
            SetSwimMultiplierForPlayer(PlayerId(), value)
            while exports['ps-buffs']:HasBuff("swimming") do
                Wait(500)
                SetPlayerStamina(PlayerId(), GetPlayerStamina(PlayerId()) + math.random(1,10))
            end
            SetSwimMultiplierForPlayer(PlayerId(), 1.0)
            hasSwimmingBuffActive = false
        end)
    end
end exports('SwimmingBuffEffect', SwimmingBuffEffect)

--- Method to add health buff to player
--- @param time  - Time in ms the health buff will be active
--- @param value - The amount of HP the player will gain over time

local hasHealthBuffActive = false
local function AddHealthBuff(time, value)
    AddBuff("super-health", time)
    if not hasHealthBuffActive then
        hasHealthBuffActive = true
        CreateThread(function()
            while HasBuff("super-health") do
                Wait(5000)
                if GetEntityHealth(PlayerPedId()) < 200 then
                    SetEntityHealth(PlayerPedId(), GetEntityHealth(PlayerPedId()) + value)
                end
            end
            hasHealthBuffActive = false
        end)
    end
end exports('AddHealthBuff', AddHealthBuff)

--- Method to add armor buff to player
--- @param time  - Time in ms the health buff will be active
--- @param value - The amount of Armor the player will gain over time

local hasArmorBuffActive = false
local function AddArmorBuff(time, value)
    AddBuff("super-armor", time)
    if not hasArmorBuffActive then
        hasArmorBuffActive = true
        CreateThread(function()
            while HasBuff("super-armor") do
                Wait(5000)
                if GetPedArmour(PlayerPedId()) < 100 then
                    SetPedArmour(PlayerPedId(), GetPedArmour(PlayerPedId()) + value)
                end
            end
            hasArmorBuffActive = false
        end)
    end
end exports('AddArmorBuff', AddArmorBuff)

--- Method to add stress buff to player
--- @param time  - Time in ms the stress buff will be active
--- @param value - The amount of stress the player will lose every 5 seconds
local hasStressBuffActive = false
local function AddStressBuff(time, value)
    AddBuff("super-stress", time)
    if not hasStressBuffActive then
        hasStressBuffActive = true
        CreateThread(function()
            while HasBuff("super-stress") do
                Wait(5000)
                TriggerServerEvent("hud:server:RelieveStress", value)
            end
            hasStressBuffActive = false
        end)
    end
end exports('AddStressBuff', AddStressBuff)