ND_Core/ND_CharacterSelection/source/server.lua

-- For support join my discord: https://discord.gg/Z9Mxu72zZ6

NDCore = exports["ND_Core"]:GetCoreObject()

function validateDepartment(player, department)
    local departmentExists = config.departments[department]
    if departmentExists then
        local discordUserId = string.gsub(NDCore.functions:GetPlayerIdentifierFromType("discord", player), "discord:", "")
        local roles = NDCore.functions:getUserDiscordInfo(discordUserId).roles

        -- validate that the player actually has the role that they selected on the client.
        for _, roleId in pairs(departmentExists) do
            if roles[roleId] or roleId == 0 or roleId == "0" then
                return true
            end
        end
    end
    return false
end

-- Creating a new character.
RegisterNetEvent("ND_CharacterSelection:newCharacter")
AddEventHandler("ND_CharacterSelection:newCharacter", function(newCharacter)
    local player = source

    -- validate that the person has permission to use the department.
    local departmentCheck = validateDepartment(player, newCharacter.job)
    if not departmentCheck then return end

    -- Create the character if the player has permission to the department.
    NDCore.functions:createCharacter(player, newCharacter.firstName, newCharacter.lastName, newCharacter.dob, newCharacter.gender, newCharacter.twt, newCharacter.job, newCharacter.cash, newCharacter.bank)
end)

-- Update the character info when edited.
RegisterNetEvent("ND_CharacterSelection:editCharacter")
AddEventHandler("ND_CharacterSelection:editCharacter", function(newCharacter)
    local player = source

    -- validate that the person has permission to use the department.
    local departmentCheck = validateDepartment(player, newCharacter.job)
    if not departmentCheck then return end
    
    -- Updating the character information in the database.
    NDCore.functions:updateCharacterData(newCharacter.id, newCharacter.firstName, newCharacter.lastName, newCharacter.dob, newCharacter.gender, newCharacter.twt, newCharacter.job)

    -- Updating characters on the client.
    TriggerClientEvent("ND:returnCharacters", player, NDCore.functions:getPlayerCharacters(player))
end)

RegisterNetEvent("ND_CharacterSelection:checkPerms")
AddEventHandler("ND_CharacterSelection:checkPerms", function()
    local player = source
    local discordUserId = string.gsub(NDCore.functions:GetPlayerIdentifierFromType("discord", player), "discord:", "")
    local allowedRoles = {}
    local roles = NDCore.functions:getUserDiscordInfo(discordUserId).roles

    -- Check if the players discord roles will grant them permission to the department.
    for dept, roleTable in pairs(config.departments) do
        for _, roleId in pairs(roleTable) do
            if roles[roleId] or roleId == 0 or roleId == "0" then
                table.insert(allowedRoles, dept)
            end
        end
    end

    TriggerClientEvent("ND_CharacterSelection:permsChecked", player, allowedRoles)
end)