ESX = nil
local registered = false
local data =  {
    firstName,
    lastName,
    dateOfBirth,
    sex,
    height
}

TriggerEvent('esx:getSharedObject', function(obj) ESX = obj end)

AddEventHandler("playerConnecting", function(name, setKickReason, deferrals)
    local player = source
    local identifiers = GetPlayerIdentifiers(player)
    local identifier
    deferrals.defer()

    Citizen.Wait(0)

    for k, v in pairs(identifiers) do
        if string.match(v, 'license:') then
            identifier = string.sub(v, 9)
            break
        end
    end

    Citizen.Wait(0)
    
    if identifier then
        MySQL.Async.fetchAll('SELECT firstname, lastname, dateofbirth, sex, height FROM `users` WHERE `identifier` = @identifier', {
            ['@identifier'] = identifier
        }, function(result)
            if result[1] then
                if result[1].firstname ~= nil then
                    data = {
                        firstName   = result[1].firstname,
                        lastName    = result[1].lastname,
                        dateOfBirth = result[1.].dateofbirth,
                        sex         = result[1].sex,
                        height      = result[1].height
                    }
                end
            end                
        end)

        Citizen.Wait(500)
        if data.firstName ~= nil then
            registered = true
            deferrals.done()
        else
            deferrals.presentCard([==[{"type": "AdaptiveCard", "body": [{ "type": "ColumnSet", "columns": [{ "type": "Column", "items": [
                { "type": "Input.Text", "placeholder": "First Name (Max 15 Characters)", "id": "firstname" }], "width": "stretch" }]},
                { "type": "Input.Text", "placeholder": "Last Name (Max 15 Characters)", "id": "lastname" },
                { "type": "Input.Text", "placeholder": "Height (24-96 Inches)", "id": "height" },
                { "type": "Input.Date", "id": "dateofbirth" },
                { "type": "Input.ChoiceSet", "placeholder": "Sex", "choices": [{ "title": "Male", "value": "m" }, { "title": "Female",  "value": "f" }], "style": "expanded", "value": "m", "id": "sex" }],
                "actions": [{ "type": "Action.Submit", "title": "Submit" }],
                "$schema": "http://adaptivecards.io/schemas/adaptive-card.json",
                "version": "1.0"
            }]==], function(submittedData, rawData)
                if submittedData.firstname == "" or submittedData.lastname == "" or submittedData.dateofbirth == "" or submittedData.sex == "" or submittedData.height == "" then
                    deferrals.done(_U('data_incorrect'))
                else
                    if checkNameFormat(submittedData.firstname) and checkNameFormat(submittedData.lastname) and checkDOBFormat(submittedData.dateofbirth) and checkSexFormat(submittedData.sex) and checkHeightFormat(submittedData.height) then
                        local formattedFirstName = formatName(submittedData.firstname)
                        local formattedLastName = formatName(submittedData.lastname)
                        local formattedHeight = tonumber(submittedData.height)
                        data = {
                            firstName   = formattedFirstName,
                            lastName    = formattedLastName,
                            dateOfBirth = submittedData.dateofbirth,
                            sex         = submittedData.sex,
                            height      = formattedHeight
                        }
                        Citizen.Wait(500)
                        deferrals.done()
                    else
                        deferrals.done(_U('invalid_format'))
                    end
                end
            end)
        end
    else
        deferrals.done(_U('no_identifiers'))
    end
end)

RegisterServerEvent('esx:playerLoaded')
AddEventHandler('esx:playerLoaded', function()
    local playerId = source
    local xPlayer = ESX.GetPlayerFromId(playerId)

    Citizen.Wait(4000)
    
    if xPlayer then
        xPlayer.setName(('%s %s'):format(data.firstName, data.lastName))
        xPlayer.set('firstName', data.firstName)
        xPlayer.set('lastName', data.lastName)
        xPlayer.set('dateofbirth', data.dateOfBirth)
        xPlayer.set('sex', data.sex)
        xPlayer.set('height', data.height)
    end

    if not registered then
        registered = true
        SetIdentity(xPlayer.identifier, data.firstName, data.lastName, data.dateOfBirth, data.sex, data.height)
    end
end)


function checkNameFormat(name)
    if checkAlphanumeric(name) == nil then
        if checkForNumbers(name) == nil then
            local stringLength = string.len(name)
            if stringLength > 0 and stringLength < Config.MaxNameLength then
                return true
            else
                return false
            end
        else
            return false
        end
    else
        return false
    end
end

function checkDOBFormat(dob)
    local date = tostring(dob)
    if checkDate(date) == true then
        return true
    else
        return false
    end
end

function checkSexFormat(sex)
    if sex == "m" or sex == "M" or sex == "f" or sex == "F" then
        return true
    else
        return false
    end
end

function checkHeightFormat(height)
    local numHeight = tonumber(height)
    if numHeight < Config.MinHeight and numHeight > Config.MaxHeight then
        return false
    else
        return true
    end
end

function formatName(name)
    local loweredName = convertToLowerCase(name)
    local formattedName = convertFirstLetterToUpper(loweredName)
    return formattedName
end

function convertToLowerCase(str)
    return string.lower(str)
end

function convertFirstLetterToUpper(str)
    return str:gsub("^%l", string.upper)
end

function checkAlphanumeric(str)
    return (string.match(str, "%W"))
end

function checkForNumbers(str)
    return (string.match(str,"%d"))
end

function checkDate(str)
    if string.match(str, '(%d%d%d%d)-(%d%d)-(%d%d)') ~= nil then
        local y, m, d = string.match(str, '(%d+)-(%d+)-(%d+)')
        y = tonumber(y)
        m = tonumber(m)
        d = tonumber(d)
        if ((d <= 0) or (d > 31)) or ((m <= 0) or (m > 12)) or ((y <= Config.LowestYear) or (y > Config.HighestYear)) then
            return false
        elseif m == 4 or m == 6 or m == 9 or m == 11 then 
            if d > 30 then
                return false
            else
                return true
            end
        elseif m == 2 then
            if y%400 == 0 or (y%100 ~= 0 and y%4 == 0) then
                if d > 29 then
                    return false
                else
                    return true
                end
            else
                if d > 28 then
                    return false
                else
                    return true
                end
            end
        else 
            if d > 31 then
                return false
            else
                return true
            end
        end
    else
        return false
    end
end

function SetIdentity(identifier, firstName, lastName, dateOfBirth, sex, height)
    MySQL.Async.execute('UPDATE `users` SET `firstname` = @firstname, `lastname` = @lastname, `dateofbirth` = @dateofbirth, `sex` = @sex, `height` = @height WHERE identifier = @identifier', {
        ['@identifier']		= identifier,
        ['@firstname']		= firstName,
        ['@lastname']       = lastName,
        ['@dateofbirth']    = dateOfBirth,
        ['@sex']            = sex,
        ['@height']         = height
    })
end