XHardwareManager = XHardwareManager or {}

local XQualityManager = CS.XQualityManager.Instance


local XRenderQuality = {
    Lowest = 0,
    Low = 1,
    Middle = 2,
    High = 3,
    Highest = 4
}


--ios默认高档配置，其他需要指定的在这里写
local IOS_TABLE = {

    ["iPad11,1"] = XRenderQuality.Highest,
    ["iPad11,2"] = XRenderQuality.Highest,
    ["iPad11,3"] = XRenderQuality.Highest,
    ["iPad11,4"] = XRenderQuality.Highest,
    ["iPad8,1"] = XRenderQuality.Highest,
    ["iPad8,2"] = XRenderQuality.Highest,
    ["iPad8,3"] = XRenderQuality.Highest,
    ["iPad8,4"] = XRenderQuality.Highest,
    ["iPad8,5"] = XRenderQuality.Highest,
    ["iPad8,6"] = XRenderQuality.Highest,
    ["iPad8,7"] = XRenderQuality.Highest,
    ["iPad8,8"] = XRenderQuality.Highest,

    ["iPad7,1"] = XRenderQuality.Highest,
    ["iPad7,2"] = XRenderQuality.Highest,
    ["iPad7,3"] = XRenderQuality.Highest,
    ["iPad7,4"] = XRenderQuality.Highest,
    ["iPad7,5"] = XRenderQuality.Middle,
    ["iPad7,6"] = XRenderQuality.Middle,
    ["iPad7,7"] = XRenderQuality.Highest,

    ["iPad6,11"] = XRenderQuality.Middle,
    ["iPad6,12"] = XRenderQuality.Middle,

    ["iPad6,1"] = XRenderQuality.Highest,
    ["iPad6,2"] = XRenderQuality.Highest,
    ["iPad6,3"] = XRenderQuality.Middle,
    ["iPad6,4"] = XRenderQuality.Middle,
    ["iPad6,5"] = XRenderQuality.Highest,
    ["iPad6,6"] = XRenderQuality.Highest,
    ["iPad6,7"] = XRenderQuality.Highest,

    ["iPad5,1"] = XRenderQuality.Middle,
    ["iPad5,2"] = XRenderQuality.Middle,
    ["iPad5,3"] = XRenderQuality.Middle,
    ["iPad5,4"] = XRenderQuality.Middle,
    ["iPad5,5"] = XRenderQuality.Middle,

    ["iPad4,1"] = XRenderQuality.Highest,
    ["iPad4,2"] = XRenderQuality.Highest,
    ["iPad4,3"] = XRenderQuality.Highest,
    ["iPad4,7"] = XRenderQuality.Highest,
    ["iPad4,8"] = XRenderQuality.Highest,
    ["iPad4,9"] = XRenderQuality.Highest,

    ["iPad3,1"] = XRenderQuality.Highest,
    ["iPad3,2"] = XRenderQuality.Highest,
    ["iPad3,3"] = XRenderQuality.Highest,
    ["iPad3,4"] = XRenderQuality.Highest,
    ["iPad3,5"] = XRenderQuality.Highest,
    ["iPad3,6"] = XRenderQuality.Highest,




    ["iPhone1,1"] = XRenderQuality.Low,
    ["iPhone1,2"] = XRenderQuality.Low,
    ["iPhone2,1"] = XRenderQuality.Low,
    ["iPhone3,1"] = XRenderQuality.Low,
    ["iPhone3,2"] = XRenderQuality.Low,
    ["iPhone3,3"] = XRenderQuality.Low,
    ["iPhone4,1"] = XRenderQuality.Low,

    ["iPhone5,1"] = XRenderQuality.Low,
    ["iPhone5,2"] = XRenderQuality.Low,
    ["iPhone5,3"] = XRenderQuality.Low,
    ["iPhone5,4"] = XRenderQuality.Low,

    ["iPhone6,1"] = XRenderQuality.Low,
    ["iPhone6,2"] = XRenderQuality.Low,

    ["iPhone7,2"] = XRenderQuality.Middle,
    ["iPhone7,1"] = XRenderQuality.Middle,

    --iphone 6s
    ["iPhone8,1"] = XRenderQuality.Middle,
    ["iPhone8,2"] = XRenderQuality.Middle,
    ["iPhone8,4"] = XRenderQuality.High,

    --iphone 7
    ["iPhone9,1"] = XRenderQuality.High,
    ["iPhone9,2"] = XRenderQuality.High,
    ["iPhone9,3"] = XRenderQuality.High,
    ["iPhone9,4"] = XRenderQuality.High,

    --iphone 8
    ["iPhone10,1"] = XRenderQuality.High,
    ["iPhone10,4"] = XRenderQuality.High,

    --iphone 8 plus
    ["iPhone10,2"] = XRenderQuality.High,
    ["iPhone10,5"] = XRenderQuality.High,

    --iphone x
    ["iPhone10,3"] = XRenderQuality.High,
    ["iPhone10,6"] = XRenderQuality.High,

    --iphone xr
    ["iPhone11,8"] = XRenderQuality.Highest,

    --iphone xs
    ["iPhone11,2"] = XRenderQuality.High,

    --iphone xs max
    ["iPhone11,6"] = XRenderQuality.High,

    --???
    ["iPhone11,4"] = XRenderQuality.Highest,
    ["iPhone11,1"] = XRenderQuality.Highest,
    ["iPhone11,3"] = XRenderQuality.Highest,
    ["iPhone11,5"] = XRenderQuality.Highest,
    ["iPhone11,7"] = XRenderQuality.Highest,
    ["iPhone11,9"] = XRenderQuality.Highest,

    ["iPhone12,1"] = XRenderQuality.Highest,
    ["iPhone12,2"] = XRenderQuality.Highest,
    ["iPhone12,3"] = XRenderQuality.Highest,
    ["iPhone12,4"] = XRenderQuality.Highest,
    ["iPhone12,5"] = XRenderQuality.Highest,
    ["iPhone12,6"] = XRenderQuality.Highest,
    ["iPhone12,7"] = XRenderQuality.Highest,
    ["iPhone12,8"] = XRenderQuality.Highest,
    ["iPhone12,9"] = XRenderQuality.Highest,

}

function XHardwareManager.CheckIOS()
    local iosName = CS.UnityEngine.SystemInfo.deviceModel
    XLog.Debug("IOS Model name:" .. tostring(iosName))

    if not iosName or iosName == "" then
        return XRenderQuality.High
    end

    local quality = IOS_TABLE[iosName]

    if not quality then
        return XRenderQuality.High
    end

    return quality
end

--设置硬件相关分辨率
function XHardwareManager.SetHardwareResolution()
    local model = CS.UnityEngine.SystemInfo.deviceModel
    if not model then
        XQualityManager:SetHardwareScale(1)
        return
    end

    if model then

        --iphone x 设置一个0.9分辨率进去
        if model == "iPhone10,3" or model == "iPhone10,6" or model == "iPhone11,6" then
            XQualityManager:SetHardwareScale(0.9)
            return
        end

    end


    XQualityManager:SetHardwareScale(1)
end


function XHardwareManager.CheckAndroid()
    return XHardwareManager.CheckGpuAndroid(CS.UnityEngine.SystemInfo.graphicsDeviceName)
end

function XHardwareManager.CheckGpuAdreno(tokens)
    local seriesNum
    for i = 1, #tokens do
        seriesNum = tonumber(tokens[i])
        if seriesNum then

            if seriesNum == 540 then
                --835
                return XRenderQuality.High
            end

            if seriesNum == 618 then
                --855+
                return XRenderQuality.High
            end

            if seriesNum == 616 then
                --710
                return XRenderQuality.High
            end

            if seriesNum < 400 then
                return XRenderQuality.Lowest
            elseif seriesNum <= 509 then
                return XRenderQuality.Lowest
            elseif seriesNum < 510 then
                return XRenderQuality.Low
            elseif seriesNum < 600 then
                return XRenderQuality.Middle
            else

                if seriesNum >= 600 and seriesNum < 700 then

                    if seriesNum <= 627 then
                        --616
                        return XRenderQuality.Middle
                    else
                        if seriesNum >= 640 then
                            --640
                            return XRenderQuality.Highest
                        else
                            --630
                            return XRenderQuality.High
                        end

                    end

                elseif seriesNum >= 700 and seriesNum < 800 then
                    --700系列都是高端
                    return XRenderQuality.Middle

                else
                    --800
                    if seriesNum <= 900 then

                        if seriesNum <= 806 then
                            --800 ~ 806
                            return XRenderQuality.Middle
                        else

                            if seriesNum >= 820 then
                                --820以上为最高端
                                return XRenderQuality.Middle
                            else
                                --806~820
                                return XRenderQuality.Middle
                            end

                        end

                    else
                        --未知系列默认返回高端机
                        return XRenderQuality.Middle
                    end

                    --默认返回中端机
                    -- return XRenderQuality.Middle
                end

            end
        end
    end

    XLog.Warning("XHardwareManager.CheckGpuAdreno: Getting quality fail, unknow device.")
    return XRenderQuality.Middle
end

function XHardwareManager.CheckGpuPowerVR(tokens)
    -- local tag = "XHardwareManager.CheckGpuPowerVR "
    -- -- XLog.Debug(tag .. "Begin")
    for i = 1, #tokens do
        local token = tokens[i]

        if token == "sgx" then
            -- XLog.Debug(tag .. "sgx")
            return XRenderQuality.Lowest
        end

        if token == "furian" then
            -- XLog.Debug(tag .. "furian")
            return XRenderQuality.Lowest
        end

        local quality = XHardwareManager.GetQualityByPowerVRSeriesNum(token)
        if quality then
            return quality
        end
    end
    XLog.Warning("XHardwareManager.CheckGpuAdreno: Getting quality fail, unknow device.")
    return XRenderQuality.Lowest
end

function XHardwareManager.GetQualityByPowerVRSeriesNum(token)
    -- local tag = "XHardwareManager.GetQualityByPowerVRSeriesNum "
    -- XLog.Debug(tag .. "token = " .. token)
    -- Precheck
    local char1 = string.byte(token, 1)
    local gByte = string.byte('g', 1)
    local isGSeries = char1 == gByte
    if not isGSeries then
        -- XLog.Debug(tag .. "isGSeries = false or nil, continue")
        return XRenderQuality.Low
    end

    -- Getting series number
    local seriesNum
    local char2 = string.byte(token, 2)
    local isNumberStartAt2 = char2 >= string.byte('0', 1) and char2 <= string.byte('9', 1)
    if isNumberStartAt2 then
        seriesNum = tonumber(string.sub(token, 2))
    else
        seriesNum = tonumber(string.sub(token, 1))
    end

    if not seriesNum then
        -- XLog.Debug(tag .. "series number = nil")
        return XRenderQuality.Low
    end
    -- XLog.Debug(tag .. "series number = " .. seriesNum)
    -- Return by series number
    if seriesNum > 0 then
        if seriesNum >= 9400 then
            -- XLog.Debug(tag .. "seriesNum >= 9400")
            return XRenderQuality.Middle
        elseif seriesNum >= 8300 then
            -- XLog.Debug(tag .. "seriesNum >= 8300")
            return XRenderQuality.Low
        else -- redmi 6 GE8320 Huawei Y5 2018 GE8100
            -- XLog.Debug(tag .. "else")
            return XRenderQuality.Lowest
        end
    end
end

function XHardwareManager.GetMaliSeriesNumByToken(token, flag)
    -- local tag = "XHardwareManager.GetMaliSeriesNumByToken"
    -- XLog.Debug(tag .. "token = " .. token .. ", flag = " .. tostring(flag))
    local mpIndex = string.LastIndexOf(token, "mp")
    if mpIndex > 1 then
        -- XLog.Debug(tag .. "mpIndex > 1")
        -- 't/g' + number + mp
        local startIndex
        if flag then
            startIndex = 2
        else
            startIndex = 1
        end
        token = string.sub(token, startIndex, mpIndex - startIndex)
        -- XLog.Debug(tag .. "token = " .. token)
    else
        -- 't/g' + number
        if flag then
            token = string.sub(token, 2)
        end
        -- XLog.Debug(tag .. "token = " .. token)
    end

    local result = tonumber(token)
    -- if result then
    --     XLog.Debug(tag .. "tonumber(token) = " .. result)
    -- else
    --     XLog.Debug(tag .. "tonumber(token) = nil")
    -- end
    return result
end

function XHardwareManager.GetQualityByMaliSeriesNum(seriesNum, gFlag, tFlag)

    -- local tag = "XHardwareManager.GetQualityByMaliSeriesNum : "
    -- XLog.Debug("mali series number = " .. seriesNum)
    if seriesNum <= 0 then
        return XRenderQuality.Middle
    end

    -- G series
    if gFlag then
        -- XLog.Debug("Mali G series " .. seriesNum)
        if seriesNum >= 76 then
            -- XLog.Debug("seriesNum >= 76")
            return XRenderQuality.High
        elseif seriesNum >= 72 then -- MP value
            -- XLog.Debug("seriesNum >= 72")
            --G72
            return XRenderQuality.Middle
        elseif seriesNum >= 71 then -- MP value
            return XRenderQuality.Middle
        elseif seriesNum >= 52 then
            --kirin 810
            return XRenderQuality.High
        else -- huawei Lite G51 G71
            return XRenderQuality.Middle
        end
    end

    -- T series Opengl ES 3.1
    if tFlag then
        -- XLog.Debug("Mali T series " .. seriesNum)
        if seriesNum >= 780 then -- MTK MP NightMare
            -- XLog.Debug("seriesNum >= 780")
            return XRenderQuality.Middle
        else -- 720 760
            return XRenderQuality.Low
        end
    end

    -- Other series
    -- XLog.Debug(tag .. "Mali other series name: " .. seriesNum)
    if seriesNum < 600 and seriesNum >= 200 then
        -- XLog.Debug("seriesNum < 600 and seriesNum >= 200")
        return XRenderQuality.Low
    else
        -- XLog.Debug(tag .. "else")
        return XRenderQuality.Middle
    end
end

function XHardwareManager.CheckGpuMali(tokens)
    -- local tag = "XHardwareManager.CheckGpuMali "
    -- XLog.Debug("check gpu mali " .. tag .. " #tokens = " .. #tokens)
    -- Format : arm mali 'g/t'number
    for i = 2, #tokens do
        local token = tokens[i]

        -- Getting flags
        local firstCharByte = string.byte(token, 1)
        local tByte = string.byte('t', 1)
        local gByte = string.byte('g', 1)
        local tFlag = firstCharByte == tByte
        local gFlag = firstCharByte == gByte
        local flag = tFlag or gFlag

        -- Getting series number
        local seriesNum = XHardwareManager.GetMaliSeriesNumByToken(token, flag)
        if not seriesNum then
            goto continue
        end
        -- XLog.Debug(tag .. "seriesNum = " .. seriesNum)
        -- Getting quality
        local quality = XHardwareManager.GetQualityByMaliSeriesNum(seriesNum, gFlag, tFlag)
        if quality then
            -- XLog.Debug(tag .. "quality = " .. quality)
            return quality
        end

        ::continue::
    end

    XLog.Error("XHardwareManager.CheckGpuMali: Getting quality fail, unknow device.")
    return XRenderQuality.Middle
end

function XHardwareManager.CheckGpuTegra(tokens)
    -- local tag = "XHardwareManager.CheckGpuTegra "
    for i = 1, #tokens do
        local text = tokens[i]
        if text == "k1" then
            -- XLog.Debug(tag .. "text == \"k1\"")
            return XRenderQuality.Lowest
        end
        if text == "x1" then
            -- XLog.Debug(tag .. "text == \"x1\"")
            return XRenderQuality.Low
        end
    end
    -- XLog.Debug(tag .. "else")
    XLog.Error("XHardwareManager.CheckGpuTegra: Getting quality fail, unknow device.")
    return XRenderQuality.Middle
end

function XHardwareManager.CheckGpuAndroid(gpuName)

    XQualityManager.IsSimulator = false

    if not gpuName or gpuName == "" then
        XLog.Error("XHardwareManager.CheckGpuAndroid: Getting quality fail, gpuName is nil.")
        return XRenderQuality.Middle
    end

    -- XLog.Debug("XHardwareManager.CheckGpuAndroid : " .. gpuName)
    -- Pretreatment
    gpuName = string.lower(gpuName)
    local separators = { '\t', '\r', '\n', '+', '-', ':' }
    for i = 1, #separators do
        gpuName = string.gsub(gpuName, separators[i], ' ')
    end
    local tokens = string.Split(gpuName, ' ')
    local tokenLength = #tokens
    if not tokens or tokenLength == 0 then
        XLog.Error("XHardwareManager.CheckGpuAndroid: Split gpu name fail.")
        return XRenderQuality.Middle
    end

    local token1 = tokens[1]
    local token2 = nil
    if tokenLength >= 2 then
        token2 = tokens[2]
    end

    local cpuName = string.lower(CS.UnityEngine.SystemInfo.processorType or "")

    -- XLog.Debug("XHardwareManager.CheckGpuAndroid : " .. cpuName)
    local deviceModel = CS.UnityEngine.SystemInfo.deviceModel

    if deviceModel and deviceModel ~= "" then
        deviceModel = string.lower(deviceModel)
    end

    --检查模拟器
    if string.match(gpuName, "direct3d") or string.match(gpuName, "geforce") or string.match(gpuName, "gtx")
    or string.match(cpuName, "intel") or string.match(cpuName, "amd")
    or string.match(gpuName, "mumu") or string.match(gpuName, "nvidia") or string.match(deviceModel, "mumu") then
        XLog.Debug("XHardwareManager.SetAndroidSimulator")
        XQualityManager.IsSimulator = true
        return XRenderQuality.Highest
    end

    --检查手机
    if string.match(token1, "vivante") then
        return XRenderQuality.Middle
    elseif token1 == "adreno" then
        return XHardwareManager.CheckGpuAdreno(tokens)
    elseif token1 == "powervr" or token1 == "imagination" or token1 == "sgx" or token1 == "rogue" then
        return XHardwareManager.CheckGpuPowerVR(tokens)
    elseif token1 == "arm" or token1 == "mali" or (tokenLength > 1 and token2 and token2 == "mali") then
        return XHardwareManager.CheckGpuMali(tokens)
    elseif token1 == "tegra" then
        return XHardwareManager.CheckGpuTegra(tokens)
    end

    XLog.Error("XHardwareManager.CheckGpuAndroid: Getting quality fail, unknow device, gpu name = \"" .. gpuName .. "\"." .. " cpuName=" .. cpuName)

    return XRenderQuality.Middle
end