local VersionUpdate_Model = {}
local private = {}
local EventSystem = require("Event/EventSystem")

local version_update_pb = require 'Proto.version_update_pb'

function VersionUpdate_Model.OnStartup()
    NetManager.RegisterMsgCB(MessageEnums.MessageVersionUpdateGetReward, private.RewardResponse)

    private.state = version_update_pb.State_No
    private.version = nil
    private.rewardItems = nil
end

function VersionUpdate_Model.OnShutdown()
    private.version = nil
    private.rewardItems = nil
end

function VersionUpdate_Model.SetUpdateInfos(info)
    if IsServerDataNotNil(info) then
        local isLogin = private.version == nil

        private.state = info.state
        private.version = info.version
        private.rewardItems = info.rewardItems

        if not isLogin and private.state == version_update_pb.State_Need_Update then
            -- 清除当前时间戳 重新显示红点
            CTL.VersionUpdate.ClearRpTimestamp()
        end

        EventSystem.Dispatch(EventID.VersionUpdate)
    end
end

function VersionUpdate_Model.RewardRequest()
    local msg = version_update_pb.VersionUpdateGetRewardReq()
    NetManager.SendMessage(MessageEnums.MessageVersionUpdateGetReward, msg)
end

function private.RewardResponse(msgResp)
    if msgResp.success then
        private.state = version_update_pb.State_Get
        EventSystem.Dispatch(EventID.VersionUpdate)
    end
end

function VersionUpdate_Model.GetItemByIndex(index)
    return private.rewardItems and private.rewardItems[index] or nil
end

function VersionUpdate_Model.GetState()
    return private.state
end

function VersionUpdate_Model.IsOpen()
    return private.state == version_update_pb.State_Updated or private.state == version_update_pb.State_Need_Update
end

function VersionUpdate_Model.IsHasAvailableRewards()
    return private.state == version_update_pb.State_Updated
end

return VersionUpdate_Model