local BulletScreen_Model = {}
local private = {}
local bullet_screen_opt_pb = require('Proto.bullet_screen_opt_pb')
local MyBulletTextSize = DataSheetManager.ConstData:GetDataByID("MyBulletTextSize").IntValue
local OthersBulletTextSize = DataSheetManager.ConstData:GetDataByID("OthersBulletTextSize").IntValue
local MyBulletColor = "#" .. DataSheetManager.ConstData:GetDataByID("MyBulletColor").StringValue
local OthersBulletColor = "#" .. DataSheetManager.ConstData:GetDataByID("OthersBulletColor").StringValue
local TLBulletWordNum = DataSheetManager.ConstData:GetDataByID("TLBulletWordNum").IntValue

function BulletScreen_Model.OnStartup()
    NetManager.RegisterMsgCB(MessageEnums.MessageBulletScreenTimeLine, private.BulletScreenTimeLineResp)
    NetManager.RegisterMsgCB(MessageEnums.MessageGetBulletScreenTimeLine, private.GetBulletScreenTimeLineResp)

    private.lowSpeed = nil
    private.highSpeed = nil
    private.track = nil

    private.tlHistoryBulletMsg = {}
end

function BulletScreen_Model.OpenTLBulletScreen(timeLineId)
    -- 1.5.000 版本后开启弹幕功能
    if GameAppInfo.IsVersionGreaterThan15000() then
        local data = DataSheetManager.TimeLineBulletScreen:GetDataByID(timeLineId)
        if data then
            BulletScreen_Model.SetUpdateTime(FP.tonumberV1(DataSheetManager.ConstData:GetDataByID("BulletDistanceDuration").FloatValue))
            BulletScreen_Model.SetSpeed(DataSheetManager.ConstData:GetDataByID("TLBulletSpeedLow").IntValue, DataSheetManager.ConstData:GetDataByID("TLBulletSpeedHigh").IntValue)
            BulletScreen_Model.SetTrack(DataSheetManager.ConstData:GetDataByID("TLBulletLine").IntListValue)
            local msgList = {}
            for i, v in DataSheetManager.BulletScreenGroup:GetDataByBulletScreenGroupID_ChildID(data.BulletScreenGroupID) do
                local selfMsg = BulletScreen_Model.GetTLBulletMsg(timeLineId, v.ChildID)
                if selfMsg then
                    for k, info in ipairs(selfMsg) do
                        table.insert(msgList, {content = info, fontColor = MyBulletColor, fontSize = MyBulletTextSize})
                    end
                end
                table.insert(msgList, {content = UIUtils.GetLocalizedTxt(Const_IDS[v.IDS]), fontColor = OthersBulletColor, fontSize = OthersBulletTextSize, afterId = v.ChildID})
            end
            --如果afterId为-1，则为在表里的所有弹幕之后发送的
            local lastMsg = BulletScreen_Model.GetTLBulletMsg(timeLineId, -1)
            if lastMsg then
                for k, info in ipairs(lastMsg) do
                    table.insert(msgList, {content = info, fontColor = MyBulletColor, fontSize = MyBulletTextSize})
                end
            end
            BulletScreen_Model.OpenBulletScreen(msgList, timeLineId)
            if MDL.Player.GetPublicSentimentUnLock() then
                UIManager.OpenSpecialView(Const_UI_Lua.UIEnum.UIBulletChatPanel, {wordLimit = TLBulletWordNum})
            end
        end
    end
end

--region 打开界面相关方法
--[[
msgList[1] = {
    content = string,
    fontColor = string("#49F9FF"), 颜色的十六进制码前边要加上#号，否则不生效
    fontSize = number,
}
]]--
---@param timeLineId 如果打开TL弹幕界面需要传入，不需要则不用传入
function BulletScreen_Model.OpenBulletScreen(msgList, timeLineId)
    if GameAppInfo.IsVersionGreaterThan15000() then
        local context = {
            msgList = msgList,
            track = private.track,
            lowSpeed = private.lowSpeed,
            highSpeed = private.highSpeed,
            updateTime = private.updateTime,
            timeLineId = timeLineId,
        }
        if MDL.Player.GetPublicSentimentUnLock() then
            UIManager.OpenSpecialView(Const_UI_Lua.UIEnum.UIBulletScreenPanel, context)
        end
        UIManager.OpenSpecialView(Const_UI_Lua.UIEnum.UISpecialTipsPanel, nil, "Tips/UITipsPanel")
    end
end

function BulletScreen_Model.CloseBulletScreen()
    UIManager.CloseSpecialView(Const_UI_Lua.UIEnum.UIBulletScreenPanel)
    UIManager.CloseSpecialView(Const_UI_Lua.UIEnum.UISpecialTipsPanel)
end

function BulletScreen_Model.CloseTLBulletScreen()
    UIManager.CloseSpecialView(Const_UI_Lua.UIEnum.UIBulletScreenPanel)
    UIManager.CloseSpecialView(Const_UI_Lua.UIEnum.UIBulletChatPanel)
    UIManager.CloseSpecialView(Const_UI_Lua.UIEnum.UISpecialTipsPanel)
end

--设置弹幕的速度上下限，取这个区间随机值
--只传入lowSpeed视为一个恒定值
function BulletScreen_Model.SetSpeed(lowSpeed, highSpeed)
    private.lowSpeed = lowSpeed
    private.highSpeed = highSpeed
end

--设置弹幕update的时间
function BulletScreen_Model.SetUpdateTime(updateTime)
    private.updateTime = updateTime
end

--设置弹幕使用的轨道，可以直接传入一个table = {1,2,3，...} 也可以分别传入轨道
function BulletScreen_Model.SetTrack(param, ...)
    if type(param) == "table" then
        private.track = param
    else
        private.track = {}
        private.track[1] = param
        for i, v in ipairs(...) do
            table.insert(private.track, v)
        end
    end
end
--endregion

function BulletScreen_Model.GetTLBulletMsg(timeLineId, afterId)
    if private.tlHistoryBulletMsg[timeLineId] then
        return private.tlHistoryBulletMsg[timeLineId][afterId]
    end
end

function private.SetTLBulletMsg(info)
    local timeLineId = info.timeLineId
    local afterId = info.param
    if not private.tlHistoryBulletMsg[timeLineId] then
        private.tlHistoryBulletMsg[timeLineId] = {}
    end
    if not private.tlHistoryBulletMsg[timeLineId][afterId] then
        private.tlHistoryBulletMsg[timeLineId][afterId] = {}
    end
    table.insert(private.tlHistoryBulletMsg[timeLineId][afterId], info.content)
end

--region 协议相关
function BulletScreen_Model.GetBulletScreenTimeLineReq(timeLineId)
    local isSuccess, __ = DataSheetManager.TimeLineBulletScreen:TryGetDataByID(timeLineId)
    if not isSuccess then
        return
    end
    private.tlHistoryBulletMsg[timeLineId] = {}
    local msg = bullet_screen_opt_pb.GetBulletScreenTimeLineReq()
    msg.timeLineId = timeLineId
    NetManager.SendMessage(MessageEnums.MessageGetBulletScreenTimeLine, msg)
end

function private.GetBulletScreenTimeLineResp(msgResp)
    if msgResp.Resp.Code == 0 then
        for i, v in ipairs(msgResp.info) do
            private.SetTLBulletMsg(v)
        end
        MDL.BulletScreen.OpenTLBulletScreen(msgResp.timeLineId)
    end
end

---@param afterId 该弹幕后一个要播放的文本所在的表里的ID(为了标识这个弹幕出现的时机)
function BulletScreen_Model.BulletScreenTimeLineReq(timeLineId, afterId, content)
    local msg = bullet_screen_opt_pb.BulletScreenTimeLineReq()
    msg.info.timeLineId = timeLineId
    msg.info.param = afterId
    msg.info.content = content
    NetManager.SendMessage(MessageEnums.MessageBulletScreenTimeLine, msg)
end

function private.BulletScreenTimeLineResp(msgResp)
    if msgResp.Resp.Code == 0 then
        local info = msgResp.info
        private.SetTLBulletMsg(info)
        CTL.BulletScreen.AddMsg({content = info.content, fontColor = MyBulletColor, fontSize = MyBulletTextSize}, 1)
    else
        local msgData = DataSheetManager.ErrorCode:GetDataByID(msgResp.Resp.Code)
        if msgData.type == 3 then -- IDS飘字提示
            CTL.Tips.AddSpecialTipsMsg(Const_IDS[msgData.IDS])
        end
    end
end
--endregion

return BulletScreen_Model