--[[
Descripttion:协议加载服务
version:
Author: Neo,Huang
Date: 2022-07-04 11:24:54
LastEditors: Neo,Huang
LastEditTime: 2022-07-04 20:48:16
--]]
local skynet = require "skynet"
require "skynet.manager"
local sprotoloader = require "sprotoloader"
local sprotoparser = require "sprotoparser"

local mode = ...

local c2sProto = ""
local s2cProto = ""
-- 读取协议
local function l_read_socket_sproto()
    local struct = require("struct_server")
    local data = require("socket_server")

    c2sProto = struct .. data.c2s
    s2cProto = struct .. data.s2c
end

local function l_read_http_sproto()
    local struct = require("struct_server")
    local data = require("http_server")

    c2sProto = struct .. data.c2s
    s2cProto = struct .. data.s2c
end

local function l_read_sproto()
    local struct = require("struct_server")
    local httpData = require("http_server")
    local socketData = require("socket_server")

    c2sProto = struct .. httpData.c2s .. socketData.c2s
    s2cProto = struct .. httpData.s2c .. socketData.s2c
end

local function l_clear_sproto()
    package.loaded["struct_server"] = nil
    package.loaded["http_server"] = nil
    package.loaded["socket_server"] = nil
end

local function l_load_sproto()
    if mode == "http" then
        l_read_http_sproto()
    elseif mode == "socket" then
        l_read_socket_sproto()
    else
        l_read_sproto()
    end

    local proto = {}

    proto.c2s = sprotoparser.parse(c2sProto)

    proto.s2c = sprotoparser.parse(s2cProto)

    sprotoloader.save(proto.c2s, 1)
    sprotoloader.save(proto.s2c, 2)
end

local function l_update_sproto()
    l_clear_sproto()
    l_load_sproto()
end

local CMD = {update_proto = l_update_sproto}

skynet.start(
    function()
        l_load_sproto()
        skynet.register(".srvProtoLoad")

        skynet.dispatch(
            "lua",
            function(session, _, command, ...)
                local f = CMD[command]
                if session == 0 then
                    return f(...)
                end
                skynet.ret(skynet.pack(f(...)))
            end
        )
        -- don't call skynet.exit() , because sproto.core may unload and the global slot become invalid
    end
)