--[[
Descripttion:敏感词
version:
Author: Neo,Huang
Date: 2023-11-19 21:20:05
LastEditors: Neo,Huang
LastEditTime: 2023-11-19 21:23:40
--]]
local const = require("const.const")
local httpc = require("http.httpc")
local md5 = require("md5")

local root = {}

-- 是否包含敏感词
function root:is_sensitive(words)
    if is_nil(words) then
        return false
    end
    -- 过滤数字
    local word = ""
    for i = 1, string.len(words) do
        local c = string.sub(words, i, i)
        if not (c >= "0" and c <= "9") then
            word = word .. c
        end
    end
    set_log("is_sensitive words[%s] word[%s]", tostring(words), tostring(word))
    if is_nil(word) then
        return false
    end

    local host = skynet.getenv("server_3rd")
    if is_empty(host) then
        -- 不检查敏感词
        return false
    end
    local url = "/sensitive/checkword?"
    local body = string.format("word=%s", word)
    local auth = md5.sumhexa(body .. const.SALT_MD5)
    body = string.format("%s&sign=%s", body, auth)
    local code, ret = httpc.get(host, url .. body)
    if ret and string.match(ret, "false") then
        return true
    end
    return false
end

return root