--素材平台
local M = {}
local mysqldbx = require "mysqldbx"
local tools = require "tools"
local skynet = require "skynet"


function M.add_platform(msg_body)
    local isok ,key =  tools.checkData({"name","qc_num"},msg_body)
    if not isok then
        return false,string.format("缺少字段： %s.", key)
    end
    local sql = string.format("INSERT INTO `material_platform` (name,qc_num)  VALUES ('%s',%d)",msg_body.name,msg_body.qc_num)
    mysqldbx.query(sql)
    return true, {}
end


function M.modify(msg_body)
    local isok ,key =  tools.checkData({"name","id","qc_num"},msg_body)
    if not isok then
        return false,string.format("缺少字段： %s.", key)
    end
    local sql = string.format("UPDATE  material_platform SET qc_num = %d , name = '%s' WHERE id = %d ",msg_body.qc_num,msg_body.name,msg_body.id)
    mysqldbx.query(sql)
    return true, {}
end

function M.search(msg_body)
    local isok ,key =  tools.checkData({"page_size","page_number"},msg_body)
    if not isok then
        return false,string.format("缺少字段： %s.", key)
    end
    local page_size = msg_body.page_size
    local page_number = msg_body.page_number
    local offset = (page_number - 1) * page_size
    
    local sql = "SELECT * FROM material_platform "..string.format(" LIMIT %d OFFSET %d ",page_size, offset)
    local list = mysqldbx.query(sql)
    sql = "SELECT   COUNT(*) AS total  FROM material_platform "
    local total = mysqldbx.query(sql)
    return true,list,total[1].total
end

return M