video-tools-server/lualib/tools.lua

local httpd = require "http.httpd"
local sockethelper = require "http.sockethelper"
local skynet = require "skynet"
local httpd = require "http.httpd"
local cjson = require "cjson"
local crypt = require "client.crypt"
local M = {

}
M.read_request = function(id)
     -- limit request body size to 8192 (you can pass nil to unlimit)
        -- 一般的业务不需要处理大量上行数据，为了防止攻击，做了一个 8K 限制。这个限制可以去掉。
    -- local code, url, method, header, body = httpd.read_request(sockethelper.readfunc(id), 8192)
    local code, url, method, header, body = httpd.read_request(sockethelper.readfunc(id))
    return {code=code,url=url,method=method,header=header,body=body}
end

M.response = function(id, ...)
    local ok, err = httpd.write_response(sockethelper.writefunc(id), ...)
    if not ok then
        -- if err == sockethelper.socket_error , that means socket closed.
        skynet.error(string.format("fd = %d, %s", id, err))
    end
end

--检查工具返回的字段是否缺失
M.checkToolsSyncVideo= function(table)
    local requiredFields = {"classification_id","stype","folder_id", "height", "width","duration", "user_id", "ratio", "category_name","file_name","size","surl","path"} -- Define the required fields here
    for _, field in pairs(requiredFields) do
        if not table[field] then
            return false,field
        end
    end

    return true
end

--检查工具返回的字段是否缺失
M.checkData= function(origin,table)
    for _, field in pairs(origin) do
        if not table[field] then
            return false,field
        end
    end
    return true
end

M.dump = function(res, tab)
    tab = tab or 0
    if(tab == 0) then
        skynet.error("............dump...........")
    end
    
    if type(res) == "table" then
        skynet.error(string.rep("\t", tab).."{")
        for k,v in pairs(res) do
            if type(v) == "table" then
                skynet.error(k.."=")
                M.dump(v, tab + 1)
             else
                skynet.error(string.rep("\t", tab), k, "=", v, ",")
            end
        end
        skynet.error(string.rep("\t", tab).."}")
    else
        skynet.error(string.rep("\t", tab) , res)
    end
end

M.getDbResData = function(res)
    local tab = {}
    if #res >1 then
        local i = 1;
        for k, v in pairs(res) do
            -- skynet.error("Row " .. k)
            local tab_1 = {}
            for field, value in pairs(v) do
                tab_1[field] = value
                -- skynet.error(field .. ": " .. value)
            end
            tab[i] = tab_1;
            i=i+1;
        end
    else
        for k, v in pairs(res) do
            for field, value in pairs(v) do
                tab[field] = value
            end
        end
    end
    return tab
end

M.tokenEncode = function(user_data)
    return crypt.base64encode(user_data)
end

M.tokenDecode = function(base_str)
    return crypt.base64decode(base_str)
end

M.base64decode = function(base_str)
    return crypt.base64decode(base_str)
end

M.base64encode = function(base_str)
    return crypt.base64encode(base_str)
end

M.getPageData = function(page, count,list)
    local _start = (page-1)*count+1
    local _end =page*count
    -- skynet.error("_start",_start)
    -- skynet.error("_end",_end)
    -- skynet.error("list",#list)
    local _temp_list = {}
    if _start <1 or _end <1 then
        return _temp_list
    end
    if #list <=0 then
        return _temp_list
    end
    if #list < _start then
        return _temp_list
    end

    -- local total_page = math.floor(#list/count) +1
    -- if (#list%count)>0 then
    --     total_page = total_page+1
    -- end

    if _end > #list then
        local index = 1
        for i = _start, #list do
            _temp_list[index] = list[i]
            index= index+1
        end
    else
        local index = 1
        for i = _start, _end do
            _temp_list[index] = list[i]
            index= index+1
        end
    end
    return _temp_list,#list

end

--回应db新建文件夹
M.response_db_new_folder = function(fd,is_ok)
    if not is_ok then
        return M.response(fd,200,cjson.encode({code=10001,msg = "新建文件夹失败！"}))
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "新建文件夹成功！"}))
end

--回应db获取资源文件夹列表
M.response_db_folder_list = function(fd,msg_body,isok,tab)
    if not isok then
        return M.response(fd,200, '{"code": 10000,   "msg": "获取资源文件夹列表失败！",  "data": [] }')
    end
    local total_count = 0 
    local list = tab
    list,total_count = M.getPageData(msg_body.page,msg_body.count,list) 
    if #list <= 0 or list == nil then
        return M.response(fd,200,'{"code": 10000,   "msg": "获取资源文件夹列表失败！",  "data": [] }')
        -- return M.response(fd,200,cjson.encode({code=10000,msg = "获取资源文件夹列表成功！",data=folder_list,total_count=total_count}))
    end
    skynet.call("dbmgr","lua","on_recv","folder_res_list_nums",list,fd,total_count)
end

M.response_db_folder_list_nums  = function(fd,list,count_list,total_count)
    local folder_list = {}
    for i = 1, #list, 1 do
        folder_list[i] = {file_nums=count_list[list[i].id],folder_name=list[i].folder_name,folder_id=list[i].id}
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "获取资源文件夹列表成功！",data=folder_list,total_count=total_count}))
end

--回应db获取指定文件夹内的资源列表
M.response_db_folder_res_list = function(fd,msg_body,isok,tab)
    if not isok then
        return M.response(fd,200,'{"code": 10000,   "msg": "获取文件夹资源失败",  "data": [] }')
    end
    local list = tab
    local folder_list = {}
    local total_count = 0 
    -- M.dump(list)
    -- skynet.error("list",list)
    -- skynet.error("msg_body",msg_body)
    -- M.dump(msg_body)
    list,total_count = M.getPageData(msg_body.page,msg_body.count,list)
    for i = 1, #list, 1 do
        -- skynet.error("create_time")
        -- M.dump(list[i])
        table.insert(folder_list,i,{create_time=list[i].create_time,file_id=list[i].id,info=list[i].file_info,file_name=list[i].file_name})
    end
    if #list<=0  then
        return M.response(fd,200,'{"code": 10000,   "msg": "获取文件夹资源失败",  "data": [] }')
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "获取文件夹资源成功！",data=folder_list,total_count=total_count}))
end

M.response_db_search_res = function(fd,msg_body,isok,tab)
    local error_json = '{"code": 10000,   "msg": "搜索失败",  "data": [] }'
    if not isok then
        return M.response(fd,200,error_json)
    end
    local list = tab
    local file_list = {}
    local total_count = 0 
    -- M.dump(list)
    -- skynet.error("list",list)
    -- skynet.error("msg_body",msg_body)
    -- tools.dump(msg_body)
    list ,total_count = M.getPageData(msg_body.page,msg_body.count,list)
    for i = 1, #list, 1 do
        table.insert(file_list,i,{create_time=list[i].create_time,file_id=list[i].id,info=list[i].file_info,file_name=list[i].file_name})
    end
    if #list<=0  then
        return M.response(fd,200,error_json)
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "搜索成功",data=file_list,total_count=total_count}))
end

M.response_db_get_file_list_by_type = function(fd,msg_body,isok,tab)
    local error_json = '{"code": 10000,   "msg": "获取指定类型所有文件失败！",  "data": [] }'
    if not isok then
        return M.response(fd,200,error_json)
    end
    local list = tab
    local file_list = {}
    local total_count = 0

    list ,total_count = M.getPageData(msg_body.page,msg_body.count,list)
    for i = 1, #list, 1 do
        table.insert(file_list,i,{create_time=list[i].create_time,file_id=list[i].id,info=list[i].file_info,file_name=list[i].file_name})
    end
    if #list<=0  then
        return M.response(fd,200,error_json)
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "获取指定类型所有文件成功",data=file_list,total_count=total_count}))
end

M.response_db_get_template_list = function(fd,msg_body,isok,tab)
    local error_json = '{"code": 10000,   "msg": "获取模板列表失败",  "data": [] }'
    if not isok then
        return M.response(fd,200,error_json)
    end
    local list = tab
    local template_list = {}
    local total_count = 0

    list ,total_count = M.getPageData(msg_body.page,msg_body.count,list)
    for i = 1, #list, 1 do
        table.insert(template_list,i,{create_time=list[i].create_time,
        template_id=list[i].id,
        project_name=list[i].project_name,
        book_name=list[i].book_name,
        ratio=list[i].ratio,
        video_stype=list[i].video_stype,
        subtitles=list[i].subtitles,
        subtitles_audio=list[i].subtitles_audio,
        video_nums=list[i].video_nums,
        video_crop_time=list[i].video_crop_time,
        info=list[i].template_info})
    end
    if #list<=0  then
        return M.response(fd,200,error_json)
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "获取模板列表成功",data=template_list,total_count=total_count}))
end

M.response_db_search_template = function(fd,msg_body,isok,tab)
    local error_json = '{"code": 10000,   "msg": "搜索模板失败",  "data": [] }'
    if not isok then
        return M.response(fd,200,error_json)
    end
    local list = tab
    local template_list = {}
    local total_count = 0

    list ,total_count = M.getPageData(msg_body.page,msg_body.count,list)
    for i = 1, #list, 1 do
        table.insert(template_list,i,{create_time=list[i].create_time,
        template_id=list[i].id,
        project_name=list[i].project_name,
        book_name=list[i].book_name,
        ratio=list[i].ratio,
        video_stype=list[i].video_stype,
        subtitles=list[i].subtitles,
        subtitles_audio=list[i].subtitles_audio,
        video_nums=list[i].video_nums,
        video_crop_time=list[i].video_crop_time,
        info=list[i].template_info})
    end
    if #list<=0  then
        return M.response(fd,200,error_json)
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "搜索模板成功",data=template_list,total_count=total_count}))
end

M.response_db_get_template_info_by_id = function(fd,msg_body,isok,tab)
    local error_json = '{"code": 10000,   "msg": "获取模板信息失败！",  "data": [] }'
    if not isok then
        return M.response(fd,200,error_json)
    end
    local info = {create_time=tab.create_time,
    template_id=tab.id,
    project_name=tab.project_name,
    book_name=tab.book_name,
    ratio=tab.ratio,
    video_stype=tab.video_stype,
    subtitles=tab.subtitles,
    subtitles_audio=tab.subtitles_audio,
    video_nums=tab.video_nums,
    video_crop_time=tab.video_crop_time,
    info=tab.template_info}
    return M.response(fd,200,cjson.encode({code=10000,msg = "获取模板信息成功！",data=info}))
end

M.response_db_generate_video_folder_list = function(fd,msg_body,isok,tab)
    local err_code = '{"code": 10000,   "msg": "获取生成视频文件夹列表失败！",  "data": [] }'
    if not isok then
        return M.response(fd,200, err_code)
    end
    local total_count = 0 
    local list = tab
    list,total_count = M.getPageData(msg_body.page,msg_body.count,list) 
    if #list <= 0 or list == nil then
        return M.response(fd,200,err_code)
        -- return M.response(fd,200,cjson.encode({code=10000,msg = "获取资源文件夹列表成功！",data=folder_list,total_count=total_count}))
    end
    skynet.call("dbmgr","lua","on_recv","folder_gen_video_list_nums",list,fd,total_count)
end
M.response_db_folder_generate_video_list_nums  = function(fd,list,count_list,total_count)
    local folder_list = {}
    for i = 1, #list, 1 do
        folder_list[i] = {file_nums=count_list[list[i].id],folder_name=list[i].book_name,folder_id=list[i].id,create_time=list[i].create_time,info=list[i].generate_video_info}
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "获取生成视频文件夹列表成功！",data=folder_list,total_count=total_count}))
end

--回应db获取文件夹内的生成视频
M.response_db_get_video_list_by_folder_id = function(fd,msg_body,isok,tab)
    if not isok then
        return M.response(fd,200,'{"code": 10000,   "msg": "获取文件夹内的生成视频失败",  "data": [] }')
    end
    local list = tab
    local folder_list = {}
    local total_count = 0 
    -- M.dump(list)
    -- skynet.error("list",list)
    -- skynet.error("msg_body",msg_body)
    -- M.dump(msg_body)
    list,total_count = M.getPageData(msg_body.page,msg_body.count,list)
    for i = 1, #list, 1 do
        -- skynet.error("create_time")
        -- M.dump(list[i])
        table.insert(folder_list,i,{template_id=list[i].template_id,video_state=list[i].video_state,video_url=list[i].video_url,create_time=list[i].create_time,file_id=list[i].id,info=list[i].generate_video_info,file_name=list[i].video_name,custom=list[i].custom})
    end
    if #list<=0  then
        return M.response(fd,200,'{"code": 10000,   "msg": "获取文件夹内的生成视频失败",  "data": [] }')
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "获取文件夹内的生成视频成功！",data=folder_list,total_count=total_count}))
end

M.response_db_search_generate_video_file = function(fd,msg_body,isok,tab)
    local error_json = '{"code": 10000,   "msg": "搜索失败",  "data": [] }'
    if not isok then
        return M.response(fd,200,error_json)
    end
    local list = tab
    local file_list = {}
    local total_count = 0 
    list ,total_count = M.getPageData(msg_body.page,msg_body.count,list)
    for i = 1, #list, 1 do
        table.insert(file_list,i,{template_id=list[i].template_id,video_state=list[i].video_state,video_url=list[i].video_url,create_time=list[i].create_time,file_id=list[i].id,info=list[i].generate_video_info,file_name=list[i].video_name,custom=list[i].custom})
        -- table.insert(file_list,i,{create_time=list[i].create_time,file_id=list[i].id,info=list[i].generate_video_info,file_name=list[i].video_name})
    end
    if #list<=0  then
        return M.response(fd,200,error_json)
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "搜索成功",data=file_list,total_count=total_count}))
end
M.response_db_generate_video = function(fd,isok)
    if not isok then
        return M.response(fd,200,cjson.encode({code=10001,msg = "生成视频失败"}))
    end
    return M.response(fd,200,cjson.encode({code=10000,msg = "生成视频成功"}))
end
M.getRandomIndex = function(array)
    local count = #array
    local index = math.random(1,count)
    return index
end

M.getRandomArray = function(array)
    local numberTable = {}
    for i = 1, #array do
        table.insert(numberTable,i)
    end
    -- local count = #array
    function getRandom()
        local index = math.random(1,#numberTable)
        local random = numberTable[index]
        table.remove(numberTable, index)
        return random
    end

    local randomNumList = {}
    for i = 1, #array do
        local random = getRandom()
        table.insert(randomNumList,random)
    end
    return randomNumList
end

return M