STD-GUI Discover List

local tArg = {...}
local scr_x,scr_y = term.getSize()
local cprint = function(txt,y)
    local cX,cY = term.getCursorPos()
    term.setCursorPos(math.ceil(scr_x/2)-math.floor(#txt/2),y or cY)
    print(txt)
end
--[[
if tArg[1] == "storelengthcheck" then
    return false, 0
end
if term.isColor() then
    term.setBackgroundColor(colors.gray)
    term.setTextColor(colors.white)
end
term.clear()
cprint("Sorry, but the Discover list is",3)
cprint("down for maintainance.",4)
cprint("Please check later.",6)
sleep(0)
os.pullEvent("char")
if true then
    return false, 0
end
--]]
if not std then std = {} end
local getTableNum = function(tbl,str)
    for a = 1, #tbl do
        if tbl[a] == str then
            return a
        end
    end
    return false
end
local Headers = {["User-Agent"] = "DiscoverAPI",["User-Net"] = "DiscoverNetwork"}
local url, query = "https://discoverapi.xyz/api/store", "cmd=list_categories"
local req = http.post(url, query, Headers)
if not req then
    return false
end
req = textutils.unserialize(req.readAll())
std.storeCatagoryNames = req.data

query = "cmd=list_apps"
req = http.post(url, query, Headers)
if not req then
    return false
end
req = textutils.unserialize(req.readAll()).data
std.storeURLs = {}
if tArg[1] == "storelengthcheck" then
    return true, #req
end
local buffer,r
for a = 1, #req do
    r = req[a]
    buffer = {
        title = r.name,
        url = {r.id}, --gotta interpret that differently than string URLs
        creator = r.creator,
        description = r.description,
        catagory = getTableNum(std.storeCatagoryNames,r.category),
        forumPost = "N/A ",
        keywords = {tostring(r.id)},
    }
    std.storeURLs[r.id] = buffer
end

std.contextualGet = function(appid)
    local url = "https://discoverapi.xyz/api/store"
    local query = "cmd=download&appid="..tostring(appid)
    local Headers = {["User-Agent"] = "DiscoverAPI",["User-Net"] = "DiscoverNetwork"}
    local contents = http.post(url, query, Headers)
    return contents
end
return true