if not Config.EnableDiscordBackgrounds then return end

local botToken = Config.DiscordBotToken

if not botToken or botToken == '' or botToken == 'YOUR_DISCORD_BOT_TOKEN_HERE' then

return

end

if not Config.DiscordBackgroundChannelID or Config.DiscordBackgroundChannelID == 'YOUR_BACKGROUND_IMAGE_CHANNEL_ID_HERE' then

return

end

local messageLimit = Config.DiscordBackgroundMessageLimit or 50

local url = ('https://discord.com/api/v10/channels/%s/messages?limit=%d'):format(Config.DiscordBackgroundChannelID, messageLimit)

local headers = {

['Authorization'] = 'Bot ' .. botToken,

['Content-Type'] = 'application/json'

}

PerformHttpRequest(url, function(errorCode, responseData, responseHeaders)

if errorCode == 200 then

local data = json.decode(responseData)

if data and type(data) == 'table' then

local foundImageUrls = {}

for _, message in ipairs(data) do

if message then

if message.attachments and type(message.attachments) == 'table' and #message.attachments > 0 then

for _, attachment in ipairs(message.attachments) do

if attachment then

local isImage = false -- Default to false

local contentType = attachment.content_type or ''

local attachmentUrl = attachment.url -- Store URL locally

-- 1. Primary Check: Content Type (Simpler Substring Check)

-- Check if the string starts with "image/"

-- Add a length check first to prevent error if contentType is too short

if #contentType >= 6 and contentType:sub(1, 6) == 'image/' then

isImage = true

-- 2. Fallback Check: URL Extension (only if primary failed AND URL exists)

elseif attachmentUrl then

local urlPath = attachmentUrl:match("([^?]+)") -- Get URL part before any '?'

if urlPath then

if string.match(urlPath:lower(), '%.(jpe?g|png|gif|webp)$') then

isImage = true

end

end

end

-- Final Decision

if isImage and attachmentUrl then

table.insert(foundImageUrls, attachmentUrl)

end

end

end

end

if message.embeds and type(message.embeds) == 'table' then

for _, embed in ipairs(message.embeds) do

if embed.image and embed.image.url then

local imageUrl = embed.image.url

if imageUrl:match("([^?]+)") and imageUrl:lower():match("%.jpe?g$") or imageUrl:lower():match("%.png$") or imageUrl:lower():match("%.gif$") or imageUrl:lower():match("%.webp$") then

table.insert(foundImageUrls, imageUrl)

end

end

end

end

end

end

-- Check if any URLs were actually found

if #foundImageUrls > 0 then

backgroundImageUrlList = foundImageUrls -- Replace the old list

end

end

end

end, 'GET', '', headers)

if not Config.EnableChangelog then return end

local botToken = Config.DiscordBotToken -- Direct from Config (Less Secure)

if not botToken or botToken == '' or botToken == 'YOUR_DISCORD_BOT_TOKEN_HERE' then

return

end

if not Config.DiscordChannelID or Config.DiscordChannelID == 'YOUR_DISCORD_CHANNEL_ID_HERE' then

return

end

local url = ('https://discord.com/api/v10/channels/%s/messages?limit=1'):format(Config.DiscordChannelID)

local headers = {

['Authorization'] = 'Bot ' .. botToken,

['Content-Type'] = 'application/json'

}

PerformHttpRequest(url, function(errorCode, responseData, responseHeaders)

if errorCode == 200 then

local data = json.decode(responseData) -- Use built-in JSON decode

if data and type(data) == 'table' and #data > 0 then

local message = data[1] -- Get the first (and only) message

-- Add safety check for message object itself

if message and message.content and message.content ~= "" then

-- Add safety check for author object

local authorName = "Unknown"

if message.author and message.author.username then

authorName = message.author.username

end

latestChangelogEntry = {

content = message.content,

author = authorName,

timestamp = message.timestamp

}

else

latestChangelogEntry = nil -- Clear if latest message is empty/invalid or message object is malformed

end

else

latestChangelogEntry = nil -- Clear cache on parse failure or empty response

end

end

end, 'GET', '', headers)