Discord API

local discord = {}

local function createFormBody(data)
    first = true
    body = ""
    for key, value in pairs(data) do
        if first then
            first = false
        else
            body = body.."&"
        end
        body = body..textutils.urlEncode(tostring(key)).."="..textutils.urlEncode(tostring(value))
    end
    return body
end

local function parseResponse(response)
    local content = response.readAll()
    local result, reason = textutils.unserializeJSON(content)
    if not result then print("Deserialization failed:", reason) return nil end
    return result
end

function discord.webhookMessage(webhookId, webhookToken, content, username, avatar_url, tts)
    local url = "https://discord.com/api/webhooks/"..webhookId.."/"..webhookToken.."?wait=true"
    local headers = { ["Content-Type"] = "application/x-www-form-urlencoded" }
    local body = { content = content }
    if username then body.username = username end
    if avatar_url then body.avatar_url = avatar_url end
    if tts then body.tts = tts end
    local response, reason, err = http.post({ url = url, headers = headers, body = createFormBody(body) })
    if not response then print("Request failed:", reason) return nil end
    return parseResponse(response)
end

return discord