【前端接口】行会公告编辑：富文本公告的编辑与预览

-- 公告编辑：分段与表情
local panel = GUI:GetParent("MainTop")
local paragraphs = {}
local function insertEmote(parIdx, emoteId)
    local seg = paragraphs[parIdx] or ""
    if utf8Len(seg) >= 50 then
        SL:ShowSystemTips("每段限 50 字")
        return
    end
    paragraphs[parIdx] = seg .. "[em:" .. emoteId .. "]"
    SL:ShowSystemTips("表情已插入，预览区可查看效果")
end
local function getParagraphCount()
    local n = 0
    for _ in pairs(paragraphs) do n = n + 1 end
    return n
end

-- 公告发布：预览与权限
local player = class(actor)
local function publishAnnounce(player)
    local role = getplayvar(player, "GUILD", "MemberRole")
    if role ~= "leader" and role ~= "officer" then
        SL:ShowSystemTips("仅帮主与官员可发布公告")
        return
    end
    local count = getParagraphCount()
    if count == 0 then
        SL:ShowSystemTips("公告内容为空")
        return
    end
    SL:SendNetMsg(9989, count)
    SL:ShowSystemTips("公告已发布，行会成员将收到更新提醒")
end