帮会拼图：碎片收集的全帮拼板

local PIECE_FROM = {
    {quest = "daily1", n = 1},
    {quest = "boss", n = 1},
    {quest = "arena", n = 2},
}
local function grantPiece(actor, questId)
    for _, f in ipairs(PIECE_FROM) do
        if f.quest == questId then
            setplayvar(actor, "piece",
                (getplayvar(actor, "piece") or 0) + f.n)
            sendmsg(actor, 1, "碎片 +" .. f.n .. "，现有 "
                .. getplayvar(actor, "piece"))
        end
    end
end

local function submitBoard(actor, guild)
    local have = getplayvar(actor, "piece") or 0
    if have < 9 then
        sendmsg(actor, 1, "碎片不足 9 块")
        return
    end
    setplayvar(actor, "piece", have - 9)
    setsysvarex("board_" .. guild,
        (getsysvar("board_" .. guild) or 0) + 1)
    sendmsg(actor, 1, "拼图上板，全帮进度 +1")
end