【玩法策划】行会目标系统：行会集体目标的设定与达成

-- 行会目标：帮主设定
local player = class(actor)
local GOAL_POOL = {
    {name = "全员击杀沃玛教主", key = "boss_kill", target = 3},
    {name = "累计捐献五万贡献", key = "total_donate", target = 50000},
    {name = "行会战参战三十人", key = "siege_join", target = 30},
}
local function setWeeklyGoals(player, goalIdx)
    local goal = GOAL_POOL[goalIdx]
    if goal == nil then
        sendmsg(player, 1, 0, "目标不存在。")
        return
    end
    setsysvarex("GuildGoal_" .. goal.key, goal.target, true)
    sendcentermsg(player, 255, 0, "本周行会目标：" .. goal.name .. "（" .. goal.target .. "）", 0, 8)
end

-- 目标结算：达成与奖励
local player = class(actor)
local function settleGoals(player)
    local achieved = 0
    for _, goal in ipairs(GOAL_POOL) do
        local cur = tonumber(getsysvar("GuildGoal_" .. goal.key) or 0)
        if cur >= goal.target then achieved = achieved + 1 end
    end
    if achieved == 3 then
        giveitem(player, "行会升级卡", 1)
        sendmsg(player, 1, 0, "三项全达成！行会升级速度提升。")
    elseif achieved >= 1 then
        giveitem(player, "行会基金", 1)
        sendmsg(player, 1, 0, "达成 " .. achieved .. "/3 项目标，行会基金已注入。")
    else
        sendmsg(player, 1, 0, "本周目标未达成，下周继续加油！")
    end
end