【后端接口】任务对话历史回看：对话记录的查询接口设计

local function saveDialogue(actor, node, text)
    local player = class(actor)
    local key = "DLG_" .. node
    local list = getplayvar(actor, 2, "DLG_LIST") or ""
    if string.find(list, key, 1, true) == nil then
        setplayvar(actor, "HUMAN", "DLG_LIST", list .. key .. ";", 1)
    end
    setplayvar(actor, "HUMAN", key, os.date("%H:%M") .. " " .. text, 1)
end

local function recallDialogues(actor)
    local player = class(actor)
    local list = getplayvar(actor, 2, "DLG_LIST") or ""
    for key in string.gmatch(list, "[^;]+") do
        local text = getplayvar(actor, 2, key)
        if text ~= nil and text ~= "" then
            sendluamsg(actor, 9901, 0, 0, 0, text)
        end
    end
end