108 lines
3.3 KiB
Lua
108 lines
3.3 KiB
Lua
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-- 禁用不必要的if诊断警告
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---@diagnostic disable: unnecessary-if
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-- 导入基类模块
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local PWClass = require("Core.PWClass")
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--- @class StorageClass
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--- @field max_capacity number 最大容量（格子总数）
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--- @field cur_capacity number 当前已用容量
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--- @field grids_list table[] 存储格子列表
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local StorageClass = PWClass.derive("StorageClass")
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--- 创建新物品格子
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--- @param item_id any 物品唯一标识
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--- @return table 新创建的物品格子
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local function CreateGrid(item_id)
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return {
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item_id = item_id, -- 物品ID
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cur_cnt = 0, -- 当前数量
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max_cnt = 1 -- 最大堆叠数（可扩展为配置项）
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}
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end
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--- 查找或创建可用物品格子
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--- @param storage StorageClass 存储实例
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--- @param item_id any 目标物品ID
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--- @return table 可用格子（找不到时创建新格子）
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local function FindOrCreateAvailableGrid(storage, item_id)
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-- 优先查找同类型且未满的格子
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for _, grid in ipairs(storage.grids_list) do
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if grid.item_id == item_id and grid.cur_cnt < grid.max_cnt then
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return grid
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end
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end
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-- 无可用格子时创建新的物品类型格子
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local new_grid = CreateGrid(item_id)
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table.insert(storage.grids_list, new_grid)
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return new_grid
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end
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--- 构造函数
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function StorageClass:ctor()
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self.max_capacity = 10 -- 默认最大容量
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self.cur_capacity = 0 -- 当前使用容量
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self.grids_list = {} -- 格子容器
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end
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--- 设置存储容量上限
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--- @param capacity number 新的最大容量
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function StorageClass:SetMaxCapacity(capacity)
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self.max_capacity = capacity
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end
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--- 存储物品
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--- @param item_id any 要存储的物品ID
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function StorageClass:Store(item_id)
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-- 容量检查
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if self.cur_capacity >= self.max_capacity then
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return false -- 建议返回操作结果
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end
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local grid = FindOrCreateAvailableGrid(self, item_id)
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grid.cur_cnt = grid.cur_cnt + 1
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self.cur_capacity = self.cur_capacity + 1
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return true -- 建议添加返回值
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end
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--- 取出物品
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--- @param item_id any 目标物品ID
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--- @return boolean 是否成功取出
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function StorageClass:Withdraw(item_id)
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-- 逆序遍历提高取出效率（通常新物品在末尾）
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for i = #self.grids_list, 1, -1 do
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local grid = self.grids_list[i]
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if grid ~= nil and grid.item_id == item_id and grid.cur_cnt > 0 then
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grid.cur_cnt = grid.cur_cnt - 1
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self.cur_capacity = self.cur_capacity - 1
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-- 清空空格子
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if grid.cur_cnt == 0 then
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table.remove(self.grids_list, i)
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end
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return true
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end
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end
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return false
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end
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function StorageClass:Visit(vistor)
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for _, grid in ipairs(self.grids_list) do vistor(_, grid) end
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end
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--- 查询物品（满足条件的物品及数量）
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--- @param query_function fun(item_id:any):boolean 物品过滤函数
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--- @return table 物品ID到数量的映射表
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function StorageClass:QueryItem(query_function)
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local items = {}
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for _, grid in ipairs(self.grids_list) do
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-- 仅统计有物品且满足查询条件的格子
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if grid.cur_cnt > 0 and query_function(grid.item_id) then
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items[grid.item_id] = (items[grid.item_id] or 0) + grid.cur_cnt
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end
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end
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return items
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end
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return StorageClass
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