-- ============================================================================
-- Neovim 入口配置
-- ============================================================================

-- Leader 键
vim.g.mapleader = " "

-- ---------------------------------------------------------------------------
-- 编辑器选项
-- ---------------------------------------------------------------------------
local opt = vim.opt

opt.number         = true       -- 行号
opt.relativenumber = true       -- 相对行号
opt.tabstop        = 4          -- Tab 宽度
opt.shiftwidth     = 4          -- 缩进宽度
opt.expandtab      = true       -- Tab 转空格
opt.smartindent    = true       -- 智能缩进
opt.wrap           = false      -- 不自动换行
opt.cursorline     = true       -- 高亮当前行
opt.signcolumn     = "yes"      -- 始终显示符号列
opt.updatetime     = 250        -- 快速更新
opt.timeoutlen     = 300        -- 快捷键超时
opt.splitright     = true       -- 垂直分屏在右侧
opt.splitbelow     = true       -- 水平分屏在下方
opt.undofile       = true       -- 持久化撤销
opt.ignorecase     = true       -- 搜索忽略大小写
opt.smartcase      = true       -- 智能大小写
opt.wildmenu       = true       -- 命令行补全增强
opt.wildmode       = "longest:full,full"
opt.pumheight      = 10         -- 补全菜单最大高度
opt.clipboard      = "unnamedplus" -- 系统剪贴板
opt.termguicolors  = true       -- 真彩色支持
opt.foldlevel      = 99         -- 默认展开所有折叠

-- 全局浮动窗口圆角边框（与 blink.cmp 补全菜单一致）
vim.o.winborder = "rounded"

-- ---------------------------------------------------------------------------
-- 基础键位
-- ---------------------------------------------------------------------------
local keymap = vim.keymap.set

-- 编辑器操作
keymap("n", "<leader>w", "<cmd>w<cr>",  { desc = "保存" })
keymap("n", "<leader>q", "<cmd>q<cr>",  { desc = "退出" })
keymap("n", "<leader>/", "<cmd>noh<cr>", { desc = "清除搜索高亮" })

-- 窗口导航
keymap("n", "<C-h>", "<C-w>h", { desc = "跳到左边窗口" })
keymap("n", "<C-j>", "<C-w>j", { desc = "跳到下面窗口" })
keymap("n", "<C-k>", "<C-w>k", { desc = "跳到上面窗口" })
keymap("n", "<C-l>", "<C-w>l", { desc = "跳到右边窗口" })

-- ---------------------------------------------------------------------------
-- lazy.nvim 插件管理器
-- ---------------------------------------------------------------------------
local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
if not vim.uv.fs_stat(lazypath) then
    vim.fn.system({
        "git", "clone", "--filter=blob:none",
        "https://github.com/folke/lazy.nvim.git",
        "--branch=stable", lazypath,
    })
end
vim.opt.rtp:prepend(lazypath)

require("lazy").setup({
    spec = { { import = "plugins" } },
    defaults = { lazy = true },
    install = { colorscheme = { "default" } },
    checker = { enabled = false },
})