feat: a lot of configs

Signed-off-by: d0zingcat <iamtangli42@gmail.com>

nvim/lua/config/keymaps.lua

@@ -1,3 +1,117 @@
--- Keymaps are automatically loaded on the VeryLazy event
--- Default keymaps that are always set: https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/config/keymaps.lua
--- Add any additional keymaps here
+-- keymaps.lua - 键位映射配置
+
+-- 设置局部变量
+local map = vim.keymap.set
+local opts = { noremap = true, silent = true }
+
+--[[
+模式说明:
+  n: 普通模式
+  i: 插入模式
+  v: 可视模式
+  x: 可视块模式
+  t: 终端模式
+  c: 命令行模式
+]]--
+
+-----------------
+-- 基础键位映射 --
+-----------------
+
+-- 使用 jk 从插入模式返回普通模式
+map("i", "jk", "<ESC>", opts)
+
+-- 保存和退出
+map("n", "<leader>w", "<cmd>w<cr>", { desc = "保存文件" })
+map("n", "<leader>q", "<cmd>q<cr>", { desc = "退出" })
+map("n", "<leader>Q", "<cmd>qa<cr>", { desc = "退出全部" })
+
+-- 清除搜索高亮
+map("n", "<leader>h", "<cmd>nohlsearch<cr>", { desc = "清除搜索高亮" })
+
+-- 更好的缩进
+map("v", "<", "<gv", opts)
+map("v", ">", ">gv", opts)
+
+-- 上下移动选中的文本
+map("v", "J", ":m '>+1<CR>gv=gv", { desc = "向下移动选中文本" })
+map("v", "K", ":m '<-2<CR>gv=gv", { desc = "向上移动选中文本" })
+
+-- 保持复制内容在粘贴后
+map("x", "p", [["_dP]], { desc = "粘贴不覆盖寄存器" })
+
+-- 删除到黑洞寄存器
+map({ "n", "v" }, "<leader>d", [["_d]], { desc = "删除到黑洞寄存器" })
+
+-- 快速移动
+map("n", "J", "mzJ`z", { desc = "连接行保持光标位置" })
+map("n", "<C-d>", "<C-d>zz", { desc = "向下移动保持光标居中" })
+map("n", "<C-u>", "<C-u>zz", { desc = "向上移动保持光标居中" })
+map("n", "n", "nzzzv", { desc = "下一个搜索结果并居中" })
+map("n", "N", "Nzzzv", { desc = "上一个搜索结果并居中" })
+
+-------------------------
+-- 窗口和缓冲区管理 --
+-------------------------
+
+-- 窗口间导航
+map("n", "<C-h>", "<C-w>h", { desc = "移动到左窗口" })
+map("n", "<C-j>", "<C-w>j", { desc = "移动到下窗口" })
+map("n", "<C-k>", "<C-w>k", { desc = "移动到上窗口" })
+map("n", "<C-l>", "<C-w>l", { desc = "移动到右窗口" })
+
+-- 缓冲区导航
+map("n", "<S-h>", "<cmd>bprevious<cr>", { desc = "上一个缓冲区" })
+map("n", "<S-l>", "<cmd>bnext<cr>", { desc = "下一个缓冲区" })
+map("n", "<leader>bd", "<cmd>bdelete<cr>", { desc = "关闭当前缓冲区" })
+map("n", "<leader>ba", "<cmd>bufdo bd<cr>", { desc = "关闭所有缓冲区" })
+
+-- 窗口分割
+map("n", "<leader>sv", "<cmd>vsplit<cr>", { desc = "垂直分割" })
+map("n", "<leader>sh", "<cmd>split<cr>", { desc = "水平分割" })
+map("n", "<leader>se", "<C-w>=", { desc = "使所有窗口等宽" })
+map("n", "<leader>sx", "<cmd>close<cr>", { desc = "关闭当前窗口" })
+
+-- 调整窗口大小
+map("n", "<C-Up>", "<cmd>resize +2<cr>", { desc = "增加窗口高度" })
+map("n", "<C-Down>", "<cmd>resize -2<cr>", { desc = "减小窗口高度" })
+map("n", "<C-Left>", "<cmd>vertical resize -2<cr>", { desc = "减小窗口宽度" })
+map("n", "<C-Right>", "<cmd>vertical resize +2<cr>", { desc = "增加窗口宽度" })
+
+-------------------------
+-- 终端模式映射 --
+-------------------------
+
+-- 退出终端模式
+map("t", "<Esc>", "<C-\\><C-n>", { desc = "退出终端模式" })
+map("t", "jk", "<C-\\><C-n>", { desc = "退出终端模式" })
+
+-- 终端窗口导航
+map("t", "<C-h>", "<C-\\><C-n><C-w>h", { desc = "终端模式下向左移动" })
+map("t", "<C-j>", "<C-\\><C-n><C-w>j", { desc = "终端模式下向下移动" })
+map("t", "<C-k>", "<C-\\><C-n><C-w>k", { desc = "终端模式下向上移动" })
+map("t", "<C-l>", "<C-\\><C-n><C-w>l", { desc = "终端模式下向右移动" })
+
+-------------------------
+-- 实用功能 --
+-------------------------
+
+-- 全文快速替换当前单词
+map("n", "<leader>r", [[:%s/\<<C-r><C-w>\>/<C-r><C-w>/gI<Left><Left><Left>]], { desc = "替换当前单词" })
+
+-- 使当前文件可执行
+map("n", "<leader>x", "<cmd>!chmod +x %<CR>", { desc = "使当前文件可执行", silent = true })
+
+-- 打开一个新的终端
+map("n", "<leader>t", "<cmd>terminal<cr>", { desc = "打开终端" })
+
+-- 快速编辑配置文件
+map("n", "<leader>ev", "<cmd>e $MYVIMRC<cr>", { desc = "编辑init.lua" })
+map("n", "<leader>sv", "<cmd>source $MYVIMRC<cr>", { desc = "重新加载配置" })
+
+-- 更简单的命令行历史导航
+map("c", "<C-j>", "<Down>", { desc = "下一个命令历史" })
+map("c", "<C-k>", "<Up>", { desc = "上一个命令历史" })
+
+-- 更好的搜索
+map("n", "g/", "/\\<\\><Left><Left>", { desc = "搜索单词" })