keybindings.lua

-- leader key 为空格
vim.g.mapleader = " "
vim.g.maplocalleader = " "

-- 本地变量
local map = vim.api.nvim_set_keymap
local opt = {
  noremap = true,
  silent = true
}

map("n", "<C-j>", "4j", opt)
map("n", "<C-k>", "4k", opt)
map("i", "<C-h>", "<ESC>I", opt)
map("i", "<C-l>", "<ESC>A", opt)

-- ctrl u / ctrl + d  只移动9行，默认移动半屏
map("n", "<C-u>", "9k", opt)
map("n", "<C-d>", "9j", opt)

-- visual模式下缩进代码
map("v", "<", "<gv", opt)
map("v", ">", ">gv", opt)

-- magic search
map("n", "/", "/\\v", { noremap = true , silent = false})
map("v", "/", "/\\v", { noremap = true , silent = false})

------------------------------------------------------------------
-- windows 分屏快捷键
map("n", "sv", ":vsp<CR>", opt)
map("n", "sh", ":sp<CR>", opt)

-- 关闭当前
map("n", "sc", "<C-w>c", opt)
-- 关闭其他
map("n", "so", "<C-w>o", opt) -- close others

-- 比例控制
map("n", "s.", ":vertical resize +20<CR>", opt)
map("n", "s,", ":vertical resize -20<CR>", opt)
map("n", "s=", "<C-w>=", opt)
map("n", "sj", ":resize +10<CR>", opt)
map("n", "sk", ":resize -10<CR>", opt)

-- alt + hjkl  窗口之间跳转
map("n", "<A-h>", "<C-w>h", opt)
map("n", "<A-j>", "<C-w>j", opt)
map("n", "<A-k>", "<C-w>k", opt)
map("n", "<A-l>", "<C-w>l", opt)

--------------------------------------------------------------------
-- 插件快捷键
-- nvimTree
map('n', '<A-m>', ':NvimTreeToggle<CR>', opt)

-- bufferline 左右Tab切换
map("n", "<C-h>", ":BufferLineCyclePrev<CR>", opt)
map("n", "<C-l>", ":BufferLineCycleNext<CR>", opt)
map("n", "<C-w>", ":bd<CR>", opt)

-- nvim-treesitter 代码格式化
map("n", "<leader>i", "gg=G", opt)

-- Telescope
map("n", "<C-p>", ":Telescope find_files<CR>", opt)
-- map("n", "<leader>f", ":Telescope find_files<CR>", opt)
map("n", "<leader>g", ":Telescope live_grep<CR>", opt)


local pluginKeys = {}

-- 代码注释插件
-- see ./lua/plugin-config/comment.lua
pluginKeys.comment = {
  toggler = {
    line = 'gcc',
    block = 'gbc',
  },
  opleader = {
    line = 'gc',
    bock = 'gb'
  }
}

-- ctrl + /
map("n", "<C-_>", "gcc", {noremap = false})
map("v", "<C-_>", "gcc", {noremap = false})

-- lsp 回调函数快捷键设置
pluginKeys.maplsp = function(mapbuf)
  -- rename
  mapbuf('n', '<leader>rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opt)
  -- code action
  mapbuf('n', '<space>ca', '<cmd>lua vim.lsp.buf.code_action()<CR>', opt)

  -- go xx
  mapbuf('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<CR>', opt)
  mapbuf('n', 'gh', '<cmd>lua vim.lsp.buf.hover()<CR>', opt)
  mapbuf('n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<CR>', opt)
  mapbuf('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opt)
  mapbuf('n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opt)
  -- diagnostic
  mapbuf('n', 'go', '<cmd>lua vim.diagnostic.open_float()<CR>', opt)
  mapbuf('n', 'gp', '<cmd>lua vim.diagnostic.goto_prev()<CR>', opt)
  mapbuf('n', 'gn', '<cmd>lua vim.diagnostic.goto_next()<CR>', opt)
  -- mapbuf('n', '<leader>q', '<cmd>lua vim.diagnostic.setloclist()<CR>', opt)
  mapbuf('n', '<gk>', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opt)
  -- leader + =
  mapbuf('n', '<leader>=', '<cmd>lua vim.lsp.buf.formatting()<CR>', opt)
  -- mapbuf('n', '<space>wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opt)
  -- mapbuf('n', '<space>wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opt)
  -- mapbuf('n', '<space>wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opt)
  -- mapbuf('n', '<space>D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opt)
end

-- nvim-cmp 自动补全
pluginKeys.cmp = function(cmp)
  return {
    -- 上一个
    ['<C-k>'] = cmp.mapping.select_prev_item(),
    -- 下一个
    ['<C-j>'] = cmp.mapping.select_next_item(),
    -- 出现补全
    ['<A-.>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
    -- 取消
    ['<A-,>'] = cmp.mapping({
      i = cmp.mapping.abort(),
      c = cmp.mapping.close(),
    }),
    -- 确认
    -- Accept currently selected item. If none selected, `select` first item.
    -- Set `select` to `false` to only confirm explicitly selected items.
    ['<CR>'] = cmp.mapping.confirm({
      select = true ,
      behavior = cmp.ConfirmBehavior.Replace
    }),
    -- ['<C-y>'] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
    ['<C-u>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
    ['<C-d>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
  }
end


return pluginKeys