zen

lua/mappings.lua

@@ -83,3 +83,72 @@ map("n", "tt", function()
   local height = math.floor(vim.o.lines / 2)
   cmd("belowright split | resize " .. height .. " | terminal")
 end, { noremap = true, silent = true })
+
+
+-- toggle-cmp.lua
+local ok, cmp = pcall(require, "cmp")
+if not ok then return end
+
+-- initial state (true = autocomplete on)
+vim.g.cmp_autocomplete = vim.g.cmp_autocomplete == nil and true or vim.g.cmp_autocomplete
+
+function _G.toggle_cmp_autocomplete()
+  vim.g.cmp_autocomplete = not vim.g.cmp_autocomplete
+
+  if vim.g.cmp_autocomplete then
+    -- enable automatic completion
+    cmp.setup {
+      completion = {
+        -- typical events to auto-open completion
+        autocomplete = { cmp.TriggerEvent.TextChanged, cmp.TriggerEvent.InsertEnter }
+      }
+    }
+    print("cmp autocomplete: ON")
+  else
+    -- disable automatic completion and close any open menu
+    cmp.setup { completion = { autocomplete = false } }
+    pcall(cmp.close)
+    print("cmp autocomplete: OFF")
+  end
+end
+
+-- mappings
+vim.keymap.set("n", "<leader>cc", "<cmd>lua _G.toggle_cmp_autocomplete()<CR>", { noremap = true, silent = true })
+vim.keymap.set("i", "<C-\\>", function() _G.toggle_cmp_autocomplete() end, { silent = true })
+
+-- manual trigger (still works when autocomplete is off)
+vim.keymap.set("i", "<C-Space>", function() require("cmp").complete() end, { silent = true })
+-- quick hide/abort in insert
+vim.keymap.set("i", "<C-e>", function() require("cmp").abort() end, { silent = true })
+
+
+-- zen-mode max-width helper
+local M     = {}
+
+-- configuration: change these to taste
+M.zen_ratio = 0.80 -- try to use 80% of the editor width
+M.zen_max   = 90   -- but never wider than 100 columns
+M.zen_min   = 60   -- optional: never narrower than 60 columns
+
+function M.open_zen_with_max()
+  local cols = vim.o.columns or vim.api.nvim_get_option('columns')
+  local desired = math.floor(cols * M.zen_ratio)
+  -- clamp between min and max (optional min)
+  local width = math.max(M.zen_min, math.min(desired, M.zen_max))
+
+  require("zen-mode").toggle({
+    window = {
+      width = width,
+      -- keep your usual window options if you like
+      options = {
+        number = false,
+        relativenumber = false,
+      },
+    },
+  })
+end
+
+-- map keys (change mapping as you prefer)
+vim.keymap.set("n", "<leader>z", function() M.open_zen_with_max() end, { noremap = true, silent = true })
+
+return M

lua/plugins/init.lua

@@ -187,6 +187,7 @@ local builtin_plugins = {
       { 'nvim-treesitter/nvim-treesitter', run = ':TSUpdate' },
       { 'nvim-telescope/telescope.nvim',   dependencies = { 'nvim-lua/plenary.nvim' } },
       { 'neovim/nvim-lspconfig' },
+      { 'folke/zen-mode.nvim' },
 
 
 
@@ -314,3 +315,33 @@ cmp.setup({
     ['<CR>'] = require('cmp').mapping.confirm({ select = true }),
   })
 })
+
+
+-- zen-mode max-width helper
+local M     = {}
+
+-- configuration: change these to taste
+M.zen_ratio = 0.90 -- try to use 80% of the editor width
+M.zen_max   = 100  -- but never wider than 100 columns
+M.zen_min   = 60   -- optional: never narrower than 60 columns
+
+function M.open_zen_with_max()
+  local cols = vim.o.columns or vim.api.nvim_get_option('columns')
+  local desired = math.floor(cols * M.zen_ratio)
+  -- clamp between min and max (optional min)
+  local width = math.max(M.zen_min, math.min(desired, M.zen_max))
+
+  require("zen-mode").toggle({
+    window = {
+      width = width,
+      -- keep your usual window options if you like
+      options = {
+        number = false,
+        relativenumber = false,
+      },
+    },
+  })
+end
+
+-- map keys (change mapping as you prefer)
+vim.keymap.set("n", "<leader>z", function() M.open_zen_with_max() end, { noremap = true, silent = true })