set nvim foldmethod based on filetype

set nvim background

nvim/lua/basic.lua

@@ -67,8 +67,8 @@ vim.opt.splitbelow = true
 vim.opt.splitright = true
 -- 自动补全不自动选中
 vim.opt.completeopt = "menu,menuone,noselect"
--- 代码缩进
-vim.opt.foldmethod = "indent"
+-- 代码缩进, cmd中根据文件类型设置
+-- vim.opt.foldmethod = "indent"
 vim.opt.foldlevel = 10
 -- 不可见字符的显示
 vim.opt.list = false

nvim/lua/cmd.lua

@@ -8,6 +8,20 @@ vim.api.nvim_create_autocmd("BufReadPost", {
             -- vim.cmd('normal zz')
             vim.cmd("silent! foldopen")
         end
+        local is_supported = false
+        local support_types = { "c", "cpp", "yang", "java"}
+        for i = 0, #support_types do
+            if support_types[i] == vim.bo.filetype then
+                is_supported = true
+                break
+            end
+        end
+        if is_supported then
+            vim.opt.foldmethod = "expr"
+            vim.opt.foldexpr = "nvim_treesitter#foldexpr()"
+        else
+            vim.opt.foldmethod = "indent"
+        end
     end,
 })
 

nvim/lua/colorscheme.lua

@@ -2,8 +2,10 @@ local colorscheme
 local ctime = os.date("*t")
 if ctime.hour < 17 and ctime.hour >= 8 then -- 8 am ~ 6 pm
     colorscheme = "noctis_lilac"
+    vim.opt.background = "light"
 else
     colorscheme = "noctis_uva"
+    vim.opt.background = "dark"
 end
 
 local status_ok, _ = pcall(vim.cmd, "colorscheme " .. colorscheme)