Fix autocomplete not working

lua/config/plugin/cmp.lua

@@ -36,28 +36,27 @@ cmp.setup({
     }),
 
     sources = cmp.config.sources({
-        sources = cmp.config.sources({
-            { name = 'nvim_lsp', priority = 1000 },
-            { name = 'luasnip', priority = 750 },
-        }, {
-                { name = 'buffer', priority = 500 },
-                { name = 'path', priority = 250 },
-            }),
-        sorting = {
-            comparators = {
-                cmp.config.compare.offset,
-                cmp.config.compare.exact,
-                cmp.config.compare.score,
-                cmp.config.compare.recently_used,
-                cmp.config.compare.locality,
-                cmp.config.compare.kind,
-                cmp.config.compare.sort_text,
-                cmp.config.compare.length,
-                cmp.config.compare.order,
-            },
-        },
+        { name = 'nvim_lsp', priority = 1000 },
+        { name = 'luasnip', priority = 750 },
+    }, {
+        { name = 'buffer', priority = 500 },
+        { name = 'path', priority = 250 },
     }),
 
+    sorting = {
+        comparators = {
+            cmp.config.compare.offset,
+            cmp.config.compare.exact,
+            cmp.config.compare.score,
+            cmp.config.compare.recently_used,
+            cmp.config.compare.locality,
+            cmp.config.compare.kind,
+            cmp.config.compare.sort_text,
+            cmp.config.compare.length,
+            cmp.config.compare.order,
+        },
+    },
+
     formatting = {
         format = function(entry, vim_item)
             vim_item.menu = ({

lua/config/plugin/init.lua

@@ -14,5 +14,7 @@ require("config.plugin.rainbow-delimiters")
 require("config.plugin.indent-blankline")
 require("config.plugin.scrollbar")
 require("config.plugin.lspsaga")
+require("config.plugin.lsp")
+require("config.plugin.luasnip")
 require("config.plugin.gruvbox")
 require("config.plugin.cmp")

lua/config/plugin/lsp.lua

@@ -0,0 +1,108 @@
+-- LSP Configuration
+local lspconfig = require('lspconfig')
+
+-- Setup Mason (already done via lazy.nvim, but ensure it's initialized)
+require('mason').setup()
+
+-- Setup LSP capabilities for nvim-cmp
+local capabilities = require('cmp_nvim_lsp').default_capabilities()
+
+-- Function to attach LSP to buffers
+local on_attach = function(client, bufnr)
+    -- Enable completion triggered by <c-x><c-o>
+    vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+    -- Mappings for LSP actions
+    local bufopts = { noremap = true, silent = true, buffer = bufnr }
+    vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, bufopts)
+    vim.keymap.set('n', 'gd', vim.lsp.buf.definition, bufopts)
+    vim.keymap.set('n', 'K', vim.lsp.buf.hover, bufopts)
+    vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, bufopts)
+    vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
+    vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, bufopts)
+    vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, bufopts)
+    vim.keymap.set('n', '<space>wl', function()
+        print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+    end, bufopts)
+    vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, bufopts)
+    vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, bufopts)
+    vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action, bufopts)
+    vim.keymap.set('n', 'gr', vim.lsp.buf.references, bufopts)
+    vim.keymap.set('n', '<space>f', function() vim.lsp.buf.format { async = true } end, bufopts)
+end
+
+-- Try to use mason-lspconfig if available, otherwise setup servers manually
+local mason_lspconfig_ok, mason_lspconfig = pcall(require, 'mason-lspconfig')
+if mason_lspconfig_ok then
+    -- Setup mason-lspconfig
+    mason_lspconfig.setup({
+        ensure_installed = {}, -- Add LSP servers here as needed
+        automatic_installation = false,
+    })
+    
+    -- Setup handlers if the API is available
+    if mason_lspconfig.setup_handlers then
+        mason_lspconfig.setup_handlers({
+            -- Default handler for all servers
+            function(server_name)
+                lspconfig[server_name].setup({
+                    capabilities = capabilities,
+                    on_attach = on_attach,
+                })
+            end,
+        })
+    end
+end
+
+-- Setup LSP servers manually (uncomment as needed)
+-- Install servers via :Mason command in Neovim first
+
+-- Lua LSP
+-- lspconfig.lua_ls.setup({
+--     capabilities = capabilities,
+--     on_attach = on_attach,
+--     settings = {
+--         Lua = {
+--             runtime = { version = 'LuaJIT' },
+--             diagnostics = { globals = { 'vim' } },
+--             workspace = { library = vim.api.nvim_get_runtime_file("", true) },
+--             telemetry = { enable = false },
+--         },
+--     },
+-- })
+
+-- Python LSP (uncomment when pyright is installed)
+-- lspconfig.pyright.setup({
+--     capabilities = capabilities,
+--     on_attach = on_attach,
+-- })
+
+-- Rust LSP (uncomment when rust_analyzer is installed)
+-- lspconfig.rust_analyzer.setup({
+--     capabilities = capabilities,
+--     on_attach = on_attach,
+-- })
+
+-- Diagnostic configuration
+vim.diagnostic.config({
+    virtual_text = true,
+    signs = true,
+    update_in_insert = false,
+    underline = true,
+    severity_sort = true,
+    float = {
+        focusable = false,
+        style = "minimal",
+        border = "rounded",
+        source = "always",
+        header = "",
+        prefix = "",
+    },
+})
+
+-- Show diagnostic signs
+local signs = { Error = "󰅚 ", Warn = "󰀪 ", Hint = "󰌶 ", Info = "󰋽 " }
+for type, icon in pairs(signs) do
+    local hl = "DiagnosticSign" .. type
+    vim.fn.sign_define(hl, { text = icon, texthl = hl, numhl = "" })
+end

lua/config/plugin/luasnip.lua

@@ -0,0 +1,2 @@
+-- LuaSnip configuration
+require("luasnip.loaders.from_vscode").lazy_load()