Added python lsp and massive refactor

lua/plugins/lsp/lspconfig.lua

@@ -0,0 +1,99 @@
+return {
+	"neovim/nvim-lspconfig",
+	event = { "BufReadPre", "BufNewFile" },
+	dependencies = {
+		"hrsh7th/cmp-nvim-lsp",
+		{ "antosha417/nvim-lsp-file-operations", config = true },
+		{ "folke/neodev.nvim", opts = {} },
+	},
+	config = function()
+		local lspconfig = require("lspconfig")
+		local mason_lspconfig = require("mason-lspconfig")
+		local cmp_nvim_lsp = require("cmp_nvim_lsp")
+
+		local keymap = vim.keymap
+
+		vim.api.nvim_create_autocmd("LspAttach", {
+			group = vim.api.nvim_create_augroup("UserLspConfig", {}),
+			callback = function(ev)
+				local opts = { buffer = ev.buf, silent = true }
+
+				opts.desc = "Show LSP references"
+				keymap.set("n", "gR", "<cmd>Telescope lsp_references<CR>", opts)
+
+				opts.desc = "Go to declaration"
+				keymap.set("n", "gD", vim.lsp.buf.declaration, opts)
+
+				opts.desc = "Show LSP definitions"
+				keymap.set("n", "gd", "<cmd>Telescope lsp_definitions<CR>", opts)
+
+				opts.desc = "Show LSP implementations"
+				keymap.set("n", "gi", "<cmd>Telescope lsp_implementations<CR>", opts)
+
+				opts.desc = "Show LSP type definitions"
+				keymap.set("n", "gt", "<cmd>Telescope lsp_type_definitions<CR>", opts)
+
+				opts.desc = "See available code actions"
+				keymap.set({ "n", "v" }, "<leader>ca", vim.lsp.buf.code_action, opts)
+
+				opts.desc = "Smart rename"
+				keymap.set("n", "<leader>rn", vim.lsp.buf.rename, opts)
+
+				opts.desc = "Show buffer diagnostics"
+				keymap.set("n", "<leader>D", "<cmd>Telescope diagnostics bufnr=0<CR>", opts)
+
+				opts.desc = "Show line diagnostics"
+				keymap.set("n", "<leader>d", vim.diagnostic.open_float, opts)
+
+				opts.desc = "Go to previous diagnostic"
+				keymap.set("n", "[d", vim.diagnostic.goto_prev, opts)
+
+				opts.desc = "Go to next diagnostic"
+				keymap.set("n", "]d", vim.diagnostic.goto_next, opts)
+
+				opts.desc = "Show documentation for what is under cursor"
+				keymap.set("n", "K", vim.lsp.buf.hover, opts)
+
+				opts.desc = "Restart LSP"
+				keymap.set("n", "<leader>rs", ":LspRestart<CR>", opts)
+			end,
+		})
+
+		local capabilities = cmp_nvim_lsp.default_capabilities()
+
+		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
+
+		mason_lspconfig.setup_handlers({
+			function(server_name)
+				lspconfig[server_name].setup({
+					capabilities = capabilities,
+				})
+			end,
+			["basedpyright"] = function()
+				lspconfig["basedpyright"].setup({
+					capabilities = capabilities,
+				})
+			end,
+			["lua_ls"] = function()
+				lspconfig["lua_ls"].setup({
+					capabilities = capabilities,
+					settings = {
+						Lua = {
+
+							diagnostics = {
+								globals = { "vim" },
+							},
+							completion = {
+								callSnippet = "Replace",
+							},
+						},
+					},
+				})
+			end,
+		})
+	end,
+}

lua/plugins/lsp/mason.lua

@@ -0,0 +1,29 @@
+return {
+	"williamboman/mason.nvim",
+	dependencies = {
+		"williamboman/mason-lspconfig.nvim",
+		"WhoIsSethDaniel/mason-tool-installer.nvim",
+	},
+	config = function()
+		local mason = require("mason")
+		mason.setup({})
+
+		local mason_lspconfig = require("mason-lspconfig")
+		mason_lspconfig.setup({
+			ensure_installed = {
+				"basedpyright",
+				"lua_ls",
+			},
+		})
+
+		local mason_tool_installer = require("mason-tool-installer")
+		mason_tool_installer.setup({
+			ensure_installed = {
+				"stylua",
+				"ruff",
+				"isort",
+				"mypy",
+			},
+		})
+	end,
+}