-- LSP configuration using Nix-managed servers
return {
  -- Disable Mason plugins (we use Nix-managed servers instead)
  { "mason-org/mason.nvim", enabled = false },
  { "mason-org/mason-lspconfig.nvim", enabled = false },
  { "jay-babu/mason-null-ls.nvim", enabled = false },
  { "jay-babu/mason-nvim-dap.nvim", enabled = false },

  {
    "neovim/nvim-lspconfig",
    event = { "BufReadPre", "BufNewFile" },
    dependencies = {
      "saghen/blink.cmp", -- For LSP capabilities
    },
    config = function()
      -- Get blink.cmp capabilities
      local capabilities = require("blink.cmp").get_lsp_capabilities()

      -- Common LSP attach keybindings
      vim.api.nvim_create_autocmd("LspAttach", {
        group = vim.api.nvim_create_augroup("UserLspConfig", {}),
        callback = function(ev)
          local opts = { buffer = ev.buf }
          vim.keymap.set("n", "gd", vim.lsp.buf.definition, opts)
          vim.keymap.set("n", "gD", vim.lsp.buf.declaration, opts)
          vim.keymap.set("n", "gr", vim.lsp.buf.references, opts)
          vim.keymap.set("n", "gi", vim.lsp.buf.implementation, opts)
          vim.keymap.set("n", "K", vim.lsp.buf.hover, opts)
          vim.keymap.set("n", "<leader>ca", vim.lsp.buf.code_action, opts)
          vim.keymap.set("n", "<leader>rn", vim.lsp.buf.rename, opts)
          vim.keymap.set("n", "<leader>d", vim.diagnostic.open_float, opts)
          vim.keymap.set("n", "[d", vim.diagnostic.goto_prev, opts)
          vim.keymap.set("n", "]d", vim.diagnostic.goto_next, opts)
        end,
      })

      -- Configure each LSP server
      local lspconfig = require("lspconfig")

      -- Lua
      lspconfig.lua_ls.setup({
        capabilities = capabilities,
        settings = {
          Lua = {
            runtime = { version = "LuaJIT" },
            diagnostics = { globals = { "vim" } },
            workspace = {
              library = vim.api.nvim_get_runtime_file("", true),
              checkThirdParty = false,
            },
            telemetry = { enable = false },
          },
        },
      })

      -- Nix
      lspconfig.nil_ls.setup({
        capabilities = capabilities,
        settings = {
          ["nil"] = {
            formatting = { command = { "nixfmt" } },
          },
        },
      })

      -- Python
      lspconfig.pyright.setup({
        capabilities = capabilities,
        settings = {
          python = {
            analysis = {
              typeCheckingMode = "basic",
              autoSearchPaths = true,
              useLibraryCodeForTypes = true,
            },
          },
        },
      })

      -- TypeScript/JavaScript
      lspconfig.ts_ls.setup({
        capabilities = capabilities,
      })

      -- Rust
      lspconfig.rust_analyzer.setup({
        capabilities = capabilities,
        settings = {
          ["rust-analyzer"] = {
            checkOnSave = { command = "clippy" },
          },
        },
      })

      -- Go
      lspconfig.gopls.setup({
        capabilities = capabilities,
      })

      -- C/C++
      lspconfig.clangd.setup({
        capabilities = capabilities,
      })

      -- MDX
      lspconfig.mdx_analyzer.setup({
        capabilities = capabilities,
      })
    end,
  },
}