-- lsp.lua  (replace your current file with this)
-- import cmp-nvim-lsp plugin safely
local cmp_nvim_lsp_status, cmp_nvim_lsp = pcall(require, "cmp_nvim_lsp")
if not cmp_nvim_lsp_status then
    return
end

local keymap = vim.keymap -- for conciseness

-- smart format with null-ls if available
local function smart_format()
    vim.lsp.buf.format({
        filter = function(client)
            local ft = vim.bo.filetype
            if ft == "rust" then
                return client.name == "rust_analyzer"
            end
            -- Prefer null-ls for all non-Rust, otherwise allow anything
            if vim.tbl_contains({ "null-ls", "lua_ls", "jsonls", "tsserver" }, client.name) then
                return true
            end
            return false
        end,
        timeout_ms = 3000,
    })
end

---------- border >------------------------------
do
    local orig_floating_preview = vim.lsp.util.open_floating_preview
    vim.lsp.util.open_floating_preview = function(contents, syntax, opts, ...)
        opts = opts or {}
        opts.border = "rounded"
        return orig_floating_preview(contents, syntax, opts, ...)
    end
end
---------- </border ------------------------------

vim.diagnostic.config({ virtual_lines = { current_line = true } })

-- enable keybinds only for when lsp server available
local on_attach = function(_, bufnr)
    local opts = { noremap = true, silent = true, buffer = bufnr }

    keymap.set("n", "g0", "<cmd>lua vim.lsp.buf.document_symbol()<CR>", opts)
    keymap.set("n", "gd", "<cmd>Telescope lsp_definitions<CR>", opts)
    keymap.set("n", "gi", "<cmd>lua vim.lsp.buf.implementation()<CR>", opts)
    keymap.set("n", "<leader>l", smart_format, opts)
    keymap.set("n", "<leader>rn", "<cmd>lua vim.lsp.buf.rename()<CR>", opts)
    keymap.set(
        "n",
        "<leader>cbf",
        ":!phpcbf -w --standard=PSR12 %<CR>",
        { noremap = true, silent = false, buffer = bufnr }
    )
    keymap.set("n", "<leader>o", "<cmd>Lspsaga outline<CR>", opts)
    keymap.set("n", "<leader>ss", "<cmd>Telescope lsp_dynamic_workspace_symbols<CR>", opts)

    -- LSP Saga
    keymap.set("n", "gsd", "<cmd>Lspsaga peek_definition<CR>", opts)
    keymap.set("n", "gr", "<cmd>Lspsaga finder<CR>", opts)
    keymap.set("n", "<leader>rn", "<cmd>Lspsaga rename<CR>", opts)
    keymap.set("n", "<leader>ca", "<cmd>Lspsaga code_action<CR>", opts)
    keymap.set("n", "ge", "<cmd>Lspsaga show_line_diagnostics<CR>", opts)
    keymap.set("n", "<a-cr>", "<cmd>Lspsaga code_action<CR>", opts)
    keymap.set("n", "<leader>d", "<cmd>Telescope diagnostics<CR>", opts)
    keymap.set("n", "<leader>dn", "<cmd>Lspsaga diagnostic_jump_next<CR>")
    keymap.set("n", "<leader>dp", "<cmd>Lspsaga diagnostic_jump_prev<CR>")

    keymap.set("n", "gj", "<cmd>lua require'nvim-treesitter.textobjects.move'.goto_next_start('@function.outer')<CR>",
        opts)
    keymap.set("n", "gk", "<cmd>lua require'nvim-treesitter.textobjects.move'.goto_previous_start('@function.outer')<CR>",
        opts)
end

-- capabilities
local capabilities = cmp_nvim_lsp.default_capabilities()

-- helper for registering server configs (lazy attach)
local function setup_server(name, config)
    local cfg = vim.tbl_deep_extend("force", {
        capabilities = capabilities,
        on_attach = on_attach,
    }, config or {})
    -- register the config
    -- use the function form so it works in latest nvim
    vim.lsp.config(name, cfg)
end

-- servers
setup_server("bashls", { filetypes = { "sh", "bin" } })
setup_server("lemminx", { filetypes = { "xml" } })
setup_server("yamlls", { filetypes = { "yaml", "yml" } })
setup_server("jsonls", { filetypes = { "json" } })
setup_server("pyright", { filetypes = { "py" } })
setup_server("html", { filetypes = { "html" } })
setup_server("cssls",
    { filetypes = { "html", "typescriptreact", "javascriptreact", "css", "sass", "scss", "less", "svelte" } })
setup_server("tailwindcss", {
    filetypes = { "html", "typescriptreact", "javascriptreact", "css", "sass", "scss", "less", "svelte" },
})
setup_server("emmet_ls", {
    filetypes = { "html", "typescriptreact", "javascriptreact", "css", "sass", "scss", "less", "svelte" },
})
setup_server("eslint", {
    filetypes = { "html", "typescriptreact", "javascriptreact", "css", "sass", "scss", "less", "svelte" },
})
setup_server("rust_analyzer", {
    settings = {
        ["rust-analyzer"] = { checkOnSave = true },
    },
})
setup_server("lua_ls", { filetypes = { "lua" } })
-- setup_server("slint_lsp", { filetypes = { "slint" } })

-- PHP LSPs
local util = require("lspconfig.util")
root_dir = function(fname)
    return util.root_pattern("composer.json", ".git")(fname)
        or util.path.dirname(fname)
end

setup_server("phpactor", {
    filetypes = { "php" },
    root_dir = fallback_root_dir,
    init_options = {
        ["language_server_phpstan.enabled"] = true,
        ["language_server_psalm.enabled"] = false,
    },
})

setup_server("intelephense", {
    filetypes = { "php" },
    root_dir = fallback_root_dir,
    init_options = {
        licenceKey = vim.fn.readfile(vim.fn.expand("$HOME/.config/intelephense/license.txt"))[1],
    },
    settings = {
        intelephense = {
            telemetry = { enabled = false },
            files = {
                maxSize = 5000000,
                associations = { "**/*.php" },
            },
            completion = {
                fullyQualifyGlobalConstantsAndFunctions = false,
                triggerParameterHints = true,
                maxItems = 100,
            },
            phpdoc = { enabled = true },
            diagnostics = { enable = true },
            format = { enable = false },
        },
    },
})

-- phpcs / phpstan configs
vim.g.nvim_phpcs_config_phpcs_path = 'phpcs'
vim.g.nvim_phpcs_config_phpcbf_path = 'phpcbf'
vim.g.ale_php_phpstan_executable = '/home/mace/.config/composer/vendor/bin/phpstan'

local phpcs_config = "/home/mace/repos/configs/phpcs.xml"
local phpcs_config_new = "/home/mace/repos/dotfiles/phpcs.xml"
if vim.loop.fs_stat(phpcs_config_new) then
    vim.g.nvim_phpcs_config_phpcs_standard = phpcs_config_new
elseif vim.loop.fs_stat(phpcs_config) then
    vim.g.nvim_phpcs_config_phpcs_standard = phpcs_config
end

-- === ENABLE: tell Neovim to autostart these configs lazily (filetype + root_dir)
-- call this early in your init (so FileType autocommands are installed before opening files)
local enabled_servers = {
    "bashls", "lemminx", "yamlls", "jsonls", "pyright", "html", "cssls",
    "tailwindcss", "emmet_ls", "eslint", "rust_analyzer", "lua_ls",
    "phpactor", "intelephense"
}
vim.lsp.enable(enabled_servers)