My LunarVim config

config.lua

-- Sulaiman Khan Ghori (https://github.com/djmango)
-- My LunarVim configuration file
-- https://www.lunarvim.org/docs/configuration

local home = os.getenv("HOME")

lvim.colorscheme = "lunar"

lvim.format_on_save = true
lvim.lsp.hover = true
vim.opt.wrap = true     -- wrap lines
vim.opt.timeoutlen = 300 -- faster timeout wait time. makes things feel snappier THIS BROKE IT

vim.env.PATH = vim.env.PATH ..
    ":/opt/homebrew/bin" -- add homebrew to path. due to sh vs zsh vs bash, this is the easiest way to do it

vim.opt.tabstop = 4
vim.opt.shiftwidth = 4
vim.opt.expandtab = true

-- Enable relative numbering
vim.opt.relativenumber = true
vim.opt.number = true -- This is optional but recommended to show the current line number

-- For some reason some plugin is overriding this so we have to set it globally on buffer load
vim.api.nvim_create_autocmd({ "BufRead", "BufNewFile" }, {
    pattern = "*",
    callback = function()
        vim.opt_local.expandtab = true
    end
})

lvim.builtin.treesitter.indent.disable = { "yaml", "typescript", "javascript", "python", "toml" } -- treesitter is buggy :(

local opts = { noremap = true, silent = true }

-- Use an on_attach function to only map the following keys after the language server attaches to the current buffer
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.
    -- See `:help vim.lsp.*` for documentation on any of the below functions
    local bufopts = { noremap = true, silent = true, buffer = bufnr }

    -- Append individual LSP keybindings without overwriting existing mappings
end

local nvim_lsp = require 'lspconfig'

-- Setting up efm-langserver
nvim_lsp.efm.setup {
    init_options = { documentFormatting = true },
    filetypes = { "markdown", "yaml", "swift" },
    settings = {
        rootMarkers = { ".git/" },
        languages = {
            markdown = {
                { formatCommand = "prettier --stdin-filepath ${INPUT}", formatStdin = true },
            },
            yaml = {
                { formatCommand = "prettier --stdin-filepath ${INPUT}", formatStdin = true },
            },
            swift = {
                { formatCommand = "swiftformat stdin --output stdout --stdinpath ${INPUT}", formatStdin = true },
            }
        }
    }
}

-- Ruff


-- Configure `ruff-lsp`.
-- See: https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md#ruff_lsp
-- For the default config, along with instructions on how to customize the settings
nvim_lsp.ruff_lsp.setup {
    on_attach = on_attach,
}

require'lspconfig'.html.setup{}


-- vim.list_extend(lvim.lsp.automatic_configuration.skipped_servers, { "rust_analyzer" })

-- Plugins

lvim.plugins = {
    {
      "windwp/nvim-ts-autotag",
      config = function()
        require("nvim-ts-autotag").setup()
      end,
    },
    {
        "mrcjkb/rustaceanvim",
        version = "^4",
        ft = { "rust" },
        config = function()
            vim.g.rustaceanvim = {
                server = {
                    on_attach = require("lvim.lsp").common_on_attach
                },
            }
        end,
    },
    { "mattn/efm-langserver" },
    {
        "zbirenbaum/copilot.lua",
        cmd = "Copilot",
        event = "InsertEnter",
        config = function()
            require("copilot").setup({
                suggestion = {
                    auto_trigger = true,
                    keymap = {
                        accept = "<M-l>",
                        accept_word = "<M-;>",
                        next = "<M-]>",
                        prev = "<M-[>"
                    }
                },
                filetypes = { ["*"] = true }
            })
        end,
    },
    {
        "ggandor/leap.nvim",
        name = "leap",
        config = function()
            require("leap").add_default_mappings()
            require("leap").add_repeat_mappings(';', ',', {
                -- False by default. If set to true, the keys will work like the
                -- native semicolon/comma, i.e., forward/backward is understood in
                -- relation to the last motion.
                relative_directions = true,
                -- By default, all modes are included.
                modes = { 'n', 'x', 'o' },
            })
        end,
    },
    {
        "kylechui/nvim-surround",
        config = function()
            require("nvim-surround").setup({})
        end
    },
    {
        "folke/todo-comments.nvim",
        event = "BufRead",
        config = function()
            require("todo-comments").setup()
        end,
    },
    {
        "gbprod/substitute.nvim",
        config = function()
            require("substitute").setup()
        end,
    },
    {
        "windwp/nvim-spectre",
        event = "BufRead",
        config = function()
            require("spectre").setup()
        end,
    },
    {
        "sindrets/diffview.nvim",
        event = "BufRead",
    },
    {
        "gelguy/wilder.nvim",
        config = function()
            require("wilder").setup {
                modes = {
                    "/",
                    "?",
                    ":"
                },
            }
        end,
    },
    {
        "folke/persistence.nvim",
        event = "BufReadPre", -- this will only start session saving when an actual file was opened
        lazy = "true",
        config = function()
            require("persistence").setup {
                dir = vim.fn.expand(vim.fn.stdpath "config" .. "/session/"),
                options = { "buffers", "curdir", "tabpages", "winsize" },
            }
        end,
    },
    {
        "folke/trouble.nvim"
    },
    {
        "ray-x/lsp_signature.nvim",
        config = function()
            require("lsp_signature").setup()
        end
    },
    {
        "f-person/git-blame.nvim",
        event = "BufRead",
        config = function()
            vim.cmd "highlight default link gitblame SpecialComment"
            require("gitblame").setup { enabled = false }
        end,
    },
}

-- Clear search highlighting with <Esc>
lvim.keys.normal_mode["<Esc>"] = ":noh<CR><Esc>"

-- Have j and k navigate visual lines rather than logical ones
lvim.keys.normal_mode["j"] = "gj"
lvim.keys.normal_mode["k"] = "gk"

-- Navigate telescope with Ctrl jk
local telescope_actions = require("telescope.actions")
lvim.builtin.telescope.defaults.mappings.i["<C-j>"] = telescope_actions.move_selection_next

lvim.builtin.telescope.defaults.mappings.i["<C-k>"] = telescope_actions.move_selection_previous

-- Substitute with register with gr
lvim.lsp.buffer_mappings.normal_mode["gr"] = { require("substitute").operator, "Substitute with register" }
-- this isnt working so lets try it like this
lvim.keys.normal_mode["gr"] = ":lua require('substitute').operator()<CR>"


-- Go to reference with Space + l + R
lvim.builtin.which_key.mappings["l"]["R"] = { "<cmd>lua require('telescope.builtin').lsp_references()<cr>", "References" }
-- Also with gR
lvim.keys.normal_mode["gR"] = "<cmd>lua require('telescope.builtin').lsp_references()<cr>"

-- vim.api.nvim_set_keymap('n', 'gcc', '<CMD>lua require("Comment.api").toggle.linewise.current()<CR>', { noremap = true, silent = true })

-- Do the normal non telescope version of this
-- lvim.keys.normal_mode["gR"] = "<cmd>lua vim.lsp.buf.references()<cr>"

-- Open Telescope with Space + t
lvim.keys.normal_mode["<leader>t"] = ":Telescope<CR>"

-- Session management
lvim.builtin.which_key.mappings["S"] = {
    name = "Session",
    c = { "<cmd>lua require('persistence').load()<cr>", "Restore last session for current dir" },
    l = { "<cmd>lua require('persistence').load({ last = true })<cr>", "Restore last session" },
    Q = { "<cmd>lua require('persistence').stop()<cr>", "Quit without saving session" },
}

-- Toggle Trouble with Space + D
lvim.builtin.which_key.mappings["D"] = { "<cmd>Trouble diagnostics<cr>", "Trouble" }

-- Toggle undotree with Space + U
lvim.builtin.which_key.mappings["U"] = { "<cmd>UndotreeToggle<cr>", "Undo Tree" }

-- Open Spectre with Space + F
lvim.builtin.which_key.mappings["F"] = { "<cmd>Spectre<cr>", "Spectre" }

-- Function to toggle LSP signs
local zen_mode_active = false

function ToggleZenMode()
    if zen_mode_active then
        -- Re-enable LSP signs
        vim.diagnostic.config({ virtual_text = true, signs = true })
        zen_mode_active = false
        print("Zen Mode disabled")
    else
        -- Disable LSP signs
        vim.diagnostic.config({ virtual_text = false, signs = false })
        zen_mode_active = true
        print("Zen Mode enabled")
    end
end

-- Keybinding for Zen Mode
lvim.keys.normal_mode["<leader>z"] = ":lua ToggleZenMode()<CR>"

-- Keybinding for moving to the start and end of the line
lvim.keys.normal_mode["H"] = "^"
lvim.keys.normal_mode["L"] = "g_"