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path: root/configs/nvim/init.lua
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-- disable netrw for nvim-tree
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1

vim.opt.shell = "pwsh";

vim.opt.termguicolors = true;
vim.opt.fileformats = "unix,dos";
vim.opt.softtabstop = 4;
vim.opt.shiftwidth = 4;
vim.opt.expandtab = true;
vim.opt.wrap = false;
vim.opt.number = true;

if vim.g.neovide then
    vim.opt.guifont = "FiraCodeNerdFont";
    vim.g.neovide_transparency = 0.95;
    vim.g.neovide_input_ime = false;
    vim.g.neovide_cursor_vfx_mode = "railgun";
end

-- Init lazy.nvim
local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
if not vim.uv.fs_stat(lazypath) then
    vim.fn.system({
        "git",
        "clone",
        "--filter=blob:none",
        "https://github.com/folke/lazy.nvim.git",
        "--branch=stable", -- latest stable release
        lazypath,
    })
end
vim.opt.rtp:prepend(lazypath)

-- Use lazy.nvim
require("lazy").setup("plugins")

-- setup nvim-tree
require("nvim-tree").setup()

-- setup lualine
require('lualine').setup()

-- setup bufferline
require("bufferline").setup {
    options = {
        offsets = {
            {
                filetype = "NvimTree",
                text = "File Explorer",
                highlight = "Directory",
                separator = true
            }
        }
    }
}

-- setup gitsigns
require('gitsigns').setup()

-- setup nvim-cmp
local cmp = require("cmp")

cmp.setup({
    snippet = {
        expand = function(args)
            require("luasnip").lsp_expand(args.body)
        end,
    },
    window = {
    },
    mapping = cmp.mapping.preset.insert({
        ['<C-b>'] = cmp.mapping.scroll_docs(-4),
        ['<C-f>'] = cmp.mapping.scroll_docs(4),
        ['<C-Space>'] = cmp.mapping.complete(),
        ['<C-e>'] = cmp.mapping.abort(),
        ['<CR>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
    }),
    sources = cmp.config.sources({
        { name = 'nvim_lsp' },
        { name = 'luasnip' },
    }, {
        { name = 'buffer' },
    })
})

-- setup lsp
local capabilities = require("cmp_nvim_lsp").default_capabilities()
local lspconfig = require("lspconfig")

-- setup lsp clangd
lspconfig.clangd.setup {
    capabilities = capabilities
}

-- setup lsp lua
require 'lspconfig'.lua_ls.setup {
    on_init = function(client)
        local path = client.workspace_folders[1].name
        if not vim.loop.fs_stat(path .. '/.luarc.json') and not vim.loop.fs_stat(path .. '/.luarc.jsonc') then
            client.config.settings = vim.tbl_deep_extend('force', client.config.settings, {
                Lua = {
                    runtime = {
                        -- Tell the language server which version of Lua you're using
                        -- (most likely LuaJIT in the case of Neovim)
                        version = 'LuaJIT'
                    },
                    -- Make the server aware of Neovim runtime files
                    workspace = {
                        checkThirdParty = false,
                        library = {
                            vim.env.VIMRUNTIME
                            -- "${3rd}/luv/library"
                            -- "${3rd}/busted/library",
                        }
                        -- or pull in all of 'runtimepath'. NOTE: this is a lot slower
                        -- library = vim.api.nvim_get_runtime_file("", true)
                    }
                }
            })

            client.notify("workspace/didChangeConfiguration", { settings = client.config.settings })
        end
        return true
    end
}

-- setup trouble
require("trouble").setup()
require("trouble.providers.telescope")

-- setup keymap for telescope
local builtin = require('telescope.builtin')
vim.keymap.set('n', '<leader>ff', builtin.find_files, {})
vim.keymap.set('n', '<leader>fg', builtin.live_grep, {})
vim.keymap.set('n', '<leader>fb', builtin.buffers, {})
vim.keymap.set('n', '<leader>fh', builtin.help_tags, {})

-- setup keymap for lsp

-- Global mappings.
-- See `:help vim.diagnostic.*` for documentation on any of the below functions
vim.keymap.set('n', '<space>e', vim.diagnostic.open_float)
vim.keymap.set('n', '[d', vim.diagnostic.goto_prev)
vim.keymap.set('n', ']d', vim.diagnostic.goto_next)
vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist)

-- Use LspAttach autocommand to only map the following keys
-- after the language server attaches to the current buffer
vim.api.nvim_create_autocmd('LspAttach', {
    group = vim.api.nvim_create_augroup('UserLspConfig', {}),
    callback = function(ev)
        -- Enable completion triggered by <c-x><c-o>
        vim.bo[ev.buf].omnifunc = 'v:lua.vim.lsp.omnifunc'

        -- Buffer local mappings.
        -- See `:help vim.lsp.*` for documentation on any of the below functions
        local opts = { buffer = ev.buf }
        vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, opts)
        vim.keymap.set('n', 'gd', vim.lsp.buf.definition, opts)
        vim.keymap.set('n', 'K', vim.lsp.buf.hover, opts)
        vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, opts)
        vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, opts)
        vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, opts)
        vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, opts)
        vim.keymap.set('n', '<space>wl', function()
            print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
        end, opts)
        vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, opts)
        vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, opts)
        vim.keymap.set({ 'n', 'v' }, '<space>ca', vim.lsp.buf.code_action, opts)
        vim.keymap.set('n', 'gr', vim.lsp.buf.references, opts)
        vim.keymap.set('n', '<space>f', function()
            vim.lsp.buf.format { async = true }
        end, opts)
    end,
})