dotfiles/.config/nvim/lua/plugins/core.lua

-- every spec file under config.plugins will be loaded automatically by lazy.nvim
--
-- In your plugin files, you can:
-- * add extra plugins
-- * disable/enabled LazyVim plugins
-- * override the configuration of LazyVim plugins
return {
  -- add gruvbox
  { "ellisonleao/gruvbox.nvim" },

  -- Configure LazyVim to load gruvbox
  {
    "LazyVim/LazyVim",
    opts = {
      colorscheme = "gruvbox",
    },
  },

  -- change trouble config
  {
    "folke/trouble.nvim",
    -- opts will be merged with the parent spec
    opts = { use_diagnostic_signs = true },
  },

  -- add symbols-outline
  {
    "simrat39/symbols-outline.nvim",
    cmd = "SymbolsOutline",
    keys = { { "<leader>cs", "<cmd>SymbolsOutline<cr>", desc = "Symbols Outline" } },
    config = true,
  },

  -- override nvim-cmp and add cmp-emoji
  {
    "hrsh7th/nvim-cmp",
    dependencies = { "hrsh7th/cmp-emoji" },
    ---@param opts cmp.ConfigSchema
    opts = function(_, opts)
      local cmp = require("cmp")
      opts.sources = cmp.config.sources(vim.list_extend(opts.sources, { { name = "emoji" } }))
    end,
  },

  -- for typescript, LazyVim also includes extra specs to properly setup lspconfig,
  -- treesitter, mason and typescript.nvim. So instead of the above, you can use:
  { import = "lazyvim.plugins.extras.lang.typescript" },

  -- the opts function can also be used to change the default opts:
  {
    "nvim-lualine/lualine.nvim",
    event = "VeryLazy",
    opts = function(_, opts)
      table.insert(opts.sections.lualine_x, "😄")
    end,
  },

  -- add jsonls and schemastore ans setup treesitter for json, json5 and jsonc
  { import = "lazyvim.plugins.extras.lang.json" },

  -- add any tools you want to have installed below
  {
    "williamboman/mason.nvim",
    opts = {
      ensure_installed = {
        "stylua",
        "shellcheck",
        "shfmt",
        "flake8",
        "elixir-ls",
        "rustfmt",
        "rust-analyzer",
      },
    },
  },

  -- Use <tab> for completion and snippets (supertab)
  -- first: disable default <tab> and <s-tab> behavior in LuaSnip
  {
    "L3MON4D3/LuaSnip",
    keys = function()
      return {}
    end,
  },
  -- then: setup supertab in cmp
  {
    "hrsh7th/nvim-cmp",
    dependencies = {
      "hrsh7th/cmp-emoji",
    },
    ---@param opts cmp.ConfigSchema
    opts = function(_, opts)
      local has_words_before = function()
        unpack = unpack or table.unpack
        local line, col = unpack(vim.api.nvim_win_get_cursor(0))
        return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match("%s") == nil
      end

      local luasnip = require("luasnip")
      local cmp = require("cmp")

      opts.mapping = vim.tbl_extend("force", opts.mapping, {
        ["<Tab>"] = cmp.mapping(function(fallback)
          if cmp.visible() then
            cmp.select_next_item()
            -- You could replace the expand_or_jumpable() calls with expand_or_locally_jumpable()
            -- they way you will only jump inside the snippet region
          elseif luasnip.expand_or_jumpable() then
            luasnip.expand_or_jump()
          elseif has_words_before() then
            cmp.complete()
          else
            fallback()
          end
        end, { "i", "s" }),
        ["<S-Tab>"] = cmp.mapping(function(fallback)
          if cmp.visible() then
            cmp.select_prev_item()
          elseif luasnip.jumpable(-1) then
            luasnip.jump(-1)
          else
            fallback()
          end
        end, { "i", "s" }),
      })
    end,
  },
}