-- Bootstrap lazy.nvim if it's not installed
local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
if not vim.loop.fs_stat(lazypath) then
  vim.fn.system({
    "git", "clone", "--filter=blob:none",
    "https://github.com/folke/lazy.nvim", lazypath,
  })
end
vim.opt.rtp:prepend(lazypath)

-- Plugin setup using lazy.nvim
require("lazy").setup({

  {
    "voldikss/vim-floaterm",
    lazy = false,
  },
  {
    "preservim/nerdtree",
    lazy = false,
  },
  {
    "junegunn/vim-easy-align",
    lazy = false,
  },


  {'akinsho/toggleterm.nvim', version = "*", config = true},

  {
    "folke/tokyonight.nvim",
    lazy = false, -- load immediately
    priority = 1000, -- make sure it loads first
    config = function()
      require("tokyonight").setup({
        style = "night",
        transparent = true,
      })
      vim.cmd("colorscheme tokyonight")
    end
  },

  {
    "neovim/nvim-lspconfig",
    config = function()
      -- Basic on_attach function for keybindings
      local on_attach = function(_, bufnr)
        local opts = { noremap = true, silent = true, buffer = bufnr }
        local keymap = vim.keymap.set
  
        keymap("n", "gd", vim.lsp.buf.definition, opts)
        keymap("n", "K", vim.lsp.buf.hover, opts)
        keymap("n", "<leader>rn", vim.lsp.buf.rename, opts)
        keymap("n", "<leader>ca", vim.lsp.buf.code_action, opts)
        keymap("n", "gr", vim.lsp.buf.references, opts)
      end
  
      -- Basic LSP servers setup
      local lspconfig = require("lspconfig")
  
      -- Example: Python (pyright)
      lspconfig.pyright.setup {
        on_attach = on_attach,
      }
  
      -- Example: TypeScript/JavaScript (tsserver)
      lspconfig.ts_ls.setup {
        on_attach = on_attach,
      }
  
      -- Example: Lua (for Neovim config dev)
      lspconfig.lua_ls.setup {
        on_attach = on_attach,
        settings = {
          Lua = {
            diagnostics = {
              globals = { "vim" },
            },
          },
        },
      }
      
      lspconfig.dockerls.setup {
        on_attach = on_attach,
      }
      
      lspconfig.terraformls.setup {
        on_attach = on_attach,
      }

      lspconfig.phpactor.setup {
        on_attach = on_attach,
        cmd = { "phpactor", "language-server" },
        filetypes = { "php" },
        root_dir = lspconfig.util.root_pattern("composer.json", ".git"),
      }

    end
  },

  {
    "hrsh7th/nvim-cmp",
    dependencies = {
      "hrsh7th/cmp-nvim-lsp",
      "hrsh7th/cmp-buffer",
      "hrsh7th/cmp-path",
      "L3MON4D3/LuaSnip",           -- snippet engine
      "saadparwaiz1/cmp_luasnip",   -- snippet completions
    },
    config = function()
      local cmp = require("cmp")
      local luasnip = require("luasnip")
  
      cmp.setup({
        snippet = {
          expand = function(args)
            luasnip.lsp_expand(args.body)
          end,
        },
        mapping = {
          -- Confirm selection (only if one is explicitly selected)
          ['<CR>'] = cmp.mapping(function(fallback)
            if cmp.visible() and cmp.get_selected_entry() then
              cmp.confirm({ behavior = cmp.ConfirmBehavior.Replace, select = false })
            else
              fallback()
            end
          end, { 'i', 's' }),

          -- Navigate the menu
          ['<Tab>'] = cmp.mapping(function(fallback)
            if cmp.visible() then
              cmp.select_next_item()
            else
              fallback()
            end
          end, { 'i', 's' }),

          ['<S-Tab>'] = cmp.mapping(function(fallback)
            if cmp.visible() then
              cmp.select_prev_item()
            else
              fallback()
            end
          end, { 'i', 's' }),
        },
        -- Avoid auto-selecting the first item
        completion = {
          completeopt = 'menu,menuone,noinsert',
        },
        sources = cmp.config.sources({
          { name = "nvim_lsp" },
          { name = "luasnip" },
          { name = "buffer" },
          { name = "path" },
        }),
      })
    end
  },

  {
    "williamboman/mason.nvim",
    config = true
  },
  {
    "williamboman/mason-lspconfig.nvim",
    dependencies = { "mason.nvim", "neovim/nvim-lspconfig" },
    config = function()
      require("mason").setup()
      require("mason-lspconfig").setup({
        ensure_installed = {
          "lua_ls",
          "pyright",
          "tsserver",
          "dockerls",
          "terraformls",
          "phpactor",
        },
	automatic_installation = true,
      })
    end,
  },

  {
    'lewis6991/gitsigns.nvim',
    config = function()
      require('gitsigns').setup({
        current_line_blame = true,
        current_line_blame_opts = {
  	delay = 300,
  	virt_text_pos = 'eol', -- 'eol' | 'overlay' | 'right_align'
        },
        current_line_blame_formatter = '<author>, <author_time:%Y-%m-%d> - <summary>',
      })
    end,
  }


})

-- Set <leader> key
vim.g.mapleader = " "

-- Floaterm appearance (optional)
vim.g.floaterm_width = 0.9
vim.g.floaterm_height = 0.85
vim.g.floaterm_borderchars = '─│─│╭╮╯╰'

-- <leader>g: open Floaterm running lazygit
vim.keymap.set("n", "<leader>g", function()
  vim.cmd("FloatermNew --name=lazygit --autoclose=2 lazygit")
end, { noremap = true, silent = true })

-- <C-t>: toggle NERDTree in current window
vim.keymap.set("n", "<C-t>", ":NERDTreeToggle<CR>", { noremap = true, silent = true })

-- EasyAlign key mappings
vim.keymap.set("x", "<leader>ga", ":EasyAlign<CR>", { noremap = true, silent = true })
vim.keymap.set("n", "ga", "<Plug>(EasyAlign)")

require("toggleterm").setup {
  open_mapping = [[<C-\>]],
  direction = "horizontal", -- or "float" or "vertical"
  start_in_insert = true,
  insert_mappings = true,
  terminal_mappings = true,
  close_on_exit = true,
  shell = vim.o.shell -- use your default shell
}

-- Set 2 spaces and no tabs for Terraform files
vim.api.nvim_create_autocmd("FileType", {
  pattern = "terraform",
  callback = function()
    vim.bo.expandtab = true   -- use spaces instead of tabs
    vim.bo.shiftwidth = 2     -- size of an indent
    vim.bo.softtabstop = 2    -- number of spaces per <Tab>
  end,
})

vim.opt.clipboard = "unnamedplus"
vim.opt.termguicolors = true
vim.opt.signcolumn = "yes"


vim.opt.number = true            -- Enable absolute line numbers
vim.opt.relativenumber = false  -- Disable relative line numbers
vim.opt.colorcolumn = "80"