vim.g.mapleader = " "
vim.keymap.set("n", "<leader>pv", vim.cmd.Ex)
vim.keymap.set("n", "<C-n>", ":Neotree right filesystem toggle<CR>")

vim.keymap.set("v", "J", ":m '>+1<CR>gv=gv")
vim.keymap.set("v", "K", ":m '<-2<CR>gv=gv")

vim.keymap.set("n", "J", "mzJ`z")
vim.keymap.set("n", "<C-]>", "<C-d>zz")
vim.keymap.set("n", "<C-[>", "<C-u>zz")
vim.keymap.set("n", "<C-}>", "<C-}>zz")
vim.keymap.set("n", "<C-{>", "<C-{>zz")
vim.keymap.set("n", "n", "nzzzv")
vim.keymap.set("n", "N", "Nzzzv")
vim.keymap.set("n", "<tab>", "<nop>")
vim.keymap.set("n", "<A-m>", "<C-6>")

-- terminal remaps
vim.keymap.set("t", "<Esc>", "<C-\\><C-n>", { noremap = true, silent = true })
-- vim.keymap.set("n", "<leader>;", ":vsplit term://left<CR><A-Right><CR>", { noremap = true, silent = true })

local term_buf = nil

function toggleTerminal()
  -- If we already have a terminal buffer and it's hidden, reopen it
  if term_buf and vim.api.nvim_buf_is_valid(term_buf) then
    -- If the terminal is open in the current window, hide it
    if vim.api.nvim_get_current_buf() == term_buf then
      vim.cmd("close")
    else
      -- Otherwise, open the terminal buffer in a split at the bottom
      vim.cmd("belowright split | resize " .. math.floor(vim.o.lines * 0.25))
      vim.api.nvim_set_current_buf(term_buf)
      vim.cmd("startinsert")
    end
  else
    -- If no terminal buffer exists, create a new one
    vim.cmd("belowright split | resize " .. math.floor(vim.o.lines * 0.25))
    vim.cmd("terminal")
    vim.cmd("startinsert")
    term_buf = vim.api.nvim_get_current_buf()  -- Store the terminal buffer ID
  end -- Check if the current buffer is a terminal
end

vim.keymap.set("n", "<C-o>", toggleTerminal, { noremap = true, silent = true })
vim.keymap.set("v", "<C-o>", toggleTerminal, { noremap = true, silent = true })
vim.keymap.set("i", "<C-o>", toggleTerminal, { noremap = true, silent = true })
vim.keymap.set("t", "<C-o>", toggleTerminal, { noremap = true, silent = true })

-- Terminal mode mappings (Alt + hjkl and Alt + Arrow Keys)
vim.api.nvim_set_keymap('t', '<A-h>', '<C-\\><C-N><C-w>h', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<A-j>', '<C-\\><C-N><C-w>j', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<A-k>', '<C-\\><C-N><C-w>k', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<A-l>', '<C-\\><C-N><C-w>l', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<A-Left>', '<C-\\><C-N><C-w>h', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<A-Down>', '<C-\\><C-N><C-w>j', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<A-Up>', '<C-\\><C-N><C-w>k', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<A-Right>', '<C-\\><C-N><C-w>l', { noremap = true, silent = true })

-- Insert mode mappings (Alt + hjkl and Alt + Arrow Keys)
vim.api.nvim_set_keymap('i', '<A-h>', '<C-\\><C-N><C-w>h', { noremap = true, silent = true })
vim.api.nvim_set_keymap('i', '<A-j>', '<C-\\><C-N><C-w>j', { noremap = true, silent = true })
vim.api.nvim_set_keymap('i', '<A-k>', '<C-\\><C-N><C-w>k', { noremap = true, silent = true })
vim.api.nvim_set_keymap('i', '<A-l>', '<C-\\><C-N><C-w>l', { noremap = true, silent = true })
vim.api.nvim_set_keymap('i', '<A-Left>', '<C-\\><C-N><C-w>h', { noremap = true, silent = true })
vim.api.nvim_set_keymap('i', '<A-Down>', '<C-\\><C-N><C-w>j', { noremap = true, silent = true })
vim.api.nvim_set_keymap('i', '<A-Up>', '<C-\\><C-N><C-w>k', { noremap = true, silent = true })
vim.api.nvim_set_keymap('i', '<A-Right>', '<C-\\><C-N><C-w>l', { noremap = true, silent = true })

-- Normal mode mappings (Alt + hjkl and Alt + Arrow Keys)
vim.api.nvim_set_keymap('n', '<A-h>', '<C-w>h', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<A-j>', '<C-w>j', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<A-k>', '<C-w>k', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<A-l>', '<C-w>l', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<A-Left>', '<C-w>h', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<A-Down>', '<C-w>j', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<A-Up>', '<C-w>k', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<A-Right>', '<C-w>l', { noremap = true, silent = true })

-- Resize splits with Ctrl+Shift+h/j/k/l
vim.api.nvim_set_keymap('n', '<S-Left>', ':vertical resize +2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<S-Down>', ':resize -2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<S-Up>', ':resize +2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('n', '<S-Right>', ':vertical resize -2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<S-Left>', '<C-\\><C-O>:vertical resize +2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<S-Down>', '<C-\\><C-O>:horizontal resize -2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<S-Up>', '<C-\\><C-O>:resize +2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('t', '<S-Right>', '<C-\\><C-O>:vertical resize -2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('v', '<S-Left>', ':vertical resize +2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('v', '<S-Down>', ':resize -2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('v', '<S-Up>', ':resize +2<CR>', { noremap = true, silent = true })
vim.api.nvim_set_keymap('v', '<S-Right>', ':vertical resize -2<CR>', { noremap = true, silent = true })
-- swap between windows
vim.keymap.set("n", ";", "<C-w>w")
vim.keymap.set("v", ";", "<C-w>w")
vim.api.nvim_set_keymap("t", "<A-m>", "<C-\\><C-O><C-w>w", { noremap = true, silent = true })

-- greatest remap ever
vim.keymap.set("x", "<leader>p", [["_dP]])

-- next greatest remap ever : asbjornHaland
vim.keymap.set({"n", "v"}, "<leader>y", [["+y]])
vim.keymap.set("n", "<leader>Y", [["+Y]])

vim.keymap.set({"n", "v"}, "<leader>d", [["_d]])

-- This is going to get me cancelled
vim.keymap.set("i", "<C-c>", "<Esc>")

vim.keymap.set("n", "Q", "<nop>")
vim.keymap.set("n", "<leader>f", vim.lsp.buf.format)

vim.keymap.set("n", "<A-k>", "<cmd>cnext<CR>zz")
vim.keymap.set("n", "<A-j>", "<cmd>cprev<CR>zz")
vim.keymap.set("n", "<leader>k", "<cmd>lnext<CR>zz")
vim.keymap.set("n", "<leader>j", "<cmd>lprev<CR>zz")

vim.keymap.set("n", "<leader>s", [[:%s/\<<C-r><C-w>\>/<C-r><C-w>/gI<Left><Left><Left>]])

vim.keymap.set("n", "<leader>so", function()
    vim.cmd("so")
end)

-- Function to get config directory based on OS
local function get_config_dir()
    if vim.fn.has('win32') == 1 then
        return vim.fn.stdpath('config')
    else
        return '~/.config/nvim'
    end
end

-- Create the mapping
vim.keymap.set('n', '<leader>cd', function()
    -- Get the config directory
    local config_dir = get_config_dir()
    
    -- Change to the config directory
    vim.cmd('cd ' .. config_dir)
    
    -- Open file explorer in the config directory
    vim.cmd('Ex ' .. config_dir)
end, { desc = 'Jump to Neovim config directory' })

vim.g.is_maximized = false
vim.g.original_height = 0
vim.g.original_width = 0

function ToggleZen()
  if vim.g.is_maximized then
    -- Restore original size
    if vim.g.original_height > 0 then vim.cmd('resize ' .. vim.g.original_height) end
    if vim.g.original_width > 0 then vim.cmd('vertical resize ' .. vim.g.original_width) end
    vim.g.is_maximized = false
  else
    -- Save current dimensions
    vim.g.original_height = vim.fn.winheight(0)
    vim.g.original_width = vim.fn.winwidth(0)
    
    -- Check if the buffer is a terminal
    if vim.bo.buftype == "terminal" then
      -- Maximize height only
      vim.cmd('resize')
    else
      -- Maximize both height and width
      vim.cmd('resize')
      vim.cmd('vertical resize')
    end
    
    vim.g.is_maximized = true
  end
end

vim.keymap.set('n', '<A-z>', ToggleZen, { desc = 'Zen Mode' })
vim.keymap.set('v', '<A-z>', ToggleZen, { desc = 'Zen Mode' })
vim.keymap.set('i', '<A-z>', ToggleZen, { desc = 'Zen Mode' })
vim.keymap.set('t', '<A-z>', ToggleZen, { desc = 'Zen Mode' })