vim.opt.termguicolors = true
vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1

require('auto-commands')
require('mappings')
require('lazy-config')
require('treesitter-config')
require('treesitter-textobjects-config')
require('noice-config')
require('plugin-mappings')
require('gopls')
-- require('code-completion')
require('commands')
require('lsp-config')
require('theme-config')

-- General
vim.opt.number = true
vim.opt.relativenumber = true
vim.opt.tabstop = 4
vim.opt.shiftwidth = 4
vim.opt.expandtab = true

-- Listchars
---@diagnostic disable-next-line: missing-fields
vim.opt.listchars = {
    space = '⋅',
    eol = '↴',
    tab = '▸ ',
    trail = '·',
    extends = '❯',
    precedes = '❮',
    nbsp = '␣',
}
vim.opt.list = true

-- Undo settings
vim.opt.undofile = true -- Save undo history to file
vim.opt.undolevels = 1000

-- LSP
-- Make room for signs in the gutter
vim.opt.signcolumn = "yes"

-- Disable case sensitivity
vim.opt.ignorecase = true

vim.opt.foldlevel = 99

vim.opt.hlsearch = true
vim.opt.cursorline = true
vim.opt.splitbelow = true

-- Enable spell checking
vim.opt.spell = true

-- Check if running in SSH
if vim.fn.has('unix') == 1 then
    if os.getenv('SSH_CLIENT') and os.getenv('TERM_PROGRAM') == 'iTerm.app' then
        -- iterm2 does not support OSC 52 pasting, it can only copy
        -- it takes over 10-20 seconds to copy to the clipboard if we leave it enabled
        -- NOTE: System clipboard is "+, copy with keystrokes "+y

        ---@diagnostic disable-next-line: lowercase-global
        function no_paste(reg)
            return function(lines)
                -- Do nothing! We can't paste with OSC52 with iterm2
            end
        end

        vim.g.clipboard = {
            name = "OSC 52",
            copy = {
                ["+"] = require("vim.ui.clipboard.osc52").copy("+"),
                ["*"] = require("vim.ui.clipboard.osc52").copy("*"),
            },
            paste = {
                ["+"] = no_paste("+"), -- Pasting disabled
                ["*"] = no_paste("*"), -- Pasting disabled
            }
        }
    elseif os.getenv('SSH_CLIENT') then
        -- SSH into a Linux machine
        vim.g.clipboard = {
            name = "xterm-256color",
            copy = {
                ["+"] = require("vim.ui.clipboard.osc52").copy("+"),
                ["*"] = require("vim.ui.clipboard.osc52").copy("*"),
            },
            paste = {
                ["+"] = require("vim.ui.clipboard.osc52").paste("+"),
                ["*"] = require("vim.ui.clipboard.osc52").paste("*"),
            }
        }
    end
end

-- GUI operations
if vim.fn.has('gui_running') == 1 then
    vim.opt.guifont = "JetBrainsMono Nerd Font:h12"

    -- Clipboard mappings
    vim.api.nvim_set_keymap('n', '<C-c>', '"+y', { noremap = true })
    vim.api.nvim_set_keymap('v', '<C-c>', '"+y', { noremap = true })
    vim.api.nvim_set_keymap('n', '<C-x>', '"+x', { noremap = true })
    vim.api.nvim_set_keymap('v', '<C-x>', '"+x', { noremap = true })
    vim.api.nvim_set_keymap('n', '<C-v>', '"+p', { noremap = true })
    vim.api.nvim_set_keymap('v', '<C-v>', '"+p', { noremap = true })

    -- MacOS CMD+V support
    vim.api.nvim_set_keymap('n', '<D-v>', '"+p', { noremap = true })
    vim.api.nvim_set_keymap('v', '<D-v>', '"+p', { noremap = true })
    vim.api.nvim_set_keymap('n', '<D-c>', '"+y', { noremap = true })
    vim.api.nvim_set_keymap('v', '<D-c>', '"+y', { noremap = true })
    vim.api.nvim_set_keymap('n', '<D-x>', '"+x', { noremap = true })
    vim.api.nvim_set_keymap('v', '<D-x>', '"+x', { noremap = true })
end