-- prevent cursor override
-- vim.cmd('set guicursor=')
vim.opt.guicursor = ""
vim.cmd('let g:do_filetype_lua=1')

-- basic settings
vim.cmd('filetype plugin indent on')
vim.cmd('set ts=4 sts=4 sw=4 expandtab')

-- clipboard
vim.cmd('set clipboard+=unnamedplus')

-- hybrid numbering
vim.opt.relativenumber = true
vim.opt.number = true
vim.opt.cursorline = true

vim.opt.compatible = false

-- ignores search case unless capital is used
vim.opt.smartcase = true
vim.opt.hlsearch = true

-- timeouts
vim.opt.ttimeout = true
vim.opt.ttimeoutlen = 100
vim.o.updatetime = 250

-- nvim tree basics

vim.g.loaded_netrw = 1
vim.g.loaded_netrwPlugin = 1

-- vimwiki changes
vim.cmd([[
    let g:vimwiki_list = [{'path': '~/vimwiki/',
                    \ 'syntax': 'markdown', 'ext':'.md'}]
]])

-- go file settings
vim.g.go_hightlight_types = 1
vim.g.go_hightlight_fields = 1
vim.g.go_hightlight_functions = 1
vim.g.go_hightlight_function_calls = 1
vim.g.go_hightlight_operators = 1
vim.g.go_hightlight_extra_types = 1

-- airline settings
if vim.g.airline_symbols == nil then
    vim.g.airline_symbols = vim.empty_dict()
end

vim.g.airline_powerline_fonts = 1
vim.g.airline_symbols.linenr = ''
vim.g.airline_symbols.maxlinenr = ''
vim.g.airline_symbols.dirty = ''

-- vimtex settings
vim.g.vimtex_view_method = 'zathura'
vim.cmd([[
let g:vimtex_quickfix_ignore_filters = [
  \ 'Citation',
  \ 'Font Warning',
  \]
]])

--  sets autocommands for bufenters etc -> NOT DOING pattern should be faster?
-- calcurse -> markdown
-- vim.api.nvim_create_autocmd({"BufRead","BufNewFile"}, {
--     pattern = {"/tmp/calcurse*","~/.local/share/calcurse/notes/*"},
--     command = "set filetype=markdown",
-- })

--  sets fileypes for those that are not auto recognized
--  sway config
vim.filetype.add({
    pattern = {
        ['.*/sway/.*'] = 'swayconfig',
    },
})

-- calcurse notes as markdown
vim.filetype.add({
    pattern = {
        ['/tmp/calcurse.*;.*/calcurse/notes/.*'] = 'markdown',
    },
})

-- markdown settings
vim.opt.conceallevel = 2
vim.g.vim_markdown_folding_disabled = 1
vim.g.vim_markdown_math = 1
vim.g.vim_markdown_strikethrough = 1

-- custom TODO highlighting
-- vim.cmd("syntax on")
vim.cmd("highlight default link MyTodo Todo")
-- vim.cmd([[silent! syntax clear MyTodo]])
--
-- -- Tag keywords anywhere (including comments/strings)
-- vim.cmd([[
-- syntax match MyTodo /\v<(TODO|FIXME|NOTE|HACK|BUG)>/ containedin=ALL
-- highlight default link MyTodo Todo
-- ]])

-- Custom go file template when opening empty file
-- vim.api.nvim_create_autocmd("BufNewFile", {
--   pattern = "*.go",
--   callback = function()
--     -- Only insert if the file is empty
--     if vim.fn.line("$") == 1 and vim.fn.getline(1) == "" then
--       vim.api.nvim_buf_set_lines(0, 0, -1, false, {
--         "package main",
--         "",
--         "func main() {",
--         "\t",
--         "}",
--         "",
--       })
--       vim.api.nvim_win_set_cursor(0, {4, 2}) -- place cursor inside main
--     end
--   end,
-- })
vim.api.nvim_create_autocmd("BufWritePre", {
  pattern = "*.go",
  callback = function()
    -- 1) Organize imports (gopls code action)
    local params = vim.lsp.util.make_range_params()
    params.context = { only = { "source.organizeImports" } }

    local result = vim.lsp.buf_request_sync(0, "textDocument/codeAction", params, 3000)
    for _, res in pairs(result or {}) do
      for _, action in pairs(res.result or {}) do
        if action.edit then
          vim.lsp.util.apply_workspace_edit(action.edit, "utf-8")
        elseif action.command then
          vim.lsp.buf.execute_command(action.command)
        end
      end
    end

    -- 2) Format (gopls formatting)
    vim.lsp.buf.format({ async = false })
  end,
})