-- from: https://sharksforarms.dev/posts/neovim-rust/
-- Set completeopt to have a better completion experience
-- :help completeopt
-- menuone: popup even when there's only one match
-- noinsert: Do not insert text until a selection is made
-- noselect: Do not select, force user to select one from the menu
vim.opt.completeopt = "menuone,noinsert,noselect"

-- Avoid showing extra messages when using completion
vim.opt.shortmess:append('c')

-- extend timeout to allow time for three character shortcuts
vim.opt.timeoutlen = 1400

local bufnr = vim.api.nvim_get_current_buf()
local opts = { buffer = bufnr, noremap = true, silent = true }

-- toggle gundo's display
vim.keymap.set('n', '<F5>', vim.cmd.UndotreeToggle)
-- quickly toggle a left, vsplit for an insanely powerful file explorer
vim.keymap.set('n', '<F8>', vim.cmd.NERDTreeToggle)
vim.keymap.set('n', '<F9>', vim.cmd.NERDTreeFind)
-- use similar key, esc, to exit terminal mode
vim.cmd("tnoremap <C-Space><Esc> <C-\\><C-n>")

-- Code navigation shortcuts
-- from https://github.com/neovim/nvim-lspconfig/blob/master/test/minimal_init.lua#L34
vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, opts)
vim.keymap.set('n', 'gd', vim.lsp.buf.definition, opts)
vim.keymap.set('n', 'K', vim.lsp.buf.hover, opts)
vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, opts)
vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, opts)
-- vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, opts)
-- vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, opts)
vim.keymap.set('n', '<space>wl', function()
  print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
end, opts)
vim.keymap.set('n', '<leader>D', vim.lsp.buf.type_definition, opts)
vim.keymap.set('n', '<leader>rn', vim.lsp.buf.rename, opts)
vim.keymap.set('n', '<leader>gr', vim.lsp.buf.references, opts)
vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float, opts)
vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, opts)
vim.keymap.set('n', ']d', vim.diagnostic.goto_next, opts)
vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist, opts)


vim.keymap.set('n', '<leader>xx', vim.cmd.TroubleToggle, opts)
vim.keymap.set('n', '<leader>xw', function()
  vim.cmd("TroubleToggle workspace_diagnostics")
end, opts)
vim.keymap.set('n', '<leader>xd', function()
  vim.cmd("TroubleToggle workspace_diagnostics")
end, opts)
vim.keymap.set('n', '<leader>xq', function()
  vim.cmd("TroubleToggle quickfix")
end, opts)
vim.keymap.set('n', '<leader>xl', function()
  vim.cmd("TroubleToggle loclist")
end, opts)
-- work with Trouble to view lists of diagnostic warnings/errors

vim.keymap.set('n', '<leader>t', function()
  vim.cmd("e ~/Documents/Wiki/tags.md")
end, opts)
vim.keymap.set('n', '<leader>tr', vim.cmd.VimwikiRebuildTags, opts)
vim.keymap.set('n', '<leader>tg', vim.cmd.VimwikiGenerateTagLinks, opts)

-- TODO translate to lua
--function! VimwikiFindAllIncompleteTasks()
--  lvimgrep /- \[ \]/ *
--  lopen
--endfunction

--nmap <Leader>wa :call VimwikiFindAllIncompleteTasks()<CR>