dotfiles/config/linux-dev/nvim/lua/custom/navigation.lua

259 lines
7.6 KiB
Lua

-- Minimal fuzzy finder + content search for Neovim 0.11+
-- Optional: `fdfind` or `fd` for file listing, `rg` for text search
local Fuzzy = {}
--------------------------------------------------------------------
-- 🧩 Helpers
--------------------------------------------------------------------
-- Collect all files (try fdfind/fd first, then globpath)
local function get_file_list()
local handle = io.popen('fdfind --type f 2>/dev/null || fd --type f 2>/dev/null')
if handle then
local result = handle:read('*a')
handle:close()
if result and result ~= '' then
return vim.split(result, '\n', { trimempty = true })
end
end
return vim.fn.globpath('.', '**/*', false, true)
end
-- Create the input/results floating windows
local function open_float(prompt)
local input_buf = vim.api.nvim_create_buf(false, true)
local result_buf = vim.api.nvim_create_buf(false, true)
-- mark both buffers as scratch/unlisted
for _, b in ipairs({ input_buf, result_buf }) do
vim.bo[b].bufhidden = 'wipe'
vim.bo[b].buflisted = false
vim.bo[b].swapfile = false
end
vim.bo[input_buf].buftype = 'prompt'
vim.bo[result_buf].buftype = 'nofile'
local width = math.floor(vim.o.columns * 0.7)
local height = 20
local row = math.floor((vim.o.lines - height) / 2)
local col = math.floor((vim.o.columns - width) / 2)
local input_win = vim.api.nvim_open_win(input_buf, true, {
relative = 'editor',
row = row,
col = col,
width = width,
height = 1,
style = 'minimal',
border = 'rounded',
})
vim.fn.prompt_setprompt(input_buf, prompt)
local result_win = vim.api.nvim_open_win(result_buf, false, {
relative = 'editor',
row = row + 2,
col = col,
width = width,
height = height - 2,
style = 'minimal',
border = 'single',
})
return input_buf, result_buf, input_win, result_win
end
--------------------------------------------------------------------
-- 🔵 Highlight current selection (using extmark, not deprecated API)
--------------------------------------------------------------------
function Fuzzy:highlight_selection()
if not self.result_buf then
return
end
if not self.ns_id then
self.ns_id = vim.api.nvim_create_namespace('FuzzyHighlight')
end
vim.api.nvim_buf_clear_namespace(self.result_buf, self.ns_id, 0, -1)
if self.matches and self.matches[self.cursor] then
vim.api.nvim_buf_set_extmark(self.result_buf, self.ns_id, self.cursor - 1, 0, {
end_line = self.cursor,
hl_group = 'Visual',
hl_eol = true,
})
end
end
--------------------------------------------------------------------
-- 🔴 Close all floating windows
--------------------------------------------------------------------
function Fuzzy.close()
local wins = { Fuzzy.input_win, Fuzzy.result_win }
for _, win in ipairs(wins) do
if win and vim.api.nvim_win_is_valid(win) then
vim.api.nvim_win_close(win, true)
end
end
Fuzzy.active = false
end
--------------------------------------------------------------------
-- 🟢 Fuzzy file finder (using fd or globpath)
--------------------------------------------------------------------
function Fuzzy.open()
if Fuzzy.active then
Fuzzy.close()
end
Fuzzy.active = true
Fuzzy.files = get_file_list()
Fuzzy.matches = Fuzzy.files
Fuzzy.cursor = 1
Fuzzy.input_buf, Fuzzy.result_buf, Fuzzy.input_win, Fuzzy.result_win = open_float('Search: ')
local function update_results(text)
if text == '' then
Fuzzy.matches = Fuzzy.files
else
Fuzzy.matches = vim.fn.matchfuzzy(Fuzzy.files, text)
end
if #Fuzzy.matches == 0 then
vim.api.nvim_buf_set_lines(Fuzzy.result_buf, 0, -1, false, { '-- no matches --' })
Fuzzy.cursor = 1
return
end
local display = {}
for i = 1, math.min(#Fuzzy.matches, 50) do
display[#display + 1] = Fuzzy.matches[i]
end
vim.api.nvim_buf_set_lines(Fuzzy.result_buf, 0, -1, false, display)
Fuzzy.cursor = 1
Fuzzy:highlight_selection()
end
vim.api.nvim_create_autocmd({ 'TextChangedI', 'TextChangedP' }, {
buffer = Fuzzy.input_buf,
callback = function()
local text = vim.fn.getline('.'):gsub('^Search:%s*', '')
update_results(text)
end,
})
vim.keymap.set('i', '<C-n>', function()
Fuzzy.cursor = math.min(Fuzzy.cursor + 1, #Fuzzy.matches)
Fuzzy:highlight_selection()
end, { buffer = Fuzzy.input_buf })
vim.keymap.set('i', '<C-p>', function()
Fuzzy.cursor = math.max(Fuzzy.cursor - 1, 1)
Fuzzy:highlight_selection()
end, { buffer = Fuzzy.input_buf })
vim.keymap.set('i', '<CR>', function()
local choice = Fuzzy.matches[Fuzzy.cursor]
if choice then
Fuzzy.close()
vim.cmd.edit(vim.fn.fnameescape(choice))
end
end, { buffer = Fuzzy.input_buf })
vim.keymap.set('i', '<Esc>', function()
Fuzzy.close()
end, { buffer = Fuzzy.input_buf })
vim.cmd.startinsert()
end
--------------------------------------------------------------------
-- 🟣 Ripgrep-based content search
--------------------------------------------------------------------
function Fuzzy.open_grep()
if Fuzzy.active then
Fuzzy.close()
end
Fuzzy.active = true
Fuzzy.input_buf, Fuzzy.result_buf, Fuzzy.input_win, Fuzzy.result_win = open_float('Grep: ')
Fuzzy.matches = {}
Fuzzy.cursor = 1
local function run_grep(query)
if query == '' then
vim.api.nvim_buf_set_lines(Fuzzy.result_buf, 0, -1, false, { '-- type to search --' })
return
end
local handle = io.popen('rg --vimgrep --hidden --smart-case ' .. vim.fn.shellescape(query))
if not handle then
return
end
local result = handle:read('*a')
handle:close()
Fuzzy.matches = vim.split(result, '\n', { trimempty = true })
if #Fuzzy.matches == 0 then
vim.api.nvim_buf_set_lines(Fuzzy.result_buf, 0, -1, false, { '-- no matches --' })
return
end
local display = {}
for i = 1, math.min(#Fuzzy.matches, 50) do
display[#display + 1] = Fuzzy.matches[i]
end
vim.api.nvim_buf_set_lines(Fuzzy.result_buf, 0, -1, false, display)
Fuzzy.cursor = 1
Fuzzy:highlight_selection()
end
vim.api.nvim_create_autocmd({ 'TextChangedI', 'TextChangedP' }, {
buffer = Fuzzy.input_buf,
callback = function()
local text = vim.fn.getline('.'):gsub('^Grep:%s*', '')
run_grep(text)
end,
})
vim.keymap.set('i', '<C-n>', function()
Fuzzy.cursor = math.min(Fuzzy.cursor + 1, #Fuzzy.matches)
Fuzzy:highlight_selection()
end, { buffer = Fuzzy.input_buf })
vim.keymap.set('i', '<C-p>', function()
Fuzzy.cursor = math.max(Fuzzy.cursor - 1, 1)
Fuzzy:highlight_selection()
end, { buffer = Fuzzy.input_buf })
vim.keymap.set('i', '<CR>', function()
local line = Fuzzy.matches[Fuzzy.cursor]
if line then
local parts = vim.split(line, ':')
local file, lnum = parts[1], tonumber(parts[2]) or 1
Fuzzy.close()
vim.cmd.edit(vim.fn.fnameescape(file))
vim.api.nvim_win_set_cursor(0, { lnum, 0 })
end
end, { buffer = Fuzzy.input_buf })
vim.keymap.set('i', '<Esc>', function()
Fuzzy.close()
end, { buffer = Fuzzy.input_buf })
vim.cmd.startinsert()
end
--------------------------------------------------------------------
-- 🧩 Commands & Keymaps
--------------------------------------------------------------------
vim.api.nvim_create_user_command('FuzzyLive', function()
Fuzzy.open()
end, {})
vim.api.nvim_create_user_command('FuzzyGrep', function()
Fuzzy.open_grep()
end, {})
vim.keymap.set('n', '<leader>f', function()
vim.cmd.FuzzyLive()
end, { desc = 'Open fuzzy file finder' })
vim.keymap.set('n', '<leader>g', function()
vim.cmd.FuzzyGrep()
end, { desc = 'Search file contents with ripgrep' })
return Fuzzy