Neovim quick file switcher
ejri.dev
1---@module 'snacks'
2
3local data = require("javelin.data")
4local log = require("javelin.log")
5
6local UI = {}
7
8---@type JavelinConfig
9local options
10
11local function open_buf(file)
12 -- nvim 0.11 only command
13 if vim.fn.exists("*isabsolutepath") == 1 then
14 if vim.fn.isabsolutepath(file) == 0 then
15 file = data.get_root() .. "/" .. file
16 end
17 else
18 if file:sub(1, 1) ~= "/" and file:sub(1, 1) ~= "~" then
19 file = data.get_root() .. "/" .. file
20 end
21 end
22
23 local bufnr = vim.fn.bufadd(vim.fn.expand(file))
24 vim.fn.bufload(bufnr)
25 vim.api.nvim_set_option_value("buflisted", true, {
26 buf = bufnr,
27 })
28 vim.api.nvim_set_current_buf(bufnr)
29end
30
31---@param index number
32function UI.select(index)
33 local file = data.get_current()[index]
34 if file ~= nil then
35 open_buf(file)
36 end
37end
38
39function UI.open()
40 local root = data.get_root()
41 local initial_text = data.get_list(root)
42 Snacks.win.new({
43 text = initial_text,
44 title = root,
45 title_pos = options.menu.title_pos,
46 width = options.menu.width,
47 height = options.menu.height,
48 border = options.menu.border,
49 keys = options.menu.keys,
50 fixbuf = true,
51 wo = {
52 number = true,
53 },
54 bo = {
55 modifiable = true,
56 readonly = false,
57 buftype = "nofile",
58 bufhidden = "wipe",
59 },
60 actions = {
61 ["goto"] = function(self)
62 local file = vim.api.nvim_get_current_line()
63 self:close()
64 open_buf(file)
65 end,
66 },
67 on_buf = function(self)
68 vim.api.nvim_create_autocmd("BufLeave", {
69 buffer = self.buf,
70 callback = function()
71 if not self.closed then
72 self:close()
73 end
74 return true
75 end,
76 })
77 end,
78 on_close = function(self)
79 if self.buf then
80 local lines = self:lines()
81 if #lines == 1 and lines[1] == "" then
82 lines = {}
83 end
84 if not vim.deep_equal(initial_text, lines) then
85 data.update(root, self:lines())
86 log.info("Javelin updated.")
87 end
88 else
89 log.error("No buf on win")
90 end
91 end,
92 })
93end
94
95function UI.setup(opt)
96 options = opt
97end
98
99return UI