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local utils = require('muwiki.utils')
local config = require('muwiki.config')
local M = {}
local function is_text_extension(ext)
local text_exts = config.options.text_extensions or {}
return vim.list_contains(text_exts, ext)
end
local function get_link_type(target)
if target:match('^https?://') then
return 'web'
end
if target:match('^file://') then
return 'file'
end
return 'wiki'
end
function M.get_link()
local cursor = vim.api.nvim_win_get_cursor(0)
local ok, node = pcall(vim.treesitter.get_node, {
bufnr = 0,
pos = { cursor[1] - 1, cursor[2] },
lang = 'markdown',
ignore_injections = false,
})
if not ok or not node then
return nil
end
local link_node = node ---@type TSNode|nil
while link_node and link_node:type() ~= 'inline_link' do
link_node = link_node:parent()
end
if not link_node then
return nil
end
local text_node, dest_node
for child in link_node:iter_children() do
local t = child:type()
if t == 'link_text' then
text_node = child
elseif t == 'link_destination' then
dest_node = child
end
end
if not text_node or not dest_node then
return nil
end
local destination = vim.treesitter.get_node_text(dest_node, 0)
return {
text = vim.treesitter.get_node_text(text_node, 0),
target = destination,
type = get_link_type(destination),
}
end
function M.open_link()
local link = M.get_link()
if not link then
vim.notify('No link found under cursor', vim.log.levels.WARN)
return
end
if link.type == 'web' then
vim.system({ 'xdg-open', link.target }, { detach = true })
return
end
if link.type == 'file' then
local file_path = utils.resolve(link.target, nil)
local ext = file_path:match('%.([^%.]+)$')
if ext and is_text_extension(ext) then
utils.open_in_buffer(file_path)
else
vim.system({ 'xdg-open', file_path }, { detach = true })
end
return
end
local file_path = utils.resolve(link.target, nil)
utils.open_in_buffer(file_path)
end
function M.open_with_menu(handlers, link)
link = link or M.get_link()
if not link then
vim.notify('No link under cursor', vim.log.levels.WARN)
return
end
local ext = link.target:match('%.([^%.]+)$')
ext = ext and ext:lower() or nil
local matching_handlers = {}
for _, handler in ipairs(handlers) do
if handler.exts then
for _, handler_ext in ipairs(handler.exts) do
if handler_ext:lower() == ext then
table.insert(matching_handlers, handler)
break
end
end
else
table.insert(matching_handlers, handler)
end
end
if #matching_handlers == 0 then
vim.notify('No handlers for file type: ' .. (ext or 'unknown'), vim.log.levels.WARN)
return
end
local url = link.target
if link.type == 'file' then
url = utils.resolve(url, nil)
end
local handler_names = {}
for _, handler in ipairs(matching_handlers) do
table.insert(handler_names, handler.name)
end
vim.ui.select(handler_names, {
prompt = 'Open "' .. link.text .. '" with:',
}, function(choice, idx)
if choice and idx then
local handler = matching_handlers[idx]
if type(handler.cmd) == 'function' then
handler.cmd(url)
else
vim.system({ handler.cmd, url }, { detach = true })
end
end
end)
end
function M.create_link()
local mode = vim.fn.mode()
if mode ~= 'v' and mode ~= 'V' then
vim.notify('Must be in visual mode to create a link', vim.log.levels.WARN)
return
end
local start_pos = vim.fn.getpos('v')
local end_pos = vim.fn.getpos('.')
local region = vim.fn.getregion(start_pos, end_pos, { type = mode })
if not region or #region == 0 then
vim.notify('No text selected', vim.log.levels.WARN)
return
end
if #region > 1 then
vim.notify('Multi-line selection not supported', vim.log.levels.WARN)
return
end
local selected_text = region[1]
local normalized = utils.normalize_filename(selected_text)
local link_target = normalized .. '.md'
local link_text = string.format('[%s](%s)', selected_text, link_target)
local start_row = start_pos[2]
local start_col = start_pos[3]
local end_row = end_pos[2]
local end_col = end_pos[3]
if start_row > end_row or (start_row == end_row and start_col > end_col) then
start_row, end_row = end_row, start_row
start_col, end_col = end_col, start_col
end
start_row = start_row - 1
start_col = start_col - 1
end_row = end_row - 1
if mode == 'V' then
start_col = 0
local line = vim.api.nvim_buf_get_lines(0, end_row, end_row + 1, false)[1]
end_col = #line
end
vim.api.nvim_buf_set_text(0, start_row, start_col, end_row, end_col, { link_text })
vim.api.nvim_feedkeys(vim.api.nvim_replace_termcodes('<Esc>', true, false, true), 'n', false)
local wiki_root = utils.wiki_root(0)
if not wiki_root then
vim.notify('Not in a wiki buffer', vim.log.levels.ERROR)
return
end
local target_path = utils.resolve(link_target, wiki_root)
utils.open_in_buffer(target_path)
end
function M.jump_link(direction)
local flags = direction == 'next' and 'w' or 'bw'
local msg = direction == 'next' and 'No more links' or 'No previous links'
if vim.fn.search('\\[.\\{-}\\]', flags) == 0 then
vim.notify(msg, vim.log.levels.INFO)
end
end
return M
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