reorganize code

This commit is contained in:
kiyan42 2020-02-18 15:33:43 +01:00
parent 7b7fb56c4e
commit b448b1a0fa
5 changed files with 355 additions and 251 deletions

23
lua/lib/conf.lua Normal file
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@ -0,0 +1,23 @@
local BUF_NAME = 'LuaTree'
local function get_cwd() return vim.loop.cwd() end
local ROOT_PATH = get_cwd() .. '/'
local function get_buf_name()
return BUF_NAME
end
local function get_root_path()
return ROOT_PATH
end
local function set_root_path(path)
ROOT_PATH = path
end
return {
get_buf_name = get_buf_name;
get_root_path = get_root_path;
set_root_path = set_root_path;
get_cwd = get_cwd;
}

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@ -1,6 +1,8 @@
local api = vim.api
local buf, win
local system = function(v) api.nvim_call_function('system', { v }) end
-- local update_tree_view = require ''
local update_tree_state = require 'lib/state'.update_tree
local EDIT_FILE = nil
@ -109,6 +111,8 @@ local function add_file(path)
system('touch ' .. path)
end
api.nvim_command("q!")
update_tree_state()
update_tree_view(true)
end
local function remove_file(confirmation)
@ -117,12 +121,16 @@ local function remove_file(confirmation)
end
EDIT_FILE = nil
api.nvim_command("q!")
update_tree_state()
update_tree_view(true)
end
local function rename_file(path)
system('mv '..EDIT_FILE..' '..path)
EDIT_FILE = nil
api.nvim_command("q!")
update_tree_state()
update_tree_view(true)
end
return {

134
lua/lib/state.lua Normal file
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@ -0,0 +1,134 @@
local api = vim.api
local function syslist(v) return api.nvim_call_function('systemlist', { v }) end
local Tree = {}
local function is_dir(path)
local stat = vim.loop.fs_stat(path)
return stat and stat.type == 'directory' or false
end
local function check_dir_access(path)
return vim.loop.fs_access(path, 'R') == true
end
local function list_dirs(path)
local ls_cmd = 'ls -A --ignore=.git '
if path == nil then
return syslist(ls_cmd)
elseif check_dir_access(path) == false then
-- TODO: display an error here (permission denied)
return {}
else
return syslist(ls_cmd .. path)
end
end
local function sort_dirs(dirs)
local sorted_tree = {}
for _, node in pairs(dirs) do
if node.dir == true then
table.insert(sorted_tree, 1, node)
else
table.insert(sorted_tree, node)
end
end
return sorted_tree
end
local function create_nodes(path, depth, dirs)
local tree = {}
if not string.find(path, '^.*/$') then path = path .. '/' end
for i, name in pairs(dirs) do
tree[i] = {
path = path,
name = name,
depth = depth,
dir = is_dir(path .. name),
open = false, -- only relevant when its a dir
icon = true
}
end
return sort_dirs(tree)
end
local function init_tree(ROOT_PATH)
Tree = create_nodes(ROOT_PATH, 0, list_dirs())
if ROOT_PATH ~= '/' then
table.insert(Tree, 1, {
path = ROOT_PATH,
name = '..',
depth = 0,
dir = true,
open = false,
icon = false
})
end
end
local function refresh_tree()
local cache = {}
for _, v in pairs(Tree) do
if v.dir == true and v.open == true then
table.insert(cache, v.path .. v.name)
end
end
init_tree()
for i, node in pairs(Tree) do
if node.dir == true then
for _, path in pairs(cache) do
if node.path .. node.name == path then
node.open = true
local dirs = list_dirs(path)
for j, n in pairs(create_nodes(path, node.depth + 1, dirs)) do
table.insert(Tree, i + j, n)
end
-- TODO: maybe extract this function to make a recursive call to reexplore the list
-- when adding a new list of dirs to make sure we go to the bottom of the opened structure
-- otherwise it might close opened directories
-- im not sure how lua behaves in this matter
end
end
end
end
end
local function open_dir(tree_index)
local node = Tree[tree_index];
node.open = not node.open
if node.open == false then
local next_index = tree_index + 1;
local next_node = Tree[next_index]
while next_node ~= nil and next_node.depth ~= node.depth do
table.remove(Tree, next_index)
next_node = Tree[next_index]
end
else
local dirlist = list_dirs(node.path .. node.name)
local child_dirs = create_nodes(node.path .. node.name .. '/', node.depth + 1, dirlist)
for i, n in pairs(child_dirs) do
table.insert(Tree, tree_index + i, n)
end
end
end
local function get_tree()
return Tree
end
return {
init_tree = init_tree;
get_tree = get_tree;
refresh_tree = refresh_tree;
open_dir = open_dir;
}

129
lua/lib/winutils.lua Normal file
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@ -0,0 +1,129 @@
local api = vim.api
local libformat = require 'lib/format'
local format = libformat.format_tree
local highlight = libformat.highlight_buffer
local stateutils = require 'lib/state'
local get_tree = stateutils.get_tree
local confutils = require 'lib/conf'
local get_buf_name = confutils.get_buf_name
local get_root_path = confutils.get_root_path
local function get_buf()
local BUF_NAME = get_buf_name()
local regex = '.*'..BUF_NAME..'$';
for _, win in pairs(api.nvim_list_wins()) do
local buf = api.nvim_win_get_buf(win)
local buf_name = api.nvim_buf_get_name(buf)
if string.match(buf_name, regex) ~= nil then return buf end
end
return nil
end
local function get_win()
local BUF_NAME = get_buf_name()
local regex = '.*'..BUF_NAME..'$';
for _, win in pairs(api.nvim_list_wins()) do
local buf_name = api.nvim_buf_get_name(api.nvim_win_get_buf(win))
if string.match(buf_name, regex) ~= nil then return win end
end
return nil
end
local function buf_setup()
api.nvim_command('setlocal nonumber norelativenumber winfixwidth winfixheight')
api.nvim_command('setlocal winhighlight=EndOfBuffer:LuaTreeEndOfBuffer')
end
local function open()
local BUF_NAME = get_buf_name()
local ROOT_PATH = get_root_path()
local win_width = 30
local options = {
bufhidden = 'wipe';
buftype = 'nowrite';
modifiable = false;
}
local buf = api.nvim_create_buf(false, true)
api.nvim_buf_set_name(buf, BUF_NAME)
for opt, val in pairs(options) do
api.nvim_buf_set_option(buf, opt, val)
end
api.nvim_command('topleft '..win_width..'vnew')
api.nvim_win_set_buf(0, buf)
buf_setup()
api.nvim_command('echo "'..ROOT_PATH..'"')
end
local function close()
local BUF_NAME = get_buf_name()
local win = get_win(BUF_NAME)
if not win then return end
api.nvim_win_close(win, true)
end
local function update_view(update_cursor)
local BUF_NAME = get_buf_name()
local buf = get_buf(BUF_NAME);
if not buf then return end
local cursor = api.nvim_win_get_cursor(0)
local tree = get_tree()
api.nvim_buf_set_option(buf, 'modifiable', true)
api.nvim_buf_set_lines(buf, 0, -1, false, format(tree))
highlight(buf, tree)
api.nvim_buf_set_option(buf, 'modifiable', false)
if update_cursor == true then
api.nvim_win_set_cursor(0, cursor)
end
end
local function is_win_open()
return get_buf() ~= nil
end
local function set_mappings()
local buf = get_buf()
if not buf then return end
local mappings = {
['<CR>'] = 'open_file("edit")';
['<C-v>'] = 'open_file("vsplit")';
['<C-x>'] = 'open_file("split")';
['<C-[>'] = 'open_file("chdir")';
a = 'edit_file("add")';
d = 'edit_file("delete")';
r = 'edit_file("rename")';
f = 'find_file()';
}
for k,v in pairs(mappings) do
api.nvim_buf_set_keymap(buf, 'n', k, ':lua require"tree".'..v..'<cr>', {
nowait = true, noremap = true, silent = true
})
end
end
return {
open = open;
close = close;
is_win_open = is_win_open;
update_view = update_view;
get_buf = get_buf;
get_win = get_win;
set_mappings = set_mappings;
}

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@ -1,251 +1,29 @@
local lib_file = require 'lib/file'
local format = require 'lib/format'.format_tree
local highlight = require 'lib/format'.highlight_buffer
local api = vim.api
local function syslist(v) return api.nvim_call_function('systemlist', { v }) end
local ROOT_PATH = vim.loop.cwd() .. '/'
local Tree = {}
local BUF_NAME = '_LuaTree_'
local lib_file = require 'lib/file'
local edit_add = lib_file.edit_add
local edit_remove = lib_file.edit_remove
local edit_rename = lib_file.edit_rename
local function is_dir(path)
local stat = vim.loop.fs_stat(path)
return stat and stat.type == 'directory' or false
end
local stateutils = require 'lib/state'
local get_tree = stateutils.get_tree
local init_tree = stateutils.init_tree
local open_dir = stateutils.open_dir
local check_dir_access = stateutils.check_dir_access
local function check_dir_access(path)
return vim.loop.fs_access(path, 'R') == true
end
local winutils = require 'lib/winutils'
local update_view = winutils.update_view
local is_win_open = winutils.is_win_open
local close = winutils.close
local open = winutils.open
local set_mappings = winutils.set_mappings
local function list_dirs(path)
local ls_cmd = 'ls -A --ignore=.git '
if path == nil then
return syslist(ls_cmd)
elseif check_dir_access(path) == false then
-- TODO: display an error here (permission denied)
return {}
else
return syslist(ls_cmd .. path)
end
end
local conf = require 'lib/conf'
local set_root_path = conf.set_root_path
local get_root_path = conf.get_root_path
local get_cwd = conf.get_cwd
local function sort_dirs(dirs)
local sorted_tree = {}
for _, node in pairs(dirs) do
if node.dir == true then
table.insert(sorted_tree, 1, node)
else
table.insert(sorted_tree, node)
end
end
return sorted_tree
end
local function create_nodes(path, depth, dirs)
local tree = {}
if not string.find(path, '^.*/$') then path = path .. '/' end
for i, name in pairs(dirs) do
tree[i] = {
path = path,
name = name,
depth = depth,
dir = is_dir(path .. name),
open = false, -- only relevant when its a dir
icon = true
}
end
return sort_dirs(tree)
end
local function init_tree()
Tree = create_nodes(ROOT_PATH, 0, list_dirs())
if ROOT_PATH ~= '/' then
table.insert(Tree, 1, {
path = ROOT_PATH,
name = '..',
depth = 0,
dir = true,
open = false,
icon = false
})
end
end
init_tree()
local function get_buf()
local regex = '.*'..BUF_NAME..'$';
for _, win in pairs(api.nvim_list_wins()) do
local buf = api.nvim_win_get_buf(win)
local buf_name = api.nvim_buf_get_name(buf)
if string.match(buf_name, regex) ~= nil then return buf end
end
return nil
end
local function get_win()
local regex = '.*'..BUF_NAME..'$';
for _, win in pairs(api.nvim_list_wins()) do
local buf_name = api.nvim_buf_get_name(api.nvim_win_get_buf(win))
if string.match(buf_name, regex) ~= nil then return win end
end
return nil
end
local function buf_setup()
api.nvim_command('setlocal nonumber norelativenumber winfixwidth winfixheight')
api.nvim_command('setlocal winhighlight=EndOfBuffer:LuaTreeEndOfBuffer')
end
local function open()
local win_width = 30
local options = {
bufhidden = 'wipe';
buftype = 'nowrite';
modifiable = false;
}
local buf = api.nvim_create_buf(false, true)
api.nvim_buf_set_name(buf, BUF_NAME)
for opt, val in pairs(options) do
api.nvim_buf_set_option(buf, opt, val)
end
api.nvim_command('topleft '..win_width..'vnew')
api.nvim_win_set_buf(0, buf)
buf_setup()
api.nvim_command('echo "'..ROOT_PATH..'"')
end
local function close()
local win = get_win()
if not win then return end
api.nvim_win_close(win, true)
end
local function update_view(update_cursor)
local buf = get_buf();
if not buf then return end
local cursor = api.nvim_win_get_cursor(0)
api.nvim_buf_set_option(buf, 'modifiable', true)
api.nvim_buf_set_lines(buf, 0, -1, false, format(Tree))
highlight(buf, Tree)
api.nvim_buf_set_option(buf, 'modifiable', false)
if update_cursor == true then
api.nvim_win_set_cursor(0, cursor)
end
end
local function refresh_tree()
local cache = {}
for _, v in pairs(Tree) do
if v.dir == true and v.open == true then
table.insert(cache, v.path .. v.name)
end
end
init_tree()
for i, node in pairs(Tree) do
if node.dir == true then
for _, path in pairs(cache) do
if node.path .. node.name == path then
node.open = true
local dirs = list_dirs(path)
for j, n in pairs(create_nodes(path, node.depth + 1, dirs)) do
table.insert(Tree, i + j, n)
end
end
end
end
end
update_view()
end
local function is_win_open()
return get_buf() ~= nil
end
local function open_file(open_type)
local tree_index = api.nvim_win_get_cursor(0)[1]
local node = Tree[tree_index]
if node.name == '..' then
api.nvim_command('cd ..')
if vim.loop.cwd() == '/' then
ROOT_PATH = '/'
else
ROOT_PATH = vim.loop.cwd() .. '/'
end
init_tree()
update_view()
elseif open_type == 'chdir' then
if node.dir == false or check_dir_access(node.path .. node.name) == false then return end
api.nvim_command('cd ' .. node.path .. node.name)
ROOT_PATH = vim.loop.cwd() .. '/'
init_tree()
update_view()
elseif node.dir == true then
local index = tree_index + 1;
node.open = not node.open
local next_node = Tree[index]
if next_node ~= nil and next_node.depth > node.depth then
while next_node ~= nil and next_node.depth ~= node.depth do
table.remove(Tree, index)
next_node = Tree[index]
end
else
local dirlist = list_dirs(node.path .. node.name)
local child_dirs = create_nodes(node.path .. node.name .. '/', node.depth + 1, dirlist)
for i, n in pairs(child_dirs) do
table.insert(Tree, tree_index + i, n)
end
end
update_view(true)
else
api.nvim_command('wincmd l | '..open_type..' '.. node.path .. node.name)
end
end
local function set_mappings()
local buf = get_buf()
if not buf then return end
local mappings = {
['<CR>'] = 'open_file("edit")';
['<C-v>'] = 'open_file("vsplit")';
['<C-x>'] = 'open_file("split")';
['<C-[>'] = 'open_file("chdir")';
a = 'edit_file("add")';
d = 'edit_file("delete")';
r = 'edit_file("rename")';
f = 'find_file()';
}
for k,v in pairs(mappings) do
api.nvim_buf_set_keymap(buf, 'n', k, ':lua require"tree".'..v..'<cr>', {
nowait = true, noremap = true, silent = true
})
end
end
init_tree(get_root_path())
local function toggle()
if is_win_open() == true then
@ -257,29 +35,61 @@ local function toggle()
end
end
local function edit_file(edit_type)
local function open_file(open_type)
local tree_index = api.nvim_win_get_cursor(0)[1]
local node = Tree[tree_index]
local tree = get_tree()
local node = tree[tree_index]
if node.name == '..' then
api.nvim_command('cd ..')
local new_path
if get_cwd() == '/' then
new_path = '/'
else
new_path = get_cwd() .. '/'
end
set_root_path(new_path)
init_tree(new_path)
update_view()
elseif open_type == 'chdir' then
if node.dir == false or check_dir_access(node.path .. node.name) == false then return end
api.nvim_command('cd ' .. node.path .. node.name)
local new_path = get_cwd() .. '/'
set_root_path(new_path)
init_tree(new_path)
update_view()
elseif node.dir == true then
open_dir(tree_index)
update_view(true)
else
api.nvim_command('wincmd l | '..open_type..' '.. node.path .. node.name)
end
end
local function edit_file(edit_type)
local tree = get_tree()
local tree_index = api.nvim_win_get_cursor(0)[1]
local node = tree[tree_index]
if edit_type == 'add' then
if node.dir == true then
lib_file.edit_add(node.path .. node.name .. '/')
edit_add(node.path .. node.name .. '/')
else
lib_file.edit_add(node.path)
edit_add(node.path)
end
elseif edit_type == 'delete' then
lib_file.edit_remove(node.name, node.path, node.dir)
edit_remove(node.name, node.path, node.dir)
elseif edit_type == 'rename' then
lib_file.edit_rename(node.name, node.path, node.dir)
edit_rename(node.name, node.path, node.dir)
end
refresh_tree()
end
return {
toggle = toggle;
open_file = open_file;
edit_file = edit_file;
refresh = refresh_tree;
}