Files
vern-nvim/lua/Polydev/ui.lua
T

393 lines
11 KiB
Lua

local M = {}
local function get_entries(path)
local result = {}
local handle = vim.loop.fs_scandir(path)
if not handle then return result end
while true do
local name, type = vim.loop.fs_scandir_next(handle)
if not name then break end
-- Check if this is a project file
local is_project = false
if type == "file" then
local ext = name:match("%.([^%.]+)$")
if ext == "project" then
is_project = true
type = "project"
end
end
table.insert(result, {
name = name .. (type == "directory" and "/" or ""),
type = type,
full_path = path .. "/" .. name,
is_project = is_project
})
end
table.sort(result, function(a, b)
-- Sort projects first, then directories, then files
if a.is_project ~= b.is_project then
return a.is_project
end
if a.type == "directory" and b.type ~= "directory" then
return true
end
if b.type == "directory" and a.type ~= "directory" then
return false
end
return a.name < b.name
end)
return result
end
local function fuzzy_filter(list, query)
local result = {}
query = query:lower()
for _, entry in ipairs(list) do
if entry.name:lower():find(query) then
table.insert(result, entry)
end
end
return result
end
local loaded_languages = {}
function M.load_language_module(lang, opts)
if loaded_languages[lang] then return true end
local ok, mod = pcall(require, "Polydev.languages." .. lang)
if not ok or type(mod.setup) ~= "function" then return false end
mod.setup(opts and opts[lang] or {})
loaded_languages[lang] = mod
return true
end
function M.manager()
local templates = require("Polydev.templates")
local Popup = require("nui.popup")
local Layout = require("nui.layout")
local event = require("nui.utils.autocmd").event
local Path = require("plenary.path")
local display_dir = vim.fn.expand(vim.fn.getcwd())
local cwd = display_dir
local entries = get_entries(cwd)
local current_view = vim.deepcopy(entries)
local popup, search, preview, keybinds = Popup({
enter = true,
focusable = true,
border = {
style = "rounded", -- "double", "none", "rounded", "shadow", "single" or "solid".
text = { top = " Project Manager ", top_align = "center" },
highlight = "Normal",
},
position = "50%",
buf_options = { modifiable = true, readonly = false },
}), Popup({
enter = false,
focusable = true,
border = {
style = "rounded", -- "double", "none", "rounded", "shadow", "single" or "solid".
text = { top = " Search ", top_align = "center" },
highlight = "Normal",
},
buf_options = { modifiable = true, readonly = false },
}), Popup({
enter = false,
focusable = false,
border = {
style = "rounded",
text = { top = " Preview ", top_align = "center" },
highlight = "Normal",
},
position = "50%",
buf_options = { modifiable = true, readonly = false },
}), Popup({
enter = false,
focusable = false,
border = {
style = "rounded",
text = { top = " Keybinds ", top_align = "center" },
highlight = "Normal",
},
position = "50%",
buf_options = { modifiable = true, readonly = false },
})
local layout = Layout({
position = "50%",
size = { width = "70%", height = "70%" },
},
Layout.Box({
Layout.Box(search, { size = "10%" }),
Layout.Box({
Layout.Box({
Layout.Box(popup, { size = "55%" }),
Layout.Box(keybinds, {size = "45%" }),
}, { dir = "col", size = "50%" }),
Layout.Box(preview, { size = "50%" }),
}, { dir = "row", size = "90%" }),
}, { dir = "col" })
)
layout:mount()
local function get_selected_entry()
local row = vim.api.nvim_win_get_cursor(popup.winid)[1] - 1
return current_view[row], row
end
local function update_preview()
if not preview.bufnr then return end
vim.api.nvim_buf_set_lines(preview.bufnr, 0, -1, false, {}) -- Clear
local entry = get_selected_entry()
if not entry then return end
if entry.type == "file" or entry.type == "project" then
-- Preview file contents (first 100 lines)
local lines = {}
local fd = io.open(entry.full_path, "r")
if fd then
for i = 1, 100 do
local line = fd:read("*line")
if not line then break end
table.insert(lines, line)
end
fd:close()
else
table.insert(lines, "[Failed to read file]")
end
vim.api.nvim_buf_set_lines(preview.bufnr, 0, -1, false, lines)
elseif entry.type == "directory" then
-- List contents of directory
local contents = get_entries(entry.full_path)
local lines = {}
for _, item in ipairs(contents) do
table.insert(lines, string.format("- %s", item.name))
end
if #lines == 0 then
table.insert(lines, "[Empty folder]")
end
vim.api.nvim_buf_set_lines(preview.bufnr, 0, -1, false, lines)
end
end
vim.api.nvim_create_autocmd("CursorMoved", {
buffer = popup.bufnr,
callback = function()
vim.schedule(update_preview)
end,
})
local function refresh()
entries = get_entries(cwd)
local root = vim.fn.expand("~/Projects")
-- If we're not in the Projects folder, redirect to Projects
if not cwd:find(root, 1, true) then
cwd = root
entries = get_entries(cwd)
end
-- Only add ".." if we're inside Projects and not at the root
if cwd ~= root then
table.insert(entries, 1, {
name = "../",
type = "directory",
full_path = Path:new(cwd):parent():absolute(),
is_up = true
})
end
current_view = vim.deepcopy(entries)
end
local function render()
if not popup.bufnr then return end
vim.api.nvim_buf_set_lines(popup.bufnr, 0, -1, false, {})
for i, item in ipairs(current_view) do
local line = string.format("%-2d | %-27s | %-6s", i, item.name, item.type)
vim.api.nvim_buf_set_lines(popup.bufnr, -1, -1, false, { line })
end
-- Add key mappings legend
local hints = {
" <CR> : Open/Enter",
" <BS> : Return",
" / : Search",
" a : New folder",
" % : New file",
" x : New auxilary file",
" d : New project",
" R : Rename",
" D : Delete",
" q : Quit",
}
if not keybinds.bufnr then return end
vim.api.nvim_buf_set_lines(keybinds.bufnr, 0, -1, false, {})
vim.api.nvim_buf_set_lines(keybinds.bufnr, -1, -1, false, hints)
update_preview()
end
local function prompt_filter()
vim.api.nvim_buf_set_lines(search.bufnr, 0, -1, false, { "" })
vim.api.nvim_buf_set_option(search.bufnr, "modifiable", true)
if vim.api.nvim_win_is_valid(search.winid) then
vim.api.nvim_set_current_win(search.winid)
end
vim.cmd("startinsert")
vim.keymap.set("i", "<CR>", function()
local input = vim.api.nvim_buf_get_lines(search.bufnr, 0, 1, false)[1]
if input ~= "" then
current_view = fuzzy_filter(entries, input)
render()
end
vim.api.nvim_buf_set_lines(search.bufnr, 0, -1, false, { "" })
vim.api.nvim_set_current_win(popup.winid)
vim.cmd("stopinsert") -- exit insert mode
end, { buffer = search.bufnr, noremap = true })
vim.keymap.set("i", "<Esc>", function()
vim.api.nvim_set_current_win(popup.winid)
vim.cmd("stopinsert") -- ensure we are in normal mode
end, { buffer = search.bufnr, noremap = true })
end
popup:map("n", "/", function() vim.schedule(prompt_filter) end)
-- Mappings
popup:map("n", "q", function() popup:unmount() end)
-- Creates a new folder
popup:map("n", "a", function()
vim.ui.input({ prompt = "New folder name:" }, function(input)
if input then
vim.fn.mkdir(cwd .. "/" .. input, "p")
refresh()
render()
end
end)
end)
-- Deletes Folder and confirms deletion
popup:map("n", "D", function()
local entry = get_selected_entry()
if not entry.is_up then
vim.ui.input({ prompt = "(y/N) Defaults to N: " .. entry.name }, function(input)
if input == "y" or input == "Y" then
vim.fn.delete(entry.full_path, "rf")
refresh()
render()
end
end)
end
end)
-- Creates a new file in project
popup:map("n", "%", function()
vim.ui.input({ prompt = "Enter language for new file: " }, function(lang)
if not lang or lang == "" then return print("File creation canceled") end
if M.load_language_module(lang) and templates.files[lang] and templates.files[lang].run then
popup:unmount()
vim.schedule(function()
templates.create_new_file(lang)
end)
else
print("Error: No File creation method for " .. lang)
end
end)
end)
popup:map("n", "x", function()
vim.ui.input({ prompt = "Enter language for new auxilary file: "}, function(lang)
if not lang or lang == "" then return print("File create canceled") end
if M.load_language_module(lang) and templates.aux_files[lang] and templates.aux_files[lang].run then
popup:unmount()
vim.schedule(function()
templates.create_aux_file(lang)
end)
else
print("Error: No File creation method for " .. lang)
end
end)
end)
-- Creates a new project
popup:map("n", "d", function()
local opts = {}
vim.ui.input({ prompt = "Enter language for project: " }, function(lang)
if not lang or lang == "" then return print("Project creation canceled") end
opts = vim.tbl_deep_extend("force", {}, require("Polydev.configs").get(lang), opts or {})
if M.load_language_module(lang) and templates.projects[lang] and templates.projects[lang].run then
popup:unmount()
vim.schedule(function()
templates.create_project(lang, opts.project_root)
end)
else
print("Error: No project creation method for " .. lang)
end
end)
end)
-- Renames Files and Folders
popup:map("n", "R", function()
local entry = get_selected_entry()
if not entry.is_up then
vim.ui.input({ prompt = "Rename:", default = entry.name }, function(input)
if input then
local new_path = cwd .. "/" .. input
vim.fn.rename(entry.full_path, new_path)
refresh()
render()
end
end)
end
end)
-- Changes working directory or edits a file
popup:map("n", "<CR>", function()
local entry = get_selected_entry()
if entry.type == "directory" then
cwd = entry.full_path
vim.cmd("cd " .. cwd)
refresh()
render()
end
if entry.type == "file" then
popup:unmount()
vim.schedule(function()
vim.cmd("edit " .. vim.fn.fnameescape(entry.full_path))
end)
end
end)
popup:map("n", "<BS>", function()
local parent = Path:new(cwd):parent():absolute()
if parent ~= cwd then
cwd = parent
refresh()
render()
end
end)
popup:on(event.BufLeave, function()
vim.defer_fn(function()
local function is_valid_win(winid)
return type(winid) == "number" and vim.api.nvim_win_is_valid(winid)
end
if not is_valid_win(popup.winid) and not is_valid_win(search.winid) then
popup:unmount()
end
end, 50)
end)
popup:mount()
refresh()
render()
end
return M