refactor(actions): move actions into semantic modules (#1410)

lua/nvim-tree/actions/fs/remove-file.lua

@@ -0,0 +1,100 @@
+local a = vim.api
+local luv = vim.loop
+
+local utils = require "nvim-tree.utils"
+local events = require "nvim-tree.events"
+
+local M = {}
+
+local function close_windows(windows)
+  for _, window in ipairs(windows) do
+    if a.nvim_win_is_valid(window) then
+      a.nvim_win_close(window, true)
+    end
+  end
+end
+
+local function clear_buffer(absolute_path)
+  local bufs = vim.fn.getbufinfo { bufloaded = 1, buflisted = 1 }
+  for _, buf in pairs(bufs) do
+    if buf.name == absolute_path then
+      if buf.hidden == 0 and #bufs > 1 then
+        local winnr = a.nvim_get_current_win()
+        a.nvim_set_current_win(buf.windows[1])
+        vim.cmd ":bn"
+        a.nvim_set_current_win(winnr)
+      end
+      a.nvim_buf_delete(buf.bufnr, { force = true })
+      if M.close_window then
+        close_windows(buf.windows)
+      end
+      return
+    end
+  end
+end
+
+local function remove_dir(cwd)
+  local handle = luv.fs_scandir(cwd)
+  if type(handle) == "string" then
+    return a.nvim_err_writeln(handle)
+  end
+
+  while true do
+    local name, t = luv.fs_scandir_next(handle)
+    if not name then
+      break
+    end
+
+    local new_cwd = utils.path_join { cwd, name }
+    if t == "directory" then
+      local success = remove_dir(new_cwd)
+      if not success then
+        return false
+      end
+    else
+      local success = luv.fs_unlink(new_cwd)
+      if not success then
+        return false
+      end
+      clear_buffer(new_cwd)
+    end
+  end
+
+  return luv.fs_rmdir(cwd)
+end
+
+function M.fn(node)
+  if node.name == ".." then
+    return
+  end
+
+  print("Remove " .. node.name .. " ? y/n")
+  local ans = utils.get_user_input_char()
+  utils.clear_prompt()
+  if ans:match "^y" then
+    if node.nodes ~= nil and not node.link_to then
+      local success = remove_dir(node.absolute_path)
+      if not success then
+        return a.nvim_err_writeln("Could not remove " .. node.name)
+      end
+      events._dispatch_folder_removed(node.absolute_path)
+    else
+      local success = luv.fs_unlink(node.absolute_path)
+      if not success then
+        return a.nvim_err_writeln("Could not remove " .. node.name)
+      end
+      events._dispatch_file_removed(node.absolute_path)
+      clear_buffer(node.absolute_path)
+    end
+    if M.enable_reload then
+      require("nvim-tree.actions.reloaders.reloaders").reload_explorer()
+    end
+  end
+end
+
+function M.setup(opts)
+  M.enable_reload = not opts.filesystem_watchers.enable
+  M.close_window = opts.actions.remove_file.close_window
+end
+
+return M