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

lua/nvim-tree/actions/fs/trash.lua

@@ -0,0 +1,115 @@
+local a = vim.api
+
+local M = {
+  config = {
+    is_windows = vim.fn.has "win32" == 1 or vim.fn.has "win32unix" == 1,
+    is_macos = vim.fn.has "mac" == 1 or vim.fn.has "macunix" == 1,
+    is_unix = vim.fn.has "unix" == 1,
+  },
+}
+
+local utils = require "nvim-tree.utils"
+local events = require "nvim-tree.events"
+
+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
+      vim.api.nvim_buf_delete(buf.bufnr, {})
+      return
+    end
+  end
+end
+
+function M.fn(node)
+  if node.name == ".." then
+    return
+  end
+
+  -- configs
+  if M.config.is_unix then
+    if M.config.trash.cmd == nil then
+      M.config.trash.cmd = "trash"
+    end
+    if M.config.trash.require_confirm == nil then
+      M.config.trash.require_confirm = true
+    end
+  else
+    utils.warn "Trash is currently a UNIX only feature!"
+    return
+  end
+
+  local binary = M.config.trash.cmd:gsub(" .*$", "")
+  if vim.fn.executable(binary) == 0 then
+    utils.warn(binary .. " is not executable.")
+    return
+  end
+
+  local err_msg = ""
+  local function on_stderr(_, data)
+    err_msg = err_msg .. (data and table.concat(data, " "))
+  end
+
+  -- trashes a path (file or folder)
+  local function trash_path(on_exit)
+    vim.fn.jobstart(M.config.trash.cmd .. ' "' .. node.absolute_path .. '"', {
+      detach = true,
+      on_exit = on_exit,
+      on_stderr = on_stderr,
+    })
+  end
+
+  local is_confirmed = true
+
+  -- confirmation prompt
+  if M.config.trash.require_confirm then
+    is_confirmed = false
+    print("Trash " .. node.name .. " ? y/n")
+    local ans = utils.get_user_input_char()
+    if ans:match "^y" then
+      is_confirmed = true
+    end
+    utils.clear_prompt()
+  end
+
+  -- trashing
+  if is_confirmed then
+    if node.nodes ~= nil and not node.link_to then
+      trash_path(function(_, rc)
+        if rc ~= 0 then
+          utils.warn("trash failed: " .. err_msg .. "; please see :help nvim-tree.trash")
+          return
+        end
+        events._dispatch_folder_removed(node.absolute_path)
+        if M.enable_reload then
+          require("nvim-tree.actions.reloaders.reloaders").reload_explorer()
+        end
+      end)
+    else
+      trash_path(function(_, rc)
+        if rc ~= 0 then
+          utils.warn("trash failed: " .. err_msg .. "; please see :help nvim-tree.trash")
+          return
+        end
+        events._dispatch_file_removed(node.absolute_path)
+        clear_buffer(node.absolute_path)
+        if M.enable_reload then
+          require("nvim-tree.actions.reloaders.reloaders").reload_explorer()
+        end
+      end)
+    end
+  end
+end
+
+function M.setup(opts)
+  M.config.trash = opts.trash or {}
+  M.enable_reload = not opts.filesystem_watchers.enable
+end
+
+return M