feat: open_buffer

lua/leetcode-ui/question.lua

@@ -34,7 +34,9 @@ function Question:set_lines(code)
  if not vim.api.nvim_buf_is_valid(self.bufnr) then return end
 
  pcall(vim.cmd.undojoin)
- local s_i, e_i = self:range()
+ local s_i, e_i, lines = self:range()
+ s_i = s_i or 1
+ e_i = e_i or #lines
  code = code and code or (self:snippet(true) or "")
  vim.api.nvim_buf_set_lines(self.bufnr, s_i - 1, e_i, false, vim.split(code, "\n"))
 end
@@ -51,7 +53,7 @@ function Question:reset_lines()
  self:set_lines(new_lines)
 end
 
----@return string path, boolean? existed
+---@return string path, boolean existed
 function Question:path()
  local lang = utils.get_lang(self.lang)
  local alt = lang.alt and ("." .. lang.alt) or ""
@@ -85,6 +87,12 @@ function Question:create_buffer()
  self.bufnr = vim.api.nvim_get_current_buf()
  self.winid = vim.api.nvim_get_current_win()
 
+ self:open_buffer(existed, false)
+end
+
+---@param existed boolean
+---@param loaded boolean
+function Question:open_buffer(existed, loaded)
  vim.api.nvim_set_option_value("buflisted", true, { buf = self.bufnr })
 
  local i = self:fold_range()
@@ -95,6 +103,11 @@ function Question:create_buffer()
  if existed then --
  self:reset_lines()
  end
+
+ if not loaded then
+ utils.exec_hook("question_enter", self)
+ self:autocmds()
+ end
 end
 
 ---@param before boolean
@@ -180,14 +193,10 @@ function Question:handle_mount()
 
  table.insert(_Lc_questions, self)
 
- self:autocmds()
-
  self.description = Description(self):mount()
  self.console = Console(self)
  self.info = Info(self)
 
- utils.exec_hook("question_enter", self)
-
  return self
 end
 
@@ -275,22 +284,8 @@ Question.change_lang = vim.schedule_wrap(function(self, lang)
  vim.api.nvim_win_set_buf(self.winid, self.bufnr)
 
  vim.api.nvim_set_option_value("buflisted", false, { buf = old_bufnr })
- vim.api.nvim_set_option_value("buflisted", true, { buf = self.bufnr })
 
- local i = self:fold_range()
- if i then --
- pcall(vim.cmd, ("%d,%dfold"):format(1, i))
- end
-
- if existed then --
- self:reset_lines()
- end
-
- if not loaded then --
- utils.exec_hook("question_enter", self)
- end
-
- self:autocmds()
+ self:open_buffer(existed, loaded)
  end)
 
  if not ok then