feat: add debug logging

lua/chatgpt_nvim/handler.lua

@@ -1,6 +1,8 @@
 local M = {}
 local uv = vim.loop
 
+local config = require('chatgpt_nvim.config')
+
 local function ensure_dir(path)
   local st = uv.fs_stat(path)
   if st and st.type == 'directory' then
@@ -15,10 +17,16 @@ local function ensure_dir(path)
 end
 
 function M.get_clipboard_content()
-  return vim.fn.getreg('+')
+  local conf = config.load()
+  local content = vim.fn.getreg('+')
+  if conf.debug then
+    vim.api.nvim_out_write("[chatgpt_nvim:handler] Clipboard content length: " .. #content .. "\n")
+  end
+  return content
 end
 
 function M.write_file(filepath, content)
+  local conf = config.load()
   local dir = filepath:match("(.*)/")
   if dir and dir ~= "" then
     ensure_dir(dir)
@@ -26,21 +34,38 @@ function M.write_file(filepath, content)
   local fd = uv.fs_open(filepath, "w", 438)
   if not fd then
     vim.api.nvim_err_writeln("Could not open file for writing: " .. filepath)
+    if conf.debug then
+      vim.api.nvim_out_write("[chatgpt_nvim:handler] Failed to open file for writing: " .. filepath .. "\n")
+    end
     return
   end
   uv.fs_write(fd, content, -1)
   uv.fs_close(fd)
+  if conf.debug then
+    vim.api.nvim_out_write("[chatgpt_nvim:handler] Successfully wrote file: " .. filepath .. "\n")
+  end
 end
 
 function M.delete_file(filepath)
+  local conf = config.load()
   local st = uv.fs_stat(filepath)
   if st then
     local success, err = uv.fs_unlink(filepath)
     if not success then
       vim.api.nvim_err_writeln("Could not delete file: " .. filepath .. " - " .. (err or "unknown error"))
+      if conf.debug then
+        vim.api.nvim_out_write("[chatgpt_nvim:handler] Failed to delete file: " .. filepath .. "\n")
+      end
+    else
+      if conf.debug then
+        vim.api.nvim_out_write("[chatgpt_nvim:handler] Deleted file: " .. filepath .. "\n")
+      end
     end
   else
     vim.api.nvim_err_writeln("File not found, cannot delete: " .. filepath)
+    if conf.debug then
+      vim.api.nvim_out_write("[chatgpt_nvim:handler] File not found for deletion: " .. filepath .. "\n")
+    end
   end
 end