feat: add options to hide system prompts

README.md

@@ -125,6 +125,9 @@ You have the ability to tailor this plugin to your specific needs using the conf
 {
   debug = false, -- Enable or disable debug mode
   show_help = 'yes', -- Show help text for CopilotChatInPlace
+  disable_extra_info = 'no', -- Disable extra information in the response
+  hide_system_prompt = 'yes', -- Hide system prompts in the response
+  proxy = '', -- Proxies requests via https or socks
   prompts = { -- Set dynamic prompts for CopilotChat commands
     Explain = 'Explain how it works.',
     Tests = 'Briefly explain how the selected code works, then generate unit tests.',

lua/CopilotChat/init.lua

@@ -13,11 +13,14 @@ _COPILOT_CHAT_GLOBAL_CONFIG = {}
 ---@param options (table | nil)
 --       - show_help: ('yes' | 'no') default: 'yes'.
 --       - disable_extra_info: ('yes' | 'no') default: 'yes'.
+--       - hide_system_prompt: ('yes' | 'no') default: 'yes'.
+--       - proxy: (string?) default: ''.
 --       - prompts: (table?) default: default_prompts.
 --       - debug: (boolean?) default: false.
 M.setup = function(options)
   vim.g.copilot_chat_show_help = options and options.show_help or 'yes'
   vim.g.copilot_chat_disable_separators = options and options.disable_extra_info or 'yes'
+  vim.g.copilot_chat_hide_system_prompt = options and options.hide_system_prompt or 'yes'
   vim.g.copilot_chat_proxy = options and options.proxy or ''
   local debug = options and options.debug or false
   _COPILOT_CHAT_GLOBAL_CONFIG.debug = debug

rplugin/python3/CopilotChat/handlers/chat_handler.py

@@ -108,6 +108,13 @@ def _add_regular_start_separator(
         winnr: int,
         no_annoyance: bool = False,
     ):
+        hide_system_prompt = (
+            self.nvim.eval("g:copilot_chat_hide_system_prompt") == "yes"
+        )
+
+        if hide_system_prompt:
+            system_prompt = "...System prompt hidden..."
+
         if code and not no_annoyance:
             code = f"\n        \nCODE:\n```{file_type}\n{code}\n```"
 
@@ -148,11 +155,17 @@ def _add_start_separator_with_token_count(
 
         encoding = tiktoken.encoding_for_model("gpt-4")
 
+        hide_system_prompt = (
+            self.nvim.eval("g:copilot_chat_hide_system_prompt") == "yes"
+        )
         num_total_tokens = len(encoding.encode(f"{system_prompt}\n{prompt}\n{code}"))
         num_system_tokens = len(encoding.encode(system_prompt))
         num_prompt_tokens = len(encoding.encode(prompt))
         num_code_tokens = len(encoding.encode(code))
 
+        if hide_system_prompt:
+            system_prompt = "... System prompt hidden ..."
+
         if code:
             code = f"\n        \nCODE: {num_code_tokens} Tokens \n```{file_type}\n{code}\n```"