feat(chat): add CodeCompanionChatOpened event

README.md

@@ -719,6 +719,7 @@ The plugin sets the following highlight groups during setup:
 
 The plugin fires many events during its lifecycle:
 
+- `CodeCompanionChatOpened` - Fired after a chat has been opened
 - `CodeCompanionChatClosed` - Fired after a chat has been closed
 - `CodeCompanionChatAdapter` - Fired after the adapter has been set in the chat
 - `CodeCompanionChatModel` - Fired after the model has been set in the chat

lua/codecompanion/strategies/chat/init.lua

@@ -219,6 +219,7 @@ function Chat.new(args)
     opts = args,
     context = args.context,
     cycle = 0,
+    from_prompt_library = args.from_prompt_library or false,
     id = id,
     last_role = args.last_role or config.constants.USER_ROLE,
     messages = args.messages or {},
@@ -260,6 +261,7 @@ function Chat.new(args)
     adapter = adapters.make_safe(self.adapter),
   })
   util.fire("ChatModel", { bufnr = self.bufnr, model = self.adapter.schema.model.default })
+  util.fire("ChatOpened", { bufnr = self.bufnr, from_prompt_library = self.from_prompt_library })
 
   self:apply_settings(self.opts.settings)
 

lua/codecompanion/strategies/init.lua

@@ -76,6 +76,7 @@ function Strategies:chat()
       adapter = self.selected.adapter,
       context = self.context,
       messages = messages,
+      from_prompt_library = self.selected.description and true or false,
       auto_submit = (opts and opts.auto_submit) or false,
       stop_context_insertion = (opts and self.selected.opts.stop_context_insertion) or false,
       ignore_system_prompt = (opts and opts.ignore_system_prompt) or false,

lua/codecompanion/types.lua

@@ -43,6 +43,7 @@
 ---@field current_request table|nil The current request being executed
 ---@field current_tool table The current tool being executed
 ---@field cycle number The amount of times the chat has been sent to the LLM
+---@field from_prompt_library? boolean Whether the chat was initiated from the prompt library-
 ---@field header_ns integer The namespace for the virtual text that appears in the header
 ---@field id integer The unique identifier for the chat
 ---@field intro_message? boolean Whether the welcome message has been shown
@@ -61,6 +62,7 @@
 ---@field adapter? CodeCompanion.Adapter The adapter used in this chat buffer
 ---@field auto_submit? boolean Automatically submit the chat when the chat buffer is created
 ---@field context? table Context of the buffer that the chat was initiated from
+---@field from_prompt_library? boolean Whether the chat was initiated from the prompt library
 ---@field ignore_system_prompt? table Do not send the default system prompt with the request
 ---@field last_role? string The role of the last response in the chat buffer
 ---@field messages? table The messages to display in the chat buffer