feat: remove history command (#2063)

* feat: remove history command

* Address code review

Co-authored-by: Michael Bøcker-Larsen <247048+mblarsen@users.noreply.github.com>

---------

Co-authored-by: Michael Bøcker-Larsen <247048+mblarsen@users.noreply.github.com>

lua/avante/history_selector.lua

@@ -31,13 +31,15 @@ function M.open(bufnr, cb)
   end
 
   if #selector_items == 0 then
-    Utils.warn("No models available in config")
+    Utils.warn("No history items found.")
     return
   end
 
-  local selector = Selector:new({
-    provider = Config.selector.provider,
-    title = "Select Avante History",
+  local current_selector -- To be able to close it from the keymap
+
+  current_selector = Selector:new({
+    provider = Config.selector.provider, -- This should be 'native' for the current setup
+    title = "Avante History (Select, then choose action)", -- Updated title
     items = vim
       .iter(selector_items)
       :map(
@@ -60,8 +62,21 @@ function M.open(bufnr, cb)
       local content = Sidebar.render_history_content(history)
       return content, "markdown"
     end,
+    on_delete_item = function(item_id_to_delete)
+      if not item_id_to_delete then
+        Utils.warn("No item ID provided for deletion.")
+        return
+      end
+      Path.history.delete(bufnr, item_id_to_delete) -- bufnr from M.open's scope
+      -- The native provider handles the UI flow; we just need to refresh.
+      M.open(bufnr, cb) -- Re-open the selector to refresh the list
+    end,
+    on_action_cancel = function()
+      -- If the user cancels the open/delete prompt, re-open the history selector.
+      M.open(bufnr, cb)
+    end,
   })
-  selector:open()
+  current_selector:open()
 end
 
 return M