Add user option for sidebar window focus mapping (#585)

* add mappings for window navigation in sidebar

* add new mapping option to readme

* rollback formatitng changes in Readme file

README.md

@@ -231,6 +231,10 @@ _See [config.lua#L9](./lua/avante/config.lua) for the full config_
       normal = "<CR>",
       insert = "<C-s>",
     },
+    sidebar = {
+      switch_windows = "<Tab>",
+      reverse_switch_windows = "<S-Tab>",
+    },
   },
   hints = { enabled = true },
   windows = {

lua/avante/config.lua

@@ -148,6 +148,10 @@ You are an excellent programming expert.
       hint = "<leader>ah",
       suggestion = "<leader>as",
     },
+    sidebar = {
+      switch_windows = "<Tab>",
+      reverse_switch_windows = "<S-Tab>",
+    },
   },
   windows = {
     ---@alias AvantePosition "right" | "left" | "top" | "bottom"

lua/avante/sidebar.lua

@@ -616,8 +616,12 @@ function Sidebar:render_input(ask)
 
   local code_file_fullpath = api.nvim_buf_get_name(self.code.bufnr)
   local code_filename = fn.fnamemodify(code_file_fullpath, ":t")
-  local header_text =
-    string.format("󱜸 %s %s %s (<Tab>: switch focus)", ask and "Ask" or "Chat with", icon, code_filename)
+  local header_text = string.format(
+    "󱜸 %s %s %s (" .. Config.mappings.sidebar.switch_windows .. ": switch focus)",
+    ask and "Ask" or "Chat with",
+    icon,
+    code_filename
+  )
 
   if self.code.selection ~= nil then
     header_text = string.format(
@@ -887,15 +891,15 @@ function Sidebar:refresh_winids()
 
   for _, winid in ipairs(winids) do
     local buf = api.nvim_win_get_buf(winid)
-    vim.keymap.set(
+    Utils.safe_keymap_set(
       { "n", "i" },
-      "<Tab>",
+      Config.mappings.sidebar.switch_windows,
       function() switch_windows() end,
       { buffer = buf, noremap = true, silent = true }
     )
-    vim.keymap.set(
+    Utils.safe_keymap_set(
       { "n", "i" },
-      "<S-Tab>",
+      Config.mappings.sidebar.reverse_switch_windows,
       function() reverse_switch_windows() end,
       { buffer = buf, noremap = true, silent = true }
     )