feat(api): add switch sidebar focus (#709)

lua/avante/api.lua

@@ -175,6 +175,32 @@ M.refresh = function(opts)
   sidebar:render(opts)
 end
 
+---@param opts? AskOptions
+M.focus = function(opts)
+  opts = opts or {}
+  local sidebar = require("avante").get()
+  if not sidebar then return end
+
+  local curbuf = vim.api.nvim_get_current_buf()
+  local curwin = vim.api.nvim_get_current_win()
+
+  if sidebar:is_open() then
+    if curbuf == sidebar.input.bufnr then
+      if sidebar.code.winid and sidebar.code.winid ~= curwin then vim.api.nvim_set_current_win(sidebar.code.winid) end
+    elseif curbuf == sidebar.result.bufnr then
+      if sidebar.code.winid and sidebar.code.winid ~= curwin then vim.api.nvim_set_current_win(sidebar.code.winid) end
+    else
+      if sidebar.input.winid and sidebar.input.winid ~= curwin then
+        vim.api.nvim_set_current_win(sidebar.input.winid)
+      end
+    end
+  else
+    if sidebar.code.winid then vim.api.nvim_set_current_win(sidebar.code.winid) end
+    sidebar:open(opts)
+    if sidebar.input.winid then vim.api.nvim_set_current_win(sidebar.input.winid) end
+  end
+end
+
 return setmetatable(M, {
   __index = function(t, k)
     local module = require("avante")

lua/avante/config.lua

@@ -144,6 +144,7 @@ Respect and use existing conventions, libraries, etc that are already present in
     ask = "<leader>aa",
     edit = "<leader>ae",
     refresh = "<leader>ar",
+    focus = "<leader>af",
     toggle = {
       default = "<leader>at",
       debug = "<leader>ad",

lua/avante/init.lua

@@ -77,6 +77,7 @@ H.commands = function()
     { desc = "avante: edit selected block", nargs = "*" }
   )
   cmd("Refresh", function() require("avante.api").refresh() end, { desc = "avante: refresh windows" })
+  cmd("Focus", function() require("avante.api").focus() end, { desc = "avante: switch focus windows" })
   cmd("Build", function(opts)
     local args = {}
     for _, arg in ipairs(opts.fargs) do
@@ -113,6 +114,7 @@ H.keymaps = function()
   )
   vim.keymap.set("v", "<Plug>(AvanteEdit)", function() require("avante.api").edit() end, { noremap = true })
   vim.keymap.set("n", "<Plug>(AvanteRefresh)", function() require("avante.api").refresh() end, { noremap = true })
+  vim.keymap.set("n", "<Plug>(AvanteFocus)", function() require("avante.api").focus() end, { noremap = true })
   vim.keymap.set("n", "<Plug>(AvanteBuild)", function() require("avante.api").build() end, { noremap = true })
   vim.keymap.set("n", "<Plug>(AvanteToggle)", function() M.toggle() end, { noremap = true })
   vim.keymap.set("n", "<Plug>(AvanteToggleDebug)", function() M.toggle.debug() end)
@@ -146,6 +148,13 @@ H.keymaps = function()
       function() require("avante.api").refresh() end,
       { desc = "avante: refresh" }
     )
+    Utils.safe_keymap_set(
+      "n",
+      Config.mappings.focus,
+      function() require("avante.api").focus() end,
+      { desc = "avante: focus" }
+    )
+
     Utils.safe_keymap_set("n", Config.mappings.toggle.default, function() M.toggle() end, { desc = "avante: toggle" })
     Utils.safe_keymap_set(
       "n",