fix(picker): pause input progress info for 60ms to prevent flickering when finder is too fast

lua/snacks/picker/core/input.lua

@@ -3,6 +3,7 @@
 ---@field totals string
 ---@field picker snacks.Picker
 ---@field filter snacks.picker.Filter
+---@field paused? boolean
 local M = {}
 M.__index = M
 
@@ -142,7 +143,7 @@ function M:update()
     Snacks.util.wo(self.win.win, { statuscolumn = sc })
   end
   local line = {} ---@type snacks.picker.Highlight[]
-  if self.picker:is_active() then
+  if self.picker:is_active() and self.spinner ~= false then
     line[#line + 1] = { Snacks.util.spinner(), "SnacksPickerSpinner" }
     line[#line + 1] = { " " }
   end
@@ -171,6 +172,14 @@ function M:get()
   return self.win:line()
 end
 
+function M:pause(ms)
+  self.paused = true
+  vim.defer_fn(function()
+    self.paused = false
+    self:update()
+  end, ms or 100)
+end
+
 ---@param pattern? string
 ---@param search? string
 function M:set(pattern, search)

lua/snacks/picker/core/picker.lua

@@ -744,11 +744,11 @@ function M:update(opts)
   end
 
   if self.shown then
-    if not self:is_active() then
+    if not self:is_active() or list_count > 3 then
       self.list:unpause()
     end
     -- update list and input
-    if not self.list.paused then
+    if not self.input.paused then
       self.input:update()
     end
     self.list:update(opts)
@@ -819,7 +819,7 @@ function M:find(opts)
     self:update_titles()
     if self:count() > 0 then
       -- pause rapid list updates to prevent flickering
-      self.list:pause(60)
+      self.list:pause(2000)
     end
     self.finder:run(self)
   end
@@ -834,6 +834,9 @@ function M:find(opts)
         opts.on_done()
       end
     end
+
+    self.input:pause(60)
+
     self:progress()
   end
 end