From d5686efbd00942b3e38de7c08b8df69d961b02f0 Mon Sep 17 00:00:00 2001
From: Folke Lemaitre <folke.lemaitre@gmail.com>
Date: Tue, 23 Jul 2024 13:31:20 +0200
Subject: [PATCH] feat: added `opts.git.cooldown` to allow updating plugins on
 slow connections. Fixes #1656

---
 lua/lazy/core/config.lua     |  4 ++++
 lua/lazy/manage/task/git.lua | 16 +++++++++++++++-
 lua/lazy/types.lua           |  1 +
 3 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/lua/lazy/core/config.lua b/lua/lazy/core/config.lua
index e02ed0b..f5633b1 100644
--- a/lua/lazy/core/config.lua
+++ b/lua/lazy/core/config.lua
@@ -41,6 +41,10 @@ M.defaults = {
       rate = 2,
       duration = 5 * 1000, -- in ms
     },
+    -- Time in seconds to wait before running fetch again for a plugin.
+    -- Repeated update/check operations will not run again until this
+    -- cooldown period has passed.
+    cooldown = 0,
   },
   pkg = {
     enabled = true,
diff --git a/lua/lazy/manage/task/git.lua b/lua/lazy/manage/task/git.lua
index bd7ee38..c54c809 100644
--- a/lua/lazy/manage/task/git.lua
+++ b/lua/lazy/manage/task/git.lua
@@ -40,6 +40,15 @@ function throttle.wait()
   end
 end
 
+---@param plugin LazyPlugin
+local function cooldown(plugin)
+  if not plugin._.last_check then
+    return false
+  end
+  local delta = (vim.uv.now() - plugin._.last_check) / 1000
+  return delta < Config.options.git.cooldown
+end
+
 ---@type table<string, LazyTaskDef>
 local M = {}
 
@@ -266,7 +275,7 @@ M.status = {
 -- fetches all needed origin branches
 M.fetch = {
   skip = function(plugin)
-    return not plugin._.installed or plugin._.is_local
+    return not plugin._.installed or plugin._.is_local or cooldown(plugin)
   end,
 
   ---@async
@@ -287,6 +296,11 @@ M.fetch = {
     self:spawn("git", {
       args = args,
       cwd = self.plugin.dir,
+      on_exit = function(ok)
+        if ok then
+          self.plugin._.last_check = vim.uv.now()
+        end
+      end,
     })
   end,
 }
diff --git a/lua/lazy/types.lua b/lua/lazy/types.lua
index 0a10467..5921169 100644
--- a/lua/lazy/types.lua
+++ b/lua/lazy/types.lua
@@ -20,6 +20,7 @@
 ---@field tasks? LazyTask[]
 ---@field updated? {from:string, to:string}
 ---@field updates? {from:GitInfo, to:GitInfo}
+---@field last_check? number
 ---@field working? boolean
 ---@field pkg? LazyPkg