From dcc452e3950ffdc8a711545aa608f79e9c9e33c9 Mon Sep 17 00:00:00 2001
From: Harivansh Rathi <rathiharivansh@gmail.com>
Date: Sun, 22 Feb 2026 22:11:26 -0500
Subject: [PATCH] cp

---
 lazy-lock.json         | 10 +++----
 lua/plugins/editor.lua | 61 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 66 insertions(+), 5 deletions(-)

diff --git a/lazy-lock.json b/lazy-lock.json
index f0f44da..0206dc5 100644
--- a/lazy-lock.json
+++ b/lazy-lock.json
@@ -1,22 +1,22 @@
 {
-  "cp.nvim": { "branch": "main", "commit": "ff5ba39a592d079780819bb8226dcb35741349a4" },
+  "cp.nvim": { "branch": "main", "commit": "3a5917711b2f23e39aa5f11fcea3bdef0094b240" },
   "diffs.nvim": { "branch": "main", "commit": "dfebc68a1fc3e93dae5b6d49133243ec1886cb19" },
   "flash.nvim": { "branch": "main", "commit": "fcea7ff883235d9024dc41e638f164a450c14ca2" },
   "fzf-lua": { "branch": "main", "commit": "9004cbb4c065a32b690e909c49903967b45301eb" },
   "gitsigns.nvim": { "branch": "main", "commit": "9f3c6dd7868bcc116e9c1c1929ce063b978fa519" },
   "gruvbox.nvim": { "branch": "main", "commit": "561126520034a1dac2f78ab063db025d12555998" },
-  "lazy.nvim": { "branch": "main", "commit": "85c7ff3711b730b4030d03144f6db6375044ae82" },
+  "lazy.nvim": { "branch": "main", "commit": "306a05526ada86a7b30af95c5cc81ffba93fef97" },
   "lualine.nvim": { "branch": "master", "commit": "47f91c416daef12db467145e16bed5bbfe00add8" },
   "nonicons.nvim": { "branch": "main", "commit": "5426ec037f2a295ae687fa9d4def290fb044e3e8" },
   "nvim-autopairs": { "branch": "master", "commit": "59bce2eef357189c3305e25bc6dd2d138c1683f5" },
   "nvim-lspconfig": { "branch": "master", "commit": "5a855bcfec7973767a1a472335684bbd71d2fa2b" },
-  "nvim-surround": { "branch": "main", "commit": "1098d7b3c34adcfa7feb3289ee434529abd4afd1" },
-  "nvim-treesitter": { "branch": "main", "commit": "dc42c209f3820bdfaae0956f15de29689aa6b451" },
+  "nvim-surround": { "branch": "main", "commit": "2800277e75eda268df2bfab6ebc53e2635455318" },
+  "nvim-treesitter": { "branch": "master", "commit": "42fc28ba918343ebfd5565147a42a26580579482" },
   "nvim-treesitter-textobjects": { "branch": "main", "commit": "a0e182ae21fda68c59d1f36c9ed45600aef50311" },
   "nvim-ufo": { "branch": "main", "commit": "ab3eb124062422d276fae49e0dd63b3ad1062cfc" },
   "nvim-web-devicons": { "branch": "master", "commit": "746ffbb17975ebd6c40142362eee1b0249969c5c" },
   "oil-git.nvim": { "branch": "main", "commit": "c99db7b1dd8dd500c3ec530dc07000dfbeb6e080" },
-  "oil.nvim": { "branch": "master", "commit": "f55b25e493a7df76371cfadd0ded5004cb9cd48a" },
+  "oil.nvim": { "branch": "master", "commit": "48fc83a9978c5f25833634700c08be583ee78eb7" },
   "promise-async": { "branch": "main", "commit": "119e8961014c9bfaf1487bf3c2a393d254f337e2" },
   "supermaven-nvim": { "branch": "main", "commit": "07d20fce48a5629686aefb0a7cd4b25e33947d50" },
   "vim-fugitive": { "branch": "master", "commit": "61b51c09b7c9ce04e821f6cf76ea4f6f903e3cf4" }
diff --git a/lua/plugins/editor.lua b/lua/plugins/editor.lua
index 6430d7b..15d77d0 100644
--- a/lua/plugins/editor.lua
+++ b/lua/plugins/editor.lua
@@ -70,12 +70,72 @@ return {
                         default_language = 'python',
                     },
                 },
+                open_url = true,
                 ui = {
                     picker = 'fzf-lua',
                 },
             }
         end,
         config = function()
+            local function open_url(url)
+                local ok_ui_open, opened = pcall(vim.ui.open, url)
+                if ok_ui_open and opened ~= false then
+                    return
+                end
+
+                local opener = nil
+                if vim.fn.has('macunix') == 1 then
+                    opener = 'open'
+                elseif vim.fn.has('unix') == 1 then
+                    opener = 'xdg-open'
+                end
+
+                if opener then
+                    vim.fn.jobstart({ opener, url }, { detach = true })
+                end
+            end
+
+            local function open_current_cp_problem_url()
+                local ok_state, state = pcall(require, 'cp.state')
+                local ok_cache, cache = pcall(require, 'cp.cache')
+                if not (ok_state and ok_cache) then
+                    return
+                end
+
+                local platform = state.get_platform()
+                local contest_id = state.get_contest_id()
+                local problem_id = state.get_problem_id()
+                if not (platform and contest_id and problem_id) then
+                    return
+                end
+
+                cache.load()
+                local contest = cache.get_contest_data(platform, contest_id)
+                if contest and contest.url then
+                    open_url(contest.url:format(problem_id))
+                end
+            end
+
+            -- cp.nvim only opens URLs when first entering a contest; extend this locally for next/prev.
+            local ok_setup, setup = pcall(require, 'cp.setup')
+            local ok_config, cp_config = pcall(require, 'cp.config')
+            if ok_setup and ok_config and not setup._url_open_patch_applied then
+                local original_navigate_problem = setup.navigate_problem
+                setup.navigate_problem = function(direction, language)
+                    local ok_state, state = pcall(require, 'cp.state')
+                    local old_problem_id = ok_state and state.get_problem_id() or nil
+                    original_navigate_problem(direction, language)
+
+                    local cfg = cp_config.get_config()
+                    local new_problem_id = ok_state and state.get_problem_id() or nil
+                    local moved = old_problem_id ~= nil and new_problem_id ~= nil and old_problem_id ~= new_problem_id
+                    if cfg and cfg.open_url and moved then
+                        vim.schedule(open_current_cp_problem_url)
+                    end
+                end
+                setup._url_open_patch_applied = true
+            end
+
             map('n', '<leader>cr', '<cmd>CP run<cr>', { desc = 'CP run' })
             map('n', '<leader>cp', '<cmd>CP panel<cr>', { desc = 'CP panel' })
             map('n', '<leader>ce', '<cmd>CP edit<cr>', { desc = 'CP edit tests' })
@@ -83,6 +143,7 @@ return {
             map('n', '<leader>cN', '<cmd>CP prev<cr>', { desc = 'CP previous problem' })
             map('n', '<leader>cc', '<cmd>CP pick<cr>', { desc = 'CP contest picker' })
             map('n', '<leader>ci', '<cmd>CP interact<cr>', { desc = 'CP interact' })
+            map('n', '<leader>co', open_current_cp_problem_url, { desc = 'CP open problem url' })
         end,
     },
     {