From 286d21cd0edbd9b5022d94c6f3c73b90c69d38a7 Mon Sep 17 00:00:00 2001
From: Barrett Ruth <br.barrettruth@gmail.com>
Date: Fri, 12 Sep 2025 08:49:22 -0500
Subject: [PATCH] update config for cpp versions

---
 lua/cp/config.lua  | 45 +++++++++++++++++++++++++++++++++++++++++----
 lua/cp/init.lua    |  5 +++++
 templates/.clangd  | 33 ---------------------------------
 templates/makefile |  1 -
 4 files changed, 46 insertions(+), 38 deletions(-)
 delete mode 100644 templates/.clangd

diff --git a/lua/cp/config.lua b/lua/cp/config.lua
index 3fcf4d1..5860363 100644
--- a/lua/cp/config.lua
+++ b/lua/cp/config.lua
@@ -2,15 +2,52 @@ local M = {}
 
 M.defaults = {
 	contests = {
-		atcoder = { cpp_version = 23 },
-		codeforces = { cpp_version = 23 },
-		cses = { cpp_version = 20 },
+		default = {
+			cpp_version = 20,
+			compile_flags = { "-O2", "-DLOCAL", "-Wall", "-Wextra" },
+			debug_flags = { "-g3", "-fsanitize=address,undefined", "-DLOCAL" },
+			timeout_ms = 2000,
+		},
+		atcoder = {
+			cpp_version = 23,
+		},
+		codeforces = {
+			cpp_version = 23,
+		},
+		cses = {},
 	},
 	snippets = {},
 }
 
+local function extend_contest_config(base_config, contest_config)
+	local result = vim.deepcopy(base_config)
+
+	for key, value in pairs(contest_config) do
+		if key == "compile_flags" or key == "debug_flags" then
+			vim.list_extend(result[key], value)
+		else
+			result[key] = value
+		end
+	end
+
+	local std_flag = ("-std=c++%d"):format(result.cpp_version)
+	table.insert(result.compile_flags, 1, std_flag)
+	table.insert(result.debug_flags, 1, std_flag)
+
+	return result
+end
+
 function M.setup(user_config)
-	return vim.tbl_deep_extend("force", M.defaults, user_config or {})
+	local config = vim.tbl_deep_extend("force", M.defaults, user_config or {})
+
+	local default_contest = config.contests.default
+	for contest_name, contest_config in pairs(config.contests) do
+		if contest_name ~= "default" then
+			config.contests[contest_name] = extend_contest_config(default_contest, contest_config)
+		end
+	end
+
+	return config
 end
 
 return M
diff --git a/lua/cp/init.lua b/lua/cp/init.lua
index 98a44e6..fb73e63 100644
--- a/lua/cp/init.lua
+++ b/lua/cp/init.lua
@@ -8,6 +8,11 @@ local function log(msg, level)
 	vim.notify(("[cp.nvim]: %s"):format(msg), level or vim.log.levels.INFO)
 end
 
+if not vim.fn.has("nvim-0.10.0") then
+	log("cp.nvim requires Neovim 0.10.0+", vim.log.levels.ERROR)
+	return M
+end
+
 local function clearcol()
 	vim.api.nvim_set_option_value("number", false, { scope = "local" })
 	vim.api.nvim_set_option_value("relativenumber", false, { scope = "local" })
diff --git a/templates/.clangd b/templates/.clangd
deleted file mode 100644
index e5046e6..0000000
--- a/templates/.clangd
+++ /dev/null
@@ -1,33 +0,0 @@
-CompileFlags:
-	Add:
-		-O2
-		-Wall
-		-Wextra
-		-Wpedantic
-		-Wshadow
-		-Wformat=2
-		-Wfloat-equal
-		-Wlogical-op
-		-Wshift-overflow=2
-		-Wnon-virtual-dtor
-		-Wold-style-cast
-		-Wcast-qual
-		-Wuseless-cast
-		-Wno-sign-promotion
-		-Wcast-align
-		-Wunused
-		-Woverloaded-virtual
-		-Wconversion
-		-Wsign-conversion
-		-Wmisleading-indentation
-		-Wduplicated-cond
-		-Wduplicated-branches
-		-Wlogical-op
-		-Wnull-dereference
-		-Wformat=2
-		-Wformat-overflow
-		-Wformat-truncation
-		-Wdouble-promotion
-		-Wundef
-		-DLOCAL
-		-Wno-unknown-pragmas
diff --git a/templates/makefile b/templates/makefile
index 30acf70..0ae8c41 100644
--- a/templates/makefile
+++ b/templates/makefile
@@ -19,7 +19,6 @@ setup:
 	test -d build || mkdir -p build
 	test -d io || mkdir -p io
 	test -f compile_flags.txt && echo -std=c++$(VERSION) >>compile_flags.txt
-	test -f .clangd && echo -e "\t\t-std=c++$(VERSION)" >>.clangd
 
 init:
 	make setup