From a073daa268b2c910fea5a50d00e40353159d4e3b Mon Sep 17 00:00:00 2001
From: Chris Grieser <73286100+chrisgrieser@users.noreply.github.com>
Date: Wed, 26 Jun 2024 12:50:21 +0200
Subject: [PATCH] refactor(incrementalPreview): only use one hlgroup

---
 README.md                            | 10 +---------
 lua/rip-substitute/config.lua        | 15 +++++++++------
 lua/rip-substitute/rg-operations.lua |  8 +++-----
 3 files changed, 13 insertions(+), 20 deletions(-)

diff --git a/README.md b/README.md
index 86f0856..da5ab35 100644
--- a/README.md
+++ b/README.md
@@ -9,10 +9,6 @@
 Search & replace in the current buffer with a modern UI and modern regex flavor.
 A substitute for vim's `:substitute` using `ripgrep`.
 
-> [!NOTE]
-> This plugin is still in early development. Its features and options are
-> subject to change.
-
 https://github.com/chrisgrieser/nvim-rip-substitute/assets/73286100/4afad8d8-c0d9-4ba6-910c-0510d4b9b669
 
 ## Table of Contents
@@ -115,11 +111,7 @@ require("rip-substitute").setup {
 		insertModeConfirm = "<C-CR>", -- (except this one, obviously)
 	},
 	incrementalPreview = {
-		hlGroups = {
-			replacement = "IncSearch",
-			activeSearch = "IncSearch",
-			inactiveSearch = "LspInlayHint",
-		},
+		matchHlGroup = "IncSearch",
 		rangeBackdrop = {
 			enabled = true,
 			blend = 50, -- between 0 and 100
diff --git a/lua/rip-substitute/config.lua b/lua/rip-substitute/config.lua
index 56c61cb..7f22f03 100644
--- a/lua/rip-substitute/config.lua
+++ b/lua/rip-substitute/config.lua
@@ -1,4 +1,5 @@
 local M = {}
+local notify = require("rip-substitute.utils").notify
 --------------------------------------------------------------------------------
 
 ---@class ripSubstituteConfig
@@ -23,11 +24,7 @@ local defaultConfig = {
 		insertModeConfirm = "<C-CR>", -- (except this one, obviously)
 	},
 	incrementalPreview = {
-		hlGroups = {
-			replacement = "IncSearch",
-			activeSearch = "IncSearch",
-			inactiveSearch = "LspInlayHint",
-		},
+		matchHlGroup = "IncSearch",
 		rangeBackdrop = {
 			enabled = true,
 			blend = 50, -- between 0 and 100
@@ -59,7 +56,13 @@ function M.setup(userConfig)
 		local fallback = defaultConfig.popupWin.border
 		M.config.popupWin.border = fallback
 		local msg = ('Border "none" is not supported, falling back to %q'):format(fallback)
-		require("rip-substitute.utils").notify(msg, "warn")
+		notify(msg, "warn")
+	end
+
+	-- DEPRECATION
+	if M.config.incrementalPreview.hlGroups then
+		local msg = "`incrementalPreview.hlGroups.{name}` is deprecated, use `incrementalPreview.matchHlGroup` instead."
+		notify(msg, "warn")
 	end
 end
 
diff --git a/lua/rip-substitute/rg-operations.lua b/lua/rip-substitute/rg-operations.lua
index 551542b..ed551d7 100644
--- a/lua/rip-substitute/rg-operations.lua
+++ b/lua/rip-substitute/rg-operations.lua
@@ -96,13 +96,11 @@ function M.incrementalPreviewAndMatchCount(viewStartLnum, viewEndLnum)
 	local state = require("rip-substitute.state").state
 	state.matchCount = 0
 	vim.api.nvim_buf_clear_namespace(state.targetBuf, state.incPreviewNs, 0, -1)
+	local hlGroup = require("rip-substitute.config").config.incrementalPreview.matchHlGroup
 
 	local toSearch, toReplace = getSearchAndReplaceValuesFromPopup()
 	if toSearch == "" then return end
 
-	local opts = require("rip-substitute.config").config.incrementalPreview
-	local hl = opts.hlGroups
-
 	-- DETERMINE MATCHES
 	local rgArgs = { toSearch, "--line-number", "--column", "--only-matching" }
 	local code, searchMatches = runRipgrep(rgArgs)
@@ -152,7 +150,7 @@ function M.incrementalPreviewAndMatchCount(viewStartLnum, viewEndLnum)
 			vim.api.nvim_buf_add_highlight(
 				state.targetBuf,
 				state.incPreviewNs,
-				hl.activeSearch,
+				hlGroup,
 				match.lnum,
 				match.col,
 				matchEndCol
@@ -182,7 +180,7 @@ function M.incrementalPreviewAndMatchCount(viewStartLnum, viewEndLnum)
 
 	vim.iter(replacements):slice(viewStartIdx, viewEndIdx):map(parseRgResult):each(function(repl)
 		local matchEndCol = table.remove(matchEndcolsInViewport, 1)
-		local virtText = { repl.text, hl.replacement }
+		local virtText = { repl.text, hlGroup }
 		vim.api.nvim_buf_set_extmark(
 			state.targetBuf,
 			state.incPreviewNs,