From a6f03388c6cc7e3bc53929a46350d0c7e777f9c8 Mon Sep 17 00:00:00 2001
From: Minijackson <minijackson@riseup.net>
Date: Sat, 30 Mar 2024 14:40:45 +0100
Subject: dotfiles/vim-dev: integrate LTeX with 'spelllang'

---
 dotfiles/vim/lua/vim-dev.lua | 60 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

(limited to 'dotfiles/vim/lua/vim-dev.lua')

diff --git a/dotfiles/vim/lua/vim-dev.lua b/dotfiles/vim/lua/vim-dev.lua
index ccbd923..9dc1e57 100644
--- a/dotfiles/vim/lua/vim-dev.lua
+++ b/dotfiles/vim/lua/vim-dev.lua
@@ -124,3 +124,63 @@ require("actions-preview").setup()
 require("dapui").setup()
 require("nvim-dap-virtual-text").setup()
 require('telescope').load_extension('dap')
+
+-- LTex
+
+local function set_ltex_lang(lang)
+	local ltex = vim.lsp.get_active_clients({ name = "ltex" })[1]
+	if ltex == nil then
+		return
+	end
+
+	if lang == nil then
+		lang = vim.opt_local.spelllang:get()[1]
+	end
+
+	if lang == "en" then
+		lang = "en-US"
+	end
+
+	ltex.config.settings.ltex.language = lang
+end
+
+vim.api.nvim_create_user_command(
+	"LTeXSetLang",
+	function(opts)
+		local lang = opts.fargs[1]
+		set_ltex_lang(lang)
+	end,
+	{
+		nargs = 1,
+		complete = function() return { "en", "fr" } end,
+	}
+)
+
+vim.api.nvim_create_autocmd("OptionSet", {
+	desc = "Set LTex language on spell change",
+	callback = function(ev)
+		if ev.match ~= "spelllang" then
+			return
+		end
+		set_ltex_lang()
+	end,
+})
+
+vim.api.nvim_create_autocmd("LspAttach", {
+	desc = "Set LTex language on attach",
+	callback = function(ev)
+		local client = vim.lsp.get_client_by_id(ev.data.client_id)
+		if client.config.name ~= "ltex" then
+			return
+		end
+		set_ltex_lang()
+	end,
+})
+
+-- TODO: implement custom client-side commands like:
+--
+-- vim.lsp.commands["_ltex.addToDictionary"] = function(params)
+-- 	print(vim.inspect(params))
+-- end
+--
+-- See: https://valentjn.github.io/ltex/ltex-ls/server-usage.html#commands
-- 
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