Refactor all the custom modules into better structures. Clear separation of keybindings that belong to cusstom modules. Added custom snippets and vsc snippets.

lua/custom/typst/init.lua

@@ -0,0 +1,80 @@
+local M = {}
+
+local functions = require("utils.functions")
+
+local watch_job_id = nil
+local watch_buf_id = nil
+local watch_tab_id = nil
+
+function M.watch_and_open()
+	-- Parse the current file and check for typst
+	vim.notify("INIT", vim.log.levels.WARN)
+	local input = vim.fn.expand("%:p")
+	if not input:match("%.typ$") then
+		vim.notify("Not a Typst file", vim.log.levels.WARN)
+		return
+	end
+	local dir = vim.fn.fnamemodify(input, ":h")    -- directory of the Typst file
+	local filename = vim.fn.expand("%:t:r") .. ".pdf" -- filename without extension + .pdf
+
+	-- Check if a watcher is already running for this file
+	if watch_job_id then
+		vim.notify("Typst watcher already running - please close zathura", vim.log.levels.INFO)
+		return
+	end
+
+	local output = dir .. "/" .. filename
+
+	-- Start typst watch
+	local cwd = vim.fn.getcwd() -- set the starting directory
+
+	-- TODO: root setting does not work
+	local watch_cmd = { "typst", "watch", "--root", cwd, input, output }
+	watch_job_id = vim.fn.jobstart(watch_cmd, {
+		stdout_buffered = false,
+		stderr_buffered = false, -- Ensure stderr is unbuffered for real-time error output
+		on_stderr = function(_, data)
+			if data then
+				if not watch_tab_id then
+					local pre_tab = vim.api.nvim_get_current_tabpage() -- Get the current tab ID
+					vim.cmd('tabnew')                  -- Open a new tab
+					watch_tab_id = vim.api.nvim_get_current_tabpage() -- Get the current tab ID
+					watch_buf_id = vim.api.nvim_get_current_buf() -- Get the buffer ID of the new tab
+					vim.api.nvim_buf_set_option(watch_buf_id, "swapfile", false)
+					vim.api.nvim_buf_set_name(watch_buf_id, "/tmp/TypstLog")
+					vim.api.nvim_buf_set_lines(watch_buf_id, 0, 0, false, { "Watching: " .. input }) -- Insert at the top
+					vim.cmd('write!')
+					vim.api.nvim_set_current_tabpage(pre_tab)
+				end
+				-- Write stdout data to the same buffer
+				for _, line in ipairs(data) do
+					if line ~= "" then
+						vim.api.nvim_buf_set_lines(watch_buf_id, -1, -1, false, { "[LOG] " .. line })
+					end
+				end
+			end
+		end,
+		on_exit = function(_, exit_code)
+			if exit_code == 0 then
+				vim.notify("Typst watch stopped successfully", vim.log.levels.INFO)
+			else
+				vim.notify("Typst watch stopped with errors", vim.log.levels.ERROR)
+			end
+			watch_job_id = nil
+		end,
+	})
+	vim.notify("Started Typst watch", vim.log.levels.INFO)
+
+	vim.fn.system("killall .zathura-wrapped")
+	functions.sleep(0.5)
+	vim.fn.jobstart({ "zathura", output }, {
+		on_exit = function()
+			if watch_job_id then
+				vim.fn.jobstop(watch_job_id)
+			end
+			watch_job_id = nil
+		end,
+	})
+end
+
+return M