From 9e9a73232d3dc6254a89483639137676caa80dd8 Mon Sep 17 00:00:00 2001
From: tiyn <tiyn@mail-mk.eu>
Date: Thu, 10 Aug 2023 03:48:56 +0200
Subject: [PATCH] nvim: swapped async tex previewer

---
 .config/nvim/lua/autocmd.lua     |  4 ++--
 .config/nvim/lua/keymap.lua      |  9 +++++++--
 .config/nvim/lua/loadplugins.lua | 25 ++++++++++++++++---------
 .local/bin/tools/nvim/opout      | 14 --------------
 .local/bin/tools/nvim/texclear   |  3 +--
 5 files changed, 26 insertions(+), 29 deletions(-)
 delete mode 100755 .local/bin/tools/nvim/opout

diff --git a/.config/nvim/lua/autocmd.lua b/.config/nvim/lua/autocmd.lua
index 28c5322..fb5069f 100644
--- a/.config/nvim/lua/autocmd.lua
+++ b/.config/nvim/lua/autocmd.lua
@@ -19,7 +19,7 @@ vim.filetype.add({
 
 vim.api.nvim_create_autocmd({ 'VimLeave' },
   {
-    pattern = { 'c' },
+    pattern = { '*.c' },
     command = '!cclear'
   })
 
@@ -105,7 +105,7 @@ vim.api.nvim_create_autocmd({ 'BufEnter', 'FileType' },
 
 vim.api.nvim_create_autocmd({ 'VimLeave' },
   {
-    pattern = { 'tex' },
+    pattern = { '*.tex' },
     command = '!texclear %'
   })
 
diff --git a/.config/nvim/lua/keymap.lua b/.config/nvim/lua/keymap.lua
index c659517..a1b34e7 100644
--- a/.config/nvim/lua/keymap.lua
+++ b/.config/nvim/lua/keymap.lua
@@ -42,8 +42,13 @@ vim.api.nvim_set_keymap('n', '<leader>ss', ':%s//gI<Left><Left><Left>', { norema
 vim.api.nvim_set_keymap('n', '<leader>is', ':.w >> in<cr>dd', { noremap = true })
 
 
--- open corresponding file (pdf/html/...,md)
-vim.api.nvim_set_keymap('n', '<leader>p', ':!opout <c-r>%<CR><CR>', { noremap = true })
+-- frabjous/knap
+vim.api.nvim_create_autocmd('FileType', {
+  pattern = 'tex',
+  callback = function()
+    vim.api.nvim_set_keymap('n', '<leader>p', ':lua require("knap").toggle_autopreviewing()<CR>', { noremap = true })
+  end,
+})
 
 -- iamcco/markdown-preview.nvim
 vim.api.nvim_create_autocmd('FileType', {
diff --git a/.config/nvim/lua/loadplugins.lua b/.config/nvim/lua/loadplugins.lua
index 6918e5a..d41d186 100644
--- a/.config/nvim/lua/loadplugins.lua
+++ b/.config/nvim/lua/loadplugins.lua
@@ -67,15 +67,6 @@ return require("lazy").setup({
       build = "cd app && yarn install"
     },
 
-    -- latex asynchronous pdf rendering
-    {
-      'donRaphaco/neotex',
-      ft = { 'tex' },
-      config = function()
-        vim.g.neotex_enabled = 2
-      end
-    },
-
     -- nim language support
     {
       'zah/nim.vim',
@@ -420,6 +411,21 @@ return require("lazy").setup({
       config = {}
     },
 
+    -- latex asynchronous pdf rendering
+    {
+      'frabjous/knap',
+      ft = { 'tex' },
+      config = function()
+        vim.g.knap_settings = {
+          texoutputext = "pdf",
+          textopdf = "pdflatex -synctex=1 -halt-on-error -interaction=batchmode %docroot%",
+          textopdfviewerlaunch = "zathura --synctex-editor-command 'nvim --headless -es --cmd \"lua require('\"'\"'knaphelper'\"'\"').relayjump('\"'\"'%servername%'\"'\"','\"'\"'%{input}'\"'\"',%{line},0)\"' %outputfile%",
+          textopdfviewerrefresh = "none",
+          textopdfforwardjump = "zathura --synctex-forward=%line%:%column%:%srcfile% %outputfile%"
+        }
+      end
+    },
+
     -- colorscheme
     {
       'tiyn/vim-tccs',
@@ -427,6 +433,7 @@ return require("lazy").setup({
         vim.cmd('colorscheme tccs')
       end
     },
+
   },
 
   -- lazy.nvim configuration
diff --git a/.local/bin/tools/nvim/opout b/.local/bin/tools/nvim/opout
deleted file mode 100755
index bc0a8f9..0000000
--- a/.local/bin/tools/nvim/opout
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/bin/sh
-
-# opout: "open output": A general handler for opening a file's intended output,
-# usually the pdf of a compiled document.  I find this useful especially
-# running from vim.
-# by lukesmithxyz, checkout github.com/lukesmithxyz/voidrice
-
-basename="$(echo "$1" | sed 's/\.[^\/.]*$//')"
-
-case "$1" in
-	*.tex|*.m[dse]|*.[rR]md|*.mom|*.[0-9]) setsid xdg-open "$basename".pdf >/dev/null 2>&1 & ;;
-	*.html) setsid "$BROWSER" "$basename".html >/dev/null 2>&1 & ;;
-	*.sent) setsid sent "$1" >/dev/null 2>&1 & ;;
-esac
diff --git a/.local/bin/tools/nvim/texclear b/.local/bin/tools/nvim/texclear
index d7395b2..aead279 100755
--- a/.local/bin/tools/nvim/texclear
+++ b/.local/bin/tools/nvim/texclear
@@ -10,8 +10,7 @@ case "$1" in
 	dir=$(dirname "$file")
 	base="${file%.*}"
         if [ -f "$dir/indent.log" ]; then rm "$dir/indent.log"; fi
-	find "$dir"  -maxdepth 1 -type f -regextype gnu-awk -regex "^$base\\.(4tc|xref|tmp|pyc|pyo|fls|vrb|fdb_latexmk|bak|swp|log|synctex\\(busy\\)|lof|lot|maf|idx|mtc|mtc0|nav|out|snm|toc|bcf|run\\.xml|synctex\\.gz|blg|bbl|glg|glo|gls|glsdefs|ilg|ist|acn|acr|alg|toc)" -delete ;
+	find "$dir"  -maxdepth 1 -type f -regextype gnu-awk -regex "^$base\\.(4tc|xref|tmp|pyc|pyo|fls|vrb|fdb_latexmk|bak|swp|log|synctex\\(busy\\)|lof|lot|maf|idx|mtc|mtc0|nav|out|snm|toc|loa|bcf|run\\.xml|synctex\\.gz|blg|bbl|glg|glo|gls|glsdefs|ilg|ist|acn|acr|alg|toc)" -delete ;
 	find "$dir"  -maxdepth 1 -type f -regextype gnu-awk -regex ".*\\.aux" -delete ;;
 	*) printf "Give .tex file as argument.\\n" ;;
 esac
-