nvimInstall

#!/bin/sh
#
# nvimInstall: Installs Neovim configuration files.
#
# usage: nvimInstall [ --install | --check | --remove | --clean | --nuke ]
#
#        where --install: installs nvim config into ~/.config/nvim
#              --check:   checks what was installed
#              --remove:  removes all files which were installed
#              --clean:   same as above, but also lazy.nvim installation
#              --nuke:    removes everything nvim related
#
# shellcheck shell=dash
#

export scriptName=nvimInstall
home="${DOTFILES_GIT_REPO:=~/devel/dotfiles}"/home

cd "$home" 2>/dev/null || {
   printf '\n%s: Error - failed to cd into "%s"\n\n' "$scriptName" "$home"
   return 1
}

. ../bin/parse_cmdline_and_source_functions.sh

dot_config_files='
   after/ftplugin/c.lua
   after/ftplugin/cpp.lua
   after/ftplugin/csv.lua
   after/ftplugin/fish.lua
   after/ftplugin/go.lua
   after/ftplugin/haskell.lua
   after/ftplugin/help.lua
   after/ftplugin/html.lua
   after/ftplugin/lua.lua
   after/ftplugin/markdown.lua
   after/ftplugin/ocaml.lua
   after/ftplugin/python.lua
   after/ftplugin/rust.lua
   after/ftplugin/sbt.lua
   after/ftplugin/scala.lua
   after/ftplugin/sh.lua
   after/ftplugin/toml.lua
   after/ftplugin/text.lua
   after/ftplugin/tsv.lua
   after/ftplugin/zig.lua
   lsp/bashls.lua
   lsp/cssls.lua
   lsp/css_modules_ls.lua
   lsp/css_variables.lua
   lsp/html.lua
   lsp/lua_ls.lua
   lsp/marksman.lua
   lsp/pylsp.lua
   lsp/ruff.lua
   lsp/tombi.lua
   lsp/zls.lua
   lua/grs/config/autocmds_lsp.lua
   lua/grs/config/autocmds_text.lua
   lua/grs/config/configs.lua
   lua/grs/config/globals.lua
   lua/grs/config/keymaps.lua
   lua/grs/config/keymaps_whichkey.lua
   lua/grs/config/options.lua
   lua/grs/core/lazy.lua
   lua/grs/core/lsp.lua
   lua/grs/lib/functional.lua
   lua/grs/lib/scroll.lua
   lua/grs/lib/text.lua
   lua/grs/plugins/coding/init.lua
   lua/grs/plugins/coding/format.lua
   lua/grs/plugins/coding/gitsigns.lua
   lua/grs/plugins/coding/lint.lua
   lua/grs/plugins/coding/textedit.lua
   lua/grs/plugins/ide/init.lua
   lua/grs/plugins/ide/ide.lua
   lua/grs/plugins/infrastructure/init.lua
   lua/grs/plugins/infrastructure/appearance.lua
   lua/grs/plugins/infrastructure/luarocks.lua
   lua/grs/plugins/infrastructure/mason.lua
   lua/grs/plugins/infrastructure/telescope.lua
   lua/grs/plugins/infrastructure/treesitter.lua
   lua/grs/plugins/infrastructure/whichkey.lua
   spell/en.utf-8.add
   init.lua
'

toml_files='
   stylua.toml
'

remove_items="
   $XDG_CONFIG_HOME/nvim/lua/grs/plugins/ide/completions.lua
   $XDG_CONFIG_HOME/nvim/lua/grs/plugins/infrastructure/lazy_rock.lua
   $XDG_CONFIG_HOME/nvim/lua/grs/plugins/ide/fidget.lua
   $XDG_CONFIG_HOME/nvim/lua/grs/plugins/ide/cmp.lua
   $XDG_CONFIG_HOME/nvim/lua/grs/config/grs.lua
"

dirs_to_create=""

# Pre ACTION Checks and Tasks

# Determine if spellfile needs to be processed
SpellFile="$XDG_CONFIG_HOME/nvim/spell/en.utf-8.add"
if which nvim > /dev/null 2>&1
then
   if test ! -e "$SpellFile"
   then
      compileSpellFile=yes
   elif ! diff -q "$SpellFile" config/nvim/spell/en.utf-8.add 2>&1
   then
      compileSpellFile=yes
   else
      compileSpellFile=no
   fi
fi

# Configure config/globals.lua with XDG directory locations
sedScript="s!<xdg_config_home>!$XDG_CONFIG_HOME!
           s!<xdg_cache_home>!$XDG_CACHE_HOME!
           s!<xdg_data_home>!$XDG_DATA_HOME!
           s!<xdg_state_home>!$XDG_STATE_HOME!"
config_dir=config/nvim/lua/grs/config
sed -E -e "$sedScript" $config_dir/globals.template.lua > $config_dir/globals.lua

# Perform ACTION

case "$DF_ACTION" in
   install|check|remove)
      # Install/Check Neovim files & nvim related TOML files
      process_files "$XDG_CONFIG_HOME/nvim" "
         $dot_config_files
         $toml_files
      " config/nvim 0644 "$home"
      chmod 0755 "$XDG_CONFIG_HOME/nvim"

      # Remove/report no longer needed files and directories
      remove_items "$remove_items"

      # Create/report missing directories
      ensure_dirs "$dirs_to_create"
      ;;
   clean)
      remove_item "$XDG_CONFIG_HOME/nvim"
      remove_item "$XDG_DATA_HOME/nvim/lazy"
      remove_item "$XDG_STATE_HOME/nvim/lazy"
      remove_item "$XDG_CACHE_HOME/nvim/luac"
      ;;
   nuke)
      remove_item "$XDG_CONFIG_HOME/nvim"
      remove_item "$XDG_DATA_HOME/nvim"
      remove_item "$XDG_STATE_HOME/nvim"
      remove_item "$XDG_CACHE_HOME/nvim"
      ;;
esac

# Post ACTION Tasks

case "$DF_ACTION" in
   install)
      # Recompiled spell file if necessary
      if test "$compileSpellFile" = yes
      then
         sf="${SpellFile##*/}"
         sf_dir="${SpellFile%/*}"
         ( if cd "$sf_dir"
           then
              nvim -u NONE --cmd "mkspell!$sf" --cmd 'qa!'
           fi )
      fi
      ;;
   check)
      # Indicate whether the spellfile will be recompiled on next install
      if test "$compileSpellFile" = yes
      then
         printf 'nvimInstall: Spellfile "%s" will be\n' "$SpellFile"
         printf '             recompiled on the next install.\n\n'
      fi
      ;;
esac