feat!: refactor base, config, dfm and scripts

scripts/install-cheat-purebashbible.sh

@@ -1,58 +1,83 @@
 #!/usr/bin/env bash
 # shellcheck disable=SC2231,SC2034,SC2181,SC2068
 # shellcheck source=shared.sh
-eval "$HOME/.dotfiles/scripts/shared.sh"
+source "${DOTFILES}/config/shared.sh"
 
 PBB_REQUIRED_TOOLS=(git cheat)
-for t in ${PBB_REQUIRED_TOOLS[@]}; do
-  ! x-have "$t" && echo "(!) $t is missing, can't continue..." && exit 1
-done
-
 PBB_GIT="https://github.com/dylanaraps/pure-bash-bible.git"
 PBB_SOURCE="source: $PBB_GIT"
 PBB_SYNTAX="syntax: bash"
 PBB_TAGS="tags: [bash]"
+PBB_TEMP_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/cheat/pbb"
 
-PBB_TEMP_PREFIX=$(basename "$0")
-PBB_TEMP_DIR="$XDG_CACHE_HOME/cheat/pbb"
+check_required_tools()
+{
+  for t in "${PBB_REQUIRED_TOOLS[@]}"; do
+    if ! x-have "$t"; then
+      echo "(!) $t is missing, can't continue..."
+      exit 1
+    fi
+  done
+}
 
-# If there's no .git, clone the folder
-if [ ! -d "$PBB_TEMP_DIR/.git" ]; then
-  msg_run "Starting to clone $PBB_GIT"
-  git clone --depth 1 --single-branch -q "$PBB_GIT" "$PBB_TEMP_DIR" \
-    && msg_yay "Cloned $PBB_GIT"
-else
-  # Update the repo
-  msg_run "Starting to update $PBB_GIT"
-  git -C "$PBB_TEMP_DIR" reset --hard origin/master
-  git -C "$PBB_TEMP_DIR" pull -q \
-    && msg_yay "Updated $PBB_GIT"
-fi
+clone_or_update_repo()
+{
+  if [ ! -d "$PBB_TEMP_DIR/.git" ]; then
+    msg_run "Starting to clone $PBB_GIT"
+    git clone --depth 1 --single-branch -q "$PBB_GIT" "$PBB_TEMP_DIR" \
+      && msg_yay "Cloned $PBB_GIT"
+  else
+    msg_run "Starting to update $PBB_GIT"
+    git -C "$PBB_TEMP_DIR" reset --hard origin/master
+    git -C "$PBB_TEMP_DIR" pull -q \
+      && msg_yay "Updated $PBB_GIT"
+  fi
+}
 
-PBB_CHAPTERS=$(ls -1v "$PBB_TEMP_DIR"/manuscript/chapter*)
-CHEAT_DEST="$(cheat -d | grep pure-bash-bible | head -1 | awk '{print $2}')"
+prepare_cheat_dest()
+{
+  local cheat_dest
+  cheat_dest="$(cheat -d | grep pure-bash-bible | head -1 | awk '{print $2}')"
 
-if [ ! -d "$CHEAT_DEST" ]; then
-  mkdir -p "$CHEAT_DEST"
-fi
-
-for f in ${PBB_CHAPTERS[@]}; do
-  # get all headers, take the first one, strip the # and return the first word in lowercase
-  HEADER=$(grep -e '^[#] ' "$f" | head -1 | awk '{print tolower($2)}')
-  CHEAT_FILE="$CHEAT_DEST/${HEADER}"
-
-  replacable "$f" "$CHEAT_FILE"
-  override=$?
-  if [ "$override" -ne 1 ]; then
-    cp "$f" "$CHEAT_FILE" && msg_run "Updated: $CHEAT_FILE"
+  if [ ! -d "$cheat_dest" ]; then
+    mkdir -p "$cheat_dest"
   fi
 
-  LC_ALL=C perl -pi.bak -e 's/\<\!-- CHAPTER END --\>//' "$CHEAT_FILE"
-  rm "$CHEAT_FILE.bak"
+  echo "$cheat_dest"
+}
 
-  # add tags if the file doesn't have them
-  if [ '---' != "$(head -1 < "$CHEAT_FILE")" ]; then
-    T="$PBB_SYNTAX\n$PBB_TAGS\n$PBB_SOURCE\n"
-    echo -e "---\n$T---\n$(cat "$CHEAT_FILE")" > "$CHEAT_FILE"
-  fi
-done
+process_chapters()
+{
+  local cheat_dest
+  cheat_dest=$(prepare_cheat_dest)
+
+  mapfile -t PBB_CHAPTERS < <(ls -1v "$PBB_TEMP_DIR"/manuscript/chapter*)
+
+  for f in "${PBB_CHAPTERS[@]}"; do
+    local header cheat_file
+    header=$(grep -e '^[#] ' "$f" | head -1 | awk '{print tolower($2)}')
+    cheat_file="$cheat_dest/$header"
+
+    if ! replacable "$f" "$cheat_file"; then
+      cp "$f" "$cheat_file" && msg_run "Updated: $cheat_file"
+    fi
+
+    LC_ALL=C perl -pi.bak -e 's/\<\!-- CHAPTER END --\>//' "$cheat_file"
+    rm "$cheat_file.bak"
+
+    if [ '---' != "$(head -1 < "$cheat_file")" ]; then
+      local metadata
+      metadata="$PBB_SYNTAX\n$PBB_TAGS\n$PBB_SOURCE\n"
+      echo -e "---\n$metadata---\n$(cat "$cheat_file")" > "$cheat_file"
+    fi
+  done
+}
+
+main()
+{
+  check_required_tools
+  clone_or_update_repo
+  process_chapters
+}
+
+main "$@"