first commit

restore.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+repo_root=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)
+backup_root=${XDG_STATE_HOME:-"$HOME/.local/state"}/dotfiles-backups/$(date +%Y%m%d-%H%M%S)
+
+link_path() {
+  local source_path=$1
+  local target_path=$2
+
+  mkdir -p "$(dirname "$target_path")"
+
+  if [[ -L "$target_path" ]]; then
+    local resolved
+    resolved=$(readlink -f "$target_path")
+    if [[ "$resolved" == "$source_path" ]]; then
+      printf 'skip %s\n' "$target_path"
+      return 0
+    fi
+  fi
+
+  if [[ -e "$target_path" && ! -L "$target_path" ]]; then
+    local backup_path="$backup_root/${target_path#$HOME/}"
+    mkdir -p "$(dirname "$backup_path")"
+    mv "$target_path" "$backup_path"
+    printf 'backup %s -> %s\n' "$target_path" "$backup_path"
+  elif [[ -L "$target_path" ]]; then
+    rm "$target_path"
+  fi
+
+  ln -s "$source_path" "$target_path"
+  printf 'link %s -> %s\n' "$target_path" "$source_path"
+}
+
+while IFS= read -r entry; do
+  [[ -z "$entry" ]] && continue
+  link_path "$repo_root/config/$entry" "$HOME/.config/$entry"
+done < <(cd "$repo_root/config" && printf '%s\n' *)
+
+if [[ -d "$repo_root/home" ]]; then
+  while IFS= read -r entry; do
+    [[ -z "$entry" ]] && continue
+    link_path "$repo_root/home/$entry" "$HOME/$entry"
+  done < <(cd "$repo_root/home" && printf '%s\n' .[^.]* *)
+fi
+
+printf '\nDone. Backups, if any, are in %s\n' "$backup_root"