#!/usr/bin/env bash
set -euo pipefail

REPO_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
# shellcheck source=scripts/deploy-manifest.sh
source "$REPO_ROOT/scripts/deploy-manifest.sh"

echo "Installing from $REPO_ROOT..."

for entry in "${DEPLOY_FILES[@]}"; do
  dest="$HOME/${entry##*:}"
  mkdir -p "$(dirname "$dest")"
  cp "$REPO_ROOT/${entry%%:*}" "$dest"
done

for entry in "${DEPLOY_EXECUTABLES[@]}"; do
  dest="$HOME/${entry##*:}"
  mkdir -p "$(dirname "$dest")"
  cp "$REPO_ROOT/${entry%%:*}" "$dest"
  chmod +x "$dest"
done

for entry in "${DEPLOY_DIRS[@]}"; do
  dest="$HOME/${entry##*:}"
  rm -rf "$dest"
  mkdir -p "$dest"
  cp -r "$REPO_ROOT/${entry%%:*}/." "$dest/"
done

# Install git hooks into the current repo checkout
HOOKS_SRC="$REPO_ROOT/scripts/git-hooks"
if [[ -d "$HOOKS_SRC" ]]; then
  # Unset inherited GIT_DIR/GIT_WORK_TREE — set by git when this script runs as
  # a hook (e.g. pre-push), they override -C's directory-based discovery and
  # would resolve against the invoking repo instead of $REPO_ROOT.
  GIT_HOOKS_DIR="$(env -u GIT_DIR -u GIT_WORK_TREE git -C "$REPO_ROOT" rev-parse --git-path hooks)"
  [[ "$GIT_HOOKS_DIR" = /* ]] || GIT_HOOKS_DIR="$REPO_ROOT/$GIT_HOOKS_DIR"
  mkdir -p "$GIT_HOOKS_DIR"
  for hook_file in "$HOOKS_SRC"/*; do
    [[ -f "$hook_file" ]] || continue
    hook_name="$(basename "$hook_file")"
    dest_hook="$GIT_HOOKS_DIR/$hook_name"
    cp "$hook_file" "$dest_hook"
    chmod +x "$dest_hook"
  done
fi

echo ""
echo "Deployed:"
for entry in "${DEPLOY_FILES[@]}" "${DEPLOY_EXECUTABLES[@]}"; do
  echo "  ~/${entry##*:}"
done
for entry in "${DEPLOY_DIRS[@]}"; do
  echo "  ~/${entry##*:}/"
done