#!/bin/sh
# agent-journal — install into the project in the current directory, or upgrade it.
#
#   curl -fsSL https://raw.githubusercontent.com/jessegall/agent-journal/main/install.sh | sh
#
# The package is copied into ./.journal/src, apart from the project's own record; then install.py
# wires the hooks of every agent present, writes the skills, puts the `journal` command in
# ~/.local/bin, and runs the migrations. Running it again upgrades.
set -e
command -v git >/dev/null 2>&1 || { echo "git is required"; exit 1; }
PY=""
for candidate in python3.14 python3.13 python3.12 python3.11 python3; do
  command -v "$candidate" >/dev/null 2>&1 || continue
  "$candidate" -c 'import sys; sys.exit(sys.version_info < (3, 11))' 2>/dev/null && { PY="$candidate"; break; }
done
if [ -z "$PY" ]; then
  echo "agent-journal needs Python 3.11 or newer, and this machine has none (a Mac's own python3 is 3.9)."
  printf "Install Python 3.13 for your user now, with uv (no admin rights needed)? [Y/n] "
  answer=""
  [ -r /dev/tty ] && read -r answer < /dev/tty
  case "$answer" in
    n|N|no|No) echo "Not installing. Install Python 3.11 or newer, such as: brew install python@3.13, then run this again."; exit 1 ;;
  esac
  [ -r /dev/tty ] || { echo "No terminal to ask in. Install Python 3.11 or newer, such as: brew install python@3.13, then run this again."; exit 1; }
  command -v uv >/dev/null 2>&1 || curl -LsSf https://astral.sh/uv/install.sh | sh >/dev/null
  UV="$(command -v uv 2>/dev/null || echo "$HOME/.local/bin/uv")"
  "$UV" python install 3.13 >/dev/null && PY="$("$UV" python find 3.13)"
fi
[ -n "$PY" ] || { echo "Python 3.11 or newer is needed and could not be fetched. Install one, such as: brew install python@3.13"; exit 1; }
REPO="${AGENT_JOURNAL_REPO:-https://github.com/jessegall/agent-journal}"
TMP="$(mktemp -d)"
git clone --quiet --depth 1 "$REPO" "$TMP/pkg"
PKG="$TMP/pkg"
[ -f "$PKG/src/install.py" ] && PKG="$PKG/src"
mkdir -p .journal/src
[ ! -f "$TMP/pkg/VERSION" ] || cp "$TMP/pkg/VERSION" .journal/src/VERSION
for f in "$PKG"/* "$TMP"/pkg/.gitignore; do
  case "$(basename "$f")" in
    install.sh|tests|__pycache__|.gitignore|README.md|CHANGELOG.md|CLAUDE.md) ;;
    web) mkdir -p .journal/src/web && rm -rf .journal/src/web/dist && cp -R "$f/dist" .journal/src/web/dist ;;
    *) rm -rf ".journal/src/$(basename "$f")" && cp -R "$f" .journal/src/ ;;
  esac
done
rm -rf "$TMP"
AGENT_JOURNAL_BOOTSTRAPPED=1 "$PY" .journal/src/install.py upgrade .