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

# daily-commit.sh
# Commits changes in the workspace and pushes to origin/main using the deploy SSH key.
# Also appends a short summary to memory/YYYY-MM-DD.md

WORKDIR="/home/alex/openclaw2"
MEMDIR="$WORKDIR/memory"
KEY="$WORKDIR/.ssh/openclaw_deploy_ed25519"
LOGTMP="/tmp/daily_commit_summary.txt"

mkdir -p "$MEMDIR"
cd "$WORKDIR"

export GIT_SSH_COMMAND="ssh -i $KEY -o StrictHostKeyChecking=accept-new"

# Ensure remote is set
git remote get-url origin >/dev/null 2>&1 || git remote add origin git@github.com:alexpolo1/openclaw2.git || true

# Fetch and rebase to avoid unrelated histories
if git rev-parse --verify origin/main >/dev/null 2>&1; then
  git fetch origin main --quiet
  # Try a rebase; if it fails, abort and record error
  if ! git rebase origin/main --quiet; then
    echo "$(date -I) - REBASE_FAILED" >> "$MEMDIR/$(date +%F).md"
    git rebase --abort >/dev/null 2>&1 || true
    exit 2
  fi
fi

# Stage changes
git add -A

# If nothing to commit, write note and exit
if git diff --staged --quiet; then
  echo "$(date -I) — nothing to commit" >> "$MEMDIR/$(date +%F).md"
  exit 0
fi

# Commit and push
MSG="daily backup $(date -I)"
if git commit -m "$MSG" --quiet; then
  if git push origin main --quiet; then
    COMMIT_HASH=$(git rev-parse --short HEAD)
    git --no-pager show --name-only --pretty=format:"%h %ad %s" --date=short "$COMMIT_HASH" > "$LOGTMP"
    echo "### $MSG ($COMMIT_HASH)" >> "$MEMDIR/$(date +%F).md"
    cat "$LOGTMP" >> "$MEMDIR/$(date +%F).md"
    rm -f "$LOGTMP"
    exit 0
  else
    echo "$(date -I) - PUSH_FAILED" >> "$MEMDIR/$(date +%F).md"
    exit 3
  fi
else
  echo "$(date -I) - COMMIT_FAILED" >> "$MEMDIR/$(date +%F).md"
  exit 4
fi