#!/bin/bash
# Auto-save any repos with uncommitted changes to Gitea
# Runs daily via cron — stdout is delivered to Telegram
# Add new repos in the REPOS array below.
# For root-owned dirs, add ":sudo" as the third colon-delimited field.

set -euo pipefail

DATE=$(date '+%Y-%m-%d')
LOGFILE="$HOME/.hermes/logs/git-autosave.log"
mkdir -p "$HOME/.hermes/logs"

# Format: path:branch:prefix
# prefix: 'sudo' for root-owned dirs, empty for normal
REPOS=(
  "/path/to/project-1:main"
  "/path/to/project-2:main"
  "/etc/nginx:main:sudo"
)

SAVED=()
CLEAN=()
ERRORS=()

for entry in "${REPOS[@]}"; do
  IFS=':' read -r DIR BRANCH PREFIX <<< "$entry"
  NAME=$(basename "$DIR")
  GIT="${PREFIX:+sudo }git"

  if [ ! -d "$DIR/.git" ]; then
    echo "[$DATE] SKIP  $DIR  — no .git" >> "$LOGFILE"
    continue
  fi

  cd "$DIR"

  if [ -z "$($GIT status --porcelain 2>/dev/null)" ]; then
    echo "[$DATE] CLEAN $NAME" >> "$LOGFILE"
    CLEAN+=("$NAME")
    continue
  fi

  $GIT pull --rebase origin "$BRANCH" 2>/dev/null || true
  $GIT add -A

  if $GIT commit -m "auto-save $DATE"; then
    if $GIT push origin "$BRANCH" 2>/dev/null; then
      echo "[$DATE] SAVED $NAME" >> "$LOGFILE"
      SAVED+=("$NAME")
    else
      echo "[$DATE] PUSH FAILED $NAME" >> "$LOGFILE"
      ERRORS+=("$NAME (push failed)")
    fi
  else
    echo "[$DATE] COMMIT FAILED $NAME" >> "$LOGFILE"
    ERRORS+=("$NAME (commit failed)")
  fi
done

MSG=""
if [ ${#SAVED[@]} -gt 0 ]; then
  MSG="${MSG}✓ Saved: ${SAVED[*]}\n"
fi
if [ ${#CLEAN[@]} -gt 0 ]; then
  MSG="${MSG}— Clean: ${CLEAN[*]}\n"
fi
if [ ${#ERRORS[@]} -gt 0 ]; then
  MSG="${MSG}✗ Errors: ${ERRORS[*]}\n"
fi

if [ -n "$MSG" ]; then
  echo -e "Gitea auto-save $DATE\n${MSG}"
fi