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

APP="/var/www/dhv2.korexlabs.com"
KEY="/root/.ssh/dhv2_github"
DEPLOY_REF="${DHV2_DEPLOY_REF:-deploy}"
LOG="$(mktemp /tmp/dhv2-android-discovery.XXXXXX.log)"
STATUS="$(mktemp /tmp/dhv2-android-discovery-status.XXXXXX)"

cd "$APP"
export GIT_SSH_COMMAND="ssh -i $KEY -o IdentitiesOnly=yes -o StrictHostKeyChecking=accept-new"
exec > >(tee -a "$LOG") 2>&1

publish_status() {
  local rc="${1:-1}"
  set +e
  local outcome="failure"
  [ "$rc" -eq 0 ] && outcome="success"
  local current target status_blob log_blob tree commit
  current="$(git rev-parse HEAD 2>/dev/null || echo unknown)"
  target="$(git rev-parse origin/$DEPLOY_REF 2>/dev/null || echo unknown)"
  {
    echo "status=$outcome"
    echo "exit_code=$rc"
    echo "phase=android-source-discovery"
    echo "timestamp=$(date --iso-8601=seconds)"
    echo "deploy_ref=$DEPLOY_REF"
    echo "target_sha=$target"
    echo "current_sha=$current"
    echo "app_touched=0"
    echo "backup=not-required-read-only"
  } > "$STATUS"
  status_blob="$(git hash-object -w "$STATUS" 2>/dev/null || true)"
  log_blob="$(git hash-object -w "$LOG" 2>/dev/null || true)"
  if [ -n "$status_blob" ] && [ -n "$log_blob" ]; then
    tree="$(printf '100644 blob %s\tdeploy.log\n100644 blob %s\tstatus.txt\n' "$log_blob" "$status_blob" | git mktree 2>/dev/null || true)"
    if [ -n "$tree" ]; then
      commit="$(printf 'deploy-status: %s · android-source-discovery\n' "$outcome" | git -c user.name='DH V2 Deploy Bot' -c user.email='deploy@dhv2.local' commit-tree "$tree" 2>/dev/null || true)"
      [ -z "$commit" ] || git push --force origin "$commit:refs/heads/deploy-status" >/dev/null 2>&1 || true
    fi
  fi
  rm -f "$STATUS" "$LOG"
}
trap 'rc=$?; trap - EXIT; publish_status "$rc"; exit "$rc"' EXIT

echo "============================================================"
echo " DH V2 · ANDROID SOURCE DISCOVERY · SOLO LECTURA"
echo "============================================================"

git fetch origin "$DEPLOY_REF"
TARGET="$(git rev-parse "origin/$DEPLOY_REF")"
CURRENT="$(git rev-parse HEAD)"
echo "Current: $CURRENT"
echo "Target:  $TARGET"
git merge-base --is-ancestor "$CURRENT" "$TARGET"

echo
echo "========== PROYECTOS GRADLE / ANDROID =========="
for root in /root /var/www /home /tmp; do
  [ -d "$root" ] || continue
  find "$root" -maxdepth 9 -type f \
    \( -name gradlew -o -name settings.gradle -o -name settings.gradle.kts -o -name build.gradle -o -name build.gradle.kts \) \
    -printf '%TY-%Tm-%Td %TH:%TM  %10s  %p\n' 2>/dev/null || true
done | sort -r | head -300

echo
echo "========== ZIP / APK / AAB RELACIONADOS =========="
for root in /root /var/www /home /tmp; do
  [ -d "$root" ] || continue
  find "$root" -maxdepth 10 -type f \
    \( -iname '*android*.zip' -o -iname '*inspeccion*.zip' -o -iname '*dh*.apk' -o -iname '*inspeccion*.apk' -o -iname '*.aab' -o -iname '*E1.1*' -o -iname '*E1_1*' -o -iname '*E1.2*' -o -iname '*E1_2*' -o -iname '*F2.2*' -o -iname '*F2_2*' \) \
    -printf '%TY-%Tm-%Td %TH:%TM  %10s  %p\n' 2>/dev/null || true
done | sort -r | head -300

echo
echo "========== VERSIONES ANDROID =========="
for root in /root /var/www /home /tmp; do
  [ -d "$root" ] || continue
  find "$root" -maxdepth 10 -type f \( -name build.gradle -o -name build.gradle.kts \) -print0 2>/dev/null || true
done | while IFS= read -r -d '' f; do
  if grep -Eq 'applicationId|versionCode|versionName|namespace' "$f" 2>/dev/null; then
    echo "----- $f -----"
    grep -nE 'applicationId|namespace|versionCode|versionName' "$f" 2>/dev/null | head -30 || true
  fi
done

echo
echo "========== GIT REPOS CON GRADLE =========="
for root in /root /var/www /home /tmp; do
  [ -d "$root" ] || continue
  find "$root" -maxdepth 9 -type d -name .git -print 2>/dev/null || true
done | while read -r gitdir; do
  dir="${gitdir%/.git}"
  if find "$dir" -maxdepth 3 \( -name gradlew -o -name settings.gradle -o -name settings.gradle.kts \) -print -quit 2>/dev/null | grep -q .; then
    echo "----- $dir -----"
    git -C "$dir" status --short --branch 2>/dev/null || true
    git -C "$dir" log -8 --oneline 2>/dev/null || true
  fi
done

echo
echo "========== HUELLA KOTLIN / COMPOSE =========="
for root in /root /var/www /home /tmp; do
  [ -d "$root" ] || continue
  find "$root" -maxdepth 10 -type f -name '*.kt' -printf '%h\n' 2>/dev/null || true
done | grep -Ei 'dh|inspe|android|mobile|app' | sort -u | head -300

echo
echo "DISCOVERY_OK"

echo
echo "========== REGISTRAR COMMIT DIAGNÓSTICO =========="
git merge --ff-only "origin/$DEPLOY_REF"
echo "Diagnostic commit registrado localmente: $(git rev-parse HEAD)"