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

START_TIME=$(date +%s)

BASE_URL="https://git.thomasmlg.fr/thomas/Docker/raw/branch/release"
WORKDIR="/opt/lxc-updater"

LOG_ROOT="/var/log/lxc-updater-TM"
DATE="$(date +%F)"
TS="$(date +%H:%M:%S)"
TS_FILE="$(date +%H%M%S)"
LOG_DIR="${LOG_ROOT}/${DATE}"
RUN_LOG="${LOG_DIR}/lxc-updater-run.log"
RUN_LOG_ARCHIVE="${LOG_DIR}/lxc-updater-run-${TS_FILE}.log"

mkdir -p "$WORKDIR" "$LOG_DIR"
: > "$RUN_LOG"
: > "$RUN_LOG_ARCHIVE"

log() {
  echo "$1"
  echo "$1" >>"$RUN_LOG"
  echo "$1" >>"$RUN_LOG_ARCHIVE"
}

send_matrix() {
  local message="$1"

  MATRIX_URL="https://element.thomasmlg.fr"
  ROOM_ID="!qMftKWAtfFIQzithEu:malgouyres"
  ACCESS_TOKEN="syt_YWRtaW4_HyZwdmZXmngmUNGdxgTV_0tb2UI"

  local payload
  payload="$(jq -Rn --arg msg "$message" '{msgtype:"m.text", body:$msg}')"

  curl -sS -X POST \
    -H "Authorization: Bearer ${ACCESS_TOKEN}" \
    -H "Content-Type: application/json" \
    -d "$payload" \
    "${MATRIX_URL}/_matrix/client/r0/rooms/${ROOM_ID}/send/m.room.message" \
    >>"$RUN_LOG" 2>&1
}

on_error() {
  local end_time duration
  end_time=$(date +%s)
  duration=$((end_time - START_TIME))

  send_matrix "❌ LXC Updater (TM)

🖥️ Conteneur : $(hostname)
📅 Date : ${DATE}
🕒 Heure : $(date +%H:%M:%S)

⚠️ Statut : échec de la mise à jour
⏱ Durée : ${duration}s"
}
trap on_error ERR

header() {
  local step="$1"
  clear
  echo "╔══════════════════════════════════════╗"
  echo "║           LXC Updater (TM)           ║"
  echo "╚══════════════════════════════════════╝"
  echo "🖥️ Conteneur : $(hostname)"
  echo "📅 Date : ${DATE}   🕒 Heure : $(date +%H:%M:%S)"
  if [[ -n "$step" ]]; then
    echo "📌 Étape : ${step}"
  fi
  echo ""
}

# ------------------------------------------------
# Téléchargement des scripts
# ------------------------------------------------

header ""
echo "⬇️ Téléchargement des scripts..."

curl -fsSL "${BASE_URL}/detect.sh" -o "${WORKDIR}/detect.sh" >>"$RUN_LOG" 2>&1
curl -fsSL "${BASE_URL}/update.sh" -o "${WORKDIR}/update.sh" >>"$RUN_LOG" 2>&1

chmod +x "${WORKDIR}/detect.sh" "${WORKDIR}/update.sh"

# ------------------------------------------------
# Détection silencieuse
# ------------------------------------------------

MODE="$("${WORKDIR}/detect.sh")"

# ------------------------------------------------
# Notification début
# ------------------------------------------------

send_matrix "🔄 LXC Updater (TM)

🖥️ Conteneur : $(hostname)
📅 Date : ${DATE}
🕒 Heure : $(date +%H:%M:%S)

🚀 Statut : mise à jour en cours"

# ------------------------------------------------
# ÉTAPE 1 — Mise à jour du système
# ------------------------------------------------

header "Mise à jour du système"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo "📦 Mise à jour du système"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo ""

"${WORKDIR}/update.sh" "${MODE}" system

sleep 2

# ------------------------------------------------
# ÉTAPE 2 — Mise à jour Docker
# ------------------------------------------------

header "Mise à jour des conteneurs Docker"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo "🐳 Mise à jour des conteneurs Docker"
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
echo ""

"${WORKDIR}/update.sh" "${MODE}" docker

# ------------------------------------------------
# Fin
# ------------------------------------------------

END_TIME=$(date +%s)
DURATION=$((END_TIME - START_TIME))

echo ""
echo "🧾 Log run : ${RUN_LOG}"
echo "🗃️ Archive run : ${RUN_LOG_ARCHIVE}"
echo "🎉 Terminé"

SUMMARY="🧰 LXC Updater (TM)

🖥️ Conteneur : $(hostname)
📅 Date : ${DATE}
🕒 Heure : $(date +%H:%M:%S)

📦 Mise à jour système : terminée
🐳 Mise à jour Docker : terminée

⏱ Durée : ${DURATION}s"

send_matrix "$SUMMARY"