#!/bin/bash
# Export CONTAFIN_ORACLE și FIRMANOUA, arhive separate tar.gz
# Rulează din LXC 108: ./export-roa2.sh [18|21]
# 18 = Oracle 18c (compatibil 11g/18c/19c) | 21 = Oracle 21c (default)
#
# Exemple:
#   ./export-roa2.sh 18   # Export din Oracle 18c pe port 1522
#   ./export-roa2.sh 21   # Export din Oracle 21c PDB roa2 pe port 1521
#   ./export-roa2.sh      # Default: Oracle 21c

DATE=$(date +%Y%m%d_%H%M%S)
SCHEMAS="CONTAFIN_ORACLE FIRMANOUA"
ORACLE_VER=${1:-21}

if [ "$ORACLE_VER" == "18" ]; then
    CONTAINER="oracle18-xe"
    PORT="1521"           # Port intern container (extern e 1522)
    SERVICE="XEPDB1"      # Oracle 18c PDB (nu CDB!)
    DMPDIR="/opt/oracle18/oradata/dmpdir"  # Volum separat pentru 18c
    SUFFIX="_v11.2"
    VERSION="11.2"
    echo "=== Export Oracle 18c PDB XEPDB1 (compatibil 11g/18c/19c) - $DATE ==="
else
    CONTAINER="oracle-xe"
    PORT="1521"
    SERVICE="roa2"        # Oracle 21c PDB roa2
    DMPDIR="/opt/oracle/oradata/dmpdir"    # Volum pentru 21c
    SUFFIX="_v19"
    VERSION="19"
    echo "=== Export Oracle 21c PDB roa2 - $DATE ==="
fi

# Verifică că containerul Docker rulează
if ! docker ps --format '{{.Names}}' | grep -q "^${CONTAINER}$"; then
    echo "EROARE: Containerul $CONTAINER nu rulează!"
    echo ""
    echo "Pornește-l cu: docker start $CONTAINER"
    echo "Apoi așteaptă ~60s pentru startup Oracle."
    exit 1
fi

# Verifică că baza de date Oracle e OPEN
DB_STATUS=$(docker exec $CONTAINER bash -c "echo 'SELECT status FROM v\$instance;' | sqlplus -s / as sysdba" 2>/dev/null | grep -E "OPEN|MOUNTED")
if [ -z "$DB_STATUS" ]; then
    echo "EROARE: Baza de date Oracle nu e disponibilă!"
    echo "Containerul rulează dar Oracle nu e OPEN."
    echo "Verifică: docker logs $CONTAINER --tail 20"
    exit 1
fi
echo "Oracle status: $DB_STATUS"

# Verifică că DMPDIR există
if [ ! -d "$DMPDIR" ]; then
    echo "EROARE: Director $DMPDIR nu există!"
    echo "Creează-l cu: mkdir -p $DMPDIR && chmod 777 $DMPDIR"
    exit 1
fi

cd $DMPDIR

for SCHEMA in $SCHEMAS; do
    echo "Exporting $SCHEMA from $CONTAINER..."
    docker exec $CONTAINER expdp system/romfastsoft@localhost:$PORT/$SERVICE \
        SCHEMAS=$SCHEMA \
        DIRECTORY=DMPDIR \
        DUMPFILE=${SCHEMA}_${DATE}.dmp \
        LOGFILE=${SCHEMA}_${DATE}.log \
        VERSION=$VERSION \
        EXCLUDE=STATISTICS

    # Arhivare individuală
    ARCHIVE="${SCHEMA}${SUFFIX}_${DATE}.tar.gz"
    echo "Creating archive: $ARCHIVE"
    tar -czvf "$ARCHIVE" ${SCHEMA}_${DATE}.dmp ${SCHEMA}_${DATE}.log
    rm -f ${SCHEMA}_${DATE}.dmp ${SCHEMA}_${DATE}.log
done

echo "=== Done! ==="
ls -lh $DMPDIR/*_${DATE}.tar.gz