#!/bin/bash
#echo "input YYYYMMDD sat_nr(e.g. 02)  prod_name(L1B-TB or L1B-TBR or L1C-TC or L1C-TCR or L1B-TB or L1B-TBR or L1C-TC or L1C-TCR)"
#    copy_tmsi.bash  20250218    02   L1B-TB
if [[ $# -eq 3 ]] ; then
  yyyymmdd=$1
  SatNr="TS$2"
  Prod_id="_$3"
  echo " ${yyyymmdd} ${SatNr} ${Prod_id} "
else
  echo " must input 3 variable "
  exit 1
fi

# Base directory where the folders are located
BASE_DIR="/data/smcd8/cdp_mws"
des_DIR="/data/www/data/cdp_pilot/TMS"
#des_DIR="/data/data722/qliu/cdp_pilot/data"
# Email recipient
EMAIL="Quanhua.Liu@noaa.gov"

# Define source and destination directories
SOURCE_DIR="$BASE_DIR/$SatNr$Prod_id/$yyyymmdd"
DEST_DIR="$des_DIR/$SatNr$Prod_id/$yyyymmdd"

# Log file for email content
LOG_FILE="./backup_log_$yyyymmdd${SatNr}${Prod_id}.txt"

# Start logging
echo "Backup Job Started: $(date)" > "$LOG_FILE"
echo "Source Directory: $SOURCE_DIR" >> "$LOG_FILE"
echo "Destination Directory: $des_DIR" >> "$LOG_FILE"

# Check if source directory exists
if [ -d "$SOURCE_DIR" ]; then
    if [ -d "$DEST_DIR" ]; then
        rm -r "$DEST_DIR"
    fi
    # Copy the directory to the new destination
    cp -rp "$SOURCE_DIR" "$DEST_DIR" 2>> "$LOG_FILE" 
    if [ $? -eq 0 ]; then
        echo "Backup completed successfully: $SOURCE_DIR -> $DEST_DIR" >> "$LOG_FILE"
        SUBJECT="Backup Successful: $YESTERDAY"
    else
        echo "Backup encountered an error." >> "$LOG_FILE"
        SUBJECT="Backup Failed: $YESTERDAY"
    fi
else
    echo "Source directory $SOURCE_DIR does not exist. Backup failed." >> "$LOG_FILE"
    SUBJECT="Backup Failed: $YESTERDAY - Source Directory Missing"
fi

# Send email notification
#mail -s "$SUBJECT" "$EMAIL" < "$LOG_FILE"

# Cleanup log file
#rm -f "$LOG_FILE"