#!/bin/bash
#–––––––––––––––––––––––––––––––– Preamble –––––––––––––––––––––––––
if [[ "$1" == 'debug'  ]]; then set -x;		_DEBUG=$1; shift; fi
if [[ "$1" == 'debug2' ]]; then set -xvT;	_DEBUG=$1; shift; fi
if [[ "$1" == 'trace'  ]]; then			_TRACE=$1; shift; fi

############################################################
#	- Watcher-Stats - Rev. 1 
#	- Generate statitic views from the Watcher-Stats-DB
#	  i.e. Create views on screen or generate CSV-Files
#	  to work them out in spreadsheet software
############################################################
#--- Mandatory ----------
REALPATH=`realpath $0`
WHERE=`dirname $REALPATH`
ME=`basename $REALPATH`
cd $WHERE
. ../system.conf
. ../watchermap.conf
. ../common.conf
. ../common.bashlib
#--- API stuff ----------
. ../api/bash/$ME.bashlib
. ../api/bash/sql-lite.bashlib
#--- Private stuff ------
. ../conf/private/$ME.conf
#–––––––––––––––––––––––––––––––– Preamble END ––––––––––––––––––––––
PROC_START=$(date +%s%3N)

_usage() {
	echo "Usage: $ME ...
	-M report_email	Mail with specific email address
			(implies -m)
	-X keepdays	Expire Stats-DB with parameter
	-m		Mail to default $REPORTMAIL
	-s kind		Specific report 'kind'
	-x		Expire with configured defaulte
	"

	exit
}

dump_map() {
local funtag="[${FUNCNAME[0]}]"
local	-n map="$1"
local	key
	
	echo "»»»» $funtag »»»»»»»»»»»»[ Map $1 ]»»»»»»»»»»»»»»»" >&2

	for key in "${!map[@]}"
	do printf "»»» %-20s | %s\n" "$key" "${map[$key]}"
	done | sort

	echo "««««« $funtag «««««««««««[ End Map ]««««««««««««««" >&2
}


#____________________ Main __________________________________________
echo "««« $ME is beta state »»»"

# Here we go ...
while getopts "?hM:X:ms:x" opts
do
        case $opts in
		'M')		# Set specific mail address and mail
				# implies -m
				REPORTMAIL=$OPTARG
				export  DOMAIL=1
                ;;
                'X')            # Expire stats-DB with value
				EXP_DAYS=$OPTARG
				expire_stats $EXP_DAYS
				exit
		;;		
		'm')		# mail to configured $REPORTMAIL
				export DOMAIL=1
		;;
		'x')            # Expire stats-DB with configured default
                                expire_stats $EXPIRATION_DAYS
                                exit
                ;;
                's')            # View a specific statistics
				REPORTFACT=$OPTARG
                                if [[ $REPORTFACT == "" ]]
                                then REPORTFACT="_all_"
                                fi
                ;;
                '?'|'h')        _usage
        ;;
        esac
done

#--- Ensure stat-DB exists ---------------------------------------
if [ ! -e "$DB" ]
then
	(cd $MASTER_PATH; sqlite3 $ME.db < "$ME.schema")
	echo "Database '$DB' does not exist ... creating it!"
else	echo "Database '$DB' exists - just fine ..."
fi

report_stats	# Call master wrapper from library

PROC_END=$(date +%s%3N)
PROC_TIM=$(( PROC_END - PROC_START ))
echo "« Finished $ME: Job took $PROC_TIM ms »"