Calculate the duration of the specified mr study directory.

duration-single

#!/bin/bash

function adjust() {
    local cwd=$(pwd)
    local sd=$1
    local total=$2
    local mtime1=0
    local mtime2=0
    local gap=0
    cd ${sd}
    for ssd in $(ls -t -r -d */)
    do
        if [[ ! ${ssd} =~ ^[0-9]+ ]]; then
            continue
        fi
        if [[ $mtime1 -eq 0 ]]; then
            mtime1=$(stat -c "%Y" ${ssd})
        fi
        mtime2=$(stat -c "%Y" ${ssd})
        gap=$((mtime2-mtime1))
        if [[ ${gap} -gt 86400 ]]; then
            total=$((total-gap))
        fi
        mtime1=${mtime2}
    done
    cd ${cwd}
    echo ${total}
}


CWD=$(pwd)

if [[ -z $1 || ! -d $1 ]]; then
    echo "Usage:"
    echo "      $(basename $0) <study-directory>"
    exit 1
fi

SDIR=$1
cd ${SDIR}
SDIR=$(pwd)
if [[ "$(basename $(dirname ${SDIR}))" != "nmr" ]]; then
    echo "Error: ${SDIR} is not a valid directory." 1>&2
    exit 1
fi

ADJUSTED=false
MIN_MTIME=$(for f in $(ls); do stat -c "%Y" $f; done | sort -n | head -n 1)
MAX_MTIME=$(for f in $(ls); do stat -c "%Y" $f; done | sort -n | tail -n 1)
if [[ ${MIN_MTIME} -lt ${START} ]]; then
    continue
fi
SECONDS=$((MAX_MTIME-MIN_MTIME))
if [[ $SECONDS -gt 86400 ]]; then
    SECONDS=$(adjust $SDIR $SECONDS)
    ADJUSTED=true
fi
MINUTES=$(printf "%5.2f" $(echo "${SECONDS}/60" | bc -l))
HOURS=$(printf "%3.2f" $(echo "${SECONDS}/3600" | bc -l))
echo "\"$(basename ${SDIR})\", ${SECONDS}, ${MINUTES}, ${HOURS}, ${ADJUSTED}"
cd ${CWD}