TFS TEE Changeset Diff Command Line Script

#!/bin/bash
# 1 - changeset number
clear

changeset=$1
changeset_m1=$((changeset-1))

echo "============================="
echo "changeset:"$changeset
echo "changeset-1:"$changeset_m1
echo "============================="

# 'tf -profile:max@max-desktop '$changeset
tf changeset -profile:max@max-desktop $changeset

regex=".*edit.*"
regexpath="\\$.*"

changesetcmd="tf changeset -profile:max@max-desktop "$changeset

echo "CMD:"$changesetcmd

echo "********************"

isItems="false"
tf changeset -profile:max@max-desktop $changeset | while read line
do
    if [ "$line" = "" ]; then
isItems="false"
    fi
    if [ "$isItems" = "true" ]; then

echo $line
if [[ $line =~ $regex ]]; then

[[ $line =~ $regexpath ]]
path="${BASH_REMATCH[0]}"
#echo "PATH:${BASH_REMATCH[0]}"
#echo "EDIT:"$line
echo "DIFF----"$path"---->"
tf diff "$path;C$changeset" "$path;C$changeset_m1" -workspace:max-desktop -profile:max@max-desktop
echo "<-DIFF"

fi

    fi  
    if [ "$line" = "Items:" ]; then
isItems="true"
    fi
done
echo "********************"
echo "finish"