Better msbuild command line interface

ms.sh

#!/bin/bash
# title         : ms.sh
# descriptipion : better MSBuild for command line
# author        : Emiliano Firmino
# date          : 2015-04-07
# version       : 0.2
# usage         : source ms.sh
# notes         : change $PATH_TO_MSBUILD to correct path to your msbuild installation

alias msbuild=$PATH_TO_MSBUILD # change here!

# straighfoward wrapper function over MSBuild to turn it usable in command line
function ms() {
    local count_sln=`ls -1 *.sln 2>/dev/null | wc -l`
    if [[ $count_sln -eq 0 ]]; then
        echo "error: no solution in directory"
        return 1;
    fi

    local alias_is_set=`alias | grep msbuild | cut -d '=' -f 2 | tr -d "'"`
    if [[ -z $alias_is_set ]]; then
        echo please, set msbuild alias
        return 1
    fi

    if [[ ! -z $1 ]]; then
        case $1 in
            build)   local TARGET="Build"
                     ;;
            clean)   local TARGET="Clean"
                     ;;
            rebuild) local TARGET="Rebuild"
                     ;;

            *) local SHOW_USAGE="1"
               ;;
        esac
    else
        local SHOW_USAGE="1"
    fi

    if [[ ! -z $2 ]]; then
        case $2 in
            "debug")   local CONFIGURATION="Debug"
                       ;;
            "release") local CONFIGURATION="Release"
                       ;;

            "arm") local CONFIGURATION="Debug"
                   local PLATFORM="ARM"
                   ;;
            "x64") local CONFIGURATION="Debug"
                   local PLATFORM="x64"
                   ;;
            "x86") local CONFIGURATION="Debug"
                   local PLATFORM="x86"
                   ;;

            *) local SHOW_USAGE="1"
               ;;
        esac
    else
        local CONFIGURATION="Debug"
        local PLATFORM="ARM"
    fi

    if [[ ! -z $3 ]]; then
        case $3 in
            "arm") local PLATFORM="ARM"
                   ;;
            "x64") local PLATFORM="x64"
                   ;;
            "x86") local PLATFORM="x86"
                   ;;

            *) local SHOW_USAGE="1"
               ;;
        esac
    else
        if [[ ! -z $CONFIGURATION  ]] && [[ -z $PLATFORM ]]; then
            PLATFORM="ARM"
        fi
    fi

    if [[ -z $SHOW_USAGE ]]; then
        msbuild /m /p:Configuration=${CONFIGURATION},Platform=${PLATFORM} /t:$TARGET /verbosity:minimal
    else
        echo "usage: ms build|clean|rebuild [debug*|release] [arm*|x64|x86]"
    fi
}