#!/bin/bash
#horizontal calendar for conky by ans
COLOROLD="CDCD00"
COLORTODAY="FF0000"
COLORREST="3CB371"
COLORNEXT="D8D8D8"

TODAY=`date +%d`
LASTDAY=`date -d "-$(date +%d) days +1 month" +%d`
FIRSTDAY=`date -d "-1 month -$(($(date +%d)-1)) days +1 month" +%u`
i=1
TOPLINE=" "
TODAYC="\${color $COLORTODAY}"
OVER="\${color $COLOROLD} "
REST="\${color $COLORREST} "
#OVER=""
#REST=""

TODAYC="$TODAYC $TODAY"

if [ $TODAY -ne 1 ]
then
    while [ $i -lt $TODAY ]; do
        if [ $i -lt 10 ]
        then
            OVER="$OVER 0$i"
        else
            OVER="$OVER $i"
        fi
        i=$[$i+1]
    done
fi
i=$[$i+1]
if [ $TODAY -ne $LASTDAY ]
then
    while [ $i -ne $LASTDAY ]; do
        if [ $i -lt 10 ]
        then
            REST="$REST 0$i"
        else
            REST="$REST $i"
        fi
        i=$[$i+1]
    done
    REST="$REST $LASTDAY"
fi
i=$LASTDAY
j=1
NEXTMONTH="\${color $COLORNEXT} "
while [ $i -lt 31 ] ; do
   NEXTMONTH="$NEXTMONTH 0$j"
   i=$[$i+1]
   j=$[$j+1]
done
j=31
k=$FIRSTDAY
while [ $j -gt 0 ]; do
    case "$k" in
    7)
        TOPLINE="$TOPLINE Su"
    ;;
    1)
        TOPLINE="$TOPLINE Mo"
    ;;
    2)
        TOPLINE="$TOPLINE Tu"
    ;;
    3)
        TOPLINE="$TOPLINE We"
    ;;
    4)
        TOPLINE="$TOPLINE Th"
    ;;
    5)
        TOPLINE="$TOPLINE Fr"
    ;;
    6)
        TOPLINE="$TOPLINE Sa"
    ;;
    esac

    j=$[$j-1]
    k=$[$k+1]
    if [ $k -eq 8 ]
    then
        k=1
    fi
done
echo '${goto 240}'$TOPLINE | sed 's/So/${color red}So${color}/g' | sed 's/Sa/${color orange}Sa${color}/g'
echo '${goto 240}'$OVER$TODAYC$REST$NEXTMONTH