text

#!/usr/bin/env bash
MESSAGE=$1;
SERVER_URL="REDACTED";
USER="REDACTED"
CURRENT_TIME=$(date +"%s");

if [ -z "$1" ]; then
  echo "Error: No message!"
  exit 0
fi


# Set a delay-time if applicable.
if [ ! -z "$2" ]; then
   # If a delay-time supplied, calculate the final timestamp of send-time.
   MINUTE=60;
   HOUR=$((MINUTE * 60));
   DAY=$((HOUR * 24));

   STRING_ARR=($2);
   QUANTITY=${STRING_ARR[0]}

   # Calculate the delay according to what `$1` is.
   if [[ $2 =~ ^[0-9]+$ ]] ; then # Default: Minutes
     DELAY=$((MINUTE * $2));


   elif [[ $2 =~ ^[0-9]+\ ?seconds?$ ]] ; then
       DELAY=$QUANTITY;

   elif [[ $2 =~ ^[0-9]+\ ?minutes?$ ]] ; then
       DELAY=$(($QUANTITY * $MINUTE));

   elif [[ $2 =~ ^[0-9]+\ ?hours?$ ]] ; then
       DELAY=$(($QUANTITY * $HOUR));

   elif [[ $2 =~ ^[0-9]+\ ?days?$ ]] ; then
       DELAY=$(($QUANTITY * $DAY));

   else
     { # Try Block

     DUE=$(date -d "$2" +"%s") &&
     DELAY=$((DUE - CURRENT_TIME));

     } || { # Catch Block

     echo "Error: Unknown delay '$2'";
     exit 0;

     }

   fi

   TIME=$((CURRENT_TIME + DELAY));

else
   # If a delay-time is *not* supplied, then send the message now.
   TIME=$CURRENT_TIME;

fi


text-message() {

  RESPONSE=$(curl POST $SERVER_URL \
                  --silent \
                  --user $USER \
                  -d "message=$MESSAGE" \
                  -d "timestamp=$TIME");

  echo -e $RESPONSE;

}

text-message;