#!/bin/bash
# SHOW: CREATE/UPDATE PLAYLIST
# Creates and/or updates a playlist to reflect what's in openmic-audio_queued folder


# Includes and Declarations (global variables, formatting, and functions)
source "$APPLICATION_ROOT/scripts/system/system-functions"
source "$APPLICATION_ROOT/scripts/system/system-declarations"


# Check if directory is empty
if [[ $(ls "$AUDIO_QUEUED_DIRECTORY") ]]; then

    # If not empty, render list
    echo -e "${COLOR_GREEN}[Q] \"audio_queued\" folder contents (${i} items):${COLOR_DEFAULT}"
    echo -e ""
    echo -e ""
    echo -e "   ${FONT_BOLD}SHOW QUEUED FOLDER CONTENTS${FONT_DEFAULT}"
    echo -e ""


    # Cycle through openmic audio queued directory, and print each line (just filename)
    i=1
    for FILE in "$AUDIO_QUEUED_DIRECTORY"/*; do


        # Check i's length. If less than 10, add zero to front
        STRLENGTH=${#i}
        if [[ $STRLENGTH == 1 ]]; then
            LEADING_ZERO_INSERTION="0"
        else
            LEADING_ZERO_INSERTION=""
        fi

        # Render line (FILE printout) with number in front
        JUST_FILENAME=$(echo "$FILE" | sed "s/.*\///")
        echo -e "   $LEADING_ZERO_INSERTION$i: \"$JUST_FILENAME\""

        # Increment i
        i=$((i+1));

    done
    FILE_COUNT=$((i-1))
    echo -e "";
    echo -e "   ${FONT_BOLD}[${FILE_COUNT} Files Found]${FONT_DEFAULT}\n"
    echo -e "";
    echo -e "";    
    echo -e "";

else

    # If directory is empty
    error_message "[Q] The \"audio_queued\" directory is empty. Add audio files.";
    echo ""

fi