#!/bin/sh
# Converts my logo to various formats from a template SVG
# Armaan Bhojwani 2021

set -e

SIZES="2048 1024 512 256 128 64"
A_SIZES="10 15 20 25 30 35 40 45 50 55 60"

for arg in ${@};do
  [ -z ${arg} ] && echo "Please provide an output format!" && exit 1
  
  [ ${arg} = "svg" ] && find . -name *.svg -not -path "./template/*" \
    -exec rm -v {} \;
  
  if [ ! -d "square/svg" ] || [ ! -d "circle/svg" ] || [ ${arg} = "svg" ]; then
    echo "Generating SVGs"
    for SHAPE in square circle; do
      mkdir -p ${SHAPE}/svg
  
      sed -e 's/STROKE/stroke="#00ffbf"/g' \
        -e 's/FILL/#212121/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-color-dark.svg
  
      sed -e 's/STROKE/stroke="#00ffbf"/g' \
        -e 's/FILL/#fff/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-color-white.svg
  
      sed -e 's/STROKE/stroke="#00ffbf"/g' \
        -e 's/FILL/none/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-color-trans.svg
  
      sed -e 's/STROKE/stroke="#212121"/g' \
        -e 's/FILL/#00ffbf/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-dark-color.svg
  
      sed -e 's/STROKE/stroke="#212121"/g' \
        -e 's/FILL/#fff/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-dark-white.svg
  
      sed -e 's/STROKE/stroke="#212121"/g' \
        -e 's/FILL/none/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-dark-trans.svg
  
      sed -e 's/STROKE/stroke="#fff"/g' \
        -e 's/FILL/#00ffbf/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-white-color.svg
  
      sed -e 's/STROKE/stroke="#fff"/g' \
        -e 's/FILL/#212121/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-white-dark.svg
  
      sed -e 's/STROKE/stroke="#fff"/g' \
        -e 's/FILL/none/g' template/${SHAPE}.svg \
        > ${SHAPE}/svg/logo-${SHAPE}-white-trans.svg
    done
  fi
  
  [ ${arg} = "svg" ] && exit 0
  
  [ ${arg} = "png" ] && find . -name *.png -not -name ./logo.png \
    -exec rm -v {} \;
  
  if [ ! -d "square/png" ] || [ ! -d "circle/png" ] || [ ${arg} = "png" ]; then
    echo "Generating PNGs"
    for SHAPE in square circle; do
      set -- $SIZES
      for i in $@; do
        mkdir -p ${SHAPE}/png/${i}
      done
  
      for i in $@; do
        for SVGIN in square/svg/*; do
          BASE=$(basename ${SVGIN} | cut -d '.' -f 1)
          inkscape -w ${i} -h ${i} ${SVGIN} --export-filename \
            square/png/${i}/${BASE}-${i}.png
        done
  
        for SVGIN in circle/svg/*; do
          BASE=$(basename ${SVGIN} | cut -d '.' -f 1)
          inkscape -w ${i} -h ${i} ${SVGIN} --export-filename \
            circle/png/${i}/${BASE}-${i}.png
        done
      done
    done
  fi
  
  [ ${arg} = "png" ] && exit 0
  
  if [ ${arg} = "ascii" ]; then
    echo "Generating ASCII art"
    find . -name *ascii.txt -exec rm -v {} \;
    for SHAPE in square circle; do
      set -- $A_SIZES
      for i in $@; do
        mkdir -p ${SHAPE}/ascii/${i}
  
        for PNGIN in circle/png/2048/*; do
          BASE=$(basename ${PNGIN} | cut -d '.' -f 1)
          jp2a --height=${i} ${PNGIN} > circle/ascii/${i}/${BASE}-${i}.ascii.txt
        done
  
        for PNGIN in square/png/2048/*; do
          BASE=$(basename ${PNGIN} | cut -d '.' -f 1)
          jp2a --height=${i} ${PNGIN} > square/ascii/${i}/${BASE}-${i}.ascii.txt
        done
      done
    done
    exit 0
  fi
  
  if [ ${arg} = "unicode" ]; then
    echo "Generating Unicode"
    find . -name *unicode.txt -exec rm -v {} \;
    for SHAPE in square circle; do
      set -- $A_SIZES
      for i in $@; do
        mkdir -p ${SHAPE}/unicode/${i}
  
        for PNGIN in circle/png/2048/*; do
          BASE=$(basename ${PNGIN} | cut -d '-' -f -4)
          chafa -c none -s ${i}x${i} ${PNGIN} \
            > circle/unicode/${i}/${BASE}-${i}.unicode.txt
        done
  
        for PNGIN in square/png/2048/*; do
          BASE=$(basename ${PNGIN} | cut -d '-' -f -4)
          chafa -c none -s ${i}x${i} ${PNGIN} \
            > square/unicode/${i}/${BASE}-${i}.unicode.txt
        done
      done
    done
    exit 0
  fi
  
  for SHAPE in square circle; do
    find . -name '*.${arg}' -exec rm -v {} \;
  
    set -- $SIZES
    for i in $@; do
      mkdir -p ${SHAPE}/${arg}/${i}
    done

    for PAT in $(find . -name '*.png' -not -name ./logo.png); do
      echo "Generating ${arg}s"
      convert -verbose ${PAT} $(printf "%s" "$PAT" | sed "s/\.png/.$arg/g")
    done
  done
done