#!/bin/bash

# set colors for output messages
OK="$(tput setaf 2)[OK]$(tput sgr0)"
ERROR="$(tput setaf 1)[ERROR]$(tput sgr0)"

# Set the name of the log file to include the current date and time
SLOG="install-$(date +%d-%H%M%S)_themes.log"

# function to extract files with overwrite option
extract_files() {
  local source_dir="$1"       # source directory containing files
  local destination="$2"      # destination directory for extraction
  local extraction_type="$3"  # type of extraction: "tar" or "unzip"

  if [ -d "$source_dir" ]; then
    echo "extracting files from '$source_dir' to '$destination'..."
    if [ "$extraction_type" == "tar" ]; then
      for file in "$source_dir"/*.tar.gz; do
        if [ -f "$file" ]; then
          echo "extracting '$file' to '$destination'..."
          tar -xzf "$file" -C "$destination" --overwrite && echo "$OK extracted '$file' to '$destination'" || echo "$ERROR failed to extract '$file'"
        fi
      done
    elif [ "$extraction_type" == "unzip" ]; then
      for file in "$source_dir"/*.zip; do
        if [ -f "$file" ]; then
          echo "extracting '$file' to '$destination'..."
          unzip -o -q "$file" -d "$destination" && echo "$OK extracted '$file' to '$destination'" || echo "$ERROR failed to extract '$file'"
        fi
      done
    else
      echo "${ERROR} invalid extraction type '$extraction_type'"
      return 1
    fi
    echo "${OK} extraction from '$source_dir' completed"
  else
    echo "${ERROR} source directory '$source_dir' does not exist"
    return 1
  fi
}

# create directories if they don't exist
mkdir -p ~/.icons
mkdir -p ~/.themes

# extract files from 'theme' directory to ~/.themes using tar and log output
extract_files "theme" ~/.themes "tar" 2>&1 | tee -a "$SLOG"

# extract files from 'icon' directory to ~/.icons using unzip and log output
extract_files "icon" ~/.icons "unzip" 2>&1 | tee -a "$SLOG"