,image-move

#!/bin/bash

set -e

if [ "$#" -ne 2 ]; then
	echo "Usage: $0 <from_dir> <to_dir>"
	exit 1
fi

from_sourcedir="$1"
to_destdir="$2"

mkdir -p "$to_destdir/assets"

echo "Extracting..."

# Store directories with images, videos, etc. in an array
dir_with_assets=()
while IFS= read -r -d '' dir; do
	dir_with_assets+=("$dir")
	dirname=$(basename "$dir")

	# Rename images to their directory name and move them to to_destdir
	find "$dir" -type f \( -iname "*.jpg" -o -iname "*.jpeg" -o -iname "*.png" -o -iname "*.mov" -o -iname "*.webp" -o -iname "*.gif" -o -iname "*.mp4" \) -print0 | while IFS= read -r -d '' file; do
		filename=$(basename "$file")
		new_filename="$dirname-${filename// /_}" # Replace spaces with underscores
		# If file already exists, append a random number to the filename
		while [ -f "${to_destdir}/assets/${new_filename}" ]; do
			new_filename="$dirname-${filename// /_}-${RANDOM}"
		done
		mv "$file" "${to_destdir}/assets/${new_filename}"
		echo "Moved $file to ${to_destdir}/assets/${new_filename}"

		# Handle renaming image references in markdown files
		echo "Updating image references in markdown files..."
		find "$from_sourcedir" -type f -name "$dirname.md" -print0 | while IFS= read -r -d '' mdfile; do
			# Update image references in markdown files
			sed -i "s/!\[.*\](.*\/)*Untitled[[:space:]]*\(\.jpg\|\.jpeg\|\.png\|\.mov\|\.webp\|\.gif\|\.mp4\)/![${dirname}](${to_destdir// /%20}\/assets\/${new_filename// /%20})/g" "$mdfile"
		done
	done
done < <(find "$from_sourcedir" -mindepth 1 -maxdepth 1 -type d -print0)

# Remove empty directories
find "$from_sourcedir" -type d -empty -delete

if [ ${#dir_with_assets[@]} -eq 0 ]; then
	echo "Error: No directories found."
	exit 1
fi

echo "Extraction completed."