#!/bin/bash

MAP_FILE=".sync-map"

if [ ! -f "$MAP_FILE" ]; then
    echo "No .sync-map found"
    exit 1
fi

echo "Syncing external files INTO repo..."

while IFS=: read -r src dest
do
    eval source_file="$src"
    eval dest_file="$dest"
    # skip empty or comment lines
    [ -z "$source_file" ] && continue
    case "$source_file" in \#*) continue ;; esac

    if [ ! -f "$dest_file" ]; then
        echo "Missing external file: $dest_file"
        exit 1
    fi

    if [ ! -d "$(dirname "$source_file")" ]; then
        mkdir -p "$(dirname "$source_file")"
    fi
    cp "${dest_file}" "${source_file}"

    echo "Restored: $dest_file"
done < "$MAP_FILE"

echo "Done syncing OUT"