#!/bin/sh

# script/help: Display information about available scripts.

set -e

cd "$(dirname "$0")/.."

REPO_NAME=$(basename "$(git rev-parse --show-toplevel 2>/dev/null)" 2>/dev/null || basename "$(pwd)")

printf "\033[1m%s\033[36m %s\033[32m %s\033[0m \n\n" "Development environment for" "$REPO_NAME" ""

echo "Available scripts:"
echo ""

find scripts -type f -perm -111 -print0 | sort -z | while IFS= read -r -d '' script; do
    script_name=$(basename "$script")
    description=$(awk -v prefix="# script/$script_name:" '
        BEGIN {desc=""}
        $0 ~ prefix {
            line = $0
            sub(prefix, "", line)
            sub(/^# */, "", line)
            desc = desc (desc ? " " : "") line
            next
        }
        desc != "" {exit}
        END {print desc}
    ' "$script")
    if [ -z "$description" ]; then
        description="No description available"
    fi
    if [ "${#description}" -gt 60 ]; then
        description=$(echo "$description" | cut -c1-57)...
    fi
    printf " \033[36m %-25s\033[0m %s\n" "scripts/$script_name" "$description"
done

echo ""