dev

#!/bin/bash
# Helper script for commands related to the CS Unplugged Classic repository.
#
# TODO:
#   - Look at using Hugo's live server for hotreloading.

set -e

ERROR='\033[0;31m'
SUCCESS='\033[0;32m'
CODE='\033[0;36m'
NC='\033[0m' # No Color

cmd_helps=()

defhelp() {
  local command="${1?}"
  local text="${2?}"
  local help_str
  help_str="$(printf '   %-28s %s' "$command" "$text")"
  cmd_helps+=("$help_str")
}

# Print out help information
cmd_help() {
  echo "Script for performing tasks related to the CS Unplugged Classic repository."
  echo
  echo "Usage: ./dev [COMMAND]"
  echo "Replace [COMMAND] with a word from the list below."
  echo
  echo "COMMAND list:"
  for str in "${cmd_helps[@]}"; do
    echo -e "$str"
  done
}
defhelp help 'View all help.'

# Start development environment
cmd_start() {
  echo "Creating systems..."
  docker compose -f docker-compose.local.yml up -d
  # Alert user that system is ready
  echo -e "\n${SUCCESS}System is up!${NC}"
  echo -e "Run the command ${CODE}./dev update${NC} to create content."
}
defhelp start 'Start development environment.'

# Stop development environment
cmd_end() {
  echo "Stopping systems..."
  docker compose -f docker-compose.local.yml down
}
defhelp end 'Stop development environment.'

# Build Docker images
cmd_build() {
  echo "Building Docker images..."
  docker compose -f docker-compose.local.yml build "$@"
}
defhelp build 'Build or rebuild Docker images.'

# Update all content
cmd_update() {
  hugo --config config.yaml,config.local.yaml
  echo -e "\n${SUCCESS}Content has been generated!${NC}"
echo "Open your preferred web browser to the URL 'https://classic.cs-unplugged.localhost'"
}
defhelp update 'Create files using Hugo command.'

# --- Core script logic -------------------------------------------------------

silent() {
  "$@" > /dev/null 2>&1
}

# If no command given
if [ $# -eq 0 ]; then
  echo -e "${ERROR}ERROR: This script requires a command!${NC}"
  cmd_help
  exit 1
fi
cmd="$1"
shift
if silent type "cmd_$cmd"; then
  "cmd_$cmd" "$@"
  exit $?
else
  echo -e "${ERROR}ERROR: Unknown command!${NC}"
  echo "Type './dev help' for available commands."
  exit 1
fi