.envrc

######## JAMBHALA ENVIRONMENT CONFIGURATION ########
# Do not modify the contents of this file!
# To modify your configuration, change values of variables in the .env file.
# The .env file is created automatically for you when you load the environment the first time.
# Type ENTER/RETURN in your terminal session after modifying .env to apply your changes.

#### GENERAL SETUP ####
export PROJECT_ROOT=$(git rev-parse --show-toplevel)

# Add utility scripts to PATH
PATH_add ./scripts/

# Fix project if cloned without --recurse-submodules flag
fix-submodules.sh

# Add setup scripts to PATH
PATH_add ./jsetup-utils

# Make .env file from template if absent
mk-env.sh

# Source and watch the .env file:
dotenv
watch_file .env

#### LOAD NIX ENVIRONMENT ####

# Use nix-direnv for caching/persistence:
if ! has nix_direnv_version || ! nix_direnv_version 3.0.4; then
  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.4/direnvrc" "sha256-DzlYZ33mWF/Gs8DDeyjr8mnVmQGx7ASYqA5WlxwvBG4="
fi

# Allow unfree packages (for closed-source VS Code extensions):
export NIXPKGS_ALLOW_UNFREE=1

# Disable Boehm garbage collection on Macs to prevent seg-fault
if [[ "$(uname)" == "Darwin" ]]; then
  export GC_DONT_GC=1
fi

# Load the Nix environment from flake.nix:
if use flake . --impure --accept-flake-config --no-warn-dirty; then
  export JAMB_ENV_LOADED=true

  # Source cardano-cli-guru environment if not already loaded (makes Guru commands available from project root)
  if [[ $GURU_ENV_LOADED != true ]]; then
    source_env "$PROJECT_ROOT/cardano-cli-guru"
  fi

  # Build cabal project locally
  export CABAL_DIR="$PROJECT_ROOT/.cabal"

  # Create symlink to Nix HLS binary (prevents conflict with GHCup binaries)
  just link-hls

  #### JAMBHALUCID SETUP ####

  # Create .env.local file for Jambhalucid and populate with existing variables
  env_local="$PROJECT_ROOT/jambhalucid/.env.local"
  if [ -e "$env_local" ]; then
    rm "$env_local"
  fi
  if [ "$CARDANO_NODE_NETWORK_ID" == "1" ]; then
    TESTNET_NAME="preprod"
  else
    TESTNET_NAME="preview"
  fi
  touch "$env_local"
  cat <<EOF >> "$env_local"
TESTNET_NAME=$TESTNET_NAME
BLOCKFROST_PROJECT_ID_PREPROD=$BLOCKFROST_PROJECT_ID_PREPROD
BLOCKFROST_PROJECT_ID_PREVIEW=$BLOCKFROST_PROJECT_ID_PREVIEW
EOF

  #### HASKELL DOJO SETUP ####

  if [ ! -d "$PWD/haskell-dojo" ]; then
    if [ -n "$GITHUB_ID" ]; then
      repo_url="https://github.com/$GITHUB_ID/haskell-dojo"  
      if curl --output /dev/null --silent --head --fail "$repo_url"; then  
        git clone "$repo_url"
      fi
    fi
  fi

else
  echo "Error loading flake.nix"
  exit 1
fi